func (s *badBuildSuite) TestBuildToolsBadBuild(c *gc.C) {
// Test that original BuildToolsTarball fails
builtTools, err := sync.BuildToolsTarball(nil)
c.Assert(err, gc.ErrorMatches, `build command "go" failed: exit status 1; `)
c.Assert(builtTools, gc.IsNil)
// Test that BuildToolsTarball func passes after BundleTools func is
// mocked out
s.PatchValue(&envtools.BundleTools, toolstesting.GetMockBundleTools(c))
builtTools, err = sync.BuildToolsTarball(nil)
c.Assert(builtTools.Version, gc.Equals, version.Current)
c.Assert(err, gc.IsNil)
}
func (s *uploadSuite) TestSyncTools(c *gc.C) {
builtTools, err := sync.BuildToolsTarball(nil, "released")
c.Assert(err, jc.ErrorIsNil)
t, err := sync.SyncBuiltTools(s.targetStorage, "released", builtTools)
c.Assert(err, jc.ErrorIsNil)
s.assertEqualsCurrentVersion(c, t.Version)
c.Assert(t.URL, gc.Not(gc.Equals), "")
}
func (s *uploadSuite) TestSyncTools(c *gc.C) {
s.PatchValue(&envtools.BundleTools, toolstesting.GetMockBundleTools(c))
builtTools, err := sync.BuildToolsTarball(nil)
c.Assert(err, gc.IsNil)
t, err := sync.SyncBuiltTools(s.env.Storage(), builtTools)
c.Assert(err, gc.IsNil)
c.Assert(t.Version, gc.Equals, version.Current)
c.Assert(t.URL, gc.Not(gc.Equals), "")
}
func (s *uploadSuite) TestSyncToolsFakeSeries(c *gc.C) {
seriesToUpload := "precise"
if seriesToUpload == version.Current.Series {
seriesToUpload = "raring"
}
builtTools, err := sync.BuildToolsTarball(nil)
c.Assert(err, gc.IsNil)
t, err := sync.SyncBuiltTools(s.env.Storage(), builtTools, "quantal", seriesToUpload)
c.Assert(err, gc.IsNil)
s.assertUploadedTools(c, t, seriesToUpload)
}
func (s *uploadSuite) TestSyncToolsFakeSeries(c *gc.C) {
seriesToUpload := "precise"
if seriesToUpload == series.HostSeries() {
seriesToUpload = "raring"
}
builtTools, err := sync.BuildToolsTarball(nil, "testing")
c.Assert(err, jc.ErrorIsNil)
t, err := sync.SyncBuiltTools(s.targetStorage, "testing", builtTools, "quantal", seriesToUpload)
c.Assert(err, jc.ErrorIsNil)
s.assertUploadedTools(c, t, []string{seriesToUpload, "quantal", series.HostSeries()}, "testing")
}
func (s *uploadSuite) TestSyncAndForceVersion(c *gc.C) {
// This test actually tests three things:
// the writing of the FORCE-VERSION file;
// the reading of the FORCE-VERSION file by the version package;
// and the reading of the version from jujud.
vers := version.Current
vers.Patch++
builtTools, err := sync.BuildToolsTarball(&vers.Number)
c.Assert(err, gc.IsNil)
t, err := sync.SyncBuiltTools(s.env.Storage(), builtTools)
c.Assert(err, gc.IsNil)
c.Assert(t.Version, gc.Equals, vers)
}
func (s *uploadSuite) TestSyncAndForceVersion(c *gc.C) {
// This test actually tests three things:
// the writing of the FORCE-VERSION file;
// the reading of the FORCE-VERSION file by the version package;
// and the reading of the version from jujud.
vers := version.Current
vers.Patch++
builtTools, err := sync.BuildToolsTarball(&vers, "released")
c.Assert(err, jc.ErrorIsNil)
t, err := sync.SyncBuiltTools(s.targetStorage, "released", builtTools)
c.Assert(err, jc.ErrorIsNil)
c.Assert(t.Version, gc.Equals, version.Binary{Number: vers, Arch: arch.HostArch(), Series: series.HostSeries()})
}
// uploadTools compiles jujud from $GOPATH and uploads it into the supplied
// storage. If no version has been explicitly chosen, the version number
// reported by the built tools will be based on the client version number.
// In any case, the version number reported will have a build component higher
// than that of any otherwise-matching available envtools.
// uploadTools resets the chosen version and replaces the available tools
// with the ones just uploaded.
func (context *upgradeContext) uploadTools() (err error) {
// TODO(fwereade): this is kinda crack: we should not assume that
// jujuversion.Current matches whatever source happens to be built. The
// ideal would be:
// 1) compile jujud from $GOPATH into some build dir
// 2) get actual version with `jujud version`
// 3) check actual version for compatibility with CLI tools
// 4) generate unique build version with reference to available tools
// 5) force-version that unique version into the dir directly
// 6) archive and upload the build dir
// ...but there's no way we have time for that now. In the meantime,
// considering the use cases, this should work well enough; but it
// won't detect an incompatible major-version change, which is a shame.
//
// TODO(cherylj) If the determination of version changes, we will
// need to also change the upgrade version checks in Run() that check
// if a major upgrade is allowed.
if context.chosen == version.Zero {
context.chosen = context.client
}
context.chosen = uploadVersion(context.chosen, context.tools)
builtTools, err := sync.BuildToolsTarball(&context.chosen, "upgrade")
if err != nil {
return errors.Trace(err)
}
defer os.RemoveAll(builtTools.Dir)
var uploaded *coretools.Tools
toolsPath := path.Join(builtTools.Dir, builtTools.StorageName)
logger.Infof("uploading tools %v (%dkB) to Juju controller", builtTools.Version, (builtTools.Size+512)/1024)
f, err := os.Open(toolsPath)
if err != nil {
return errors.Trace(err)
}
defer f.Close()
os, err := series.GetOSFromSeries(builtTools.Version.Series)
if err != nil {
return errors.Trace(err)
}
additionalSeries := series.OSSupportedSeries(os)
uploaded, err = context.apiClient.UploadTools(f, builtTools.Version, additionalSeries...)
if err != nil {
return errors.Trace(err)
}
context.tools = coretools.List{uploaded}
return nil
}
func (s *uploadSuite) TestMockBundleTools(c *gc.C) {
var (
writer io.Writer
forceVersion *version.Number
n int
p bytes.Buffer
)
p.WriteString("Hello World")
s.PatchValue(&envtools.BundleTools, func(writerArg io.Writer, forceVersionArg *version.Number) (vers version.Binary, sha256Hash string, err error) {
writer = writerArg
n, err = writer.Write(p.Bytes())
c.Assert(err, gc.IsNil)
forceVersion = forceVersionArg
return
})
_, err := sync.BuildToolsTarball(&version.Current.Number)
c.Assert(err, gc.IsNil)
c.Assert(*forceVersion, gc.Equals, version.Current.Number)
c.Assert(writer, gc.NotNil)
c.Assert(n, gc.Equals, len(p.Bytes()))
}
// uploadTools compiles jujud from $GOPATH and uploads it into the supplied
// storage. If no version has been explicitly chosen, the version number
// reported by the built tools will be based on the client version number.
// In any case, the version number reported will have a build component higher
// than that of any otherwise-matching available envtools.
// uploadTools resets the chosen version and replaces the available tools
// with the ones just uploaded.
func (context *upgradeContext) uploadTools(series []string) (err error) {
// TODO(fwereade): this is kinda crack: we should not assume that
// version.Current matches whatever source happens to be built. The
// ideal would be:
// 1) compile jujud from $GOPATH into some build dir
// 2) get actual version with `jujud version`
// 3) check actual version for compatibility with CLI tools
// 4) generate unique build version with reference to available tools
// 5) force-version that unique version into the dir directly
// 6) archive and upload the build dir
// ...but there's no way we have time for that now. In the meantime,
// considering the use cases, this should work well enough; but it
// won't detect an incompatible major-version change, which is a shame.
if context.chosen == version.Zero {
context.chosen = context.client
}
context.chosen = uploadVersion(context.chosen, context.tools)
builtTools, err := sync.BuildToolsTarball(&context.chosen)
if err != nil {
return err
}
defer os.RemoveAll(builtTools.Dir)
var uploaded *coretools.Tools
toolsPath := path.Join(builtTools.Dir, builtTools.StorageName)
logger.Infof("uploading tools %v (%dkB) to Juju state server", builtTools.Version, (builtTools.Size+512)/1024)
uploaded, err = context.apiClient.UploadTools(toolsPath, builtTools.Version, series...)
if params.IsCodeNotImplemented(err) {
uploaded, err = context.uploadTools1dot17(builtTools, series...)
}
if err != nil {
return err
}
context.tools = coretools.List{uploaded}
return nil
}
// Bootstrap bootstraps the given environment. The supplied constraints are
// used to provision the instance, and are also set within the bootstrapped
// environment.
func Bootstrap(ctx environs.BootstrapContext, environ environs.Environ, args BootstrapParams) error {
cfg := environ.Config()
network.InitializeFromConfig(cfg)
if secret := cfg.AdminSecret(); secret == "" {
return errors.Errorf("environment configuration has no admin-secret")
}
if authKeys := ssh.SplitAuthorisedKeys(cfg.AuthorizedKeys()); len(authKeys) == 0 {
// Apparently this can never happen, so it's not tested. But, one day,
// Config will act differently (it's pretty crazy that, AFAICT, the
// authorized-keys are optional config settings... but it's impossible
// to actually *create* a config without them)... and when it does,
// we'll be here to catch this problem early.
return errors.Errorf("environment configuration has no authorized-keys")
}
if _, hasCACert := cfg.CACert(); !hasCACert {
return errors.Errorf("environment configuration has no ca-cert")
}
if _, hasCAKey := cfg.CAPrivateKey(); !hasCAKey {
return errors.Errorf("environment configuration has no ca-private-key")
}
// Set default tools metadata source, add image metadata source,
// then verify constraints. Providers may rely on image metadata
// for constraint validation.
var imageMetadata []*imagemetadata.ImageMetadata
if args.MetadataDir != "" {
var err error
imageMetadata, err = setPrivateMetadataSources(environ, args.MetadataDir)
if err != nil {
return err
}
}
if err := validateConstraints(environ, args.Constraints); err != nil {
return err
}
_, supportsNetworking := environs.SupportsNetworking(environ)
ctx.Infof("Bootstrapping environment %q", cfg.Name())
logger.Debugf("environment %q supports service/machine networks: %v", cfg.Name(), supportsNetworking)
disableNetworkManagement, _ := cfg.DisableNetworkManagement()
logger.Debugf("network management by juju enabled: %v", !disableNetworkManagement)
availableTools, err := findAvailableTools(environ, args.AgentVersion, args.Constraints.Arch, args.UploadTools)
if errors.IsNotFound(err) {
return errors.New(noToolsMessage)
} else if err != nil {
return err
}
if lxcMTU, ok := cfg.LXCDefaultMTU(); ok {
logger.Debugf("using MTU %v for all created LXC containers' network interfaces", lxcMTU)
}
// If we're uploading, we must override agent-version;
// if we're not uploading, we want to ensure we have an
// agent-version set anyway, to appease FinishInstanceConfig.
// In the latter case, setBootstrapTools will later set
// agent-version to the correct thing.
agentVersion := version.Current
if args.AgentVersion != nil {
agentVersion = *args.AgentVersion
}
if cfg, err = cfg.Apply(map[string]interface{}{
"agent-version": agentVersion.String(),
}); err != nil {
return err
}
if err = environ.SetConfig(cfg); err != nil {
return err
}
ctx.Infof("Starting new instance for initial state server")
arch, series, finalizer, err := environ.Bootstrap(ctx, environs.BootstrapParams{
Constraints: args.Constraints,
Placement: args.Placement,
AvailableTools: availableTools,
})
if err != nil {
return err
}
matchingTools, err := availableTools.Match(coretools.Filter{
Arch: arch,
Series: series,
})
if err != nil {
return err
}
selectedTools, err := setBootstrapTools(environ, matchingTools)
if err != nil {
return err
}
if selectedTools.URL == "" {
if !args.UploadTools {
logger.Warningf("no prepackaged tools available")
}
ctx.Infof("Building tools to upload (%s)", selectedTools.Version)
builtTools, err := sync.BuildToolsTarball(&selectedTools.Version.Number, cfg.AgentStream())
if err != nil {
return errors.Annotate(err, "cannot upload bootstrap tools")
}
defer os.RemoveAll(builtTools.Dir)
filename := filepath.Join(builtTools.Dir, builtTools.StorageName)
selectedTools.URL = fmt.Sprintf("file://%s", filename)
selectedTools.Size = builtTools.Size
selectedTools.SHA256 = builtTools.Sha256Hash
}
ctx.Infof("Installing Juju agent on bootstrap instance")
instanceConfig, err := instancecfg.NewBootstrapInstanceConfig(args.Constraints, series)
if err != nil {
return err
}
instanceConfig.Tools = selectedTools
instanceConfig.CustomImageMetadata = imageMetadata
if err := finalizer(ctx, instanceConfig); err != nil {
return err
}
ctx.Infof("Bootstrap agent installed")
return nil
}
// Bootstrap bootstraps the given environment. The supplied constraints are
// used to provision the instance, and are also set within the bootstrapped
// environment.
func Bootstrap(ctx environs.BootstrapContext, environ environs.Environ, args BootstrapParams) error {
cfg := environ.Config()
network.SetPreferIPv6(cfg.PreferIPv6())
if secret := cfg.AdminSecret(); secret == "" {
return errors.Errorf("model configuration has no admin-secret")
}
if authKeys := ssh.SplitAuthorisedKeys(cfg.AuthorizedKeys()); len(authKeys) == 0 {
// Apparently this can never happen, so it's not tested. But, one day,
// Config will act differently (it's pretty crazy that, AFAICT, the
// authorized-keys are optional config settings... but it's impossible
// to actually *create* a config without them)... and when it does,
// we'll be here to catch this problem early.
return errors.Errorf("model configuration has no authorized-keys")
}
if _, hasCACert := cfg.CACert(); !hasCACert {
return errors.Errorf("model configuration has no ca-cert")
}
if _, hasCAKey := cfg.CAPrivateKey(); !hasCAKey {
return errors.Errorf("model configuration has no ca-private-key")
}
// Set default tools metadata source, add image metadata source,
// then verify constraints. Providers may rely on image metadata
// for constraint validation.
var customImageMetadata []*imagemetadata.ImageMetadata
if args.MetadataDir != "" {
var err error
customImageMetadata, err = setPrivateMetadataSources(environ, args.MetadataDir)
if err != nil {
return err
}
}
if err := validateConstraints(environ, args.ModelConstraints); err != nil {
return err
}
if err := validateConstraints(environ, args.BootstrapConstraints); err != nil {
return err
}
constraintsValidator, err := environ.ConstraintsValidator()
if err != nil {
return err
}
bootstrapConstraints, err := constraintsValidator.Merge(
args.ModelConstraints, args.BootstrapConstraints,
)
if err != nil {
return err
}
_, supportsNetworking := environs.SupportsNetworking(environ)
var bootstrapSeries *string
if args.BootstrapSeries != "" {
bootstrapSeries = &args.BootstrapSeries
}
ctx.Infof("Bootstrapping model %q", cfg.Name())
logger.Debugf("model %q supports service/machine networks: %v", cfg.Name(), supportsNetworking)
disableNetworkManagement, _ := cfg.DisableNetworkManagement()
logger.Debugf("network management by juju enabled: %v", !disableNetworkManagement)
availableTools, err := findAvailableTools(
environ, args.AgentVersion, bootstrapConstraints.Arch,
bootstrapSeries, args.UploadTools,
)
if errors.IsNotFound(err) {
return errors.New(noToolsMessage)
} else if err != nil {
return err
}
if lxcMTU, ok := cfg.LXCDefaultMTU(); ok {
logger.Debugf("using MTU %v for all created LXC containers' network interfaces", lxcMTU)
}
imageMetadata, err := bootstrapImageMetadata(
environ, availableTools,
args.BootstrapImage,
&customImageMetadata,
)
if err != nil {
return errors.Trace(err)
}
// If we're uploading, we must override agent-version;
// if we're not uploading, we want to ensure we have an
// agent-version set anyway, to appease FinishInstanceConfig.
// In the latter case, setBootstrapTools will later set
// agent-version to the correct thing.
agentVersion := jujuversion.Current
if args.AgentVersion != nil {
agentVersion = *args.AgentVersion
}
if cfg, err = cfg.Apply(map[string]interface{}{
"agent-version": agentVersion.String(),
}); err != nil {
return err
}
if err = environ.SetConfig(cfg); err != nil {
return err
}
ctx.Infof("Starting new instance for initial controller")
result, err := environ.Bootstrap(ctx, environs.BootstrapParams{
ModelConstraints: args.ModelConstraints,
BootstrapConstraints: args.BootstrapConstraints,
BootstrapSeries: args.BootstrapSeries,
Placement: args.Placement,
AvailableTools: availableTools,
ImageMetadata: imageMetadata,
})
if err != nil {
return err
}
matchingTools, err := availableTools.Match(coretools.Filter{
Arch: result.Arch,
Series: result.Series,
})
if err != nil {
return err
}
selectedToolsList, err := setBootstrapTools(environ, matchingTools)
if err != nil {
return err
}
havePrepackaged := false
for i, selectedTools := range selectedToolsList {
if selectedTools.URL != "" {
havePrepackaged = true
continue
}
ctx.Infof("Building tools to upload (%s)", selectedTools.Version)
builtTools, err := sync.BuildToolsTarball(&selectedTools.Version.Number, cfg.AgentStream())
if err != nil {
return errors.Annotate(err, "cannot upload bootstrap tools")
}
defer os.RemoveAll(builtTools.Dir)
filename := filepath.Join(builtTools.Dir, builtTools.StorageName)
selectedTools.URL = fmt.Sprintf("file://%s", filename)
selectedTools.Size = builtTools.Size
selectedTools.SHA256 = builtTools.Sha256Hash
selectedToolsList[i] = selectedTools
}
if !havePrepackaged && !args.UploadTools {
// There are no prepackaged agents, so we must upload
// even though the user didn't ask for it. We only do
// this when the image-stream is not "released" and
// the agent version hasn't been specified.
logger.Warningf("no prepackaged tools available")
}
ctx.Infof("Installing Juju agent on bootstrap instance")
publicKey, err := userPublicSigningKey()
if err != nil {
return err
}
instanceConfig, err := instancecfg.NewBootstrapInstanceConfig(
args.BootstrapConstraints, args.ModelConstraints, result.Series, publicKey,
)
if err != nil {
return err
}
if err := instanceConfig.SetTools(selectedToolsList); err != nil {
return errors.Trace(err)
}
instanceConfig.CustomImageMetadata = customImageMetadata
instanceConfig.HostedModelConfig = args.HostedModelConfig
instanceConfig.GUI = guiArchive(args.GUIDataSourceBaseURL, func(msg string) {
ctx.Infof(msg)
})
if err := result.Finalize(ctx, instanceConfig); err != nil {
return err
}
ctx.Infof("Bootstrap agent installed")
return nil
}
// Bootstrap bootstraps the given environment. The supplied constraints are
// used to provision the instance, and are also set within the bootstrapped
// environment.
func Bootstrap(ctx environs.BootstrapContext, environ environs.Environ, args BootstrapParams) error {
cfg := environ.Config()
network.InitializeFromConfig(cfg)
if secret := cfg.AdminSecret(); secret == "" {
return errors.Errorf("environment configuration has no admin-secret")
}
if authKeys := ssh.SplitAuthorisedKeys(cfg.AuthorizedKeys()); len(authKeys) == 0 {
// Apparently this can never happen, so it's not tested. But, one day,
// Config will act differently (it's pretty crazy that, AFAICT, the
// authorized-keys are optional config settings... but it's impossible
// to actually *create* a config without them)... and when it does,
// we'll be here to catch this problem early.
return errors.Errorf("environment configuration has no authorized-keys")
}
if _, hasCACert := cfg.CACert(); !hasCACert {
return errors.Errorf("environment configuration has no ca-cert")
}
if _, hasCAKey := cfg.CAPrivateKey(); !hasCAKey {
return errors.Errorf("environment configuration has no ca-private-key")
}
// Write out the bootstrap-init file, and confirm storage is writeable.
if err := environsVerifyStorage(environ.Storage()); err != nil {
return err
}
ctx.Infof("Bootstrapping environment %q", cfg.Name())
logger.Debugf("environment %q supports service/machine networks: %v", cfg.Name(), environ.SupportNetworks())
disableNetworkManagement, _ := cfg.DisableNetworkManagement()
logger.Debugf("network management by juju enabled: %v", disableNetworkManagement)
availableTools, err := findAvailableTools(environ, args.Constraints.Arch, args.UploadTools)
if errors.IsNotFound(err) {
return errors.New(noToolsMessage)
} else if err != nil {
return err
}
// If we're uploading, we must override agent-version;
// if we're not uploading, we want to ensure we have an
// agent-version set anyway, to appease FinishMachineConfig.
// In the latter case, setBootstrapTools will later set
// agent-version to the correct thing.
if cfg, err = cfg.Apply(map[string]interface{}{
"agent-version": version.Current.Number.String(),
}); err != nil {
return err
}
if err = environ.SetConfig(cfg); err != nil {
return err
}
ctx.Infof("Starting new instance for initial state server")
arch, series, finalizer, err := environ.Bootstrap(ctx, environs.BootstrapParams{
Constraints: args.Constraints,
Placement: args.Placement,
AvailableTools: availableTools,
})
if err != nil {
return err
}
matchingTools, err := availableTools.Match(coretools.Filter{
Arch: arch,
Series: series,
})
if err != nil {
return err
}
selectedTools, err := setBootstrapTools(environ, matchingTools)
if err != nil {
return err
}
if selectedTools.URL == "" {
if !args.UploadTools {
logger.Warningf("no prepackaged tools available")
}
ctx.Infof("Building tools to upload (%s)", selectedTools.Version)
builtTools, err := sync.BuildToolsTarball(&selectedTools.Version.Number)
if err != nil {
return errors.Annotate(err, "cannot upload bootstrap tools")
}
filename := filepath.Join(builtTools.Dir, builtTools.StorageName)
selectedTools.URL = fmt.Sprintf("file://%s", filename)
selectedTools.Size = builtTools.Size
selectedTools.SHA256 = builtTools.Sha256Hash
}
ctx.Infof("Installing Juju agent on bootstrap instance")
machineConfig, err := environs.NewBootstrapMachineConfig(args.Constraints, series)
if err != nil {
return err
}
machineConfig.Tools = selectedTools
if err := finalizer(ctx, machineConfig); err != nil {
return err
}
ctx.Infof("Bootstrap complete")
return nil
}