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moby--moby/integration-cli/docker_cli_diff_test.go
David Calavera 3b5fac462d Remove LXC support.
The LXC driver was deprecated in Docker 1.8.
Following the deprecation rules, we can remove a deprecated feature
after two major releases. LXC won't be supported anymore starting on Docker 1.10.

Signed-off-by: David Calavera <david.calavera@gmail.com>
2015-11-05 17:09:57 -05:00

87 lines
2.5 KiB
Go

package main
import (
"strings"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
// ensure that an added file shows up in docker diff
func (s *DockerSuite) TestDiffFilenameShownInOutput(c *check.C) {
testRequires(c, DaemonIsLinux)
containerCmd := `echo foo > /root/bar`
out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", containerCmd)
cleanCID := strings.TrimSpace(out)
out, _ = dockerCmd(c, "diff", cleanCID)
found := false
for _, line := range strings.Split(out, "\n") {
if strings.Contains("A /root/bar", line) {
found = true
break
}
}
c.Assert(found, checker.True)
}
// test to ensure GH #3840 doesn't occur any more
func (s *DockerSuite) TestDiffEnsureDockerinitFilesAreIgnored(c *check.C) {
testRequires(c, DaemonIsLinux)
// this is a list of files which shouldn't show up in `docker diff`
dockerinitFiles := []string{"/etc/resolv.conf", "/etc/hostname", "/etc/hosts", "/.dockerinit", "/.dockerenv"}
containerCount := 5
// we might not run into this problem from the first run, so start a few containers
for i := 0; i < containerCount; i++ {
containerCmd := `echo foo > /root/bar`
out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", containerCmd)
cleanCID := strings.TrimSpace(out)
out, _ = dockerCmd(c, "diff", cleanCID)
for _, filename := range dockerinitFiles {
c.Assert(out, checker.Not(checker.Contains), filename)
}
}
}
func (s *DockerSuite) TestDiffEnsureOnlyKmsgAndPtmx(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "sleep", "0")
cleanCID := strings.TrimSpace(out)
out, _ = dockerCmd(c, "diff", cleanCID)
expected := map[string]bool{
"C /dev": true,
"A /dev/full": true, // busybox
"C /dev/ptmx": true, // libcontainer
"A /dev/mqueue": true,
"A /dev/kmsg": true,
"A /dev/fd": true,
"A /dev/fuse": true,
"A /dev/ptmx": true,
"A /dev/null": true,
"A /dev/random": true,
"A /dev/stdout": true,
"A /dev/stderr": true,
"A /dev/tty1": true,
"A /dev/stdin": true,
"A /dev/tty": true,
"A /dev/urandom": true,
"A /dev/zero": true,
}
for _, line := range strings.Split(out, "\n") {
c.Assert(line == "" || expected[line], checker.True)
}
}
// https://github.com/docker/docker/pull/14381#discussion_r33859347
func (s *DockerSuite) TestDiffEmptyArgClientError(c *check.C) {
out, _, err := dockerCmdWithError("diff", "")
c.Assert(err, checker.NotNil)
c.Assert(strings.TrimSpace(out), checker.Equals, "Container name cannot be empty")
}