func (c *restoreCommand) Run(ctx *cmd.Context) error {
if c.showDescription {
fmt.Fprintf(ctx.Stdout, "%s\n", c.Info().Purpose)
return nil
}
if err := c.Log.Start(ctx); err != nil {
return err
}
agentConf, err := extractConfig(c.backupFile)
if err != nil {
return errors.Annotate(err, "cannot extract configuration from backup file")
}
progress("extracted credentials from backup file")
store, err := configstore.Default()
if err != nil {
return err
}
cfg, err := c.Config(store)
if err != nil {
return err
}
env, err := rebootstrap(cfg, ctx, c.Constraints)
if err != nil {
return errors.Annotate(err, "cannot re-bootstrap environment")
}
progress("connecting to newly bootstrapped instance")
var apiState *api.State
// The state server backend may not be ready to accept logins so we retry.
// We'll do up to 8 retries over 2 minutes to give the server time to come up.
// Typically we expect only 1 retry will be needed.
attempt := utils.AttemptStrategy{Delay: 15 * time.Second, Min: 8}
for a := attempt.Start(); a.Next(); {
apiState, err = juju.NewAPIState(env, api.DefaultDialOpts())
if err == nil || errors.Cause(err).Error() != "EOF" {
break
}
progress("bootstrapped instance not ready - attempting to redial")
}
if err != nil {
return errors.Annotate(err, "cannot connect to bootstrap instance")
}
progress("restoring bootstrap machine")
machine0Addr, err := restoreBootstrapMachine(apiState, c.backupFile, agentConf)
if err != nil {
return errors.Annotate(err, "cannot restore bootstrap machine")
}
progress("restored bootstrap machine")
apiState, err = juju.NewAPIState(env, api.DefaultDialOpts())
progress("opening state")
if err != nil {
return errors.Annotate(err, "cannot connect to api server")
}
progress("updating all machines")
if err := updateAllMachines(apiState, machine0Addr); err != nil {
return errors.Annotate(err, "cannot update machines")
}
return nil
}
func (cs *NewAPIStateSuite) TestNewAPIState(c *gc.C) {
cfg, err := config.New(config.NoDefaults, dummy.SampleConfig())
c.Assert(err, jc.ErrorIsNil)
ctx := envtesting.BootstrapContext(c)
env, err := environs.Prepare(cfg, ctx, configstore.NewMem())
c.Assert(err, jc.ErrorIsNil)
storageDir := c.MkDir()
cs.PatchValue(&envtools.DefaultBaseURL, storageDir)
stor, err := filestorage.NewFileStorageWriter(storageDir)
c.Assert(err, jc.ErrorIsNil)
envtesting.UploadFakeTools(c, stor, "released", "released")
err = bootstrap.Bootstrap(ctx, env, bootstrap.BootstrapParams{})
c.Assert(err, jc.ErrorIsNil)
cfg = env.Config()
cfg, err = cfg.Apply(map[string]interface{}{
"secret": "fnord",
})
c.Assert(err, jc.ErrorIsNil)
err = env.SetConfig(cfg)
c.Assert(err, jc.ErrorIsNil)
st, err := juju.NewAPIState(dummy.AdminUserTag(), env, api.DialOpts{})
c.Assert(st, gc.NotNil)
// the secrets will not be updated, as they already exist
attrs, err := st.Client().EnvironmentGet()
c.Assert(attrs["secret"], gc.Equals, "pork")
c.Assert(st.Close(), gc.IsNil)
}
func (s *cmdControllerSuite) TestSystemKillCallsEnvironDestroyOnHostedEnviron(c *gc.C) {
st := s.Factory.MakeEnvironment(c, &factory.EnvParams{
Name: "foo",
})
defer st.Close()
st.SwitchBlockOn(state.DestroyBlock, "TestBlockDestroyEnvironment")
st.Close()
opc := make(chan dummy.Operation, 200)
dummy.Listen(opc)
conn, err := juju.NewAPIState(s.AdminUserTag(c), s.Environ, api.DialOpts{})
c.Assert(err, jc.ErrorIsNil)
s.AddCleanup(func(*gc.C) { conn.Close() })
client := undertakerapi.NewClient(conn)
startTime := time.Date(2015, time.September, 1, 17, 2, 1, 0, time.UTC)
mClock := testing.NewClock(startTime)
undertaker.NewUndertaker(client, mClock)
store, err := configstore.Default()
_, err = store.ReadInfo("dummyenv")
c.Assert(err, jc.ErrorIsNil)
s.run(c, "kill-controller", "dummyenv", "-y")
// Ensure that Destroy was called on the hosted environment ...
opRecvTimeout(c, st, opc, dummy.OpDestroy{})
// ... and that the configstore was removed.
_, err = store.ReadInfo("dummyenv")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (*NewAPIStateSuite) TestNewAPIState(c *gc.C) {
cfg, err := config.New(config.NoDefaults, dummy.SampleConfig())
c.Assert(err, gc.IsNil)
ctx := coretesting.Context(c)
env, err := environs.Prepare(cfg, ctx, configstore.NewMem())
c.Assert(err, gc.IsNil)
envtesting.UploadFakeTools(c, env.Storage())
err = bootstrap.Bootstrap(ctx, env, environs.BootstrapParams{})
c.Assert(err, gc.IsNil)
cfg = env.Config()
cfg, err = cfg.Apply(map[string]interface{}{
"secret": "fnord",
})
c.Assert(err, gc.IsNil)
err = env.SetConfig(cfg)
c.Assert(err, gc.IsNil)
st, err := juju.NewAPIState(env, api.DialOpts{})
c.Assert(st, gc.NotNil)
// the secrets will not be updated, as they already exist
attrs, err := st.Client().EnvironmentGet()
c.Assert(attrs["secret"], gc.Equals, "pork")
c.Assert(st.Close(), gc.IsNil)
}
func (s *JujuConnSuite) setUpConn(c *gc.C) {
if s.RootDir != "" {
panic("JujuConnSuite.setUpConn without teardown")
}
s.RootDir = c.MkDir()
s.oldHome = utils.Home()
home := filepath.Join(s.RootDir, "/home/ubuntu")
err := os.MkdirAll(home, 0777)
c.Assert(err, gc.IsNil)
utils.SetHome(home)
s.oldJujuHome = osenv.SetJujuHome(filepath.Join(home, ".juju"))
err = os.Mkdir(osenv.JujuHome(), 0777)
c.Assert(err, gc.IsNil)
err = os.MkdirAll(s.DataDir(), 0777)
c.Assert(err, gc.IsNil)
s.PatchEnvironment(osenv.JujuEnvEnvKey, "")
// TODO(rog) remove these files and add them only when
// the tests specifically need them (in cmd/juju for example)
s.writeSampleConfig(c, osenv.JujuHomePath("environments.yaml"))
err = ioutil.WriteFile(osenv.JujuHomePath("dummyenv-cert.pem"), []byte(testing.CACert), 0666)
c.Assert(err, gc.IsNil)
err = ioutil.WriteFile(osenv.JujuHomePath("dummyenv-private-key.pem"), []byte(testing.CAKey), 0600)
c.Assert(err, gc.IsNil)
store, err := configstore.Default()
c.Assert(err, gc.IsNil)
s.ConfigStore = store
ctx := testing.Context(c)
environ, err := environs.PrepareFromName("dummyenv", ctx, s.ConfigStore)
c.Assert(err, gc.IsNil)
// sanity check we've got the correct environment.
c.Assert(environ.Config().Name(), gc.Equals, "dummyenv")
s.PatchValue(&dummy.DataDir, s.DataDir())
s.LogDir = c.MkDir()
s.PatchValue(&dummy.LogDir, s.LogDir)
versions := PreferredDefaultVersions(environ.Config(), version.Binary{Number: version.Current.Number, Series: "precise", Arch: "amd64"})
versions = append(versions, version.Current)
// Upload tools for both preferred and fake default series
envtesting.MustUploadFakeToolsVersions(environ.Storage(), versions...)
err = bootstrap.Bootstrap(ctx, environ, bootstrap.BootstrapParams{})
c.Assert(err, gc.IsNil)
s.BackingState = environ.(GetStater).GetStateInAPIServer()
s.State, err = newState(environ, s.BackingState.MongoConnectionInfo())
c.Assert(err, gc.IsNil)
s.APIState, err = juju.NewAPIState(environ, api.DialOpts{})
c.Assert(err, gc.IsNil)
s.Environ = environ
}
func (s *cmdControllerSuite) createEnv(c *gc.C, envname string, isServer bool) {
conn, err := juju.NewAPIState(s.AdminUserTag(c), s.Environ, api.DialOpts{})
c.Assert(err, jc.ErrorIsNil)
s.AddCleanup(func(*gc.C) { conn.Close() })
envManager := environmentmanager.NewClient(conn)
_, err = envManager.CreateEnvironment(s.AdminUserTag(c).Id(), nil, map[string]interface{}{
"name": envname,
"authorized-keys": "ssh-key",
"state-server": isServer,
})
c.Assert(err, jc.ErrorIsNil)
}
func (t *LiveTests) TestCheckEnvironmentOnConnect(c *gc.C) {
// When new connection is established to a bootstraped environment,
// it is checked that we are running against a juju-core environment.
if !t.CanOpenState {
c.Skip("CanOpenState is false; cannot open state connection")
}
t.BootstrapOnce(c)
apiState, err := juju.NewAPIState(t.Env, api.DefaultDialOpts())
c.Assert(err, gc.IsNil)
apiState.Close()
}
func (s *blockSuite) SetUpTest(c *gc.C) {
s.JujuConnSuite.SetUpTest(c)
conn, err := juju.NewAPIState(s.AdminUserTag(c), s.Environ, api.DialOpts{})
c.Assert(err, jc.ErrorIsNil)
s.AddCleanup(func(*gc.C) { conn.Close() })
s.ctx = &mockContext{
agentConfig: &mockAgentConfig{dataDir: s.DataDir()},
apiState: conn,
state: s.State,
}
s.blockClient = block.NewClient(conn)
}
func (s *modelmanagerSuite) OpenAPI(c *gc.C) *modelmanager.Client {
conn, err := juju.NewAPIState(s.AdminUserTag(c), s.Environ, api.DialOpts{})
c.Assert(err, jc.ErrorIsNil)
s.AddCleanup(func(*gc.C) { conn.Close() })
return modelmanager.NewClient(conn)
}
func (c *restoreCommand) Run(ctx *cmd.Context) error {
if c.showDescription {
fmt.Fprintf(ctx.Stdout, "%s\n", c.Info().Purpose)
return nil
}
if err := c.Log.Start(ctx); err != nil {
return err
}
agentConf, err := extractConfig(c.backupFile)
if err != nil {
return errors.Annotate(err, "cannot extract configuration from backup file")
}
progress("extracted credentials from backup file")
store, err := configstore.Default()
if err != nil {
return err
}
cfg, err := c.Config(store, nil)
if err != nil {
return err
}
env, err := rebootstrap(cfg, ctx, c.Constraints)
if err != nil {
return errors.Annotate(err, "cannot re-bootstrap environment")
}
progress("connecting to newly bootstrapped instance")
var apiState api.Connection
// The state server backend may not be ready to accept logins so we retry.
// We'll do up to 8 retries over 2 minutes to give the server time to come up.
// Typically we expect only 1 retry will be needed.
attempt := utils.AttemptStrategy{Delay: 15 * time.Second, Min: 8}
// While specifying the admin user will work for now, as soon as we allow
// the users to have a different initial user name, or they have changed
// the password for the admin user, this will fail.
owner := names.NewUserTag("admin")
for a := attempt.Start(); a.Next(); {
apiState, err = juju.NewAPIState(owner, env, api.DefaultDialOpts())
if err == nil || errors.Cause(err).Error() != "EOF" {
break
}
progress("bootstrapped instance not ready - attempting to redial")
}
if err != nil {
return errors.Annotate(err, "cannot connect to bootstrap instance")
}
progress("restoring bootstrap machine")
machine0Addr, err := restoreBootstrapMachine(apiState, c.backupFile, agentConf)
if err != nil {
return errors.Annotate(err, "cannot restore bootstrap machine")
}
progress("restored bootstrap machine")
apiState, err = juju.NewAPIState(owner, env, api.DefaultDialOpts())
progress("opening state")
if err != nil {
return errors.Annotate(err, "cannot connect to api server")
}
progress("updating all machines")
results, err := updateAllMachines(apiState, machine0Addr)
if err != nil {
return errors.Annotate(err, "cannot update machines")
}
var message string
for _, result := range results {
if result.err != nil {
message = fmt.Sprintf("Update of machine %q failed: %v", result.machineName, result.err)
} else {
message = fmt.Sprintf("Succesful update of machine %q", result.machineName)
}
progress(message)
}
return nil
}
func (s *JujuConnSuite) setUpConn(c *gc.C) {
if s.RootDir != "" {
panic("JujuConnSuite.setUpConn without teardown")
}
s.RootDir = c.MkDir()
s.oldHome = utils.Home()
home := filepath.Join(s.RootDir, "/home/ubuntu")
err := os.MkdirAll(home, 0777)
c.Assert(err, jc.ErrorIsNil)
utils.SetHome(home)
s.oldJujuHome = osenv.SetJujuHome(filepath.Join(home, ".juju"))
err = os.Mkdir(osenv.JujuHome(), 0777)
c.Assert(err, jc.ErrorIsNil)
err = os.MkdirAll(s.DataDir(), 0777)
c.Assert(err, jc.ErrorIsNil)
s.PatchEnvironment(osenv.JujuEnvEnvKey, "")
// TODO(rog) remove these files and add them only when
// the tests specifically need them (in cmd/juju for example)
s.writeSampleConfig(c, osenv.JujuHomePath("environments.yaml"))
err = ioutil.WriteFile(osenv.JujuHomePath("dummyenv-cert.pem"), []byte(testing.CACert), 0666)
c.Assert(err, jc.ErrorIsNil)
err = ioutil.WriteFile(osenv.JujuHomePath("dummyenv-private-key.pem"), []byte(testing.CAKey), 0600)
c.Assert(err, jc.ErrorIsNil)
store, err := configstore.Default()
c.Assert(err, jc.ErrorIsNil)
s.ConfigStore = store
ctx := testing.Context(c)
environ, err := environs.PrepareFromName("dummyenv", envcmd.BootstrapContext(ctx), s.ConfigStore)
c.Assert(err, jc.ErrorIsNil)
// sanity check we've got the correct environment.
c.Assert(environ.Config().Name(), gc.Equals, "dummyenv")
s.PatchValue(&dummy.DataDir, s.DataDir())
s.LogDir = c.MkDir()
s.PatchValue(&dummy.LogDir, s.LogDir)
versions := PreferredDefaultVersions(environ.Config(), version.Binary{Number: version.Current.Number, Series: "precise", Arch: "amd64"})
versions = append(versions, version.Current)
// Upload tools for both preferred and fake default series
s.DefaultToolsStorageDir = c.MkDir()
s.PatchValue(&tools.DefaultBaseURL, s.DefaultToolsStorageDir)
stor, err := filestorage.NewFileStorageWriter(s.DefaultToolsStorageDir)
c.Assert(err, jc.ErrorIsNil)
// Upload tools to both release and devel streams since config will dictate that we
// end up looking in both places.
envtesting.AssertUploadFakeToolsVersions(c, stor, "released", "released", versions...)
envtesting.AssertUploadFakeToolsVersions(c, stor, "devel", "devel", versions...)
s.DefaultToolsStorage = stor
err = bootstrap.Bootstrap(envcmd.BootstrapContext(ctx), environ, bootstrap.BootstrapParams{})
c.Assert(err, jc.ErrorIsNil)
s.BackingState = environ.(GetStater).GetStateInAPIServer()
s.State, err = newState(environ, s.BackingState.MongoConnectionInfo())
c.Assert(err, jc.ErrorIsNil)
s.APIState, err = juju.NewAPIState(s.AdminUserTag(c), environ, api.DialOpts{})
c.Assert(err, jc.ErrorIsNil)
err = s.State.SetAPIHostPorts(s.APIState.APIHostPorts())
c.Assert(err, jc.ErrorIsNil)
// Make sure the config store has the api endpoint address set
info, err := s.ConfigStore.ReadInfo("dummyenv")
c.Assert(err, jc.ErrorIsNil)
endpoint := info.APIEndpoint()
endpoint.Addresses = []string{s.APIState.APIHostPorts()[0][0].String()}
info.SetAPIEndpoint(endpoint)
err = info.Write()
c.Assert(err, jc.ErrorIsNil)
// Make sure the jenv file has the local host ports.
c.Logf("jenv host ports: %#v", s.APIState.APIHostPorts())
s.Environ = environ
// Insert expected values...
servingInfo := state.StateServingInfo{
PrivateKey: testing.ServerKey,
Cert: testing.ServerCert,
CAPrivateKey: testing.CAKey,
SharedSecret: "really, really secret",
APIPort: 4321,
StatePort: 1234,
}
s.State.SetStateServingInfo(servingInfo)
}
func (t *LiveTests) TestBootstrapAndDeploy(c *gc.C) {
if !t.CanOpenState || !t.HasProvisioner {
c.Skip(fmt.Sprintf("skipping provisioner test, CanOpenState: %v, HasProvisioner: %v", t.CanOpenState, t.HasProvisioner))
}
t.BootstrapOnce(c)
// TODO(niemeyer): Stop growing this kitchen sink test and split it into proper parts.
c.Logf("opening state")
st := t.Env.(testing.GetStater).GetStateInAPIServer()
c.Logf("opening API connection")
apiState, err := juju.NewAPIState(t.Env, api.DefaultDialOpts())
c.Assert(err, gc.IsNil)
defer apiState.Close()
// Check that the agent version has made it through the
// bootstrap process (it's optional in the config.Config)
cfg, err := st.EnvironConfig()
c.Assert(err, gc.IsNil)
agentVersion, ok := cfg.AgentVersion()
c.Check(ok, gc.Equals, true)
c.Check(agentVersion, gc.Equals, version.Current.Number)
// Check that the constraints have been set in the environment.
cons, err := st.EnvironConstraints()
c.Assert(err, gc.IsNil)
c.Assert(cons.String(), gc.Equals, "mem=2048M")
// Wait for machine agent to come up on the bootstrap
// machine and find the deployed series from that.
m0, err := st.Machine("0")
c.Assert(err, gc.IsNil)
instId0, err := m0.InstanceId()
c.Assert(err, gc.IsNil)
// Check that the API connection is working.
status, err := apiState.Client().Status(nil)
c.Assert(err, gc.IsNil)
c.Assert(status.Machines["0"].InstanceId, gc.Equals, string(instId0))
mw0 := newMachineToolWaiter(m0)
defer mw0.Stop()
// If the series has not been specified, we expect the most recent Ubuntu LTS release to be used.
expectedVersion := version.Current
expectedVersion.Series = config.LatestLtsSeries()
mtools0 := waitAgentTools(c, mw0, expectedVersion)
// Create a new service and deploy a unit of it.
c.Logf("deploying service")
repoDir := c.MkDir()
url := charmtesting.Charms.ClonedURL(repoDir, mtools0.Version.Series, "dummy")
sch, err := testing.PutCharm(st, url, &charm.LocalRepository{Path: repoDir}, false)
c.Assert(err, gc.IsNil)
svc, err := st.AddService("dummy", "user-admin", sch, nil)
c.Assert(err, gc.IsNil)
units, err := juju.AddUnits(st, svc, 1, "")
c.Assert(err, gc.IsNil)
unit := units[0]
// Wait for the unit's machine and associated agent to come up
// and announce itself.
mid1, err := unit.AssignedMachineId()
c.Assert(err, gc.IsNil)
m1, err := st.Machine(mid1)
c.Assert(err, gc.IsNil)
mw1 := newMachineToolWaiter(m1)
defer mw1.Stop()
waitAgentTools(c, mw1, mtools0.Version)
err = m1.Refresh()
c.Assert(err, gc.IsNil)
instId1, err := m1.InstanceId()
c.Assert(err, gc.IsNil)
uw := newUnitToolWaiter(unit)
defer uw.Stop()
utools := waitAgentTools(c, uw, expectedVersion)
// Check that we can upgrade the environment.
newVersion := utools.Version
newVersion.Patch++
t.checkUpgrade(c, st, newVersion, mw0, mw1, uw)
// BUG(niemeyer): Logic below is very much wrong. Must be:
//
// 1. EnsureDying on the unit and EnsureDying on the machine
// 2. Unit dies by itself
// 3. Machine removes dead unit
// 4. Machine dies by itself
// 5. Provisioner removes dead machine
//
// Now remove the unit and its assigned machine and
// check that the PA removes it.
c.Logf("removing unit")
err = unit.Destroy()
c.Assert(err, gc.IsNil)
// Wait until unit is dead
uwatch := unit.Watch()
defer uwatch.Stop()
for unit.Life() != state.Dead {
c.Logf("waiting for unit change")
<-uwatch.Changes()
err := unit.Refresh()
c.Logf("refreshed; err %v", err)
if errors.IsNotFound(err) {
c.Logf("unit has been removed")
break
}
c.Assert(err, gc.IsNil)
}
for {
c.Logf("destroying machine")
err := m1.Destroy()
if err == nil {
break
}
c.Assert(err, gc.FitsTypeOf, &state.HasAssignedUnitsError{})
time.Sleep(5 * time.Second)
err = m1.Refresh()
if errors.IsNotFound(err) {
break
}
c.Assert(err, gc.IsNil)
}
c.Logf("waiting for instance to be removed")
t.assertStopInstance(c, t.Env, instId1)
}
func (c *restoreCommand) Run(ctx *cmd.Context) error {
if c.showDescription {
fmt.Fprintf(ctx.Stdout, "%s\n", c.Info().Purpose)
return nil
}
if err := c.Log.Start(ctx); err != nil {
return err
}
agentConf, err := extractConfig(c.backupFile)
if err != nil {
return fmt.Errorf("cannot extract configuration from backup file: %v", err)
}
progress("extracted credentials from backup file")
store, err := configstore.Default()
if err != nil {
return err
}
cfg, err := c.Config(store)
if err != nil {
return err
}
env, err := rebootstrap(cfg, ctx, c.Constraints)
if err != nil {
return fmt.Errorf("cannot re-bootstrap environment: %v", err)
}
progress("connecting to newly bootstrapped instance")
var apiState *api.State
// The state server backend may not be ready to accept logins so we retry.
// We'll do up to 8 retries over 2 minutes to give the server time to come up.
// Typically we expect only 1 retry will be needed.
attempt := utils.AttemptStrategy{Delay: 15 * time.Second, Min: 8}
for a := attempt.Start(); a.Next(); {
apiState, err = juju.NewAPIState(env, api.DefaultDialOpts())
if err == nil || errors.Cause(err).Error() != "EOF" {
break
}
progress("bootstrapped instance not ready - attempting to redial")
}
if err != nil {
return fmt.Errorf("cannot connect to bootstrap instance: %v", err)
}
progress("restoring bootstrap machine")
machine0Addr, err := restoreBootstrapMachine(apiState, c.backupFile, agentConf)
if err != nil {
return fmt.Errorf("cannot restore bootstrap machine: %v", err)
}
progress("restored bootstrap machine")
// Construct our own state info rather than using juju.NewConn so
// that we can avoid storage eventual-consistency issues
// (and it's faster too).
caCert, ok := cfg.CACert()
if !ok {
return fmt.Errorf("configuration has no CA certificate")
}
// TODO(dfc) agenConf.Credentials should supply a Tag
tag, err := names.ParseTag(agentConf.Credentials.Tag)
if err != nil {
return err
}
progress("opening state")
// We need to retry here to allow mongo to come up on the restored state server.
// The connection might succeed due to the mongo dial retries but there may still
// be a problem issuing database commands.
var st *state.State
for a := attempt.Start(); a.Next(); {
st, err = state.Open(&authentication.MongoInfo{
Info: mongo.Info{
Addrs: []string{fmt.Sprintf("%s:%d", machine0Addr, cfg.StatePort())},
CACert: caCert,
},
Tag: tag,
Password: agentConf.Credentials.Password,
}, mongo.DefaultDialOpts(), environs.NewStatePolicy())
if err == nil {
break
}
progress("state server not ready - attempting to re-connect")
}
if err != nil {
return fmt.Errorf("cannot open state: %v", err)
}
progress("updating all machines")
if err := updateAllMachines(st, machine0Addr); err != nil {
return fmt.Errorf("cannot update machines: %v", err)
}
return nil
}
