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Merge pull request #11369 from coolljt0725/fix_link

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Fix --link to a container which net mode is container
This commit is contained in:
Arnaud Porterie 2015-03-17 08:36:33 -07:00
commit cb77ad4757
2 changed files with 40 additions and 0 deletions
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7
daemon/daemon.go
View file

@ -774,6 +774,13 @@ func (daemon *Daemon) RegisterLinks(container *Container, hostConfig *runconfig.
//An error from daemon.Get() means this name could not be found
return fmt.Errorf("Could not get container for %s", parts["name"])
}
for child.hostConfig.NetworkMode.IsContainer() {
parts := strings.SplitN(string(child.hostConfig.NetworkMode), ":", 2)
child, err = daemon.Get(parts[1])
if err != nil {
return fmt.Errorf("Could not get container for %s", parts[1])
}
}
if child.hostConfig.NetworkMode.IsHost() {
return runconfig.ErrConflictHostNetworkAndLinks
}

33
integration-cli/docker_cli_run_test.go
View file

@ -379,6 +379,39 @@ func TestRunLinksContainerWithContainerId(t *testing.T) {
logDone("run - use a container id to link target work")
}
func TestRunLinkToContainerNetMode(t *testing.T) {
defer deleteAllContainers()
cmd := exec.Command(dockerBinary, "run", "--name", "test", "-d", "busybox", "top")
out, _, err := runCommandWithOutput(cmd)
if err != nil {
t.Fatalf("failed to run container: %v, output: %q", err, out)
}
cmd = exec.Command(dockerBinary, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
t.Fatalf("failed to run container: %v, output: %q", err, out)
}
cmd = exec.Command(dockerBinary, "run", "-d", "--link=parent:parent", "busybox", "top")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
t.Fatalf("failed to run container: %v, output: %q", err, out)
}
cmd = exec.Command(dockerBinary, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
t.Fatalf("failed to run container: %v, output: %q", err, out)
}
cmd = exec.Command(dockerBinary, "run", "-d", "--link=child:child", "busybox", "top")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
t.Fatalf("failed to run container: %v, output: %q", err, out)
}
logDone("run - link to a container which net mode is container success")
}
// Regression test for #4741
func TestRunWithVolumesAsFiles(t *testing.T) {
defer deleteAllContainers()