command: FlagVar => FlagKV

command/flag_kv.go

@@ -9,15 +9,15 @@ import (
 	"github.com/mitchellh/go-homedir"
 )
 
-// FlagVar is a flag.Value implementation for parsing user variables
+// FlagKV is a flag.Value implementation for parsing user variables
 // from the command-line in the format of '-var key=value'.
-type FlagVar map[string]string
+type FlagKV map[string]string
 
-func (v *FlagVar) String() string {
+func (v *FlagKV) String() string {
 	return ""
 }
 
-func (v *FlagVar) Set(raw string) error {
+func (v *FlagKV) Set(raw string) error {
 	idx := strings.Index(raw, "=")
 	if idx == -1 {
 		return fmt.Errorf("No '=' value in arg: %s", raw)
@@ -32,16 +32,16 @@ func (v *FlagVar) Set(raw string) error {
 	return nil
 }
 
-// FlagVarFile is a flag.Value implementation for parsing user variables
+// FlagKVFile is a flag.Value implementation for parsing user variables
 // from the command line in the form of files. i.e. '-var-file=foo'
-type FlagVarFile map[string]string
+type FlagKVFile map[string]string
 
-func (v *FlagVarFile) String() string {
+func (v *FlagKVFile) String() string {
 	return ""
 }
 
-func (v *FlagVarFile) Set(raw string) error {
-	vs, err := loadVarFile(raw)
+func (v *FlagKVFile) Set(raw string) error {
+	vs, err := loadKVFile(raw)
 	if err != nil {
 		return err
 	}
@@ -57,7 +57,7 @@ func (v *FlagVarFile) Set(raw string) error {
 	return nil
 }
 
-func loadVarFile(rawPath string) (map[string]string, error) {
+func loadKVFile(rawPath string) (map[string]string, error) {
 	path, err := homedir.Expand(rawPath)
 	if err != nil {
 		return nil, fmt.Errorf(

command/flag_kv_test.go

@@ -7,11 +7,11 @@ import (
 	"testing"
 )
 
-func TestFlagVar_impl(t *testing.T) {
-	var _ flag.Value = new(FlagVar)
+func TestFlagKV_impl(t *testing.T) {
+	var _ flag.Value = new(FlagKV)
 }
 
-func TestFlagVar(t *testing.T) {
+func TestFlagKV(t *testing.T) {
 	cases := []struct {
 		Input  string
 		Output map[string]string
@@ -43,7 +43,7 @@ func TestFlagVar(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		f := new(FlagVar)
+		f := new(FlagKV)
 		err := f.Set(tc.Input)
 		if (err != nil) != tc.Error {
 			t.Fatalf("bad error. Input: %#v", tc.Input)
@@ -56,11 +56,11 @@ func TestFlagVar(t *testing.T) {
 	}
 }
 
-func TestFlagVarFile_impl(t *testing.T) {
-	var _ flag.Value = new(FlagVarFile)
+func TestFlagKVFile_impl(t *testing.T) {
+	var _ flag.Value = new(FlagKVFile)
 }
 
-func TestFlagVarFile(t *testing.T) {
+func TestFlagKVFile(t *testing.T) {
 	inputLibucl := `
 foo = "bar"
 `
@@ -93,7 +93,7 @@ foo = "bar"
 			t.Fatalf("err: %s", err)
 		}
 
-		f := new(FlagVarFile)
+		f := new(FlagKVFile)
 		err := f.Set(path)
 		if (err != nil) != tc.Error {
 			t.Fatalf("bad error. Input: %#v", tc.Input)

command/meta.go

@@ -174,14 +174,16 @@ func (m *Meta) State() (state.State, error) {
 		return m.state, nil
 	}
 
-	path := m.statePath
-	if path == "" {
-		path = DefaultStateFilename
+	localPath := m.statePath
+	if localPath == "" {
+		localPath = DefaultStateFilename
 	}
+	remotePath := filepath.Join(DefaultDataDir, DefaultStateFilename)
 
 	state, statePath, err := State(&StateOpts{
-		LocalPath:    path,
+		LocalPath:    localPath,
 		LocalPathOut: m.stateOutPath,
+		RemotePath:   remotePath,
 		BackupPath:   m.backupPath,
 	})
 	if err != nil {
@@ -246,11 +248,11 @@ func (m *Meta) contextOpts() *terraform.ContextOpts {
 func (m *Meta) flagSet(n string) *flag.FlagSet {
 	f := flag.NewFlagSet(n, flag.ContinueOnError)
 	f.BoolVar(&m.input, "input", true, "input")
-	f.Var((*FlagVar)(&m.variables), "var", "variables")
-	f.Var((*FlagVarFile)(&m.variables), "var-file", "variable file")
+	f.Var((*FlagKV)(&m.variables), "var", "variables")
+	f.Var((*FlagKVFile)(&m.variables), "var-file", "variable file")
 
 	if m.autoKey != "" {
-		f.Var((*FlagVarFile)(&m.autoVariables), m.autoKey, "variable file")
+		f.Var((*FlagKVFile)(&m.autoVariables), m.autoKey, "variable file")
 	}
 
 	// Create an io.Writer that writes to our Ui properly for errors.

command/state.go

@@ -20,6 +20,9 @@ type StateOpts struct {
 	LocalPath    string
 	LocalPathOut string
 
+	// RemotePath is the path where the remote state cache would be.
+	RemotePath string
+
 	// BackupPath is the path where the backup will be placed. If not set,
 	// it is assumed to be the path where the state is stored locally
 	// plus the DefaultBackupExtension.
@@ -37,14 +40,15 @@ func State(opts *StateOpts) (state.State, string, error) {
 	var resultPath string
 
 	// Get the remote state cache path
-	remoteCachePath := filepath.Join(DefaultDataDir, DefaultStateFilename)
-	if _, err := os.Stat(remoteCachePath); err == nil {
+	if opts.RemotePath != "" {
+		if _, err := os.Stat(opts.RemotePath); err == nil {
 			// We have a remote state, initialize that.
-		result, err = remoteStateFromPath(remoteCachePath)
+			result, err = remoteStateFromPath(opts.RemotePath)
 			if err != nil {
 				return nil, "", err
 			}
-		resultPath = remoteCachePath
+			resultPath = opts.RemotePath
+		}
 	}
 
 	// Do we have a local state?