143 lines
3.7 KiB
Go
143 lines
3.7 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"os/exec"
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"strings"
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"time"
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"github.com/go-check/check"
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)
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type testCondition func() bool
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type testRequirement struct {
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Condition testCondition
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SkipMessage string
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}
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// List test requirements
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var (
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DaemonIsWindows = testRequirement{
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func() bool { return daemonPlatform == "windows" },
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"Test requires a Windows daemon",
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}
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DaemonIsLinux = testRequirement{
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func() bool { return daemonPlatform == "linux" },
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"Test requires a Linux daemon",
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}
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SameHostDaemon = testRequirement{
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func() bool { return isLocalDaemon },
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"Test requires docker daemon to run on the same machine as CLI",
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}
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UnixCli = testRequirement{
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func() bool { return isUnixCli },
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"Test requires posix utilities or functionality to run.",
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}
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ExecSupport = testRequirement{
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func() bool { return supportsExec },
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"Test requires 'docker exec' capabilities on the tested daemon.",
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}
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Network = testRequirement{
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func() bool {
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// Set a timeout on the GET at 15s
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var timeout = time.Duration(15 * time.Second)
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var url = "https://hub.docker.com"
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client := http.Client{
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Timeout: timeout,
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}
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resp, err := client.Get(url)
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if err != nil && strings.Contains(err.Error(), "use of closed network connection") {
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panic(fmt.Sprintf("Timeout for GET request on %s", url))
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}
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if resp != nil {
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resp.Body.Close()
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}
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return err == nil
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},
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"Test requires network availability, environment variable set to none to run in a non-network enabled mode.",
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}
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Apparmor = testRequirement{
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func() bool {
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buf, err := ioutil.ReadFile("/sys/module/apparmor/parameters/enabled")
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return err == nil && len(buf) > 1 && buf[0] == 'Y'
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},
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"Test requires apparmor is enabled.",
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}
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RegistryHosting = testRequirement{
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func() bool {
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// for now registry binary is built only if we're running inside
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// container through `make test`. Figure that out by testing if
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// registry binary is in PATH.
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_, err := exec.LookPath(v2binary)
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return err == nil
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},
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fmt.Sprintf("Test requires an environment that can host %s in the same host", v2binary),
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}
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NotaryHosting = testRequirement{
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func() bool {
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// for now notary binary is built only if we're running inside
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// container through `make test`. Figure that out by testing if
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// notary-server binary is in PATH.
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_, err := exec.LookPath(notaryBinary)
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return err == nil
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},
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fmt.Sprintf("Test requires an environment that can host %s in the same host", notaryBinary),
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}
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NotOverlay = testRequirement{
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func() bool {
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cmd := exec.Command("grep", "^overlay / overlay", "/proc/mounts")
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if err := cmd.Run(); err != nil {
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return true
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}
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return false
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},
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"Test requires underlying root filesystem not be backed by overlay.",
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}
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IPv6 = testRequirement{
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func() bool {
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cmd := exec.Command("test", "-f", "/proc/net/if_inet6")
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if err := cmd.Run(); err != nil {
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return true
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}
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return false
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},
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"Test requires support for IPv6",
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}
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NotGCCGO = testRequirement{
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func() bool {
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out, err := exec.Command("go", "version").Output()
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if err == nil && strings.Contains(string(out), "gccgo") {
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return false
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}
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return true
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},
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"Test requires native Golang compiler instead of GCCGO",
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}
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NotUserNamespace = testRequirement{
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func() bool {
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root := os.Getenv("DOCKER_REMAP_ROOT")
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if root != "" {
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return false
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}
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return true
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},
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"Test cannot be run when remapping root",
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}
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)
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// testRequires checks if the environment satisfies the requirements
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// for the test to run or skips the tests.
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func testRequires(c *check.C, requirements ...testRequirement) {
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for _, r := range requirements {
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if !r.Condition() {
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c.Skip(r.SkipMessage)
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}
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}
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}
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