269 lines
11 KiB
Go
269 lines
11 KiB
Go
package volume
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import (
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"io/ioutil"
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"os"
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"runtime"
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"strings"
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"testing"
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"github.com/docker/docker/api/types/mount"
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)
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func TestParseMountRaw(t *testing.T) {
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var (
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valid []string
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invalid map[string]string
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)
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if runtime.GOOS == "windows" {
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valid = []string{
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`d:\`,
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`d:`,
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`d:\path`,
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`d:\path with space`,
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`c:\:d:\`,
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`c:\windows\:d:`,
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`c:\windows:d:\s p a c e`,
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`c:\windows:d:\s p a c e:RW`,
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`c:\program files:d:\s p a c e i n h o s t d i r`,
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`0123456789name:d:`,
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`MiXeDcAsEnAmE:d:`,
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`name:D:`,
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`name:D::rW`,
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`name:D::RW`,
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`name:D::RO`,
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`c:/:d:/forward/slashes/are/good/too`,
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`c:/:d:/including with/spaces:ro`,
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`c:\Windows`, // With capital
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`c:\Program Files (x86)`, // With capitals and brackets
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}
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invalid = map[string]string{
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``: "invalid volume specification: ",
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`.`: "invalid volume specification: ",
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`..\`: "invalid volume specification: ",
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`c:\:..\`: "invalid volume specification: ",
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`c:\:d:\:xyzzy`: "invalid volume specification: ",
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`c:`: "cannot be `c:`",
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`c:\`: "cannot be `c:`",
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`c:\notexist:d:`: `source path does not exist`,
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`c:\windows\system32\ntdll.dll:d:`: `source path must be a directory`,
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`name<:d:`: `invalid volume specification`,
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`name>:d:`: `invalid volume specification`,
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`name::d:`: `invalid volume specification`,
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`name":d:`: `invalid volume specification`,
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`name\:d:`: `invalid volume specification`,
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`name*:d:`: `invalid volume specification`,
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`name|:d:`: `invalid volume specification`,
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`name?:d:`: `invalid volume specification`,
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`name/:d:`: `invalid volume specification`,
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`d:\pathandmode:rw`: `invalid volume specification`,
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`d:\pathandmode:ro`: `invalid volume specification`,
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`con:d:`: `cannot be a reserved word for Windows filenames`,
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`PRN:d:`: `cannot be a reserved word for Windows filenames`,
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`aUx:d:`: `cannot be a reserved word for Windows filenames`,
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`nul:d:`: `cannot be a reserved word for Windows filenames`,
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`com1:d:`: `cannot be a reserved word for Windows filenames`,
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`com2:d:`: `cannot be a reserved word for Windows filenames`,
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`com3:d:`: `cannot be a reserved word for Windows filenames`,
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`com4:d:`: `cannot be a reserved word for Windows filenames`,
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`com5:d:`: `cannot be a reserved word for Windows filenames`,
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`com6:d:`: `cannot be a reserved word for Windows filenames`,
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`com7:d:`: `cannot be a reserved word for Windows filenames`,
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`com8:d:`: `cannot be a reserved word for Windows filenames`,
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`com9:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt1:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt2:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt3:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt4:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt5:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt6:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt7:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt8:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt9:d:`: `cannot be a reserved word for Windows filenames`,
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`c:\windows\system32\ntdll.dll`: `Only directories can be mapped on this platform`,
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}
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} else {
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valid = []string{
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"/home",
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"/home:/home",
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"/home:/something/else",
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"/with space",
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"/home:/with space",
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"relative:/absolute-path",
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"hostPath:/containerPath:ro",
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"/hostPath:/containerPath:rw",
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"/rw:/ro",
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}
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invalid = map[string]string{
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"": "invalid volume specification",
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"./": "mount path must be absolute",
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"../": "mount path must be absolute",
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"/:../": "mount path must be absolute",
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"/:path": "mount path must be absolute",
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":": "invalid volume specification",
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"/tmp:": "invalid volume specification",
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":test": "invalid volume specification",
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":/test": "invalid volume specification",
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"tmp:": "invalid volume specification",
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":test:": "invalid volume specification",
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"::": "invalid volume specification",
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":::": "invalid volume specification",
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"/tmp:::": "invalid volume specification",
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":/tmp::": "invalid volume specification",
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"/path:rw": "invalid volume specification",
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"/path:ro": "invalid volume specification",
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"/rw:rw": "invalid volume specification",
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"path:ro": "invalid volume specification",
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"/path:/path:sw": `invalid mode`,
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"/path:/path:rwz": `invalid mode`,
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}
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}
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for _, path := range valid {
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if _, err := ParseMountRaw(path, "local"); err != nil {
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t.Fatalf("ParseMountRaw(`%q`) should succeed: error %q", path, err)
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}
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}
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for path, expectedError := range invalid {
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if mp, err := ParseMountRaw(path, "local"); err == nil {
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t.Fatalf("ParseMountRaw(`%q`) should have failed validation. Err '%v' - MP: %v", path, err, mp)
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} else {
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if !strings.Contains(err.Error(), expectedError) {
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t.Fatalf("ParseMountRaw(`%q`) error should contain %q, got %v", path, expectedError, err.Error())
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}
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}
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}
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}
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// testParseMountRaw is a structure used by TestParseMountRawSplit for
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// specifying test cases for the ParseMountRaw() function.
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type testParseMountRaw struct {
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bind string
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driver string
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expDest string
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expSource string
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expName string
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expDriver string
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expRW bool
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fail bool
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}
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func TestParseMountRawSplit(t *testing.T) {
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var cases []testParseMountRaw
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if runtime.GOOS == "windows" {
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cases = []testParseMountRaw{
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{`c:\:d:`, "local", `d:`, `c:\`, ``, "", true, false},
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{`c:\:d:\`, "local", `d:\`, `c:\`, ``, "", true, false},
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{`c:\:d:\:ro`, "local", `d:\`, `c:\`, ``, "", false, false},
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{`c:\:d:\:rw`, "local", `d:\`, `c:\`, ``, "", true, false},
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{`c:\:d:\:foo`, "local", `d:\`, `c:\`, ``, "", false, true},
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{`name:d::rw`, "local", `d:`, ``, `name`, "local", true, false},
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{`name:d:`, "local", `d:`, ``, `name`, "local", true, false},
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{`name:d::ro`, "local", `d:`, ``, `name`, "local", false, false},
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{`name:c:`, "", ``, ``, ``, "", true, true},
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{`driver/name:c:`, "", ``, ``, ``, "", true, true},
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}
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} else {
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cases = []testParseMountRaw{
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{"/tmp:/tmp1", "", "/tmp1", "/tmp", "", "", true, false},
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{"/tmp:/tmp2:ro", "", "/tmp2", "/tmp", "", "", false, false},
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{"/tmp:/tmp3:rw", "", "/tmp3", "/tmp", "", "", true, false},
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{"/tmp:/tmp4:foo", "", "", "", "", "", false, true},
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{"name:/named1", "", "/named1", "", "name", "", true, false},
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{"name:/named2", "external", "/named2", "", "name", "external", true, false},
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{"name:/named3:ro", "local", "/named3", "", "name", "local", false, false},
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{"local/name:/tmp:rw", "", "/tmp", "", "local/name", "", true, false},
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{"/tmp:tmp", "", "", "", "", "", true, true},
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}
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}
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for i, c := range cases {
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t.Logf("case %d", i)
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m, err := ParseMountRaw(c.bind, c.driver)
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if c.fail {
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if err == nil {
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t.Fatalf("Expected error, was nil, for spec %s\n", c.bind)
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}
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continue
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}
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if m == nil || err != nil {
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t.Fatalf("ParseMountRaw failed for spec '%s', driver '%s', error '%v'", c.bind, c.driver, err.Error())
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continue
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}
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if m.Destination != c.expDest {
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t.Fatalf("Expected destination '%s, was %s', for spec '%s'", c.expDest, m.Destination, c.bind)
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}
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if m.Source != c.expSource {
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t.Fatalf("Expected source '%s', was '%s', for spec '%s'", c.expSource, m.Source, c.bind)
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}
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if m.Name != c.expName {
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t.Fatalf("Expected name '%s', was '%s' for spec '%s'", c.expName, m.Name, c.bind)
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}
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if m.Driver != c.expDriver {
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t.Fatalf("Expected driver '%s', was '%s', for spec '%s'", c.expDriver, m.Driver, c.bind)
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}
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if m.RW != c.expRW {
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t.Fatalf("Expected RW '%v', was '%v' for spec '%s'", c.expRW, m.RW, c.bind)
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}
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}
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}
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func TestParseMountSpec(t *testing.T) {
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type c struct {
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input mount.Mount
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expected MountPoint
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}
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testDir, err := ioutil.TempDir("", "test-mount-config")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(testDir)
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cases := []c{
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{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}},
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{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, RW: true}},
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{mount.Mount{Type: mount.TypeBind, Source: testDir + string(os.PathSeparator), Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}},
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{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath + string(os.PathSeparator), ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}},
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{mount.Mount{Type: mount.TypeVolume, Target: testDestinationPath}, MountPoint{Type: mount.TypeVolume, Destination: testDestinationPath, RW: true, CopyData: DefaultCopyMode}},
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{mount.Mount{Type: mount.TypeVolume, Target: testDestinationPath + string(os.PathSeparator)}, MountPoint{Type: mount.TypeVolume, Destination: testDestinationPath, RW: true, CopyData: DefaultCopyMode}},
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}
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for i, c := range cases {
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t.Logf("case %d", i)
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mp, err := ParseMountSpec(c.input)
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if err != nil {
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t.Fatal(err)
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}
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if c.expected.Type != mp.Type {
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t.Fatalf("Expected mount types to match. Expected: '%s', Actual: '%s'", c.expected.Type, mp.Type)
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}
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if c.expected.Destination != mp.Destination {
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t.Fatalf("Expected mount destination to match. Expected: '%s', Actual: '%s'", c.expected.Destination, mp.Destination)
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}
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if c.expected.Source != mp.Source {
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t.Fatalf("Expected mount source to match. Expected: '%s', Actual: '%s'", c.expected.Source, mp.Source)
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}
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if c.expected.RW != mp.RW {
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t.Fatalf("Expected mount writable to match. Expected: '%v', Actual: '%v'", c.expected.RW, mp.RW)
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}
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if c.expected.Propagation != mp.Propagation {
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t.Fatalf("Expected mount propagation to match. Expected: '%v', Actual: '%s'", c.expected.Propagation, mp.Propagation)
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}
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if c.expected.Driver != mp.Driver {
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t.Fatalf("Expected mount driver to match. Expected: '%v', Actual: '%s'", c.expected.Driver, mp.Driver)
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}
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if c.expected.CopyData != mp.CopyData {
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t.Fatalf("Expected mount copy data to match. Expected: '%v', Actual: '%v'", c.expected.CopyData, mp.CopyData)
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}
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}
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}
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