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Merge pull request #5729 from fabiofalci/link_unlink_test

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Integration test for link and unlink containers
This commit is contained in:
unclejack 2014-05-12 21:06:03 +03:00
commit 4c06506994
2 changed files with 36 additions and 0 deletions
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26
integration-cli/docker_cli_links_test.go
View file

@ -2,6 +2,7 @@ package main
import (
"fmt"
"github.com/dotcloud/docker/pkg/iptables"
"os/exec"
"testing"
)
@ -28,3 +29,28 @@ func TestPingLinkedContainers(t *testing.T) {
cmd(t, "kill", idB)
deleteAllContainers()
}
func TestIpTablesRulesWhenLinkAndUnlink(t *testing.T) {
cmd(t, "run", "-d", "--name", "child", "--publish", "8080:80", "busybox", "sleep", "10")
cmd(t, "run", "-d", "--name", "parent", "--link", "child:http", "busybox", "sleep", "10")
childIp := findContainerIp(t, "child")
parentIp := findContainerIp(t, "parent")
sourceRule := []string{"FORWARD", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-s", childIp, "--sport", "80", "-d", parentIp, "-j", "ACCEPT"}
destinationRule := []string{"FORWARD", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-s", parentIp, "--dport", "80", "-d", childIp, "-j", "ACCEPT"}
if !iptables.Exists(sourceRule...) || !iptables.Exists(destinationRule...) {
t.Fatal("Iptables rules not found")
}
cmd(t, "rm", "--link", "parent/http")
if iptables.Exists(sourceRule...) || iptables.Exists(destinationRule...) {
t.Fatal("Iptables rules should be removed when unlink")
}
cmd(t, "kill", "child")
cmd(t, "kill", "parent")
deleteAllContainers()
logDone("link - verify iptables when link and unlink")
}

10
integration-cli/docker_utils.go
View file

@ -61,3 +61,13 @@ func cmd(t *testing.T, args ...string) (string, int, error) {
errorOut(err, t, fmt.Sprintf("'%s' failed with errors: %v (%v)", strings.Join(args, " "), err, out))
return out, status, err
}
func findContainerIp(t *testing.T, id string) string {
cmd := exec.Command(dockerBinary, "inspect", "--format='{{ .NetworkSettings.IPAddress }}'", id)
out, _, err := runCommandWithOutput(cmd)
if err != nil {
t.Fatal(err, out)
}
return strings.Trim(out, " \r\n'")
}