func (s *ToolsSuite) SetUpTest(c *C) {
s.dataDir = c.MkDir()
s.toolsDir = agent.SharedToolsDir(s.dataDir, version.Current)
err := os.MkdirAll(s.toolsDir, 0755)
c.Assert(err, IsNil)
err = os.Symlink(s.toolsDir, agent.ToolsDir(s.dataDir, "unit-u-123"))
c.Assert(err, IsNil)
}
func (env *localEnviron) setupLocalMachineAgent(cons constraints.Value) error {
dataDir := env.config.rootDir()
toolList, err := environs.FindBootstrapTools(env, cons)
if err != nil {
return err
}
// ensure we have at least one valid tools
if len(toolList) == 0 {
return fmt.Errorf("No bootstrap tools found")
}
// unpack the first tools into the agent dir.
tools := toolList[0]
logger.Debugf("tools: %#v", tools)
// brutally abuse our knowledge of storage to directly open the file
toolsUrl, err := url.Parse(tools.URL)
toolsLocation := filepath.Join(env.config.storageDir(), toolsUrl.Path)
logger.Infof("tools location: %v", toolsLocation)
toolsFile, err := os.Open(toolsLocation)
defer toolsFile.Close()
// Again, brutally abuse our knowledge here.
// The tools that FindBootstrapTools has returned us are based on the
// default series in the config. However we are running potentially on a
// different series. When the machine agent is started, it will be
// looking based on the current series, so we need to override the series
// returned in the tools to be the current series.
tools.Binary.Series = version.CurrentSeries()
err = agent.UnpackTools(dataDir, tools, toolsFile)
machineId := "0" // Always machine 0
tag := state.MachineTag(machineId)
toolsDir := agent.SharedToolsDir(dataDir, tools.Binary)
logDir := env.config.logDir()
logConfig := "--debug" // TODO(thumper): specify loggo config
agent := upstart.MachineAgentUpstartService(
env.machineAgentServiceName(),
toolsDir, dataDir, logDir, tag, machineId, logConfig, env.config.Type())
agent.Env["USER"] = env.config.user
agent.Env["HOME"] = os.Getenv("HOME")
agent.Env["JUJU_STORAGE_DIR"] = env.config.storageDir()
agent.Env["JUJU_STORAGE_ADDR"] = env.config.storageAddr()
agent.Env["JUJU_SHARED_STORAGE_DIR"] = env.config.sharedStorageDir()
agent.Env["JUJU_SHARED_STORAGE_ADDR"] = env.config.sharedStorageAddr()
agent.InitDir = upstartScriptLocation
logger.Infof("installing service %s to %s", env.machineAgentServiceName(), agent.InitDir)
if err := agent.Install(); err != nil {
logger.Errorf("could not install machine agent service: %v", err)
return err
}
return nil
}
// assertToolsContents asserts that the directory for the tools
// has the given contents.
func (t *ToolsSuite) assertToolsContents(c *C, tools *state.Tools, files []*testing.TarFile) {
var wantNames []string
for _, f := range files {
wantNames = append(wantNames, f.Header.Name)
}
wantNames = append(wantNames, urlFile)
dir := agent.SharedToolsDir(t.dataDir, tools.Binary)
assertDirNames(c, dir, wantNames)
assertFileContents(c, dir, urlFile, tools.URL, 0200)
for _, f := range files {
assertFileContents(c, dir, f.Header.Name, f.Contents, 0400)
}
gotTools, err := agent.ReadTools(t.dataDir, tools.Binary)
c.Assert(err, IsNil)
c.Assert(*gotTools, Equals, *tools)
}
func (t *ToolsSuite) TestReadToolsErrors(c *C) {
vers := version.MustParseBinary("1.2.3-precise-amd64")
tools, err := agent.ReadTools(t.dataDir, vers)
c.Assert(tools, IsNil)
c.Assert(err, ErrorMatches, "cannot read URL in tools directory: .*")
dir := agent.SharedToolsDir(t.dataDir, vers)
err = os.MkdirAll(dir, 0755)
c.Assert(err, IsNil)
err = ioutil.WriteFile(filepath.Join(dir, urlFile), []byte(" \t\n"), 0644)
c.Assert(err, IsNil)
tools, err = agent.ReadTools(t.dataDir, vers)
c.Assert(tools, IsNil)
c.Assert(err, ErrorMatches, "empty URL in tools directory.*")
}
func (s *lxcProvisionerSuite) SetUpTest(c *C) {
s.CommonProvisionerSuite.SetUpTest(c)
s.lxcSuite.SetUpTest(c)
// Write the tools file.
toolsDir := agent.SharedToolsDir(s.DataDir(), version.Current)
c.Assert(os.MkdirAll(toolsDir, 0755), IsNil)
urlPath := filepath.Join(toolsDir, "downloaded-url.txt")
err := ioutil.WriteFile(urlPath, []byte("http://testing.invalid/tools"), 0644)
c.Assert(err, IsNil)
// The lxc provisioner actually needs the machine it is being created on
// to be in state, in order to get the watcher.
m, err := s.State.AddMachine(config.DefaultSeries, state.JobHostUnits)
c.Assert(err, IsNil)
s.machineId = m.Id()
s.events = make(chan mock.Event, 25)
s.Factory.AddListener(s.events)
}
func (s *UpgraderSuite) TestUpgrader(c *C) {
for i, test := range upgraderTests {
c.Logf("\ntest %d: %s", i, test.about)
// Note: primeTools sets version.Current...
currentTools := s.primeTools(c, test.current)
// ...but it also puts tools in storage we don't need, which is why we
// don't clean up garbage from earlier runs first.
envtesting.RemoveAllTools(c, s.Conn.Environ)
uploaded := make(map[version.Binary]*state.Tools)
for _, vers := range test.available {
tools := s.uploadTools(c, vers)
uploaded[vers] = tools
}
func() {
u := s.startUpgrader(c, currentTools)
defer u.Stop()
s.proposeVersion(c, test.propose)
s.State.StartSync()
if test.upgrade.Number == version.Zero {
assertNothingHappens(c, u)
c.Assert(u.Stop(), IsNil)
return
}
ug := waitDeath(c, u)
tools := uploaded[test.upgrade]
c.Check(ug.NewTools, DeepEquals, tools)
c.Check(ug.OldTools.Binary, Equals, version.Current)
c.Check(ug.DataDir, Equals, s.DataDir())
c.Check(ug.AgentName, Equals, "testagent")
// Check that the upgraded version was really downloaded.
path := agent.SharedToolsDir(s.DataDir(), tools.Binary)
data, err := ioutil.ReadFile(filepath.Join(path, "jujud"))
c.Check(err, IsNil)
c.Check(string(data), Equals, "jujud contents "+tools.Binary.String())
}()
}
}
func (fix *SimpleToolsFixture) SetUp(c *C, dataDir string) {
fix.dataDir = dataDir
fix.initDir = c.MkDir()
fix.logDir = c.MkDir()
fix.syslogConfigDir = c.MkDir()
toolsDir := agent.SharedToolsDir(fix.dataDir, version.Current)
err := os.MkdirAll(toolsDir, 0755)
c.Assert(err, IsNil)
jujudPath := filepath.Join(toolsDir, "jujud")
err = ioutil.WriteFile(jujudPath, []byte(fakeJujud), 0755)
c.Assert(err, IsNil)
urlPath := filepath.Join(toolsDir, "downloaded-url.txt")
err = ioutil.WriteFile(urlPath, []byte("http://testing.invalid/tools"), 0644)
c.Assert(err, IsNil)
fix.binDir = c.MkDir()
fix.origPath = os.Getenv("PATH")
os.Setenv("PATH", fix.binDir+":"+fix.origPath)
fix.makeBin(c, "status", `echo "blah stop/waiting"`)
fix.makeBin(c, "stopped-status", `echo "blah stop/waiting"`)
fix.makeBin(c, "started-status", `echo "blah start/running, process 666"`)
fix.makeBin(c, "start", "cp $(which started-status) $(which status)")
fix.makeBin(c, "stop", "cp $(which stopped-status) $(which status)")
}
func (cfg *MachineConfig) jujuTools() string {
return agent.SharedToolsDir(cfg.DataDir, cfg.Tools.Binary)
}
func (t *ToolsSuite) TestSharedToolsDir(c *C) {
dir := agent.SharedToolsDir("/var/lib/juju", version.MustParseBinary("1.2.3-precise-amd64"))
c.Assert(dir, Equals, "/var/lib/juju/tools/1.2.3-precise-amd64")
}