Exemplo n.º 1
0
func (c *DestroyEnvironmentCommand) Run(ctx *cmd.Context) (result error) {
	store, err := configstore.Default()
	if err != nil {
		return fmt.Errorf("cannot open environment info storage: %v", err)
	}
	environ, err := environs.NewFromName(c.envName, store)
	if err != nil {
		if environs.IsEmptyConfig(err) {
			// Delete the .jenv file and call it done.
			ctx.Infof("removing empty environment file")
			return environs.DestroyInfo(c.envName, store)
		}
		return err
	}
	if !c.assumeYes {
		fmt.Fprintf(ctx.Stdout, destroyEnvMsg, environ.Name(), environ.Config().Type())

		scanner := bufio.NewScanner(ctx.Stdin)
		scanner.Scan()
		err := scanner.Err()
		if err != nil && err != io.EOF {
			return fmt.Errorf("Environment destruction aborted: %s", err)
		}
		answer := strings.ToLower(scanner.Text())
		if answer != "y" && answer != "yes" {
			return errors.New("environment destruction aborted")
		}
	}
	// If --force is supplied, then don't attempt to use the API.
	// This is necessary to destroy broken environments, where the
	// API server is inaccessible or faulty.
	if !c.force {
		defer func() {
			if result == nil {
				return
			}
			logger.Errorf(`failed to destroy environment %q
        
If the environment is unusable, then you may run

    juju destroy-environment --force

to forcefully destroy the environment. Upon doing so, review
your environment provider console for any resources that need
to be cleaned up.

`, c.envName)
		}()
		apiclient, err := juju.NewAPIClientFromName(c.envName)
		if err != nil {
			return fmt.Errorf("cannot connect to API: %v", err)
		}
		defer apiclient.Close()
		err = apiclient.DestroyEnvironment()
		if err != nil && !params.IsCodeNotImplemented(err) {
			return fmt.Errorf("destroying environment: %v", err)
		}
	}
	return environs.Destroy(environ, store)
}
Exemplo n.º 2
0
Arquivo: api.go Projeto: jkary/core
// APIEndpointForEnv returns the endpoint information for a given environment
// It tries to just return the information from the cached settings unless
// there is nothing cached or refresh is True
func APIEndpointForEnv(envName string, refresh bool) (configstore.APIEndpoint, error) {
	store, err := configstore.Default()
	if err != nil {
		return configstore.APIEndpoint{}, err
	}
	return apiEndpointInStore(envName, refresh, store, defaultAPIOpen)
}
Exemplo n.º 3
0
func GenerateUserJenv(envName, user, password, outPath string) (err error) {
	store, err := configstore.Default()
	if err != nil {
		return
	}
	storeInfo, err := store.ReadInfo(envName)
	if err != nil {
		return
	}
	outputInfo := configstore.EnvironInfoData{}
	outputInfo.User = user
	outputInfo.Password = password
	outputInfo.StateServers = storeInfo.APIEndpoint().Addresses
	outputInfo.CACert = storeInfo.APIEndpoint().CACert
	yaml, err := cmd.FormatYaml(outputInfo)
	if err != nil {
		return
	}

	outFile, err := os.Create(outPath)
	if err != nil {
		return
	}
	defer outFile.Close()
	_, err = outFile.Write(yaml)
	if err != nil {
		return
	}
	return
}
Exemplo n.º 4
0
Arquivo: conn.go Projeto: jkary/core
// NewConnFromName returns a Conn pointing at the environName environment, or the
// default environment if not specified.
func NewConnFromName(environName string) (*Conn, error) {
	store, err := configstore.Default()
	if err != nil {
		return nil, err
	}
	environ, err := environs.NewFromName(environName, store)
	if err != nil {
		return nil, err
	}
	return NewConn(environ)
}
Exemplo n.º 5
0
Arquivo: api.go Projeto: jkary/core
func newAPIClient(envName string) (*api.State, error) {
	store, err := configstore.Default()
	if err != nil {
		return nil, err
	}
	st, err := newAPIFromStore(envName, store, defaultAPIOpen)
	if err != nil {
		return nil, err
	}
	return st.(*api.State), nil
}
Exemplo n.º 6
0
// resetJujuHome restores an new, clean Juju home environment without tools.
func resetJujuHome(c *gc.C) environs.Environ {
	jenvDir := coretesting.HomePath(".juju", "environments")
	err := os.RemoveAll(jenvDir)
	c.Assert(err, gc.IsNil)
	coretesting.WriteEnvironments(c, envConfig)
	dummy.Reset()
	store, err := configstore.Default()
	c.Assert(err, gc.IsNil)
	env, err := environs.PrepareFromName("peckham", nullContext(c), store)
	c.Assert(err, gc.IsNil)
	envtesting.RemoveAllTools(c, env)
	return env
}
Exemplo n.º 7
0
func (s *syncToolsSuite) SetUpTest(c *gc.C) {
	s.FakeJujuHomeSuite.SetUpTest(c)

	// Create a target environments.yaml and make sure its environment is empty.
	coretesting.WriteEnvironments(c, `
environments:
    test-target:
        type: dummy
        state-server: false
        authorized-keys: "not-really-one"
`)
	var err error
	s.configStore, err = configstore.Default()
	c.Assert(err, gc.IsNil)
	s.origSyncTools = syncTools
}
Exemplo n.º 8
0
func (s *APIEndpointForEnvSuite) TestAPIEndpointNotCached(c *gc.C) {
	coretesting.WriteEnvironments(c, coretesting.MultipleEnvConfig)
	store, err := configstore.Default()
	c.Assert(err, gc.IsNil)
	ctx := coretesting.Context(c)
	env, err := environs.PrepareFromName("erewhemos", ctx, store)
	c.Assert(err, gc.IsNil)
	defer dummy.Reset()
	envtesting.UploadFakeTools(c, env.Storage())
	err = bootstrap.Bootstrap(ctx, env, environs.BootstrapParams{})
	c.Assert(err, gc.IsNil)

	// Note: if we get Bootstrap to start caching the API endpoint
	// immediately, we'll still want to have this test for compatibility.
	// We can just write blank info instead of reading and checking it is empty.
	savedInfo, err := store.ReadInfo("erewhemos")
	c.Assert(err, gc.IsNil)
	// Ensure that the data isn't cached
	c.Check(savedInfo.APIEndpoint().Addresses, gc.HasLen, 0)

	called := 0
	expectState := &mockAPIState{
		apiHostPorts: [][]instance.HostPort{
			instance.AddressesWithPort([]instance.Address{instance.NewAddress("0.1.2.3", instance.NetworkUnknown)}, 1234),
		},
	}
	apiOpen := func(apiInfo *api.Info, opts api.DialOpts) (juju.APIState, error) {
		c.Check(apiInfo.Tag, gc.Equals, "user-admin")
		c.Check(string(apiInfo.CACert), gc.Equals, coretesting.CACert)
		c.Check(apiInfo.Password, gc.Equals, coretesting.DefaultMongoPassword)
		c.Check(opts, gc.DeepEquals, api.DefaultDialOpts())
		called++
		return expectState, nil
	}
	endpoint, err := juju.APIEndpointInStore("erewhemos", false, store, apiOpen)
	c.Assert(err, gc.IsNil)
	c.Assert(called, gc.Equals, 1)
	c.Check(endpoint.Addresses, gc.DeepEquals, []string{"0.1.2.3:1234"})
}
Exemplo n.º 9
0
func (s *BootstrapSuite) TestBootstrapJenvWarning(c *gc.C) {
	env := resetJujuHome(c)
	defaultSeriesVersion := version.Current
	defaultSeriesVersion.Series = config.PreferredSeries(env.Config())
	// Force a dev version by having an odd minor version number.
	// This is because we have not uploaded any tools and auto
	// upload is only enabled for dev versions.
	defaultSeriesVersion.Minor = 11
	s.PatchValue(&version.Current, defaultSeriesVersion)

	store, err := configstore.Default()
	c.Assert(err, gc.IsNil)
	ctx := coretesting.Context(c)
	environs.PrepareFromName("peckham", ctx, store)

	logger := "jenv.warning.test"
	testWriter := &loggo.TestWriter{}
	loggo.RegisterWriter(logger, testWriter, loggo.WARNING)
	defer loggo.RemoveWriter(logger)

	_, errc := runCommand(ctx, envcmd.Wrap(new(BootstrapCommand)), "-e", "peckham")
	c.Assert(<-errc, gc.IsNil)
	c.Assert(testWriter.Log, jc.LogMatches, []string{"ignoring environments.yaml: using bootstrap config in .*"})
}
Exemplo n.º 10
0
func (c *ValidateImageMetadataCommand) Run(context *cmd.Context) error {
	var params *simplestreams.MetadataLookupParams

	if c.providerType == "" {
		store, err := configstore.Default()
		if err != nil {
			return err
		}
		environ, err := environs.PrepareFromName(c.EnvName, context, store)
		if err != nil {
			return err
		}
		mdLookup, ok := environ.(simplestreams.MetadataValidator)
		if !ok {
			return fmt.Errorf("%s provider does not support image metadata validation", environ.Config().Type())
		}
		params, err = mdLookup.MetadataLookupParams(c.region)
		if err != nil {
			return err
		}
		oes := &overrideEnvStream{environ, c.stream}
		params.Sources, err = imagemetadata.GetMetadataSources(oes)
		if err != nil {
			return err
		}
	} else {
		prov, err := environs.Provider(c.providerType)
		if err != nil {
			return err
		}
		mdLookup, ok := prov.(simplestreams.MetadataValidator)
		if !ok {
			return fmt.Errorf("%s provider does not support image metadata validation", c.providerType)
		}
		params, err = mdLookup.MetadataLookupParams(c.region)
		if err != nil {
			return err
		}
	}

	if c.series != "" {
		params.Series = c.series
	}
	if c.region != "" {
		params.Region = c.region
	}
	if c.endpoint != "" {
		params.Endpoint = c.endpoint
	}
	if c.metadataDir != "" {
		dir := filepath.Join(c.metadataDir, "images")
		if _, err := os.Stat(dir); err != nil {
			return err
		}
		params.Sources = []simplestreams.DataSource{
			simplestreams.NewURLDataSource(
				"local metadata directory", "file://"+dir, utils.VerifySSLHostnames),
		}
	}
	params.Stream = c.stream

	image_ids, resolveInfo, err := imagemetadata.ValidateImageMetadata(params)
	if err != nil {
		if resolveInfo != nil {
			metadata := map[string]interface{}{
				"Resolve Metadata": *resolveInfo,
			}
			if metadataYaml, yamlErr := cmd.FormatYaml(metadata); yamlErr == nil {
				err = fmt.Errorf("%v\n%v", err, string(metadataYaml))
			}
		}
		return err
	}
	if len(image_ids) > 0 {
		metadata := map[string]interface{}{
			"ImageIds":         image_ids,
			"Region":           params.Region,
			"Resolve Metadata": *resolveInfo,
		}
		c.out.Write(context, metadata)
	} else {
		var sources []string
		for _, s := range params.Sources {
			url, err := s.URL("")
			if err == nil {
				sources = append(sources, fmt.Sprintf("- %s (%s)", s.Description(), url))
			}
		}
		return fmt.Errorf(
			"no matching image ids for region %s using sources:\n%s",
			params.Region, strings.Join(sources, "\n"))
	}
	return nil
}
Exemplo n.º 11
0
func defaultConfigStore(c *gc.C) configstore.Storage {
	store, err := configstore.Default()
	c.Assert(err, gc.IsNil)
	return store
}
Exemplo n.º 12
0
// setParams sets parameters based on the environment configuration
// for those which have not been explicitly specified.
func (c *ImageMetadataCommand) setParams(context *cmd.Context) error {
	c.privateStorage = "<private storage name>"
	var environ environs.Environ
	if store, err := configstore.Default(); err == nil {
		if environ, err = environs.PrepareFromName(c.EnvName, context, store); err == nil {
			logger.Infof("creating image metadata for environment %q", environ.Name())
			// If the user has not specified region and endpoint, try and get it from the environment.
			if c.Region == "" || c.Endpoint == "" {
				var cloudSpec simplestreams.CloudSpec
				if inst, ok := environ.(simplestreams.HasRegion); ok {
					if cloudSpec, err = inst.Region(); err != nil {
						return err
					}
				} else {
					return fmt.Errorf("environment %q cannot provide region and endpoint", environ.Name())
				}
				// If only one of region or endpoint is provided, that is a problem.
				if cloudSpec.Region != cloudSpec.Endpoint && (cloudSpec.Region == "" || cloudSpec.Endpoint == "") {
					return fmt.Errorf("cannot generate metadata without a complete cloud configuration")
				}
				if c.Region == "" {
					c.Region = cloudSpec.Region
				}
				if c.Endpoint == "" {
					c.Endpoint = cloudSpec.Endpoint
				}
			}
			cfg := environ.Config()
			if c.Series == "" {
				c.Series = config.PreferredSeries(cfg)
			}
			if v, ok := cfg.AllAttrs()["control-bucket"]; ok {
				c.privateStorage = v.(string)
			}
		} else {
			logger.Warningf("environment %q could not be opened: %v", c.EnvName, err)
		}
	}
	if environ == nil {
		logger.Infof("no environment found, creating image metadata using user supplied data")
	}
	if c.Series == "" {
		c.Series = config.LatestLtsSeries()
	}
	if c.ImageId == "" {
		return fmt.Errorf("image id must be specified")
	}
	if c.Region == "" {
		return fmt.Errorf("image region must be specified")
	}
	if c.Endpoint == "" {
		return fmt.Errorf("cloud endpoint URL must be specified")
	}
	if c.Dir == "" {
		logger.Infof("no destination directory specified, using current directory")
		var err error
		if c.Dir, err = os.Getwd(); err != nil {
			return err
		}
	}
	return nil
}
Exemplo n.º 13
0
func (test bootstrapTest) run(c *gc.C) {
	// Create home with dummy provider and remove all
	// of its envtools.
	env := resetJujuHome(c)

	if test.version != "" {
		useVersion := strings.Replace(test.version, "%LTS%", config.LatestLtsSeries(), 1)
		origVersion := version.Current
		version.Current = version.MustParseBinary(useVersion)
		defer func() { version.Current = origVersion }()
	}

	if test.hostArch != "" {
		origVersion := arch.HostArch
		arch.HostArch = func() string {
			return test.hostArch
		}
		defer func() { arch.HostArch = origVersion }()
	}

	uploadCount := len(test.uploads)
	if uploadCount == 0 {
		usefulVersion := version.Current
		usefulVersion.Series = config.PreferredSeries(env.Config())
		envtesting.AssertUploadFakeToolsVersions(c, env.Storage(), usefulVersion)
	}

	// Run command and check for uploads.
	opc, errc := runCommand(nullContext(c), envcmd.Wrap(new(BootstrapCommand)), test.args...)
	// Check for remaining operations/errors.
	if test.err != "" {
		err := <-errc
		stripped := strings.Replace(err.Error(), "\n", "", -1)
		c.Check(stripped, gc.Matches, test.err)
		return
	}
	if !c.Check(<-errc, gc.IsNil) {
		return
	}

	if uploadCount > 0 {
		for i := 0; i < uploadCount; i++ {
			c.Check((<-opc).(dummy.OpPutFile).Env, gc.Equals, "peckham")
		}
		list, err := envtools.FindTools(
			env, version.Current.Major, version.Current.Minor, coretools.Filter{}, envtools.DoNotAllowRetry)
		c.Check(err, gc.IsNil)
		c.Logf("found: " + list.String())
		urls := list.URLs()
		c.Check(urls, gc.HasLen, len(test.uploads))
		for _, v := range test.uploads {
			v := strings.Replace(v, "%LTS%", config.LatestLtsSeries(), 1)
			c.Logf("seeking: " + v)
			vers := version.MustParseBinary(v)
			_, found := urls[vers]
			c.Check(found, gc.Equals, true)
		}
	}
	if len(test.uploads) > 0 {
		indexFile := (<-opc).(dummy.OpPutFile)
		c.Check(indexFile.FileName, gc.Equals, "tools/streams/v1/index.json")
		productFile := (<-opc).(dummy.OpPutFile)
		c.Check(productFile.FileName, gc.Equals, "tools/streams/v1/com.ubuntu.juju:released:tools.json")
	}
	opPutBootstrapVerifyFile := (<-opc).(dummy.OpPutFile)
	c.Check(opPutBootstrapVerifyFile.Env, gc.Equals, "peckham")
	c.Check(opPutBootstrapVerifyFile.FileName, gc.Equals, environs.VerificationFilename)

	opPutBootstrapInitFile := (<-opc).(dummy.OpPutFile)
	c.Check(opPutBootstrapInitFile.Env, gc.Equals, "peckham")
	c.Check(opPutBootstrapInitFile.FileName, gc.Equals, "provider-state")

	opBootstrap := (<-opc).(dummy.OpBootstrap)
	c.Check(opBootstrap.Env, gc.Equals, "peckham")
	c.Check(opBootstrap.Args.Constraints, gc.DeepEquals, test.constraints)
	c.Check(opBootstrap.Args.Placement, gc.Equals, test.placement)

	store, err := configstore.Default()
	c.Assert(err, gc.IsNil)
	// Check a CA cert/key was generated by reloading the environment.
	env, err = environs.NewFromName("peckham", store)
	c.Assert(err, gc.IsNil)
	_, hasCert := env.Config().CACert()
	c.Check(hasCert, gc.Equals, true)
	_, hasKey := env.Config().CAPrivateKey()
	c.Check(hasKey, gc.Equals, true)
}