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add linked containers to hosts file

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Docker-DCO-1.1-Signed-off-by: Bryan Murphy <bmurphy1976@gmail.com> (github: bmurphy1976)

Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
Tested-by: Solomon Hykes <solomon@docker.com> (github: shykes)
Upstream-commit: 53f38a14cd6b61a6b5df68cc3694dcba2b0c1eb7
Component: engine
This commit is contained in:
Bryan Murphy
2014-04-07 18:34:07 +00:00
committed by Solomon Hykes
parent 6653f5c1ed
commit 1d128ba235
5 changed files with 106 additions and 3 deletions
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45
components/engine/integration-cli/docker_cli_links_test.go Normal file
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package main
import (
"fmt"
"os/exec"
"testing"
)
func TestPingUnlinkedContainers(t *testing.T) {
runCmd := exec.Command(dockerBinary, "run", "--rm", "busybox", "sh", "-c", "ping -c 1 alias1 -W 1 && ping -c 1 alias2 -W 1")
exitCode, err := runCommand(runCmd)
if exitCode == 0 {
t.Fatal("run ping did not fail")
} else if exitCode != 1 {
errorOut(err, t, fmt.Sprintf("run ping failed with errors: %v", err))
}
}
func TestPingLinkedContainers(t *testing.T) {
cmd := exec.Command(dockerBinary, "run", "-d", "--name", "container1", "busybox", "sleep", "10")
out, _, err := runCommandWithOutput(cmd)
errorOut(err, t, fmt.Sprintf("run container1 failed with errors: %v", err))
idA := stripTrailingCharacters(out)
cmd = exec.Command(dockerBinary, "run", "-d", "--name", "container2", "busybox", "sleep", "10")
out, _, err = runCommandWithOutput(cmd)
errorOut(err, t, fmt.Sprintf("run container2 failed with errors: %v", err))
idB := stripTrailingCharacters(out)
cmd = exec.Command(dockerBinary, "run", "--rm", "--link", "container1:alias1", "--link", "container2:alias2", "busybox", "sh", "-c", "ping -c 1 alias1 -W 1 && ping -c 1 alias2 -W 1")
out, _, err = runCommandWithOutput(cmd)
fmt.Printf("OUT: %s", out)
errorOut(err, t, fmt.Sprintf("run ping failed with errors: %v", err))
cmd = exec.Command(dockerBinary, "kill", idA)
_, err = runCommand(cmd)
errorOut(err, t, fmt.Sprintf("failed to kill container1: %v", err))
cmd = exec.Command(dockerBinary, "kill", idB)
_, err = runCommand(cmd)
errorOut(err, t, fmt.Sprintf("failed to kill container2: %v", err))
deleteAllContainers()
}