docker/integration-cli/docker_cli_daemon_experimen...

232 строки
7.3 KiB
Go

// +build linux, experimental
package main
import (
"os"
"os/exec"
"path/filepath"
"strings"
"syscall"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
var pluginName = "tiborvass/no-remove"
// TestDaemonRestartWithPluginEnabled tests state restore for an enabled plugin
func (s *DockerDaemonSuite) TestDaemonRestartWithPluginEnabled(c *check.C) {
if err := s.d.Start(); err != nil {
c.Fatalf("Could not start daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "install", "--grant-all-permissions", pluginName); err != nil {
c.Fatalf("Could not install plugin: %v %s", err, out)
}
defer func() {
if out, err := s.d.Cmd("plugin", "disable", pluginName); err != nil {
c.Fatalf("Could not disable plugin: %v %s", err, out)
}
if out, err := s.d.Cmd("plugin", "remove", pluginName); err != nil {
c.Fatalf("Could not remove plugin: %v %s", err, out)
}
}()
if err := s.d.Restart(); err != nil {
c.Fatalf("Could not restart daemon: %v", err)
}
out, err := s.d.Cmd("plugin", "ls")
if err != nil {
c.Fatalf("Could not list plugins: %v %s", err, out)
}
c.Assert(out, checker.Contains, pluginName)
c.Assert(out, checker.Contains, "true")
}
// TestDaemonRestartWithPluginDisabled tests state restore for a disabled plugin
func (s *DockerDaemonSuite) TestDaemonRestartWithPluginDisabled(c *check.C) {
if err := s.d.Start(); err != nil {
c.Fatalf("Could not start daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "install", "--grant-all-permissions", pluginName, "--disable"); err != nil {
c.Fatalf("Could not install plugin: %v %s", err, out)
}
defer func() {
if out, err := s.d.Cmd("plugin", "remove", pluginName); err != nil {
c.Fatalf("Could not remove plugin: %v %s", err, out)
}
}()
if err := s.d.Restart(); err != nil {
c.Fatalf("Could not restart daemon: %v", err)
}
out, err := s.d.Cmd("plugin", "ls")
if err != nil {
c.Fatalf("Could not list plugins: %v %s", err, out)
}
c.Assert(out, checker.Contains, pluginName)
c.Assert(out, checker.Contains, "false")
}
// TestDaemonKillLiveRestoreWithPlugins SIGKILLs daemon started with --live-restore.
// Plugins should continue to run.
func (s *DockerDaemonSuite) TestDaemonKillLiveRestoreWithPlugins(c *check.C) {
if err := s.d.Start("--live-restore"); err != nil {
c.Fatalf("Could not start daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "install", "--grant-all-permissions", pluginName); err != nil {
c.Fatalf("Could not install plugin: %v %s", err, out)
}
defer func() {
if err := s.d.Restart("--live-restore"); err != nil {
c.Fatalf("Could not restart daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "disable", pluginName); err != nil {
c.Fatalf("Could not disable plugin: %v %s", err, out)
}
if out, err := s.d.Cmd("plugin", "remove", pluginName); err != nil {
c.Fatalf("Could not remove plugin: %v %s", err, out)
}
}()
if err := s.d.Kill(); err != nil {
c.Fatalf("Could not kill daemon: %v", err)
}
cmd := exec.Command("pgrep", "-f", "plugin-no-remove")
if out, ec, err := runCommandWithOutput(cmd); ec != 0 {
c.Fatalf("Expected exit code '0', got %d err: %v output: %s ", ec, err, out)
}
}
// TestDaemonShutdownLiveRestoreWithPlugins SIGTERMs daemon started with --live-restore.
// Plugins should continue to run.
func (s *DockerDaemonSuite) TestDaemonShutdownLiveRestoreWithPlugins(c *check.C) {
if err := s.d.Start("--live-restore"); err != nil {
c.Fatalf("Could not start daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "install", "--grant-all-permissions", pluginName); err != nil {
c.Fatalf("Could not install plugin: %v %s", err, out)
}
defer func() {
if err := s.d.Restart("--live-restore"); err != nil {
c.Fatalf("Could not restart daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "disable", pluginName); err != nil {
c.Fatalf("Could not disable plugin: %v %s", err, out)
}
if out, err := s.d.Cmd("plugin", "remove", pluginName); err != nil {
c.Fatalf("Could not remove plugin: %v %s", err, out)
}
}()
if err := s.d.cmd.Process.Signal(os.Interrupt); err != nil {
c.Fatalf("Could not kill daemon: %v", err)
}
cmd := exec.Command("pgrep", "-f", "plugin-no-remove")
if out, ec, err := runCommandWithOutput(cmd); ec != 0 {
c.Fatalf("Expected exit code '0', got %d err: %v output: %s ", ec, err, out)
}
}
// TestDaemonShutdownWithPlugins shuts down running plugins.
func (s *DockerDaemonSuite) TestDaemonShutdownWithPlugins(c *check.C) {
if err := s.d.Start(); err != nil {
c.Fatalf("Could not start daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "install", "--grant-all-permissions", pluginName); err != nil {
c.Fatalf("Could not install plugin: %v %s", err, out)
}
defer func() {
if err := s.d.Restart(); err != nil {
c.Fatalf("Could not restart daemon: %v", err)
}
if out, err := s.d.Cmd("plugin", "disable", pluginName); err != nil {
c.Fatalf("Could not disable plugin: %v %s", err, out)
}
if out, err := s.d.Cmd("plugin", "remove", pluginName); err != nil {
c.Fatalf("Could not remove plugin: %v %s", err, out)
}
}()
if err := s.d.cmd.Process.Signal(os.Interrupt); err != nil {
c.Fatalf("Could not kill daemon: %v", err)
}
for {
if err := syscall.Kill(s.d.cmd.Process.Pid, 0); err == syscall.ESRCH {
break
}
}
cmd := exec.Command("pgrep", "-f", "plugin-no-remove")
if out, ec, err := runCommandWithOutput(cmd); ec != 1 {
c.Fatalf("Expected exit code '1', got %d err: %v output: %s ", ec, err, out)
}
}
// TestVolumePlugin tests volume creation using a plugin.
func (s *DockerDaemonSuite) TestVolumePlugin(c *check.C) {
volName := "plugin-volume"
volRoot := "/data"
destDir := "/tmp/data/"
destFile := "foo"
if err := s.d.Start(); err != nil {
c.Fatalf("Could not start daemon: %v", err)
}
out, err := s.d.Cmd("plugin", "install", pluginName, "--grant-all-permissions")
if err != nil {
c.Fatalf("Could not install plugin: %v %s", err, out)
}
defer func() {
if out, err := s.d.Cmd("plugin", "disable", pluginName); err != nil {
c.Fatalf("Could not disable plugin: %v %s", err, out)
}
if out, err := s.d.Cmd("plugin", "remove", pluginName); err != nil {
c.Fatalf("Could not remove plugin: %v %s", err, out)
}
}()
out, err = s.d.Cmd("volume", "create", "-d", pluginName, volName)
if err != nil {
c.Fatalf("Could not create volume: %v %s", err, out)
}
defer func() {
if out, err := s.d.Cmd("volume", "remove", volName); err != nil {
c.Fatalf("Could not remove volume: %v %s", err, out)
}
}()
out, err = s.d.Cmd("volume", "ls")
if err != nil {
c.Fatalf("Could not list volume: %v %s", err, out)
}
c.Assert(out, checker.Contains, volName)
c.Assert(out, checker.Contains, pluginName)
mountPoint, err := s.d.Cmd("volume", "inspect", volName, "--format", "{{.Mountpoint}}")
if err != nil {
c.Fatalf("Could not inspect volume: %v %s", err, mountPoint)
}
mountPoint = strings.TrimSpace(mountPoint)
out, err = s.d.Cmd("run", "--rm", "-v", volName+":"+destDir, "busybox", "touch", destDir+destFile)
c.Assert(err, checker.IsNil, check.Commentf(out))
path := filepath.Join(mountPoint, destFile)
_, err = os.Lstat(path)
c.Assert(err, checker.IsNil)
// tiborvass/no-remove is a volume plugin that persists data on disk at /data,
// even after the volume is removed. So perform an explicit filesystem cleanup.
os.RemoveAll(volRoot)
}