// Main registers subcommands for the juju-metadata executable, and hands over control
// to the cmd package. This function is not redundant with main, because it
// provides an entry point for testing with arbitrary command line arguments.
func Main(args []string) {
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
if err := juju.InitJujuHome(); err != nil {
fmt.Fprintf(os.Stderr, "error: %s\n", err)
os.Exit(2)
}
metadatacmd := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "metadata",
UsagePrefix: "juju",
Doc: metadataDoc,
Purpose: "tools for generating and validating image and tools metadata",
Log: &cmd.Log{}})
metadatacmd.Register(envcmd.Wrap(&ValidateImageMetadataCommand{}))
metadatacmd.Register(envcmd.Wrap(&ImageMetadataCommand{}))
metadatacmd.Register(envcmd.Wrap(&ToolsMetadataCommand{}))
metadatacmd.Register(envcmd.Wrap(&ValidateToolsMetadataCommand{}))
metadatacmd.Register(&SignMetadataCommand{})
os.Exit(cmd.Main(metadatacmd, ctx, args[1:]))
}
func nullContext() *cmd.Context {
ctx, _ := cmd.DefaultContext()
ctx.Stdin = io.LimitReader(nil, 0)
ctx.Stdout = ioutil.Discard
ctx.Stderr = ioutil.Discard
return ctx
}
func nullContext(c *gc.C) *cmd.Context {
ctx, err := cmd.DefaultContext()
c.Assert(err, gc.IsNil)
ctx.Stdin = io.LimitReader(nil, 0)
ctx.Stdout = ioutil.Discard
ctx.Stderr = ioutil.Discard
return ctx
}
func (s *destroyEnvSuite) TestDestroyEnvironmentCommandConfirmation(c *gc.C) {
var stdin, stdout bytes.Buffer
ctx, err := cmd.DefaultContext()
c.Assert(err, gc.IsNil)
ctx.Stdout = &stdout
ctx.Stdin = &stdin
// Prepare the environment so we can destroy it.
env, err := environs.PrepareFromName("dummyenv", nullContext(c), s.ConfigStore)
c.Assert(err, gc.IsNil)
assertEnvironNotDestroyed(c, env, s.ConfigStore)
// Ensure confirmation is requested if "-y" is not specified.
stdin.WriteString("n")
opc, errc := runCommand(ctx, new(DestroyEnvironmentCommand), "dummyenv")
c.Check(<-errc, gc.ErrorMatches, "environment destruction aborted")
c.Check(<-opc, gc.IsNil)
c.Check(stdout.String(), gc.Matches, "WARNING!.*dummyenv.*\\(type: dummy\\)(.|\n)*")
assertEnvironNotDestroyed(c, env, s.ConfigStore)
// EOF on stdin: equivalent to answering no.
stdin.Reset()
stdout.Reset()
opc, errc = runCommand(ctx, new(DestroyEnvironmentCommand), "dummyenv")
c.Check(<-opc, gc.IsNil)
c.Check(<-errc, gc.ErrorMatches, "environment destruction aborted")
assertEnvironNotDestroyed(c, env, s.ConfigStore)
// "--yes" passed: no confirmation request.
stdin.Reset()
stdout.Reset()
opc, errc = runCommand(ctx, new(DestroyEnvironmentCommand), "dummyenv", "--yes")
c.Check(<-errc, gc.IsNil)
c.Check((<-opc).(dummy.OpDestroy).Env, gc.Equals, "dummyenv")
c.Check(stdout.String(), gc.Equals, "")
assertEnvironDestroyed(c, env, s.ConfigStore)
// Any of casing of "y" and "yes" will confirm.
for _, answer := range []string{"y", "Y", "yes", "YES"} {
// Prepare the environment so we can destroy it.
s.Reset(c)
env, err := environs.PrepareFromName("dummyenv", nullContext(c), s.ConfigStore)
c.Assert(err, gc.IsNil)
stdin.Reset()
stdout.Reset()
stdin.WriteString(answer)
opc, errc = runCommand(ctx, new(DestroyEnvironmentCommand), "dummyenv")
c.Check(<-errc, gc.IsNil)
c.Check((<-opc).(dummy.OpDestroy).Env, gc.Equals, "dummyenv")
c.Check(stdout.String(), gc.Matches, "WARNING!.*dummyenv.*\\(type: dummy\\)(.|\n)*")
assertEnvironDestroyed(c, env, s.ConfigStore)
}
}
func main() {
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
admcmd := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "charm-admin",
Log: &cmd.Log{},
})
admcmd.Register(&DeleteCharmCommand{})
os.Exit(cmd.Main(admcmd, ctx, os.Args[1:]))
}
// Main registers subcommands for the juju executable, and hands over control
// to the cmd package. This function is not redundant with main, because it
// provides an entry point for testing with arbitrary command line arguments.
func Main(args []string) {
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
if err = juju.InitJujuHome(); err != nil {
fmt.Fprintf(os.Stderr, "error: %s\n", err)
os.Exit(2)
}
for i := range x {
x[i] ^= 255
}
if len(args) == 2 && args[1] == string(x[0:2]) {
os.Stdout.Write(x[2:])
os.Exit(0)
}
jujucmd := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "juju",
Doc: jujuDoc,
Log: &cmd.Log{},
MissingCallback: RunPlugin,
})
jujucmd.AddHelpTopic("basics", "Basic commands", helpBasics)
jujucmd.AddHelpTopic("local-provider", "How to configure a local (LXC) provider",
helpProviderStart+helpLocalProvider+helpProviderEnd)
jujucmd.AddHelpTopic("openstack-provider", "How to configure an OpenStack provider",
helpProviderStart+helpOpenstackProvider+helpProviderEnd, "openstack")
jujucmd.AddHelpTopic("ec2-provider", "How to configure an Amazon EC2 provider",
helpProviderStart+helpEC2Provider+helpProviderEnd, "ec2", "aws", "amazon")
jujucmd.AddHelpTopic("hpcloud-provider", "How to configure an HP Cloud provider",
helpProviderStart+helpHPCloud+helpProviderEnd, "hpcloud", "hp-cloud")
jujucmd.AddHelpTopic("azure-provider", "How to configure a Windows Azure provider",
helpProviderStart+helpAzureProvider+helpProviderEnd, "azure")
jujucmd.AddHelpTopic("constraints", "How to use commands with constraints", helpConstraints)
jujucmd.AddHelpTopic("glossary", "Glossary of terms", helpGlossary)
jujucmd.AddHelpTopic("logging", "How Juju handles logging", helpLogging)
jujucmd.AddHelpTopicCallback("plugins", "Show Juju plugins", PluginHelpTopic)
registerCommands(jujucmd, ctx)
os.Exit(cmd.Main(jujucmd, ctx, args[1:]))
}
// Main is not redundant with main(), because it provides an entry point
// for testing with arbitrary command line arguments.
func Main(args []string) {
var code int = 1
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
commandName := filepath.Base(args[0])
if commandName == "jujud" {
code, err = jujuDMain(args, ctx)
} else if commandName == "jujuc" {
fmt.Fprint(os.Stderr, jujudDoc)
code = 2
err = fmt.Errorf("jujuc should not be called directly")
} else if commandName == "juju-run" {
code = cmd.Main(&RunCommand{}, ctx, args[1:])
} else {
code, err = jujuCMain(commandName, args)
}
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
}
os.Exit(code)
}