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package main
import (
"os"
"os/signal"
"github.com/mitchellh/cli"
"github.com/hashicorp/go-plugin"
svchost "github.com/hashicorp/terraform-svchost"
"github.com/hashicorp/terraform-svchost/auth"
"github.com/hashicorp/terraform-svchost/disco"
"github.com/hashicorp/terraform/internal/addrs"
"github.com/hashicorp/terraform/internal/command"
"github.com/hashicorp/terraform/internal/command/cliconfig"
"github.com/hashicorp/terraform/internal/command/views"
"github.com/hashicorp/terraform/internal/command/webbrowser"
"github.com/hashicorp/terraform/internal/getproviders"
pluginDiscovery "github.com/hashicorp/terraform/internal/plugin/discovery"
"github.com/hashicorp/terraform/internal/terminal"
)
// runningInAutomationEnvName gives the name of an environment variable that
// can be set to any non-empty value in order to suppress certain messages
// that assume that Terraform is being run from a command prompt.
const runningInAutomationEnvName = "TF_IN_AUTOMATION"
// Commands is the mapping of all the available Terraform commands.
var Commands map[string]cli.CommandFactory
// PrimaryCommands is an ordered sequence of the top-level commands (not
// subcommands) that we emphasize at the top of our help output. This is
// ordered so that we can show them in the typical workflow order, rather
// than in alphabetical order. Anything not in this sequence or in the
// HiddenCommands set appears under "all other commands".
var PrimaryCommands []string
// HiddenCommands is a set of top-level commands (not subcommands) that are
// not advertised in the top-level help at all. This is typically because
// they are either just stubs that return an error message about something
// no longer being supported or backward-compatibility aliases for other
// commands.
//
// No commands in the PrimaryCommands sequence should also appear in the
// HiddenCommands set, because that would be rather silly.
var HiddenCommands map[string]struct{}
// Ui is the cli.Ui used for communicating to the outside world.
var Ui cli.Ui
func initCommands(
originalWorkingDir string,
streams *terminal.Streams,
config *cliconfig.Config,
services *disco.Disco,
providerSrc getproviders.Source,
providerDevOverrides map[addrs.Provider]getproviders.PackageLocalDir,
unmanagedProviders map[addrs.Provider]*plugin.ReattachConfig,
) {
var inAutomation bool
if v := os.Getenv(runningInAutomationEnvName); v != "" {
inAutomation = true
}
for userHost, hostConfig := range config.Hosts {
host, err := svchost.ForComparison(userHost)
if err != nil {
// We expect the config was already validated by the time we get
// here, so we'll just ignore invalid hostnames.
continue
}
services.ForceHostServices(host, hostConfig.Services)
}
configDir, err := cliconfig.ConfigDir()
if err != nil {
configDir = "" // No config dir available (e.g. looking up a home directory failed)
}
wd := WorkingDir(originalWorkingDir, os.Getenv("TF_DATA_DIR"))
meta := command.Meta{
WorkingDir: wd,
Streams: streams,
View: views.NewView(streams).SetRunningInAutomation(inAutomation),
Color: true,
GlobalPluginDirs: globalPluginDirs(),
Ui: Ui,
Services: services,
BrowserLauncher: webbrowser.NewNativeLauncher(),
RunningInAutomation: inAutomation,
CLIConfigDir: configDir,
PluginCacheDir: config.PluginCacheDir,
ShutdownCh: makeShutdownCh(),
ProviderSource: providerSrc,
ProviderDevOverrides: providerDevOverrides,
UnmanagedProviders: unmanagedProviders,
AllowExperimentalFeatures: ExperimentsAllowed(),
}
// The command list is included in the terraform -help
// output, which is in turn included in the docs at
// website/docs/cli/commands/index.html.markdown; if you
// add, remove or reclassify commands then consider updating
// that to match.
Commands = map[string]cli.CommandFactory{
"apply": func() (cli.Command, error) {
return &command.ApplyCommand{
Meta: meta,
}, nil
},
"console": func() (cli.Command, error) {
return &command.ConsoleCommand{
Meta: meta,
}, nil
},
"destroy": func() (cli.Command, error) {
return &command.ApplyCommand{
Meta: meta,
Destroy: true,
}, nil
},
"env": func() (cli.Command, error) {
return &command.WorkspaceCommand{
Meta: meta,
LegacyName: true,
}, nil
},
"env list": func() (cli.Command, error) {
return &command.WorkspaceListCommand{
Meta: meta,
LegacyName: true,
}, nil
},
"env select": func() (cli.Command, error) {
return &command.WorkspaceSelectCommand{
Meta: meta,
LegacyName: true,
}, nil
},
"env new": func() (cli.Command, error) {
return &command.WorkspaceNewCommand{
Meta: meta,
LegacyName: true,
}, nil
},
"env delete": func() (cli.Command, error) {
return &command.WorkspaceDeleteCommand{
Meta: meta,
LegacyName: true,
}, nil
},
"fmt": func() (cli.Command, error) {
return &command.FmtCommand{
Meta: meta,
}, nil
},
"get": func() (cli.Command, error) {
return &command.GetCommand{
Meta: meta,
}, nil
},
"graph": func() (cli.Command, error) {
return &command.GraphCommand{
Meta: meta,
}, nil
},
"import": func() (cli.Command, error) {
return &command.ImportCommand{
Meta: meta,
}, nil
},
"init": func() (cli.Command, error) {
return &command.InitCommand{
Meta: meta,
}, nil
},
"login": func() (cli.Command, error) {
return &command.LoginCommand{
Meta: meta,
}, nil
},
"logout": func() (cli.Command, error) {
return &command.LogoutCommand{
Meta: meta,
}, nil
},
"output": func() (cli.Command, error) {
return &command.OutputCommand{
Meta: meta,
}, nil
},
"plan": func() (cli.Command, error) {
return &command.PlanCommand{
Meta: meta,
}, nil
},
"providers": func() (cli.Command, error) {
return &command.ProvidersCommand{
Meta: meta,
}, nil
},
"providers lock": func() (cli.Command, error) {
return &command.ProvidersLockCommand{
Meta: meta,
}, nil
},
"providers mirror": func() (cli.Command, error) {
return &command.ProvidersMirrorCommand{
Meta: meta,
}, nil
},
"providers schema": func() (cli.Command, error) {
return &command.ProvidersSchemaCommand{
Meta: meta,
}, nil
},
"push": func() (cli.Command, error) {
return &command.PushCommand{
Meta: meta,
}, nil
},
"refresh": func() (cli.Command, error) {
return &command.RefreshCommand{
Meta: meta,
}, nil
},
"show": func() (cli.Command, error) {
return &command.ShowCommand{
Meta: meta,
}, nil
},
"taint": func() (cli.Command, error) {
return &command.TaintCommand{
Meta: meta,
}, nil
},
"test": func() (cli.Command, error) {
return &command.TestCommand{
Meta: meta,
}, nil
},
"validate": func() (cli.Command, error) {
return &command.ValidateCommand{
Meta: meta,
}, nil
},
"version": func() (cli.Command, error) {
return &command.VersionCommand{
Meta: meta,
Version: Version,
VersionPrerelease: VersionPrerelease,
Platform: getproviders.CurrentPlatform,
CheckFunc: commandVersionCheck,
}, nil
},
"untaint": func() (cli.Command, error) {
return &command.UntaintCommand{
Meta: meta,
}, nil
},
"workspace": func() (cli.Command, error) {
return &command.WorkspaceCommand{
Meta: meta,
}, nil
},
"workspace list": func() (cli.Command, error) {
return &command.WorkspaceListCommand{
Meta: meta,
}, nil
},
"workspace select": func() (cli.Command, error) {
return &command.WorkspaceSelectCommand{
Meta: meta,
}, nil
},
"workspace show": func() (cli.Command, error) {
return &command.WorkspaceShowCommand{
Meta: meta,
}, nil
},
"workspace new": func() (cli.Command, error) {
return &command.WorkspaceNewCommand{
Meta: meta,
}, nil
},
"workspace delete": func() (cli.Command, error) {
return &command.WorkspaceDeleteCommand{
Meta: meta,
}, nil
},
//-----------------------------------------------------------
// Plumbing
//-----------------------------------------------------------
"force-unlock": func() (cli.Command, error) {
return &command.UnlockCommand{
Meta: meta,
}, nil
},
"state": func() (cli.Command, error) {
return &command.StateCommand{}, nil
},
"state list": func() (cli.Command, error) {
return &command.StateListCommand{
Meta: meta,
}, nil
},
"state rm": func() (cli.Command, error) {
return &command.StateRmCommand{
StateMeta: command.StateMeta{
Meta: meta,
},
}, nil
},
"state mv": func() (cli.Command, error) {
return &command.StateMvCommand{
StateMeta: command.StateMeta{
Meta: meta,
},
}, nil
},
"state pull": func() (cli.Command, error) {
return &command.StatePullCommand{
Meta: meta,
}, nil
},
"state push": func() (cli.Command, error) {
return &command.StatePushCommand{
Meta: meta,
}, nil
},
"state show": func() (cli.Command, error) {
return &command.StateShowCommand{
Meta: meta,
}, nil
},
"state replace-provider": func() (cli.Command, error) {
return &command.StateReplaceProviderCommand{
StateMeta: command.StateMeta{
Meta: meta,
},
}, nil
},
}
PrimaryCommands = []string{
"init",
"validate",
"plan",
"apply",
"destroy",
}
HiddenCommands = map[string]struct{}{
"env": struct{}{},
"internal-plugin": struct{}{},
"push": struct{}{},
}
}
// makeShutdownCh creates an interrupt listener and returns a channel.
// A message will be sent on the channel for every interrupt received.
func makeShutdownCh() <-chan struct{} {
resultCh := make(chan struct{})
signalCh := make(chan os.Signal, 4)
signal.Notify(signalCh, ignoreSignals...)
signal.Notify(signalCh, forwardSignals...)
go func() {
for {
<-signalCh
resultCh <- struct{}{}
}
}()
return resultCh
}
func credentialsSource(config *cliconfig.Config) (auth.CredentialsSource, error) {
helperPlugins := pluginDiscovery.FindPlugins("credentials", globalPluginDirs())
return config.CredentialsSource(helperPlugins)
}