// EnsureToolsAvailability verifies the tools are available. If no tools are
// found, it will automatically synchronize them.
func EnsureToolsAvailability(ctx environs.BootstrapContext, env environs.Environ, series string, toolsArch *string) (coretools.List, error) {
cfg := env.Config()
var vers *version.Number
if agentVersion, ok := cfg.AgentVersion(); ok {
vers = &agentVersion
}
logger.Debugf(
"looking for bootstrap tools: series=%q, arch=%v, version=%v",
series, toolsArch, vers,
)
params := envtools.BootstrapToolsParams{
Version: vers,
Arch: toolsArch,
Series: series,
// If vers.Build>0, the tools may have been uploaded in this session.
// Allow retries, so we wait until the storage has caught up.
AllowRetry: vers != nil && vers.Build > 0,
}
toolsList, err := envtools.FindBootstrapTools(env, params)
if err == nil {
return toolsList, nil
} else if !errors.IsNotFound(err) {
return nil, err
}
// Only automatically upload tools for dev versions.
if !version.Current.IsDev() {
return nil, fmt.Errorf("cannot upload bootstrap tools: %v", noToolsNoUploadMessage)
}
// No tools available so our only hope is to build locally and upload.
logger.Warningf("no prepackaged tools available")
uploadSeries := SeriesToUpload(cfg, nil)
if series != "" {
uploadSeries = append(uploadSeries, series)
}
if err := UploadTools(ctx, env, toolsArch, false, uploadSeries...); err != nil {
logger.Errorf("%s", noToolsMessage)
return nil, fmt.Errorf("cannot upload bootstrap tools: %v", err)
}
// TODO(axw) have uploadTools return the list of tools in the target, and use that.
params.AllowRetry = true
if toolsList, err = envtools.FindBootstrapTools(env, params); err != nil {
return nil, fmt.Errorf("cannot find bootstrap tools: %v", err)
}
return toolsList, nil
}
func (s *bootstrapSuite) getArgs(c *gc.C) manual.BootstrapArgs {
hostname, err := os.Hostname()
c.Assert(err, gc.IsNil)
toolsList, err := tools.FindBootstrapTools(s.Conn.Environ, tools.BootstrapToolsParams{})
c.Assert(err, gc.IsNil)
arch := "amd64"
return manual.BootstrapArgs{
Host: hostname,
DataDir: "/var/lib/juju",
Environ: s.env,
PossibleTools: toolsList,
Series: "precise",
HardwareCharacteristics: &instance.HardwareCharacteristics{
Arch: &arch,
},
Context: coretesting.Context(c),
}
}
func (s *bootstrapSuite) assertUploadTools(c *gc.C, vers version.Binary, forceVersion bool,
extraConfig map[string]interface{}, errMessage string) {
s.PatchValue(&version.Current, vers)
// If we allow released tools to be uploaded, the build number is incremented so in that case
// we need to ensure the environment is set up to allow dev tools to be used.
env := newEnviron("foo", useDefaultKeys, extraConfig)
s.setDummyStorage(c, env)
envtesting.RemoveFakeTools(c, env.Storage())
// At this point, as a result of setDummyStorage, env has tools for amd64 uploaded.
// Set version.Current to be arm64 to simulate a different CLI version.
cliVersion := version.Current
cliVersion.Arch = "arm64"
version.Current = cliVersion
s.PatchValue(&sync.BuildToolsTarball, s.getMockBuildTools(c))
// Host runs arm64, environment supports arm64.
s.PatchValue(&arch.HostArch, func() string {
return "arm64"
})
arch := "arm64"
err := bootstrap.UploadTools(coretesting.Context(c), env, &arch, forceVersion, "precise")
if errMessage != "" {
c.Assert(err, gc.NotNil)
stripped := strings.Replace(err.Error(), "\n", "", -1)
c.Assert(stripped, gc.Matches, errMessage)
return
}
c.Assert(err, gc.IsNil)
params := envtools.BootstrapToolsParams{
Arch: &arch,
Series: version.Current.Series,
}
agentTools, err := envtools.FindBootstrapTools(env, params)
c.Assert(err, gc.IsNil)
c.Assert(agentTools, gc.HasLen, 1)
expectedVers := vers
expectedVers.Number.Build++
expectedVers.Series = version.Current.Series
c.Assert(agentTools[0].Version, gc.DeepEquals, expectedVers)
}
func (s *SimpleStreamsToolsSuite) TestFindBootstrapTools(c *gc.C) {
// Remove the default tools URL from the search path, just look in cloud storage.
s.PatchValue(&envtools.DefaultBaseURL, "")
for i, test := range envtesting.BootstrapToolsTests {
c.Logf("\ntest %d: %s", i, test.Info)
attrs := map[string]interface{}{
"development": test.Development,
}
var agentVersion *version.Number
if test.AgentVersion != version.Zero {
attrs["agent-version"] = test.AgentVersion.String()
agentVersion = &test.AgentVersion
}
s.reset(c, attrs)
version.Current = test.CliVersion
available := s.uploadCustom(c, test.Available...)
params := envtools.BootstrapToolsParams{
Version: agentVersion,
Series: test.DefaultSeries,
Arch: &test.Arch,
}
actual, err := envtools.FindBootstrapTools(s.env, params)
if test.Err != "" {
if len(actual) > 0 {
c.Logf(actual.String())
}
c.Check(err, jc.Satisfies, errors.IsNotFound)
continue
}
expect := map[version.Binary]string{}
for _, expected := range test.Expect {
expect[expected] = available[expected]
}
c.Check(actual.URLs(), gc.DeepEquals, expect)
}
}