docker_cli_run_test.go 103 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045104610471048104910501051105210531054105510561057105810591060106110621063106410651066106710681069107010711072107310741075107610771078107910801081108210831084108510861087108810891090109110921093109410951096109710981099110011011102110311041105110611071108110911101111111211131114111511161117111811191120112111221123112411251126112711281129113011311132113311341135113611371138113911401141114211431144114511461147114811491150115111521153115411551156115711581159116011611162116311641165116611671168116911701171117211731174117511761177117811791180118111821183118411851186118711881189119011911192119311941195119611971198119912001201120212031204120512061207120812091210121112121213121412151216121712181219122012211222122312241225122612271228122912301231123212331234123512361237123812391240124112421243124412451246124712481249125012511252125312541255125612571258125912601261126212631264126512661267126812691270127112721273127412751276127712781279128012811282128312841285128612871288128912901291129212931294129512961297129812991300130113021303130413051306130713081309131013111312131313141315131613171318131913201321132213231324132513261327132813291330133113321333133413351336133713381339134013411342134313441345134613471348134913501351135213531354135513561357135813591360136113621363136413651366136713681369137013711372137313741375137613771378137913801381138213831384138513861387138813891390139113921393139413951396139713981399140014011402140314041405140614071408140914101411141214131414141514161417141814191420142114221423142414251426142714281429143014311432143314341435143614371438143914401441144214431444144514461447144814491450145114521453145414551456145714581459146014611462146314641465146614671468146914701471147214731474147514761477147814791480148114821483148414851486148714881489149014911492149314941495149614971498149915001501150215031504150515061507150815091510151115121513151415151516151715181519152015211522152315241525152615271528152915301531153215331534153515361537153815391540154115421543154415451546154715481549155015511552155315541555155615571558155915601561156215631564156515661567156815691570157115721573157415751576157715781579158015811582158315841585158615871588158915901591159215931594159515961597159815991600160116021603160416051606160716081609161016111612161316141615161616171618161916201621162216231624162516261627162816291630163116321633163416351636163716381639164016411642164316441645164616471648164916501651165216531654165516561657165816591660166116621663166416651666166716681669167016711672167316741675167616771678167916801681168216831684168516861687168816891690169116921693169416951696169716981699170017011702170317041705170617071708170917101711171217131714171517161717171817191720172117221723172417251726172717281729173017311732173317341735173617371738173917401741174217431744174517461747174817491750175117521753175417551756175717581759176017611762176317641765176617671768176917701771177217731774177517761777177817791780178117821783178417851786178717881789179017911792179317941795179617971798179918001801180218031804180518061807180818091810181118121813181418151816181718181819182018211822182318241825182618271828182918301831183218331834183518361837183818391840184118421843184418451846184718481849185018511852185318541855185618571858185918601861186218631864186518661867186818691870187118721873187418751876187718781879188018811882188318841885188618871888188918901891189218931894189518961897189818991900190119021903190419051906190719081909191019111912191319141915191619171918191919201921192219231924192519261927192819291930193119321933193419351936193719381939194019411942194319441945194619471948194919501951195219531954195519561957195819591960196119621963196419651966196719681969197019711972197319741975197619771978197919801981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026202720282029203020312032203320342035203620372038203920402041204220432044204520462047204820492050205120522053205420552056205720582059206020612062206320642065206620672068206920702071207220732074207520762077207820792080208120822083208420852086208720882089209020912092209320942095209620972098209921002101210221032104210521062107210821092110211121122113211421152116211721182119212021212122212321242125212621272128212921302131213221332134213521362137213821392140214121422143214421452146214721482149215021512152215321542155215621572158215921602161216221632164216521662167216821692170217121722173217421752176217721782179218021812182218321842185218621872188218921902191219221932194219521962197219821992200220122022203220422052206220722082209221022112212221322142215221622172218221922202221222222232224222522262227222822292230223122322233223422352236223722382239224022412242224322442245224622472248224922502251225222532254225522562257225822592260226122622263226422652266226722682269227022712272227322742275227622772278227922802281228222832284228522862287228822892290229122922293229422952296229722982299230023012302230323042305230623072308230923102311231223132314231523162317231823192320232123222323232423252326232723282329233023312332233323342335233623372338233923402341234223432344234523462347234823492350235123522353235423552356235723582359236023612362236323642365236623672368236923702371237223732374237523762377237823792380238123822383238423852386238723882389239023912392239323942395239623972398239924002401240224032404240524062407240824092410241124122413241424152416241724182419242024212422242324242425242624272428242924302431243224332434243524362437243824392440244124422443244424452446244724482449245024512452245324542455245624572458245924602461246224632464246524662467246824692470247124722473247424752476247724782479248024812482248324842485248624872488248924902491249224932494249524962497249824992500250125022503250425052506250725082509251025112512251325142515251625172518251925202521252225232524252525262527252825292530253125322533253425352536253725382539254025412542254325442545254625472548254925502551255225532554255525562557255825592560256125622563256425652566256725682569257025712572257325742575257625772578257925802581258225832584258525862587258825892590259125922593259425952596259725982599260026012602260326042605260626072608260926102611261226132614261526162617261826192620262126222623262426252626262726282629263026312632263326342635263626372638263926402641264226432644264526462647264826492650265126522653265426552656265726582659266026612662266326642665266626672668266926702671267226732674267526762677267826792680268126822683268426852686268726882689269026912692269326942695269626972698269927002701270227032704270527062707270827092710271127122713271427152716271727182719272027212722272327242725272627272728272927302731273227332734273527362737273827392740274127422743274427452746274727482749275027512752275327542755275627572758275927602761276227632764276527662767276827692770277127722773277427752776277727782779278027812782278327842785278627872788278927902791279227932794279527962797279827992800280128022803280428052806280728082809281028112812281328142815281628172818281928202821282228232824282528262827282828292830283128322833283428352836283728382839284028412842284328442845284628472848284928502851285228532854285528562857285828592860286128622863286428652866286728682869287028712872287328742875287628772878287928802881288228832884288528862887288828892890289128922893289428952896289728982899290029012902290329042905290629072908290929102911291229132914291529162917291829192920292129222923292429252926292729282929293029312932293329342935293629372938293929402941294229432944294529462947294829492950295129522953295429552956295729582959296029612962296329642965296629672968296929702971297229732974297529762977297829792980298129822983298429852986298729882989299029912992299329942995299629972998299930003001300230033004300530063007300830093010301130123013301430153016301730183019302030213022302330243025302630273028302930303031303230333034303530363037303830393040304130423043304430453046304730483049305030513052305330543055305630573058305930603061306230633064306530663067306830693070307130723073307430753076307730783079308030813082308330843085308630873088308930903091309230933094309530963097309830993100310131023103310431053106310731083109311031113112311331143115311631173118311931203121312231233124312531263127312831293130313131323133313431353136313731383139314031413142314331443145314631473148314931503151315231533154315531563157315831593160316131623163316431653166316731683169317031713172317331743175317631773178317931803181318231833184318531863187318831893190319131923193319431953196319731983199
  1. package main
  2. import (
  3. "bufio"
  4. "bytes"
  5. "fmt"
  6. "io/ioutil"
  7. "net"
  8. "os"
  9. "os/exec"
  10. "path"
  11. "path/filepath"
  12. "reflect"
  13. "regexp"
  14. "sort"
  15. "strconv"
  16. "strings"
  17. "sync"
  18. "time"
  19. "github.com/docker/docker/nat"
  20. "github.com/docker/libnetwork/resolvconf"
  21. "github.com/go-check/check"
  22. )
  23. // "test123" should be printed by docker run
  24. func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
  25. runCmd := exec.Command(dockerBinary, "run", "busybox", "echo", "test123")
  26. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  27. if err != nil {
  28. c.Fatalf("failed to run container: %v, output: %q", err, out)
  29. }
  30. if out != "test123\n" {
  31. c.Fatalf("container should've printed 'test123'")
  32. }
  33. }
  34. // "test" should be printed
  35. func (s *DockerSuite) TestRunEchoStdoutWithMemoryLimit(c *check.C) {
  36. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "busybox", "echo", "test")
  37. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  38. if err != nil {
  39. c.Fatalf("failed to run container: %v, output: %q", err, out)
  40. }
  41. out = strings.Trim(out, "\r\n")
  42. if expected := "test"; out != expected {
  43. c.Fatalf("container should've printed %q but printed %q", expected, out)
  44. }
  45. }
  46. // should run without memory swap
  47. func (s *DockerSuite) TestRunWithoutMemoryswapLimit(c *check.C) {
  48. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "--memory-swap", "-1", "busybox", "true")
  49. out, _, err := runCommandWithOutput(runCmd)
  50. if err != nil {
  51. c.Fatalf("failed to run container, output: %q", out)
  52. }
  53. }
  54. // "test" should be printed
  55. func (s *DockerSuite) TestRunEchoStdoutWitCPULimit(c *check.C) {
  56. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "busybox", "echo", "test")
  57. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  58. if err != nil {
  59. c.Fatalf("failed to run container: %v, output: %q", err, out)
  60. }
  61. if out != "test\n" {
  62. c.Errorf("container should've printed 'test'")
  63. }
  64. }
  65. // "test" should be printed
  66. func (s *DockerSuite) TestRunEchoStdoutWithCPUAndMemoryLimit(c *check.C) {
  67. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "-m", "16m", "busybox", "echo", "test")
  68. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  69. if err != nil {
  70. c.Fatalf("failed to run container: %v, output: %q", err, out)
  71. }
  72. if out != "test\n" {
  73. c.Errorf("container should've printed 'test', got %q instead", out)
  74. }
  75. }
  76. // "test" should be printed
  77. func (s *DockerSuite) TestRunEchoStdoutWithCPUQuota(c *check.C) {
  78. runCmd := exec.Command(dockerBinary, "run", "--cpu-quota", "8000", "--name", "test", "busybox", "echo", "test")
  79. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  80. if err != nil {
  81. c.Fatalf("failed to run container: %v, output: %q", err, out)
  82. }
  83. out = strings.TrimSpace(out)
  84. if strings.Contains(out, "Your kernel does not support CPU cfs quota") {
  85. c.Skip("Your kernel does not support CPU cfs quota, skip this test")
  86. }
  87. if out != "test" {
  88. c.Errorf("container should've printed 'test'")
  89. }
  90. out, err = inspectField("test", "HostConfig.CpuQuota")
  91. c.Assert(err, check.IsNil)
  92. if out != "8000" {
  93. c.Errorf("setting the CPU CFS quota failed")
  94. }
  95. }
  96. // "test" should be printed
  97. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  98. runCmd := exec.Command(dockerBinary, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  99. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  100. if err != nil {
  101. c.Fatalf("failed to run container: %v, output: %q", err, out)
  102. }
  103. if out != "test\n" {
  104. c.Errorf("container should've printed 'test'")
  105. }
  106. }
  107. // docker run should not leak file descriptors
  108. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  109. runCmd := exec.Command(dockerBinary, "run", "busybox", "ls", "-C", "/proc/self/fd")
  110. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  111. if err != nil {
  112. c.Fatalf("failed to run container: %v, output: %q", err, out)
  113. }
  114. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  115. if out != "0 1 2 3\n" {
  116. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  117. }
  118. }
  119. // it should be possible to lookup Google DNS
  120. // this will fail when Internet access is unavailable
  121. func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
  122. testRequires(c, Network)
  123. out, _, _, err := runCommandWithStdoutStderr(exec.Command(dockerBinary, "run", "busybox", "nslookup", "google.com"))
  124. if err != nil {
  125. c.Fatalf("failed to run container: %v, output: %q", err, out)
  126. }
  127. }
  128. // the exit code should be 0
  129. // some versions of lxc might make this test fail
  130. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  131. runCmd := exec.Command(dockerBinary, "run", "busybox", "true")
  132. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  133. c.Errorf("container should've exited with exit code 0: %s, %v", out, err)
  134. }
  135. }
  136. // the exit code should be 1
  137. // some versions of lxc might make this test fail
  138. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  139. runCmd := exec.Command(dockerBinary, "run", "busybox", "false")
  140. exitCode, err := runCommand(runCmd)
  141. if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {
  142. c.Fatal(err)
  143. }
  144. if exitCode != 1 {
  145. c.Errorf("container should've exited with exit code 1")
  146. }
  147. }
  148. // it should be possible to pipe in data via stdin to a process running in a container
  149. // some versions of lxc might make this test fail
  150. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  151. runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
  152. runCmd.Stdin = strings.NewReader("blahblah")
  153. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  154. if err != nil {
  155. c.Fatalf("failed to run container: %v, output: %q", err, out)
  156. }
  157. out = strings.TrimSpace(out)
  158. waitCmd := exec.Command(dockerBinary, "wait", out)
  159. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  160. c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  161. }
  162. logsCmd := exec.Command(dockerBinary, "logs", out)
  163. logsOut, _, err := runCommandWithOutput(logsCmd)
  164. if err != nil {
  165. c.Fatalf("error thrown while trying to get container logs: %s, %v", logsOut, err)
  166. }
  167. containerLogs := strings.TrimSpace(logsOut)
  168. if containerLogs != "blahblah" {
  169. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  170. }
  171. rmCmd := exec.Command(dockerBinary, "rm", out)
  172. if out, _, err = runCommandWithOutput(rmCmd); err != nil {
  173. c.Fatalf("rm failed to remove container: %s, %v", out, err)
  174. }
  175. }
  176. // the container's ID should be printed when starting a container in detached mode
  177. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  178. runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  179. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  180. if err != nil {
  181. c.Fatalf("failed to run container: %v, output: %q", err, out)
  182. }
  183. out = strings.TrimSpace(out)
  184. waitCmd := exec.Command(dockerBinary, "wait", out)
  185. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  186. c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  187. }
  188. rmCmd := exec.Command(dockerBinary, "rm", out)
  189. rmOut, _, err := runCommandWithOutput(rmCmd)
  190. if err != nil {
  191. c.Fatalf("rm failed to remove container: %s, %v", rmOut, err)
  192. }
  193. rmOut = strings.TrimSpace(rmOut)
  194. if rmOut != out {
  195. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  196. }
  197. }
  198. // the working directory should be set correctly
  199. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  200. runCmd := exec.Command(dockerBinary, "run", "-w", "/root", "busybox", "pwd")
  201. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  202. if err != nil {
  203. c.Fatalf("failed to run container: %v, output: %q", err, out)
  204. }
  205. out = strings.TrimSpace(out)
  206. if out != "/root" {
  207. c.Errorf("-w failed to set working directory")
  208. }
  209. runCmd = exec.Command(dockerBinary, "run", "--workdir", "/root", "busybox", "pwd")
  210. out, _, _, err = runCommandWithStdoutStderr(runCmd)
  211. if err != nil {
  212. c.Fatal(out, err)
  213. }
  214. out = strings.TrimSpace(out)
  215. if out != "/root" {
  216. c.Errorf("--workdir failed to set working directory")
  217. }
  218. }
  219. // pinging Google's DNS resolver should fail when we disable the networking
  220. func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
  221. runCmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "8.8.8.8")
  222. out, _, exitCode, err := runCommandWithStdoutStderr(runCmd)
  223. if err != nil && exitCode != 1 {
  224. c.Fatal(out, err)
  225. }
  226. if exitCode != 1 {
  227. c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  228. }
  229. runCmd = exec.Command(dockerBinary, "run", "-n=false", "busybox", "ping", "-c", "1", "8.8.8.8")
  230. out, _, exitCode, err = runCommandWithStdoutStderr(runCmd)
  231. if err != nil && exitCode != 1 {
  232. c.Fatal(out, err)
  233. }
  234. if exitCode != 1 {
  235. c.Errorf("-n=false should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  236. }
  237. }
  238. //test --link use container name to link target
  239. func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
  240. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  241. out, _, _, err := runCommandWithStdoutStderr(cmd)
  242. if err != nil {
  243. c.Fatalf("failed to run container: %v, output: %q", err, out)
  244. }
  245. ip, err := inspectField("parent", "NetworkSettings.IPAddress")
  246. c.Assert(err, check.IsNil)
  247. cmd = exec.Command(dockerBinary, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  248. out, _, err = runCommandWithOutput(cmd)
  249. if err != nil {
  250. c.Fatalf("failed to run container: %v, output: %q", err, out)
  251. }
  252. if !strings.Contains(out, ip+" test") {
  253. c.Fatalf("use a container name to link target failed")
  254. }
  255. }
  256. //test --link use container id to link target
  257. func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
  258. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "busybox")
  259. cID, _, _, err := runCommandWithStdoutStderr(cmd)
  260. if err != nil {
  261. c.Fatalf("failed to run container: %v, output: %q", err, cID)
  262. }
  263. cID = strings.TrimSpace(cID)
  264. ip, err := inspectField(cID, "NetworkSettings.IPAddress")
  265. c.Assert(err, check.IsNil)
  266. cmd = exec.Command(dockerBinary, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  267. out, _, err := runCommandWithOutput(cmd)
  268. if err != nil {
  269. c.Fatalf("failed to run container: %v, output: %q", err, out)
  270. }
  271. if !strings.Contains(out, ip+" test") {
  272. c.Fatalf("use a container id to link target failed")
  273. }
  274. }
  275. func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
  276. cmd := exec.Command(dockerBinary, "run", "--name", "test", "-d", "busybox", "top")
  277. out, _, err := runCommandWithOutput(cmd)
  278. if err != nil {
  279. c.Fatalf("failed to run container: %v, output: %q", err, out)
  280. }
  281. cmd = exec.Command(dockerBinary, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
  282. out, _, err = runCommandWithOutput(cmd)
  283. if err != nil {
  284. c.Fatalf("failed to run container: %v, output: %q", err, out)
  285. }
  286. cmd = exec.Command(dockerBinary, "run", "-d", "--link=parent:parent", "busybox", "top")
  287. out, _, err = runCommandWithOutput(cmd)
  288. if err != nil {
  289. c.Fatalf("failed to run container: %v, output: %q", err, out)
  290. }
  291. cmd = exec.Command(dockerBinary, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
  292. out, _, err = runCommandWithOutput(cmd)
  293. if err != nil {
  294. c.Fatalf("failed to run container: %v, output: %q", err, out)
  295. }
  296. cmd = exec.Command(dockerBinary, "run", "-d", "--link=child:child", "busybox", "top")
  297. out, _, err = runCommandWithOutput(cmd)
  298. if err != nil {
  299. c.Fatalf("failed to run container: %v, output: %q", err, out)
  300. }
  301. }
  302. func (s *DockerSuite) TestRunContainerNetModeWithDnsMacHosts(c *check.C) {
  303. cmd := exec.Command(dockerBinary, "run", "-d", "--name", "parent", "busybox", "top")
  304. out, _, err := runCommandWithOutput(cmd)
  305. if err != nil {
  306. c.Fatalf("failed to run container: %v, output: %q", err, out)
  307. }
  308. cmd = exec.Command(dockerBinary, "run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
  309. out, _, err = runCommandWithOutput(cmd)
  310. if err == nil || !strings.Contains(out, "Conflicting options: --dns and the network mode") {
  311. c.Fatalf("run --net=container with --dns should error out")
  312. }
  313. cmd = exec.Command(dockerBinary, "run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
  314. out, _, err = runCommandWithOutput(cmd)
  315. if err == nil || !strings.Contains(out, "--mac-address and the network mode") {
  316. c.Fatalf("run --net=container with --mac-address should error out")
  317. }
  318. cmd = exec.Command(dockerBinary, "run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
  319. out, _, err = runCommandWithOutput(cmd)
  320. if err == nil || !strings.Contains(out, "--add-host and the network mode") {
  321. c.Fatalf("run --net=container with --add-host should error out")
  322. }
  323. }
  324. func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
  325. testRequires(c, ExecSupport)
  326. cmd := exec.Command(dockerBinary, "run", "-i", "-d", "--name", "parent", "busybox", "top")
  327. out, _, err := runCommandWithOutput(cmd)
  328. if err != nil {
  329. c.Fatalf("failed to run container: %v, output: %q", err, out)
  330. }
  331. cmd = exec.Command(dockerBinary, "exec", "parent", "cat", "/etc/hostname")
  332. out, _, err = runCommandWithOutput(cmd)
  333. if err != nil {
  334. c.Fatalf("failed to exec command: %v, output: %q", err, out)
  335. }
  336. cmd = exec.Command(dockerBinary, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
  337. out1, _, err := runCommandWithOutput(cmd)
  338. if err != nil {
  339. c.Fatalf("failed to run container: %v, output: %q", err, out1)
  340. }
  341. if out1 != out {
  342. c.Fatal("containers with shared net namespace should have same hostname")
  343. }
  344. }
  345. // Regression test for #4979
  346. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  347. runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  348. out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
  349. if err != nil && exitCode != 0 {
  350. c.Fatal("1", out, stderr, err)
  351. }
  352. runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  353. out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
  354. if err != nil && exitCode != 0 {
  355. c.Fatal("2", out, stderr, err)
  356. }
  357. }
  358. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  359. // But the volume call is just a normal volume, not a bind mount
  360. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  361. testRequires(c, SameHostDaemon)
  362. testRequires(c, NativeExecDriver)
  363. name := "test-volume-symlink"
  364. dir, err := ioutil.TempDir("", name)
  365. if err != nil {
  366. c.Fatal(err)
  367. }
  368. defer os.RemoveAll(dir)
  369. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  370. if err != nil {
  371. c.Fatal(err)
  372. }
  373. f.Close()
  374. dockerFile := fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  375. if _, err := buildImage(name, dockerFile, false); err != nil {
  376. c.Fatal(err)
  377. }
  378. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/test/test", name))
  379. if err != nil {
  380. c.Fatalf("Failed with errors: %s, %v", out, err)
  381. }
  382. }
  383. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  384. cmd := exec.Command(dockerBinary, "run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile")
  385. if code, err := runCommand(cmd); err == nil || code == 0 {
  386. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  387. }
  388. }
  389. func (s *DockerSuite) TestRunVolumesFromInReadonlyMode(c *check.C) {
  390. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  391. if _, err := runCommand(cmd); err != nil {
  392. c.Fatal(err)
  393. }
  394. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:ro", "busybox", "touch", "/test/file")
  395. if code, err := runCommand(cmd); err == nil || code == 0 {
  396. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  397. }
  398. }
  399. // Regression test for #1201
  400. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  401. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  402. if _, err := runCommand(cmd); err != nil {
  403. c.Fatal(err)
  404. }
  405. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  406. if out, _, err := runCommandWithOutput(cmd); err != nil {
  407. c.Fatalf("running --volumes-from parent:rw failed with output: %q\nerror: %v", out, err)
  408. }
  409. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:bar", "busybox", "touch", "/test/file")
  410. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "invalid mode for volumes-from: bar") {
  411. c.Fatalf("running --volumes-from foo:bar should have failed with invalid mount mode: %q", out)
  412. }
  413. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "busybox", "touch", "/test/file")
  414. if out, _, err := runCommandWithOutput(cmd); err != nil {
  415. c.Fatalf("running --volumes-from parent failed with output: %q\nerror: %v", out, err)
  416. }
  417. }
  418. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  419. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  420. if _, err := runCommand(cmd); err != nil {
  421. c.Fatal(err)
  422. }
  423. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  424. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  425. if _, err := runCommand(cmd); err == nil {
  426. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  427. }
  428. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  429. if _, err := runCommand(cmd); err != nil {
  430. c.Fatal(err)
  431. }
  432. // Expect this to be read-only since both are "ro"
  433. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file")
  434. if _, err := runCommand(cmd); err == nil {
  435. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  436. }
  437. }
  438. // Test for GH#10618
  439. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  440. mountstr1 := randomUnixTmpDirPath("test1") + ":/someplace"
  441. mountstr2 := randomUnixTmpDirPath("test2") + ":/someplace"
  442. cmd := exec.Command(dockerBinary, "run", "-v", mountstr1, "-v", mountstr2, "busybox", "true")
  443. if out, _, err := runCommandWithOutput(cmd); err == nil {
  444. c.Fatal("Expected error about duplicate volume definitions")
  445. } else {
  446. if !strings.Contains(out, "Duplicate bind mount") {
  447. c.Fatalf("Expected 'duplicate volume' error, got %v", err)
  448. }
  449. }
  450. }
  451. // Test for #1351
  452. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  453. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "touch", "/test/foo")
  454. if _, err := runCommand(cmd); err != nil {
  455. c.Fatal(err)
  456. }
  457. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "-v", "/test", "busybox", "cat", "/test/foo")
  458. if out, _, err := runCommandWithOutput(cmd); err != nil {
  459. c.Fatal(out, err)
  460. }
  461. }
  462. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  463. cmd := exec.Command(dockerBinary, "run", "--name", "parent1", "-v", "/test", "busybox", "touch", "/test/foo")
  464. if _, err := runCommand(cmd); err != nil {
  465. c.Fatal(err)
  466. }
  467. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/other", "busybox", "touch", "/other/bar")
  468. if _, err := runCommand(cmd); err != nil {
  469. c.Fatal(err)
  470. }
  471. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent1", "--volumes-from", "parent2",
  472. "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  473. if _, err := runCommand(cmd); err != nil {
  474. c.Fatal(err)
  475. }
  476. }
  477. // this tests verifies the ID format for the container
  478. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  479. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  480. out, exit, err := runCommandWithOutput(cmd)
  481. if err != nil {
  482. c.Fatal(err)
  483. }
  484. if exit != 0 {
  485. c.Fatalf("expected exit code 0 received %d", exit)
  486. }
  487. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  488. if err != nil {
  489. c.Fatal(err)
  490. }
  491. if !match {
  492. c.Fatalf("Invalid container ID: %s", out)
  493. }
  494. }
  495. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  496. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  497. cmd := exec.Command(dockerBinary, "run", "-v", "/var/lib/data", "busybox", "true")
  498. if _, err := runCommand(cmd); err != nil {
  499. c.Fatal(err)
  500. }
  501. }
  502. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  503. // Note that this bug happens only with symlinks with a target that starts with '/'.
  504. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  505. image := "docker-test-createvolumewithsymlink"
  506. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  507. buildCmd.Stdin = strings.NewReader(`FROM busybox
  508. RUN ln -s home /bar`)
  509. buildCmd.Dir = workingDirectory
  510. err := buildCmd.Run()
  511. if err != nil {
  512. c.Fatalf("could not build '%s': %v", image, err)
  513. }
  514. cmd := exec.Command(dockerBinary, "run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  515. exitCode, err := runCommand(cmd)
  516. if err != nil || exitCode != 0 {
  517. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  518. }
  519. var volPath string
  520. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{range .Volumes}}{{.}}{{end}}", "test-createvolumewithsymlink")
  521. volPath, exitCode, err = runCommandWithOutput(cmd)
  522. if err != nil || exitCode != 0 {
  523. c.Fatalf("[inspect] err: %v, exitcode: %d", err, exitCode)
  524. }
  525. cmd = exec.Command(dockerBinary, "rm", "-v", "test-createvolumewithsymlink")
  526. exitCode, err = runCommand(cmd)
  527. if err != nil || exitCode != 0 {
  528. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  529. }
  530. f, err := os.Open(volPath)
  531. defer f.Close()
  532. if !os.IsNotExist(err) {
  533. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  534. }
  535. }
  536. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  537. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  538. name := "docker-test-volumesfromsymlinkpath"
  539. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  540. buildCmd.Stdin = strings.NewReader(`FROM busybox
  541. RUN ln -s home /foo
  542. VOLUME ["/foo/bar"]`)
  543. buildCmd.Dir = workingDirectory
  544. err := buildCmd.Run()
  545. if err != nil {
  546. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  547. }
  548. cmd := exec.Command(dockerBinary, "run", "--name", "test-volumesfromsymlinkpath", name)
  549. exitCode, err := runCommand(cmd)
  550. if err != nil || exitCode != 0 {
  551. c.Fatalf("[run] (volume) err: %v, exitcode: %d", err, exitCode)
  552. }
  553. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls /foo | grep -q bar")
  554. exitCode, err = runCommand(cmd)
  555. if err != nil || exitCode != 0 {
  556. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  557. }
  558. }
  559. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  560. cmd := exec.Command(dockerBinary, "run", "busybox", "/bin/sh", "-c", "exit 72")
  561. exit, err := runCommand(cmd)
  562. if err == nil {
  563. c.Fatal("should not have a non nil error")
  564. }
  565. if exit != 72 {
  566. c.Fatalf("expected exit code 72 received %d", exit)
  567. }
  568. }
  569. func (s *DockerSuite) TestRunUserDefaultsToRoot(c *check.C) {
  570. cmd := exec.Command(dockerBinary, "run", "busybox", "id")
  571. out, _, err := runCommandWithOutput(cmd)
  572. if err != nil {
  573. c.Fatal(err, out)
  574. }
  575. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  576. c.Fatalf("expected root user got %s", out)
  577. }
  578. }
  579. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  580. cmd := exec.Command(dockerBinary, "run", "-u", "root", "busybox", "id")
  581. out, _, err := runCommandWithOutput(cmd)
  582. if err != nil {
  583. c.Fatal(err, out)
  584. }
  585. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  586. c.Fatalf("expected root user got %s", out)
  587. }
  588. }
  589. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  590. cmd := exec.Command(dockerBinary, "run", "-u", "1", "busybox", "id")
  591. out, _, err := runCommandWithOutput(cmd)
  592. if err != nil {
  593. c.Fatal(err, out)
  594. }
  595. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  596. c.Fatalf("expected daemon user got %s", out)
  597. }
  598. }
  599. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  600. cmd := exec.Command(dockerBinary, "run", "-u", "2147483648", "busybox", "id")
  601. out, _, err := runCommandWithOutput(cmd)
  602. if err == nil {
  603. c.Fatal("No error, but must be.", out)
  604. }
  605. if !strings.Contains(out, "Uids and gids must be in range") {
  606. c.Fatalf("expected error about uids range, got %s", out)
  607. }
  608. }
  609. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  610. cmd := exec.Command(dockerBinary, "run", "-u", "-1", "busybox", "id")
  611. out, _, err := runCommandWithOutput(cmd)
  612. if err == nil {
  613. c.Fatal("No error, but must be.", out)
  614. }
  615. if !strings.Contains(out, "Uids and gids must be in range") {
  616. c.Fatalf("expected error about uids range, got %s", out)
  617. }
  618. }
  619. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  620. cmd := exec.Command(dockerBinary, "run", "-u", "0", "busybox", "id")
  621. out, _, err := runCommandWithOutput(cmd)
  622. if err != nil {
  623. c.Fatal(err, out)
  624. }
  625. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  626. c.Fatalf("expected daemon user got %s", out)
  627. }
  628. }
  629. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  630. cmd := exec.Command(dockerBinary, "run", "-u", "notme", "busybox", "id")
  631. _, err := runCommand(cmd)
  632. if err == nil {
  633. c.Fatal("unknown user should cause container to fail")
  634. }
  635. }
  636. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  637. group := sync.WaitGroup{}
  638. group.Add(2)
  639. errChan := make(chan error, 2)
  640. for i := 0; i < 2; i++ {
  641. go func() {
  642. defer group.Done()
  643. cmd := exec.Command(dockerBinary, "run", "busybox", "sleep", "2")
  644. _, err := runCommand(cmd)
  645. errChan <- err
  646. }()
  647. }
  648. group.Wait()
  649. close(errChan)
  650. for err := range errChan {
  651. c.Assert(err, check.IsNil)
  652. }
  653. }
  654. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  655. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  656. cmd.Env = append(os.Environ(),
  657. "TRUE=false",
  658. "TRICKY=tri\ncky\n",
  659. )
  660. out, _, err := runCommandWithOutput(cmd)
  661. if err != nil {
  662. c.Fatal(err, out)
  663. }
  664. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  665. actualEnv := []string{}
  666. for i := range actualEnvLxc {
  667. if actualEnvLxc[i] != "container=lxc" {
  668. actualEnv = append(actualEnv, actualEnvLxc[i])
  669. }
  670. }
  671. sort.Strings(actualEnv)
  672. goodEnv := []string{
  673. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  674. "HOSTNAME=testing",
  675. "FALSE=true",
  676. "TRUE=false",
  677. "TRICKY=tri",
  678. "cky",
  679. "",
  680. "HOME=/root",
  681. }
  682. sort.Strings(goodEnv)
  683. if len(goodEnv) != len(actualEnv) {
  684. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  685. }
  686. for i := range goodEnv {
  687. if actualEnv[i] != goodEnv[i] {
  688. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  689. }
  690. }
  691. }
  692. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  693. // Test to make sure that when we use -e on env vars that are
  694. // not set in our local env that they're removed (if present) in
  695. // the container
  696. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  697. cmd.Env = appendBaseEnv([]string{})
  698. out, _, err := runCommandWithOutput(cmd)
  699. if err != nil {
  700. c.Fatal(err, out)
  701. }
  702. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  703. actualEnv := []string{}
  704. for i := range actualEnvLxc {
  705. if actualEnvLxc[i] != "container=lxc" {
  706. actualEnv = append(actualEnv, actualEnvLxc[i])
  707. }
  708. }
  709. sort.Strings(actualEnv)
  710. goodEnv := []string{
  711. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  712. "HOME=/root",
  713. }
  714. sort.Strings(goodEnv)
  715. if len(goodEnv) != len(actualEnv) {
  716. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  717. }
  718. for i := range goodEnv {
  719. if actualEnv[i] != goodEnv[i] {
  720. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  721. }
  722. }
  723. }
  724. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  725. // Test to make sure that when we use -e on env vars that are
  726. // already in the env that we're overriding them
  727. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  728. cmd.Env = appendBaseEnv([]string{"HOSTNAME=bar"})
  729. out, _, err := runCommandWithOutput(cmd)
  730. if err != nil {
  731. c.Fatal(err, out)
  732. }
  733. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  734. actualEnv := []string{}
  735. for i := range actualEnvLxc {
  736. if actualEnvLxc[i] != "container=lxc" {
  737. actualEnv = append(actualEnv, actualEnvLxc[i])
  738. }
  739. }
  740. sort.Strings(actualEnv)
  741. goodEnv := []string{
  742. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  743. "HOME=/root2",
  744. "HOSTNAME=bar",
  745. }
  746. sort.Strings(goodEnv)
  747. if len(goodEnv) != len(actualEnv) {
  748. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  749. }
  750. for i := range goodEnv {
  751. if actualEnv[i] != goodEnv[i] {
  752. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  753. }
  754. }
  755. }
  756. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  757. cmd := exec.Command(dockerBinary, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  758. if _, err := runCommand(cmd); err != nil {
  759. c.Fatal(err)
  760. }
  761. }
  762. // Issue #4681
  763. func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
  764. cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  765. if _, err := runCommand(cmd); err != nil {
  766. c.Fatal(err)
  767. }
  768. }
  769. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  770. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", "linked", "busybox", "true"))
  771. if err != nil {
  772. c.Fatalf("Failed with errors: %s, %v", out, err)
  773. }
  774. cmd := exec.Command(dockerBinary, "run", "--net=host", "--link", "linked:linked", "busybox", "true")
  775. _, _, err = runCommandWithOutput(cmd)
  776. if err == nil {
  777. c.Fatal("Expected error")
  778. }
  779. }
  780. func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
  781. cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  782. out, _, err := runCommandWithOutput(cmd)
  783. if err != nil {
  784. c.Fatal(err, out)
  785. }
  786. var (
  787. count = 0
  788. parts = strings.Split(out, "\n")
  789. )
  790. for _, l := range parts {
  791. if l != "" {
  792. count++
  793. }
  794. }
  795. if count != 1 {
  796. c.Fatalf("Wrong interface count in container %d", count)
  797. }
  798. if !strings.HasPrefix(out, "1: lo") {
  799. c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  800. }
  801. }
  802. // #7851 hostname outside container shows FQDN, inside only shortname
  803. // For testing purposes it is not required to set host's hostname directly
  804. // and use "--net=host" (as the original issue submitter did), as the same
  805. // codepath is executed with "docker run -h <hostname>". Both were manually
  806. // tested, but this testcase takes the simpler path of using "run -h .."
  807. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  808. cmd := exec.Command(dockerBinary, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  809. out, _, err := runCommandWithOutput(cmd)
  810. if err != nil {
  811. c.Fatal(err, out)
  812. }
  813. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  814. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  815. }
  816. }
  817. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  818. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  819. out, _, err := runCommandWithOutput(cmd)
  820. if err != nil {
  821. c.Fatal(err)
  822. }
  823. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  824. c.Fatalf("expected output ok received %s", actual)
  825. }
  826. }
  827. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  828. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  829. out, _, err := runCommandWithOutput(cmd)
  830. if err != nil {
  831. c.Fatal(err)
  832. }
  833. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  834. c.Fatalf("expected output ok received %s", actual)
  835. }
  836. }
  837. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  838. cmd := exec.Command(dockerBinary, "run", "--cap-drop=CHPASS", "busybox", "ls")
  839. out, _, err := runCommandWithOutput(cmd)
  840. if err == nil {
  841. c.Fatal(err, out)
  842. }
  843. }
  844. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  845. cmd := exec.Command(dockerBinary, "run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  846. out, _, err := runCommandWithOutput(cmd)
  847. if err == nil {
  848. c.Fatal(err, out)
  849. }
  850. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  851. c.Fatalf("expected output not ok received %s", actual)
  852. }
  853. }
  854. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  855. cmd := exec.Command(dockerBinary, "run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  856. out, _, err := runCommandWithOutput(cmd)
  857. if err == nil {
  858. c.Fatal(err, out)
  859. }
  860. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  861. c.Fatalf("expected output not ok received %s", actual)
  862. }
  863. }
  864. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  865. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  866. out, _, err := runCommandWithOutput(cmd)
  867. if err == nil {
  868. c.Fatal(err, out)
  869. }
  870. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  871. c.Fatalf("expected output not ok received %s", actual)
  872. }
  873. }
  874. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  875. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  876. out, _, err := runCommandWithOutput(cmd)
  877. if err != nil {
  878. c.Fatal(err, out)
  879. }
  880. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  881. c.Fatalf("expected output ok received %s", actual)
  882. }
  883. }
  884. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  885. cmd := exec.Command(dockerBinary, "run", "--cap-add=CHPASS", "busybox", "ls")
  886. out, _, err := runCommandWithOutput(cmd)
  887. if err == nil {
  888. c.Fatal(err, out)
  889. }
  890. }
  891. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  892. cmd := exec.Command(dockerBinary, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  893. out, _, err := runCommandWithOutput(cmd)
  894. if err != nil {
  895. c.Fatal(err, out)
  896. }
  897. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  898. c.Fatalf("expected output ok received %s", actual)
  899. }
  900. }
  901. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  902. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  903. out, _, err := runCommandWithOutput(cmd)
  904. if err != nil {
  905. c.Fatal(err, out)
  906. }
  907. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  908. c.Fatalf("expected output ok received %s", actual)
  909. }
  910. }
  911. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  912. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  913. out, _, err := runCommandWithOutput(cmd)
  914. if err == nil {
  915. c.Fatal(err, out)
  916. }
  917. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  918. c.Fatalf("expected output not ok received %s", actual)
  919. }
  920. }
  921. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  922. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  923. out, _, err := runCommandWithOutput(cmd)
  924. if err != nil {
  925. c.Fatal(err)
  926. }
  927. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  928. c.Fatalf("expected output ok received %s", actual)
  929. }
  930. }
  931. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  932. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  933. out, _, err := runCommandWithOutput(cmd)
  934. if err == nil {
  935. c.Fatal(err, out)
  936. }
  937. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  938. c.Fatalf("expected output not ok received %s", actual)
  939. }
  940. }
  941. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  942. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/sys/kernel/profiling")
  943. if code, err := runCommand(cmd); err == nil || code == 0 {
  944. c.Fatal("sys should not be writable in a non privileged container")
  945. }
  946. }
  947. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  948. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/sys/kernel/profiling")
  949. if code, err := runCommand(cmd); err != nil || code != 0 {
  950. c.Fatalf("sys should be writable in privileged container")
  951. }
  952. }
  953. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  954. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/proc/sysrq-trigger")
  955. if code, err := runCommand(cmd); err == nil || code == 0 {
  956. c.Fatal("proc should not be writable in a non privileged container")
  957. }
  958. }
  959. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  960. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger")
  961. if code, err := runCommand(cmd); err != nil || code != 0 {
  962. c.Fatalf("proc should be writable in privileged container")
  963. }
  964. }
  965. func (s *DockerSuite) TestRunWithCpuPeriod(c *check.C) {
  966. runCmd := exec.Command(dockerBinary, "run", "--cpu-period", "50000", "--name", "test", "busybox", "true")
  967. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  968. if err != nil {
  969. c.Fatalf("failed to run container: %v, output: %q", err, out)
  970. }
  971. out = strings.TrimSpace(out)
  972. if strings.Contains(out, "Your kernel does not support CPU cfs period") {
  973. c.Skip("Your kernel does not support CPU cfs period, skip this test")
  974. }
  975. out, err = inspectField("test", "HostConfig.CpuPeriod")
  976. c.Assert(err, check.IsNil)
  977. if out != "50000" {
  978. c.Errorf("setting the CPU CFS period failed")
  979. }
  980. }
  981. func (s *DockerSuite) TestRunWithCpuset(c *check.C) {
  982. cmd := exec.Command(dockerBinary, "run", "--cpuset", "0", "busybox", "true")
  983. if code, err := runCommand(cmd); err != nil || code != 0 {
  984. c.Fatalf("container should run successfully with cpuset of 0: %s", err)
  985. }
  986. }
  987. func (s *DockerSuite) TestRunWithCpusetCpus(c *check.C) {
  988. cmd := exec.Command(dockerBinary, "run", "--cpuset-cpus", "0", "busybox", "true")
  989. if code, err := runCommand(cmd); err != nil || code != 0 {
  990. c.Fatalf("container should run successfully with cpuset-cpus of 0: %s", err)
  991. }
  992. }
  993. func (s *DockerSuite) TestRunWithCpusetMems(c *check.C) {
  994. cmd := exec.Command(dockerBinary, "run", "--cpuset-mems", "0", "busybox", "true")
  995. if code, err := runCommand(cmd); err != nil || code != 0 {
  996. c.Fatalf("container should run successfully with cpuset-mems of 0: %s", err)
  997. }
  998. }
  999. func (s *DockerSuite) TestRunWithBlkioWeight(c *check.C) {
  1000. cmd := exec.Command(dockerBinary, "run", "--blkio-weight", "300", "busybox", "true")
  1001. if code, err := runCommand(cmd); err != nil || code != 0 {
  1002. c.Fatalf("container should run successfully with blkio-weight of 300: %s", err)
  1003. }
  1004. }
  1005. func (s *DockerSuite) TestRunWithBlkioInvalidWeight(c *check.C) {
  1006. cmd := exec.Command(dockerBinary, "run", "--blkio-weight", "5", "busybox", "true")
  1007. if _, err := runCommand(cmd); err == nil {
  1008. c.Fatalf("run with invalid blkio-weight should failed")
  1009. }
  1010. }
  1011. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  1012. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  1013. out, _, err := runCommandWithOutput(cmd)
  1014. if err != nil {
  1015. c.Fatal(err, out)
  1016. }
  1017. deviceLineFields := strings.Fields(out)
  1018. deviceLineFields[6] = ""
  1019. deviceLineFields[7] = ""
  1020. deviceLineFields[8] = ""
  1021. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  1022. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  1023. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  1024. }
  1025. }
  1026. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  1027. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  1028. out, _, err := runCommandWithOutput(cmd)
  1029. if err != nil {
  1030. c.Fatal(err, out)
  1031. }
  1032. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  1033. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  1034. }
  1035. }
  1036. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  1037. cmd := exec.Command(dockerBinary, "run", "busybox", "chroot", "/", "true")
  1038. if _, err := runCommand(cmd); err != nil {
  1039. c.Fatal(err)
  1040. }
  1041. }
  1042. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  1043. cmd := exec.Command(dockerBinary, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  1044. out, _, err := runCommandWithOutput(cmd)
  1045. if err != nil {
  1046. c.Fatal(err, out)
  1047. }
  1048. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  1049. c.Fatalf("expected output /dev/nulo, received %s", actual)
  1050. }
  1051. }
  1052. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1053. testRequires(c, SameHostDaemon)
  1054. cmd := exec.Command(dockerBinary, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1055. out, _, err := runCommandWithOutput(cmd)
  1056. if err != nil {
  1057. c.Fatal(err, out)
  1058. }
  1059. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1060. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1061. }
  1062. cmd = exec.Command(dockerBinary, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1063. out, _, err = runCommandWithOutput(cmd)
  1064. if err != nil {
  1065. c.Fatal(err, out)
  1066. }
  1067. hostname, err := os.Hostname()
  1068. if err != nil {
  1069. c.Fatal(err)
  1070. }
  1071. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1072. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1073. }
  1074. }
  1075. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1076. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--workdir", "/", "busybox", "pwd"))
  1077. if err != nil {
  1078. c.Fatalf("Failed with errors: %s, %v", out, err)
  1079. }
  1080. if out != "/\n" {
  1081. c.Fatalf("pwd returned %q (expected /\\n)", s)
  1082. }
  1083. }
  1084. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1085. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/:/host", "busybox", "ls", "/host"))
  1086. if err != nil {
  1087. c.Fatalf("Failed with errors: %s, %v", out, err)
  1088. }
  1089. }
  1090. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1091. cmd := exec.Command(dockerBinary, "run", "-v", "/:/", "busybox", "ls", "/host")
  1092. out, _, err := runCommandWithOutput(cmd)
  1093. if err == nil {
  1094. c.Fatal(out, err)
  1095. }
  1096. }
  1097. // Verify that a container gets default DNS when only localhost resolvers exist
  1098. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1099. testRequires(c, SameHostDaemon)
  1100. // preserve original resolv.conf for restoring after test
  1101. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1102. if os.IsNotExist(err) {
  1103. c.Fatalf("/etc/resolv.conf does not exist")
  1104. }
  1105. // defer restored original conf
  1106. defer func() {
  1107. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1108. c.Fatal(err)
  1109. }
  1110. }()
  1111. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1112. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1113. // GetNameservers(), leading to a replacement of nameservers with the default set
  1114. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1115. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1116. c.Fatal(err)
  1117. }
  1118. cmd := exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1119. actual, _, err := runCommandWithOutput(cmd)
  1120. if err != nil {
  1121. c.Fatal(err, actual)
  1122. }
  1123. // check that the actual defaults are appended to the commented out
  1124. // localhost resolver (which should be preserved)
  1125. // NOTE: if we ever change the defaults from google dns, this will break
  1126. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1127. if actual != expected {
  1128. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1129. }
  1130. }
  1131. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1132. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1133. out, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1134. if err != nil {
  1135. c.Fatal(err, out)
  1136. }
  1137. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1138. if !strings.Contains(stderr, "Localhost DNS setting") {
  1139. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1140. }
  1141. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1142. if actual != "nameserver 127.0.0.1 search mydomain" {
  1143. c.Fatalf("expected 'nameserver 127.0.0.1 search mydomain', but says: %q", actual)
  1144. }
  1145. cmd = exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=.", "busybox", "cat", "/etc/resolv.conf")
  1146. out, _, _, err = runCommandWithStdoutStderr(cmd)
  1147. if err != nil {
  1148. c.Fatal(err, out)
  1149. }
  1150. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1151. if actual != "nameserver 127.0.0.1" {
  1152. c.Fatalf("expected 'nameserver 127.0.0.1', but says: %q", actual)
  1153. }
  1154. }
  1155. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1156. testRequires(c, SameHostDaemon)
  1157. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1158. if os.IsNotExist(err) {
  1159. c.Fatalf("/etc/resolv.conf does not exist")
  1160. }
  1161. hostNamservers := resolvconf.GetNameservers(origResolvConf)
  1162. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1163. var out string
  1164. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1165. if out, _, _, err = runCommandWithStdoutStderr(cmd); err != nil {
  1166. c.Fatal(err, out)
  1167. }
  1168. if actualNameservers := resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "127.0.0.1" {
  1169. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1170. }
  1171. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1172. if len(actualSearch) != len(hostSearch) {
  1173. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1174. }
  1175. for i := range actualSearch {
  1176. if actualSearch[i] != hostSearch[i] {
  1177. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1178. }
  1179. }
  1180. cmd = exec.Command(dockerBinary, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1181. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1182. c.Fatal(err, out)
  1183. }
  1184. actualNameservers := resolvconf.GetNameservers([]byte(out))
  1185. if len(actualNameservers) != len(hostNamservers) {
  1186. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1187. }
  1188. for i := range actualNameservers {
  1189. if actualNameservers[i] != hostNamservers[i] {
  1190. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1191. }
  1192. }
  1193. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1194. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1195. }
  1196. // test with file
  1197. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1198. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1199. c.Fatal(err)
  1200. }
  1201. // put the old resolvconf back
  1202. defer func() {
  1203. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1204. c.Fatal(err)
  1205. }
  1206. }()
  1207. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1208. if os.IsNotExist(err) {
  1209. c.Fatalf("/etc/resolv.conf does not exist")
  1210. }
  1211. hostNamservers = resolvconf.GetNameservers(resolvConf)
  1212. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1213. cmd = exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1214. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1215. c.Fatal(err, out)
  1216. }
  1217. if actualNameservers = resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1218. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1219. }
  1220. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1221. if len(actualSearch) != len(hostSearch) {
  1222. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1223. }
  1224. for i := range actualSearch {
  1225. if actualSearch[i] != hostSearch[i] {
  1226. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1227. }
  1228. }
  1229. }
  1230. // Test to see if a non-root user can resolve a DNS name and reach out to it. Also
  1231. // check if the container resolv.conf file has atleast 0644 perm.
  1232. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1233. testRequires(c, SameHostDaemon)
  1234. testRequires(c, Network)
  1235. cmd := exec.Command(dockerBinary, "run", "--name=testperm", "--user=default", "busybox", "ping", "-c", "1", "www.docker.io")
  1236. if out, err := runCommand(cmd); err != nil {
  1237. c.Fatal(err, out)
  1238. }
  1239. cID, err := getIDByName("testperm")
  1240. if err != nil {
  1241. c.Fatal(err)
  1242. }
  1243. fmode := (os.FileMode)(0644)
  1244. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1245. if err != nil {
  1246. c.Fatal(err)
  1247. }
  1248. if (finfo.Mode() & fmode) != fmode {
  1249. c.Fatalf("Expected container resolv.conf mode to be atleast %s, instead got %s", fmode.String(), finfo.Mode().String())
  1250. }
  1251. }
  1252. // Test if container resolv.conf gets updated the next time it restarts
  1253. // if host /etc/resolv.conf has changed. This only applies if the container
  1254. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1255. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1256. testRequires(c, SameHostDaemon)
  1257. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78")
  1258. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1259. //take a copy of resolv.conf for restoring after test completes
  1260. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1261. if err != nil {
  1262. c.Fatal(err)
  1263. }
  1264. // This test case is meant to test monitoring resolv.conf when it is
  1265. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1266. // it with a file containing the original settings.
  1267. cmd := exec.Command("umount", "/etc/resolv.conf")
  1268. if _, err = runCommand(cmd); err != nil {
  1269. c.Fatal(err)
  1270. }
  1271. //cleanup
  1272. defer func() {
  1273. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1274. c.Fatal(err)
  1275. }
  1276. }()
  1277. //1. test that a restarting container gets an updated resolv.conf
  1278. cmd = exec.Command(dockerBinary, "run", "--name='first'", "busybox", "true")
  1279. if _, err := runCommand(cmd); err != nil {
  1280. c.Fatal(err)
  1281. }
  1282. containerID1, err := getIDByName("first")
  1283. if err != nil {
  1284. c.Fatal(err)
  1285. }
  1286. // replace resolv.conf with our temporary copy
  1287. bytesResolvConf := []byte(tmpResolvConf)
  1288. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1289. c.Fatal(err)
  1290. }
  1291. // start the container again to pickup changes
  1292. cmd = exec.Command(dockerBinary, "start", "first")
  1293. if out, err := runCommand(cmd); err != nil {
  1294. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1295. }
  1296. // check for update in container
  1297. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1298. if err != nil {
  1299. c.Fatal(err)
  1300. }
  1301. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1302. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1303. }
  1304. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1305. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1306. c.Fatal(err)
  1307. } */
  1308. //2. test that a restarting container does not receive resolv.conf updates
  1309. // if it modified the container copy of the starting point resolv.conf
  1310. cmd = exec.Command(dockerBinary, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1311. if _, err = runCommand(cmd); err != nil {
  1312. c.Fatal(err)
  1313. }
  1314. containerID2, err := getIDByName("second")
  1315. if err != nil {
  1316. c.Fatal(err)
  1317. }
  1318. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1319. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1320. c.Fatal(err)
  1321. }
  1322. // start the container again
  1323. cmd = exec.Command(dockerBinary, "start", "second")
  1324. if out, err := runCommand(cmd); err != nil {
  1325. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1326. }
  1327. // check for update in container
  1328. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1329. if err != nil {
  1330. c.Fatal(err)
  1331. }
  1332. if bytes.Equal(containerResolv, resolvConfSystem) {
  1333. c.Fatalf("Restarting a container after container updated resolv.conf should not pick up host changes; expected %q, got %q", string(containerResolv), string(resolvConfSystem))
  1334. }
  1335. //3. test that a running container's resolv.conf is not modified while running
  1336. cmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1337. out, _, err := runCommandWithOutput(cmd)
  1338. if err != nil {
  1339. c.Fatal(err)
  1340. }
  1341. runningContainerID := strings.TrimSpace(out)
  1342. // replace resolv.conf
  1343. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1344. c.Fatal(err)
  1345. }
  1346. // check for update in container
  1347. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1348. if err != nil {
  1349. c.Fatal(err)
  1350. }
  1351. if bytes.Equal(containerResolv, bytesResolvConf) {
  1352. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1353. }
  1354. //4. test that a running container's resolv.conf is updated upon restart
  1355. // (the above container is still running..)
  1356. cmd = exec.Command(dockerBinary, "restart", runningContainerID)
  1357. if _, err = runCommand(cmd); err != nil {
  1358. c.Fatal(err)
  1359. }
  1360. // check for update in container
  1361. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1362. if err != nil {
  1363. c.Fatal(err)
  1364. }
  1365. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1366. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1367. }
  1368. //5. test that additions of a localhost resolver are cleaned from
  1369. // host resolv.conf before updating container's resolv.conf copies
  1370. // replace resolv.conf with a localhost-only nameserver copy
  1371. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1372. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1373. c.Fatal(err)
  1374. }
  1375. // start the container again to pickup changes
  1376. cmd = exec.Command(dockerBinary, "start", "first")
  1377. if out, err := runCommand(cmd); err != nil {
  1378. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1379. }
  1380. // our first exited container ID should have been updated, but with default DNS
  1381. // after the cleanup of resolv.conf found only a localhost nameserver:
  1382. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1383. if err != nil {
  1384. c.Fatal(err)
  1385. }
  1386. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1387. if !bytes.Equal(containerResolv, []byte(expected)) {
  1388. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1389. }
  1390. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1391. // of containers' resolv.conf.
  1392. // Restore the original resolv.conf
  1393. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1394. c.Fatal(err)
  1395. }
  1396. // Run the container so it picks up the old settings
  1397. cmd = exec.Command(dockerBinary, "run", "--name='third'", "busybox", "true")
  1398. if _, err := runCommand(cmd); err != nil {
  1399. c.Fatal(err)
  1400. }
  1401. containerID3, err := getIDByName("third")
  1402. if err != nil {
  1403. c.Fatal(err)
  1404. }
  1405. // Create a modified resolv.conf.aside and override resolv.conf with it
  1406. bytesResolvConf = []byte(tmpResolvConf)
  1407. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1408. c.Fatal(err)
  1409. }
  1410. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1411. if err != nil {
  1412. c.Fatal(err)
  1413. }
  1414. // start the container again to pickup changes
  1415. cmd = exec.Command(dockerBinary, "start", "third")
  1416. if out, err := runCommand(cmd); err != nil {
  1417. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1418. }
  1419. // check for update in container
  1420. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1421. if err != nil {
  1422. c.Fatal(err)
  1423. }
  1424. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1425. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1426. }
  1427. //cleanup, restore original resolv.conf happens in defer func()
  1428. }
  1429. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1430. cmd := exec.Command(dockerBinary, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1431. out, _, err := runCommandWithOutput(cmd)
  1432. if err != nil {
  1433. c.Fatal(err, out)
  1434. }
  1435. actual := strings.Trim(out, "\r\n")
  1436. if actual != "86.75.30.9\textra" {
  1437. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1438. }
  1439. }
  1440. // Regression test for #6983
  1441. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1442. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stderr", "busybox", "true")
  1443. exitCode, err := runCommand(cmd)
  1444. if err != nil {
  1445. c.Fatal(err)
  1446. } else if exitCode != 0 {
  1447. c.Fatalf("Container should have exited with error code 0")
  1448. }
  1449. }
  1450. // Regression test for #6983
  1451. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1452. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "busybox", "true")
  1453. exitCode, err := runCommand(cmd)
  1454. if err != nil {
  1455. c.Fatal(err)
  1456. } else if exitCode != 0 {
  1457. c.Fatalf("Container should have exited with error code 0")
  1458. }
  1459. }
  1460. // Regression test for #6983
  1461. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1462. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1463. exitCode, err := runCommand(cmd)
  1464. if err != nil {
  1465. c.Fatal(err)
  1466. } else if exitCode != 0 {
  1467. c.Fatalf("Container should have exited with error code 0")
  1468. }
  1469. }
  1470. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1471. // but using --attach instead of -a to make sure we read the flag correctly
  1472. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1473. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1474. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1475. if err == nil {
  1476. c.Fatal("Container should have exited with error code different than 0")
  1477. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1478. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1479. }
  1480. }
  1481. func (s *DockerSuite) TestRunState(c *check.C) {
  1482. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1483. out, _, err := runCommandWithOutput(cmd)
  1484. if err != nil {
  1485. c.Fatal(err, out)
  1486. }
  1487. id := strings.TrimSpace(out)
  1488. state, err := inspectField(id, "State.Running")
  1489. c.Assert(err, check.IsNil)
  1490. if state != "true" {
  1491. c.Fatal("Container state is 'not running'")
  1492. }
  1493. pid1, err := inspectField(id, "State.Pid")
  1494. c.Assert(err, check.IsNil)
  1495. if pid1 == "0" {
  1496. c.Fatal("Container state Pid 0")
  1497. }
  1498. cmd = exec.Command(dockerBinary, "stop", id)
  1499. out, _, err = runCommandWithOutput(cmd)
  1500. if err != nil {
  1501. c.Fatal(err, out)
  1502. }
  1503. state, err = inspectField(id, "State.Running")
  1504. c.Assert(err, check.IsNil)
  1505. if state != "false" {
  1506. c.Fatal("Container state is 'running'")
  1507. }
  1508. pid2, err := inspectField(id, "State.Pid")
  1509. c.Assert(err, check.IsNil)
  1510. if pid2 == pid1 {
  1511. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1512. }
  1513. cmd = exec.Command(dockerBinary, "start", id)
  1514. out, _, err = runCommandWithOutput(cmd)
  1515. if err != nil {
  1516. c.Fatal(err, out)
  1517. }
  1518. state, err = inspectField(id, "State.Running")
  1519. c.Assert(err, check.IsNil)
  1520. if state != "true" {
  1521. c.Fatal("Container state is 'not running'")
  1522. }
  1523. pid3, err := inspectField(id, "State.Pid")
  1524. c.Assert(err, check.IsNil)
  1525. if pid3 == pid1 {
  1526. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1527. }
  1528. }
  1529. // Test for #1737
  1530. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1531. name := "testrunvolumesuidgid"
  1532. _, err := buildImage(name,
  1533. `FROM busybox
  1534. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1535. RUN echo 'dockerio:x:1001:' >> /etc/group
  1536. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1537. true)
  1538. if err != nil {
  1539. c.Fatal(err)
  1540. }
  1541. // Test that the uid and gid is copied from the image to the volume
  1542. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1543. out, _, err := runCommandWithOutput(cmd)
  1544. if err != nil {
  1545. c.Fatal(err, out)
  1546. }
  1547. out = strings.TrimSpace(out)
  1548. if out != "dockerio:dockerio" {
  1549. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1550. }
  1551. }
  1552. // Test for #1582
  1553. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1554. name := "testruncopyvolumecontent"
  1555. _, err := buildImage(name,
  1556. `FROM busybox
  1557. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1558. true)
  1559. if err != nil {
  1560. c.Fatal(err)
  1561. }
  1562. // Test that the content is copied from the image to the volume
  1563. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1564. out, _, err := runCommandWithOutput(cmd)
  1565. if err != nil {
  1566. c.Fatal(err, out)
  1567. }
  1568. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1569. c.Fatal("Container failed to transfer content to volume")
  1570. }
  1571. }
  1572. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1573. name := "testrunmdcleanuponentrypoint"
  1574. if _, err := buildImage(name,
  1575. `FROM busybox
  1576. ENTRYPOINT ["echo"]
  1577. CMD ["testingpoint"]`,
  1578. true); err != nil {
  1579. c.Fatal(err)
  1580. }
  1581. runCmd := exec.Command(dockerBinary, "run", "--entrypoint", "whoami", name)
  1582. out, exit, err := runCommandWithOutput(runCmd)
  1583. if err != nil {
  1584. c.Fatalf("Error: %v, out: %q", err, out)
  1585. }
  1586. if exit != 0 {
  1587. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1588. }
  1589. out = strings.TrimSpace(out)
  1590. if out != "root" {
  1591. c.Fatalf("Expected output root, got %q", out)
  1592. }
  1593. }
  1594. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1595. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1596. runCmd := exec.Command(dockerBinary, "run", "-w", "/bin/cat", "busybox")
  1597. out, exit, err := runCommandWithOutput(runCmd)
  1598. if !(err != nil && exit == 1 && strings.Contains(out, "Cannot mkdir: /bin/cat is not a directory")) {
  1599. c.Fatalf("Docker must complains about making dir, but we got out: %s, exit: %d, err: %s", out, exit, err)
  1600. }
  1601. }
  1602. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1603. name := "testrunexitonstdinclose"
  1604. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", "/bin/cat")
  1605. stdin, err := runCmd.StdinPipe()
  1606. if err != nil {
  1607. c.Fatal(err)
  1608. }
  1609. stdout, err := runCmd.StdoutPipe()
  1610. if err != nil {
  1611. c.Fatal(err)
  1612. }
  1613. if err := runCmd.Start(); err != nil {
  1614. c.Fatal(err)
  1615. }
  1616. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1617. c.Fatal(err)
  1618. }
  1619. r := bufio.NewReader(stdout)
  1620. line, err := r.ReadString('\n')
  1621. if err != nil {
  1622. c.Fatal(err)
  1623. }
  1624. line = strings.TrimSpace(line)
  1625. if line != "hello" {
  1626. c.Fatalf("Output should be 'hello', got '%q'", line)
  1627. }
  1628. if err := stdin.Close(); err != nil {
  1629. c.Fatal(err)
  1630. }
  1631. finish := make(chan error)
  1632. go func() {
  1633. finish <- runCmd.Wait()
  1634. close(finish)
  1635. }()
  1636. select {
  1637. case err := <-finish:
  1638. c.Assert(err, check.IsNil)
  1639. case <-time.After(1 * time.Second):
  1640. c.Fatal("docker run failed to exit on stdin close")
  1641. }
  1642. state, err := inspectField(name, "State.Running")
  1643. c.Assert(err, check.IsNil)
  1644. if state != "false" {
  1645. c.Fatal("Container must be stopped after stdin closing")
  1646. }
  1647. }
  1648. // Test for #2267
  1649. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1650. name := "writehosts"
  1651. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1652. out, _, err := runCommandWithOutput(cmd)
  1653. if err != nil {
  1654. c.Fatal(err, out)
  1655. }
  1656. if !strings.Contains(out, "test2267") {
  1657. c.Fatal("/etc/hosts should contain 'test2267'")
  1658. }
  1659. cmd = exec.Command(dockerBinary, "diff", name)
  1660. if err != nil {
  1661. c.Fatal(err, out)
  1662. }
  1663. out, _, err = runCommandWithOutput(cmd)
  1664. if err != nil {
  1665. c.Fatal(err, out)
  1666. }
  1667. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1668. c.Fatal("diff should be empty")
  1669. }
  1670. }
  1671. func eqToBaseDiff(out string, c *check.C) bool {
  1672. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "echo", "hello")
  1673. out1, _, err := runCommandWithOutput(cmd)
  1674. cID := strings.TrimSpace(out1)
  1675. cmd = exec.Command(dockerBinary, "diff", cID)
  1676. baseDiff, _, err := runCommandWithOutput(cmd)
  1677. if err != nil {
  1678. c.Fatal(err, baseDiff)
  1679. }
  1680. baseArr := strings.Split(baseDiff, "\n")
  1681. sort.Strings(baseArr)
  1682. outArr := strings.Split(out, "\n")
  1683. sort.Strings(outArr)
  1684. return sliceEq(baseArr, outArr)
  1685. }
  1686. func sliceEq(a, b []string) bool {
  1687. if len(a) != len(b) {
  1688. return false
  1689. }
  1690. for i := range a {
  1691. if a[i] != b[i] {
  1692. return false
  1693. }
  1694. }
  1695. return true
  1696. }
  1697. // Test for #2267
  1698. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1699. name := "writehostname"
  1700. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1701. out, _, err := runCommandWithOutput(cmd)
  1702. if err != nil {
  1703. c.Fatal(err, out)
  1704. }
  1705. if !strings.Contains(out, "test2267") {
  1706. c.Fatal("/etc/hostname should contain 'test2267'")
  1707. }
  1708. cmd = exec.Command(dockerBinary, "diff", name)
  1709. if err != nil {
  1710. c.Fatal(err, out)
  1711. }
  1712. out, _, err = runCommandWithOutput(cmd)
  1713. if err != nil {
  1714. c.Fatal(err, out)
  1715. }
  1716. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1717. c.Fatal("diff should be empty")
  1718. }
  1719. }
  1720. // Test for #2267
  1721. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1722. name := "writeresolv"
  1723. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1724. out, _, err := runCommandWithOutput(cmd)
  1725. if err != nil {
  1726. c.Fatal(err, out)
  1727. }
  1728. if !strings.Contains(out, "test2267") {
  1729. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1730. }
  1731. cmd = exec.Command(dockerBinary, "diff", name)
  1732. if err != nil {
  1733. c.Fatal(err, out)
  1734. }
  1735. out, _, err = runCommandWithOutput(cmd)
  1736. if err != nil {
  1737. c.Fatal(err, out)
  1738. }
  1739. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1740. c.Fatal("diff should be empty")
  1741. }
  1742. }
  1743. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1744. name := "baddevice"
  1745. cmd := exec.Command(dockerBinary, "run", "--name", name, "--device", "/etc", "busybox", "true")
  1746. out, _, err := runCommandWithOutput(cmd)
  1747. if err == nil {
  1748. c.Fatal("Run should fail with bad device")
  1749. }
  1750. expected := `"/etc": not a device node`
  1751. if !strings.Contains(out, expected) {
  1752. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1753. }
  1754. }
  1755. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1756. name := "entrypoint"
  1757. cmd := exec.Command(dockerBinary, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1758. out, _, err := runCommandWithOutput(cmd)
  1759. if err != nil {
  1760. c.Fatal(err, out)
  1761. }
  1762. expected := "foobar"
  1763. if out != expected {
  1764. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1765. }
  1766. }
  1767. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1768. testRequires(c, SameHostDaemon)
  1769. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1770. if err != nil {
  1771. c.Fatal(err)
  1772. }
  1773. defer os.RemoveAll(tmpDir)
  1774. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1775. // Test reading from a read-only bind mount
  1776. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1777. out, _, err := runCommandWithOutput(cmd)
  1778. if err != nil {
  1779. c.Fatal(err, out)
  1780. }
  1781. if !strings.Contains(out, "touch-me") {
  1782. c.Fatal("Container failed to read from bind mount")
  1783. }
  1784. // test writing to bind mount
  1785. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1786. out, _, err = runCommandWithOutput(cmd)
  1787. if err != nil {
  1788. c.Fatal(err, out)
  1789. }
  1790. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1791. // test mounting to an illegal destination directory
  1792. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1793. _, err = runCommand(cmd)
  1794. if err == nil {
  1795. c.Fatal("Container bind mounted illegal directory")
  1796. }
  1797. // test mount a file
  1798. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1799. _, err = runCommand(cmd)
  1800. if err != nil {
  1801. c.Fatal(err, out)
  1802. }
  1803. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1804. expected := "yotta"
  1805. if content != expected {
  1806. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1807. }
  1808. }
  1809. // Ensure that CIDFile gets deleted if it's empty
  1810. // Perform this test by making `docker run` fail
  1811. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1812. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1813. if err != nil {
  1814. c.Fatal(err)
  1815. }
  1816. defer os.RemoveAll(tmpDir)
  1817. tmpCidFile := path.Join(tmpDir, "cid")
  1818. cmd := exec.Command(dockerBinary, "run", "--cidfile", tmpCidFile, "emptyfs")
  1819. out, _, err := runCommandWithOutput(cmd)
  1820. if err == nil {
  1821. c.Fatalf("Run without command must fail. out=%s", out)
  1822. } else if !strings.Contains(out, "No command specified") {
  1823. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1824. }
  1825. if _, err := os.Stat(tmpCidFile); err == nil {
  1826. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1827. }
  1828. }
  1829. // #2098 - Docker cidFiles only contain short version of the containerId
  1830. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1831. // TestRunCidFile tests that run --cidfile returns the longid
  1832. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1833. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1834. if err != nil {
  1835. c.Fatal(err)
  1836. }
  1837. tmpCidFile := path.Join(tmpDir, "cid")
  1838. defer os.RemoveAll(tmpDir)
  1839. cmd := exec.Command(dockerBinary, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1840. out, _, err := runCommandWithOutput(cmd)
  1841. if err != nil {
  1842. c.Fatal(err)
  1843. }
  1844. id := strings.TrimSpace(out)
  1845. buffer, err := ioutil.ReadFile(tmpCidFile)
  1846. if err != nil {
  1847. c.Fatal(err)
  1848. }
  1849. cid := string(buffer)
  1850. if len(cid) != 64 {
  1851. c.Fatalf("--cidfile should be a long id, not %q", id)
  1852. }
  1853. if cid != id {
  1854. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1855. }
  1856. }
  1857. func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  1858. cmd := exec.Command(dockerBinary, "run", "-d", "--net=none", "busybox", "top")
  1859. out, _, err := runCommandWithOutput(cmd)
  1860. if err != nil {
  1861. c.Fatal(err)
  1862. }
  1863. id := strings.TrimSpace(out)
  1864. res, err := inspectField(id, "NetworkSettings.IPAddress")
  1865. c.Assert(err, check.IsNil)
  1866. if res != "" {
  1867. c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  1868. }
  1869. }
  1870. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1871. mac := "12:34:56:78:9a:bc"
  1872. cmd := exec.Command(dockerBinary, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "/bin/sh", "-c", "ip link show eth0 | tail -1 | awk '{print $2}'")
  1873. out, ec, err := runCommandWithOutput(cmd)
  1874. if err != nil {
  1875. c.Fatalf("exec failed:\nexit code=%v\noutput=%s", ec, out)
  1876. }
  1877. actualMac := strings.TrimSpace(out)
  1878. if actualMac != mac {
  1879. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1880. }
  1881. }
  1882. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1883. mac := "12:34:56:78:9a:bc"
  1884. cmd := exec.Command(dockerBinary, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1885. out, _, err := runCommandWithOutput(cmd)
  1886. if err != nil {
  1887. c.Fatal(err)
  1888. }
  1889. id := strings.TrimSpace(out)
  1890. inspectedMac, err := inspectField(id, "NetworkSettings.MacAddress")
  1891. c.Assert(err, check.IsNil)
  1892. if inspectedMac != mac {
  1893. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1894. }
  1895. }
  1896. // test docker run use a invalid mac address
  1897. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1898. runCmd := exec.Command(dockerBinary, "run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1899. out, _, err := runCommandWithOutput(runCmd)
  1900. //use a invalid mac address should with a error out
  1901. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1902. c.Fatalf("run with an invalid --mac-address should with error out")
  1903. }
  1904. }
  1905. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1906. testRequires(c, SameHostDaemon)
  1907. cmd := exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1908. out, _, err := runCommandWithOutput(cmd)
  1909. if err != nil {
  1910. c.Fatal(err)
  1911. }
  1912. id := strings.TrimSpace(out)
  1913. ip, err := inspectField(id, "NetworkSettings.IPAddress")
  1914. c.Assert(err, check.IsNil)
  1915. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1916. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1917. out, _, err = runCommandWithOutput(iptCmd)
  1918. if err != nil {
  1919. c.Fatal(err, out)
  1920. }
  1921. if err := deleteContainer(id); err != nil {
  1922. c.Fatal(err)
  1923. }
  1924. cmd = exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1925. out, _, err = runCommandWithOutput(cmd)
  1926. if err != nil {
  1927. c.Fatal(err, out)
  1928. }
  1929. }
  1930. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1931. testRequires(c, SameHostDaemon)
  1932. port := "1234"
  1933. cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1934. out, _, err := runCommandWithOutput(cmd)
  1935. if err != nil {
  1936. c.Fatalf("Fail to run listening container")
  1937. }
  1938. cmd = exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1939. out, _, err = runCommandWithOutput(cmd)
  1940. if err == nil {
  1941. c.Fatalf("Binding on used port must fail")
  1942. }
  1943. if !strings.Contains(out, "port is already allocated") {
  1944. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1945. }
  1946. }
  1947. // https://github.com/docker/docker/issues/12148
  1948. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1949. // allocate a dynamic port to get the most recent
  1950. cmd := exec.Command(dockerBinary, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1951. out, _, err := runCommandWithOutput(cmd)
  1952. if err != nil {
  1953. c.Fatalf("Failed to run, output: %s, error: %s", out, err)
  1954. }
  1955. id := strings.TrimSpace(out)
  1956. cmd = exec.Command(dockerBinary, "port", id, "80")
  1957. out, _, err = runCommandWithOutput(cmd)
  1958. if err != nil {
  1959. c.Fatalf("Failed to get port, output: %s, error: %s", out, err)
  1960. }
  1961. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1962. port, err := strconv.ParseInt(strPort, 10, 64)
  1963. if err != nil {
  1964. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1965. }
  1966. // allocate a static port and a dynamic port together, with static port
  1967. // takes the next recent port in dynamic port range.
  1968. cmd = exec.Command(dockerBinary, "run", "-d", "-P",
  1969. "-p", "80",
  1970. "-p", fmt.Sprintf("%d:8080", port+1),
  1971. "busybox", "top")
  1972. out, _, err = runCommandWithOutput(cmd)
  1973. if err != nil {
  1974. c.Fatalf("Failed to run, output: %s, error: %s", out, err)
  1975. }
  1976. }
  1977. // Regression test for #7792
  1978. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1979. testRequires(c, SameHostDaemon)
  1980. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1981. if err != nil {
  1982. c.Fatal(err)
  1983. }
  1984. defer os.RemoveAll(tmpDir)
  1985. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1986. if err != nil {
  1987. c.Fatal(err)
  1988. }
  1989. defer os.RemoveAll(tmpDir2)
  1990. // Create a temporary tmpfs mounc.
  1991. fooDir := filepath.Join(tmpDir, "foo")
  1992. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1993. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1994. }
  1995. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1996. c.Fatal(err)
  1997. }
  1998. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1999. c.Fatal(err)
  2000. }
  2001. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  2002. c.Fatal(err)
  2003. }
  2004. cmd := exec.Command(dockerBinary, "run",
  2005. "-v", fmt.Sprintf("%s:/tmp", tmpDir),
  2006. "-v", fmt.Sprintf("%s:/tmp/foo", fooDir),
  2007. "-v", fmt.Sprintf("%s:/tmp/tmp2", tmpDir2),
  2008. "-v", fmt.Sprintf("%s:/tmp/tmp2/foo", fooDir),
  2009. "busybox:latest", "sh", "-c",
  2010. "ls /tmp/touch-me && ls /tmp/foo/touch-me && ls /tmp/tmp2/touch-me && ls /tmp/tmp2/foo/touch-me")
  2011. out, _, err := runCommandWithOutput(cmd)
  2012. if err != nil {
  2013. c.Fatal(out, err)
  2014. }
  2015. }
  2016. // Regression test for https://github.com/docker/docker/issues/8259
  2017. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  2018. testRequires(c, SameHostDaemon)
  2019. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  2020. if err != nil {
  2021. c.Fatal(err)
  2022. }
  2023. defer os.RemoveAll(tmpDir)
  2024. linkPath := os.TempDir() + "/testlink2"
  2025. if err := os.Symlink(tmpDir, linkPath); err != nil {
  2026. c.Fatal(err)
  2027. }
  2028. defer os.RemoveAll(linkPath)
  2029. // Create first container
  2030. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2031. if _, err := runCommand(cmd); err != nil {
  2032. c.Fatal(err)
  2033. }
  2034. // Create second container with same symlinked path
  2035. // This will fail if the referenced issue is hit with a "Volume exists" error
  2036. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2037. if out, _, err := runCommandWithOutput(cmd); err != nil {
  2038. c.Fatal(err, out)
  2039. }
  2040. }
  2041. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  2042. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  2043. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  2044. out, _, err := runCommandWithOutput(cmd)
  2045. if err != nil {
  2046. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2047. }
  2048. if !strings.Contains(out, "nameserver 127.0.0.1") {
  2049. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  2050. }
  2051. cmd = exec.Command(dockerBinary, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  2052. out, _, err = runCommandWithOutput(cmd)
  2053. if err != nil {
  2054. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2055. }
  2056. if !strings.Contains(out, "test123") {
  2057. c.Fatal("/etc volume mount hides /etc/hostname")
  2058. }
  2059. cmd = exec.Command(dockerBinary, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  2060. out, _, err = runCommandWithOutput(cmd)
  2061. if err != nil {
  2062. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2063. }
  2064. out = strings.Replace(out, "\n", " ", -1)
  2065. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  2066. c.Fatal("/etc volume mount hides /etc/hosts")
  2067. }
  2068. }
  2069. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  2070. if _, err := buildImage("dataimage",
  2071. `FROM busybox
  2072. RUN mkdir -p /foo
  2073. RUN touch /foo/bar`,
  2074. true); err != nil {
  2075. c.Fatal(err)
  2076. }
  2077. cmd := exec.Command(dockerBinary, "run", "--name", "test", "-v", "/foo", "busybox")
  2078. if _, err := runCommand(cmd); err != nil {
  2079. c.Fatal(err)
  2080. }
  2081. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar")
  2082. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2083. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  2084. }
  2085. tmpDir := randomUnixTmpDirPath("docker_test_bind_mount_copy_data")
  2086. cmd = exec.Command(dockerBinary, "run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar")
  2087. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2088. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  2089. }
  2090. }
  2091. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  2092. // just run with unknown image
  2093. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  2094. stdout := bytes.NewBuffer(nil)
  2095. cmd.Stdout = stdout
  2096. if err := cmd.Run(); err == nil {
  2097. c.Fatal("Run with unknown image should fail")
  2098. }
  2099. if stdout.Len() != 0 {
  2100. c.Fatalf("Stdout contains output from pull: %s", stdout)
  2101. }
  2102. }
  2103. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  2104. if _, err := buildImage("run_volumes_clean_paths",
  2105. `FROM busybox
  2106. VOLUME /foo/`,
  2107. true); err != nil {
  2108. c.Fatal(err)
  2109. }
  2110. cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "-v", "/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  2111. if out, _, err := runCommandWithOutput(cmd); err != nil {
  2112. c.Fatal(err, out)
  2113. }
  2114. out, err := inspectFieldMap("dark_helmet", "Volumes", "/foo/")
  2115. c.Assert(err, check.IsNil)
  2116. if out != "" {
  2117. c.Fatalf("Found unexpected volume entry for '/foo/' in volumes\n%q", out)
  2118. }
  2119. out, err = inspectFieldMap("dark_helmet", "Volumes", "/foo")
  2120. c.Assert(err, check.IsNil)
  2121. if !strings.Contains(out, volumesConfigPath) {
  2122. c.Fatalf("Volume was not defined for /foo\n%q", out)
  2123. }
  2124. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar/")
  2125. c.Assert(err, check.IsNil)
  2126. if out != "" {
  2127. c.Fatalf("Found unexpected volume entry for '/bar/' in volumes\n%q", out)
  2128. }
  2129. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar")
  2130. c.Assert(err, check.IsNil)
  2131. if !strings.Contains(out, volumesConfigPath) {
  2132. c.Fatalf("Volume was not defined for /bar\n%q", out)
  2133. }
  2134. }
  2135. // Regression test for #3631
  2136. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  2137. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2138. stdout, err := cont.StdoutPipe()
  2139. if err != nil {
  2140. c.Fatal(err)
  2141. }
  2142. if err := cont.Start(); err != nil {
  2143. c.Fatal(err)
  2144. }
  2145. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2146. if err != nil {
  2147. c.Fatal(err)
  2148. }
  2149. expected := 2 * 1024 * 2000
  2150. if n != expected {
  2151. c.Fatalf("Expected %d, got %d", expected, n)
  2152. }
  2153. }
  2154. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  2155. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2156. out, _, err := runCommandWithOutput(cmd)
  2157. if err != nil {
  2158. c.Fatal(err)
  2159. }
  2160. id := strings.TrimSpace(out)
  2161. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2162. c.Assert(err, check.IsNil)
  2163. var ports nat.PortMap
  2164. if err = unmarshalJSON([]byte(portstr), &ports); err != nil {
  2165. c.Fatal(err)
  2166. }
  2167. for port, binding := range ports {
  2168. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2169. if portnum < 3000 || portnum > 3003 {
  2170. c.Fatalf("Port %d is out of range ", portnum)
  2171. }
  2172. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2173. c.Fatalf("Port is not mapped for the port %d", port)
  2174. }
  2175. }
  2176. }
  2177. // test docker run expose a invalid port
  2178. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  2179. runCmd := exec.Command(dockerBinary, "run", "--expose", "80000", "busybox")
  2180. out, _, err := runCommandWithOutput(runCmd)
  2181. //expose a invalid port should with a error out
  2182. if err == nil || !strings.Contains(out, "Invalid range format for --expose") {
  2183. c.Fatalf("run --expose a invalid port should with error out")
  2184. }
  2185. }
  2186. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2187. testRequires(c, NativeExecDriver)
  2188. runCmd := exec.Command(dockerBinary, "create", "busybox", "/bin/nada")
  2189. cID, _, _, err := runCommandWithStdoutStderr(runCmd)
  2190. if err != nil {
  2191. c.Fatalf("Failed to create container: %v, output: %q", err, cID)
  2192. }
  2193. cID = strings.TrimSpace(cID)
  2194. runCmd = exec.Command(dockerBinary, "start", cID)
  2195. _, _, _, _ = runCommandWithStdoutStderr(runCmd)
  2196. rc, err := inspectField(cID, "State.ExitCode")
  2197. c.Assert(err, check.IsNil)
  2198. if rc == "0" {
  2199. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2200. }
  2201. }
  2202. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2203. testRequires(c, SameHostDaemon)
  2204. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2205. if err != nil {
  2206. c.Fatal(err)
  2207. }
  2208. cmd := exec.Command(dockerBinary, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2209. out2, _, err := runCommandWithOutput(cmd)
  2210. if err != nil {
  2211. c.Fatal(err, out2)
  2212. }
  2213. out2 = strings.Trim(out2, "\n")
  2214. if hostIpc != out2 {
  2215. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out2)
  2216. }
  2217. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2218. out2, _, err = runCommandWithOutput(cmd)
  2219. if err != nil {
  2220. c.Fatal(err, out2)
  2221. }
  2222. out2 = strings.Trim(out2, "\n")
  2223. if hostIpc == out2 {
  2224. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out2)
  2225. }
  2226. }
  2227. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2228. testRequires(c, SameHostDaemon)
  2229. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2230. out, _, err := runCommandWithOutput(cmd)
  2231. if err != nil {
  2232. c.Fatal(err, out)
  2233. }
  2234. id := strings.TrimSpace(out)
  2235. state, err := inspectField(id, "State.Running")
  2236. c.Assert(err, check.IsNil)
  2237. if state != "true" {
  2238. c.Fatal("Container state is 'not running'")
  2239. }
  2240. pid1, err := inspectField(id, "State.Pid")
  2241. c.Assert(err, check.IsNil)
  2242. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2243. if err != nil {
  2244. c.Fatal(err)
  2245. }
  2246. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2247. out2, _, err := runCommandWithOutput(cmd)
  2248. if err != nil {
  2249. c.Fatal(err, out2)
  2250. }
  2251. out2 = strings.Trim(out2, "\n")
  2252. if parentContainerIpc != out2 {
  2253. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out2)
  2254. }
  2255. }
  2256. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2257. cmd := exec.Command(dockerBinary, "run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2258. out, _, err := runCommandWithOutput(cmd)
  2259. if !strings.Contains(out, "abcd1234") || err == nil {
  2260. c.Fatalf("run IPC from a non exists container should with correct error out")
  2261. }
  2262. }
  2263. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2264. testRequires(c, SameHostDaemon)
  2265. cmd := exec.Command(dockerBinary, "create", "busybox")
  2266. out, _, err := runCommandWithOutput(cmd)
  2267. if err != nil {
  2268. c.Fatal(err, out)
  2269. }
  2270. id := strings.TrimSpace(out)
  2271. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2272. out, _, err = runCommandWithOutput(cmd)
  2273. if err == nil {
  2274. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2275. }
  2276. }
  2277. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2278. testRequires(c, SameHostDaemon)
  2279. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2280. out, _, err := runCommandWithOutput(cmd)
  2281. if err != nil {
  2282. c.Fatal(err, out)
  2283. }
  2284. id := strings.TrimSpace(out)
  2285. if err := waitRun(id); err != nil {
  2286. c.Fatal(err)
  2287. }
  2288. pid1, err := inspectField(id, "State.Pid")
  2289. c.Assert(err, check.IsNil)
  2290. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2291. if err != nil {
  2292. c.Fatal(err)
  2293. }
  2294. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2295. out2, _, err := runCommandWithOutput(cmd)
  2296. if err != nil {
  2297. c.Fatal(err, out2)
  2298. }
  2299. out2 = strings.Trim(out2, "\n")
  2300. if parentContainerNet != out2 {
  2301. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out2)
  2302. }
  2303. }
  2304. func (s *DockerSuite) TestContainerNetworkModeToSelf(c *check.C) {
  2305. cmd := exec.Command(dockerBinary, "run", "--name=me", "--net=container:me", "busybox", "true")
  2306. out, _, err := runCommandWithOutput(cmd)
  2307. if err == nil || !strings.Contains(out, "cannot join own network") {
  2308. c.Fatalf("using container net mode to self should result in an error")
  2309. }
  2310. }
  2311. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2312. testRequires(c, NativeExecDriver, SameHostDaemon)
  2313. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2314. if err != nil {
  2315. c.Fatal(err)
  2316. }
  2317. cmd := exec.Command(dockerBinary, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2318. out2, _, err := runCommandWithOutput(cmd)
  2319. if err != nil {
  2320. c.Fatal(err, out2)
  2321. }
  2322. out2 = strings.Trim(out2, "\n")
  2323. if hostPid != out2 {
  2324. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out2)
  2325. }
  2326. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2327. out2, _, err = runCommandWithOutput(cmd)
  2328. if err != nil {
  2329. c.Fatal(err, out2)
  2330. }
  2331. out2 = strings.Trim(out2, "\n")
  2332. if hostPid == out2 {
  2333. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out2)
  2334. }
  2335. }
  2336. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2337. testRequires(c, NativeExecDriver, SameHostDaemon)
  2338. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2339. if err != nil {
  2340. c.Fatal(err)
  2341. }
  2342. cmd := exec.Command(dockerBinary, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2343. out2, _, err := runCommandWithOutput(cmd)
  2344. if err != nil {
  2345. c.Fatal(err, out2)
  2346. }
  2347. out2 = strings.Trim(out2, "\n")
  2348. if hostUTS != out2 {
  2349. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out2)
  2350. }
  2351. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2352. out2, _, err = runCommandWithOutput(cmd)
  2353. if err != nil {
  2354. c.Fatal(err, out2)
  2355. }
  2356. out2 = strings.Trim(out2, "\n")
  2357. if hostUTS == out2 {
  2358. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out2)
  2359. }
  2360. }
  2361. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2362. cmd := exec.Command(dockerBinary, "ps")
  2363. out, ec, err := runCommandWithOutput(cmd)
  2364. if err != nil || ec != 0 {
  2365. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2366. }
  2367. // Regardless of whether we specify true or false we need to
  2368. // test to make sure tls is turned on if --tlsverify is specified at all
  2369. cmd = exec.Command(dockerBinary, "--tlsverify=false", "ps")
  2370. out, ec, err = runCommandWithOutput(cmd)
  2371. if err == nil || ec == 0 || !strings.Contains(out, "trying to connect") {
  2372. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2373. }
  2374. cmd = exec.Command(dockerBinary, "--tlsverify=true", "ps")
  2375. out, ec, err = runCommandWithOutput(cmd)
  2376. if err == nil || ec == 0 || !strings.Contains(out, "cert") {
  2377. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2378. }
  2379. }
  2380. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2381. // first find allocator current position
  2382. cmd := exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2383. out, _, err := runCommandWithOutput(cmd)
  2384. if err != nil {
  2385. c.Fatal(out, err)
  2386. }
  2387. id := strings.TrimSpace(out)
  2388. cmd = exec.Command(dockerBinary, "port", id)
  2389. out, _, err = runCommandWithOutput(cmd)
  2390. if err != nil {
  2391. c.Fatal(out, err)
  2392. }
  2393. out = strings.TrimSpace(out)
  2394. if out == "" {
  2395. c.Fatal("docker port command output is empty")
  2396. }
  2397. out = strings.Split(out, ":")[1]
  2398. lastPort, err := strconv.Atoi(out)
  2399. if err != nil {
  2400. c.Fatal(err)
  2401. }
  2402. port := lastPort + 1
  2403. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2404. if err != nil {
  2405. c.Fatal(err)
  2406. }
  2407. defer l.Close()
  2408. cmd = exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2409. out, _, err = runCommandWithOutput(cmd)
  2410. if err != nil {
  2411. c.Fatalf(out, err)
  2412. }
  2413. id = strings.TrimSpace(out)
  2414. cmd = exec.Command(dockerBinary, "port", id)
  2415. out, _, err = runCommandWithOutput(cmd)
  2416. if err != nil {
  2417. c.Fatal(out, err)
  2418. }
  2419. }
  2420. func (s *DockerSuite) TestRunTtyWithPipe(c *check.C) {
  2421. errChan := make(chan error)
  2422. go func() {
  2423. defer close(errChan)
  2424. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2425. if _, err := cmd.StdinPipe(); err != nil {
  2426. errChan <- err
  2427. return
  2428. }
  2429. expected := "cannot enable tty mode"
  2430. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2431. errChan <- fmt.Errorf("run should have failed")
  2432. return
  2433. } else if !strings.Contains(out, expected) {
  2434. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2435. return
  2436. }
  2437. }()
  2438. select {
  2439. case err := <-errChan:
  2440. c.Assert(err, check.IsNil)
  2441. case <-time.After(3 * time.Second):
  2442. c.Fatal("container is running but should have failed")
  2443. }
  2444. }
  2445. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2446. addr := "00:16:3E:08:00:50"
  2447. cmd := exec.Command(dockerBinary, "run", "--mac-address", addr, "busybox", "ifconfig")
  2448. if out, _, err := runCommandWithOutput(cmd); err != nil || !strings.Contains(out, addr) {
  2449. c.Fatalf("Output should have contained %q: %s, %v", addr, out, err)
  2450. }
  2451. }
  2452. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2453. testRequires(c, SameHostDaemon)
  2454. hostNet, err := os.Readlink("/proc/1/ns/net")
  2455. if err != nil {
  2456. c.Fatal(err)
  2457. }
  2458. cmd := exec.Command(dockerBinary, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2459. out2, _, err := runCommandWithOutput(cmd)
  2460. if err != nil {
  2461. c.Fatal(err, out2)
  2462. }
  2463. out2 = strings.Trim(out2, "\n")
  2464. if hostNet != out2 {
  2465. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out2)
  2466. }
  2467. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/net")
  2468. out2, _, err = runCommandWithOutput(cmd)
  2469. if err != nil {
  2470. c.Fatal(err, out2)
  2471. }
  2472. out2 = strings.Trim(out2, "\n")
  2473. if hostNet == out2 {
  2474. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out2)
  2475. }
  2476. }
  2477. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2478. testRequires(c, SameHostDaemon)
  2479. hostNet, err := os.Readlink("/proc/1/ns/net")
  2480. if err != nil {
  2481. c.Fatal(err)
  2482. }
  2483. cmd := exec.Command(dockerBinary, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2484. out, _, err := runCommandWithOutput(cmd)
  2485. if err != nil {
  2486. c.Fatal(err, out)
  2487. }
  2488. cmd = exec.Command(dockerBinary, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2489. out, _, err = runCommandWithOutput(cmd)
  2490. if err != nil {
  2491. c.Fatal(err, out)
  2492. }
  2493. out = strings.Trim(out, "\n")
  2494. if hostNet != out {
  2495. c.Fatalf("Container should have host network namespace")
  2496. }
  2497. }
  2498. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2499. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2500. out, _, err := runCommandWithOutput(cmd)
  2501. id := strings.TrimSpace(out)
  2502. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2503. c.Assert(err, check.IsNil)
  2504. var ports nat.PortMap
  2505. err = unmarshalJSON([]byte(portstr), &ports)
  2506. for port, binding := range ports {
  2507. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2508. if portnum < 3000 || portnum > 3003 {
  2509. c.Fatalf("Port %d is out of range ", portnum)
  2510. }
  2511. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2512. c.Fatal("Port is not mapped for the port "+port, out)
  2513. }
  2514. }
  2515. }
  2516. func (s *DockerSuite) TestRunOOMExitCode(c *check.C) {
  2517. errChan := make(chan error)
  2518. go func() {
  2519. defer close(errChan)
  2520. runCmd := exec.Command(dockerBinary, "run", "-m", "4MB", "busybox", "sh", "-c", "x=a; while true; do x=$x$x$x$x; done")
  2521. out, exitCode, _ := runCommandWithOutput(runCmd)
  2522. if expected := 137; exitCode != expected {
  2523. errChan <- fmt.Errorf("wrong exit code for OOM container: expected %d, got %d (output: %q)", expected, exitCode, out)
  2524. }
  2525. }()
  2526. select {
  2527. case err := <-errChan:
  2528. c.Assert(err, check.IsNil)
  2529. case <-time.After(30 * time.Second):
  2530. c.Fatal("Timeout waiting for container to die on OOM")
  2531. }
  2532. }
  2533. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2534. runCmd := exec.Command(dockerBinary, "run", "-d", "--name", "test", "busybox", "top")
  2535. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  2536. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2537. }
  2538. out, err := inspectField("test", "HostConfig.RestartPolicy.Name")
  2539. c.Assert(err, check.IsNil)
  2540. if out != "no" {
  2541. c.Fatalf("Set default restart policy failed")
  2542. }
  2543. }
  2544. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2545. out, err := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:3", "busybox", "false").CombinedOutput()
  2546. if err != nil {
  2547. c.Fatal(string(out), err)
  2548. }
  2549. id := strings.TrimSpace(string(out))
  2550. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 10); err != nil {
  2551. c.Fatal(err)
  2552. }
  2553. count, err := inspectField(id, "RestartCount")
  2554. c.Assert(err, check.IsNil)
  2555. if count != "3" {
  2556. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2557. }
  2558. MaximumRetryCount, err := inspectField(id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2559. c.Assert(err, check.IsNil)
  2560. if MaximumRetryCount != "3" {
  2561. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2562. }
  2563. }
  2564. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2565. out, err := exec.Command(dockerBinary, "run", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2566. if err != nil {
  2567. c.Fatal(string(out), err)
  2568. }
  2569. }
  2570. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2571. testRequires(c, NativeExecDriver)
  2572. for _, f := range []string{"/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname"} {
  2573. testReadOnlyFile(f, c)
  2574. }
  2575. }
  2576. func testReadOnlyFile(filename string, c *check.C) {
  2577. testRequires(c, NativeExecDriver)
  2578. out, err := exec.Command(dockerBinary, "run", "--read-only", "--rm", "busybox", "touch", filename).CombinedOutput()
  2579. if err == nil {
  2580. c.Fatal("expected container to error on run with read only error")
  2581. }
  2582. expected := "Read-only file system"
  2583. if !strings.Contains(string(out), expected) {
  2584. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2585. }
  2586. }
  2587. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2588. testRequires(c, NativeExecDriver)
  2589. _, err := runCommand(exec.Command(dockerBinary, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top"))
  2590. c.Assert(err, check.IsNil)
  2591. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts"))
  2592. c.Assert(err, check.IsNil)
  2593. if !strings.Contains(string(out), "testlinked") {
  2594. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2595. }
  2596. }
  2597. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  2598. testRequires(c, NativeExecDriver)
  2599. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf"))
  2600. c.Assert(err, check.IsNil)
  2601. if !strings.Contains(string(out), "1.1.1.1") {
  2602. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2603. }
  2604. }
  2605. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2606. testRequires(c, NativeExecDriver)
  2607. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts"))
  2608. c.Assert(err, check.IsNil)
  2609. if !strings.Contains(string(out), "testreadonly") {
  2610. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2611. }
  2612. }
  2613. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2614. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "voltest", "-v", "/foo", "busybox"))
  2615. if err != nil {
  2616. c.Fatal(out, err)
  2617. }
  2618. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "top"))
  2619. if err != nil {
  2620. c.Fatal(out, err)
  2621. }
  2622. // Remove the main volume container and restart the consuming container
  2623. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "rm", "-f", "voltest"))
  2624. if err != nil {
  2625. c.Fatal(out, err)
  2626. }
  2627. // This should not fail since the volumes-from were already applied
  2628. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "restart", "restarter"))
  2629. if err != nil {
  2630. c.Fatalf("expected container to restart successfully: %v\n%s", err, out)
  2631. }
  2632. }
  2633. // run container with --rm should remove container if exit code != 0
  2634. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2635. name := "flowers"
  2636. runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2637. out, _, err := runCommandWithOutput(runCmd)
  2638. if err == nil {
  2639. c.Fatal("Expected docker run to fail", out, err)
  2640. }
  2641. out, err = getAllContainers()
  2642. if err != nil {
  2643. c.Fatal(out, err)
  2644. }
  2645. if out != "" {
  2646. c.Fatal("Expected not to have containers", out)
  2647. }
  2648. }
  2649. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2650. name := "sparkles"
  2651. runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "commandNotFound")
  2652. out, _, err := runCommandWithOutput(runCmd)
  2653. if err == nil {
  2654. c.Fatal("Expected docker run to fail", out, err)
  2655. }
  2656. out, err = getAllContainers()
  2657. if err != nil {
  2658. c.Fatal(out, err)
  2659. }
  2660. if out != "" {
  2661. c.Fatal("Expected not to have containers", out)
  2662. }
  2663. }
  2664. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2665. name := "ibuildthecloud"
  2666. if out, err := exec.Command(dockerBinary, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi").CombinedOutput(); err != nil {
  2667. c.Fatal(err, out)
  2668. }
  2669. time.Sleep(1 * time.Second)
  2670. errchan := make(chan error)
  2671. go func() {
  2672. if out, err := exec.Command(dockerBinary, "kill", name).CombinedOutput(); err != nil {
  2673. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2674. }
  2675. close(errchan)
  2676. }()
  2677. select {
  2678. case err := <-errchan:
  2679. c.Assert(err, check.IsNil)
  2680. case <-time.After(5 * time.Second):
  2681. c.Fatal("Kill container timed out")
  2682. }
  2683. }
  2684. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2685. // this memory limit is 1 byte less than the min, which is 4MB
  2686. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2687. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-m", "4194303", "busybox"))
  2688. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2689. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2690. }
  2691. }
  2692. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2693. code, err := runCommand(exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version"))
  2694. if err == nil || code == 0 {
  2695. c.Fatal("standard container should not be able to write to /proc/asound")
  2696. }
  2697. }
  2698. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2699. testRequires(c, NativeExecDriver)
  2700. out, code, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "busybox", "cat", "/proc/timer_stats"))
  2701. if err != nil || code != 0 {
  2702. c.Fatal(err)
  2703. }
  2704. if strings.Trim(out, "\n ") != "" {
  2705. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2706. }
  2707. }
  2708. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2709. testRequires(c, NativeExecDriver)
  2710. // some kernels don't have this configured so skip the test if this file is not found
  2711. // on the host running the tests.
  2712. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2713. c.Skip("kernel doesnt have latency_stats configured")
  2714. return
  2715. }
  2716. out, code, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "busybox", "cat", "/proc/latency_stats"))
  2717. if err != nil || code != 0 {
  2718. c.Fatal(err)
  2719. }
  2720. if strings.Trim(out, "\n ") != "" {
  2721. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2722. }
  2723. }
  2724. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2725. testRequires(c, NativeExecDriver)
  2726. code, err := runCommand(exec.Command(dockerBinary, "run", "-v", "/proc//sys", "busybox", "true"))
  2727. if err == nil || code == 0 {
  2728. c.Fatal("container should not be able to mount into /proc")
  2729. }
  2730. }
  2731. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2732. testRequires(c, NativeExecDriver)
  2733. _, err := runCommand(exec.Command(dockerBinary, "run", "-v", "/sys/fs/cgroup", "busybox", "true"))
  2734. if err != nil {
  2735. c.Fatal("container should be able to mount into /sys/fs/cgroup")
  2736. }
  2737. }
  2738. func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) {
  2739. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  2740. dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
  2741. dockerCmd(c, "stop", "first")
  2742. dockerCmd(c, "stop", "second")
  2743. }
  2744. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2745. testRequires(c, Apparmor, NativeExecDriver)
  2746. name := "acidburn"
  2747. runCmd := exec.Command(dockerBinary, "run", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2748. if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  2749. c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  2750. }
  2751. name = "cereal"
  2752. runCmd = exec.Command(dockerBinary, "run", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2753. if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  2754. c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  2755. }
  2756. }
  2757. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2758. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top"))
  2759. c.Assert(err, check.IsNil)
  2760. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "port", "test"))
  2761. c.Assert(err, check.IsNil)
  2762. out = strings.Trim(out, "\r\n")
  2763. if out != "" {
  2764. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2765. }
  2766. }