Add global config for passing '--option' flags

restic.go

@@ -193,6 +193,7 @@ type ResticGlobalOpts struct {
 	TLSClientCertFile string            `hcl:"TlsClientCertFile,optional"`
 	LimitDownload     int               `hcl:"LimitDownload,optional"`
 	LimitUpload       int               `hcl:"LimitUpload,optional"`
+	Options           map[string]string `hcl:"Options,optional"`
 	VerboseLevel      int               `hcl:"VerboseLevel,optional"`
 	CleanupCache      bool              `hcl:"CleanupCache,optional"`
 	NoCache           bool              `hcl:"NoCache,optional"`
@@ -211,6 +212,10 @@ func (glo ResticGlobalOpts) ToArgs() (args []string) {
 	args = maybeAddArgBool(args, "--no-cache", glo.NoCache)
 	args = maybeAddArgBool(args, "--no-lock", glo.NoLock)
 
+	for key, value := range glo.Options {
+		args = append(args, fmt.Sprintf("--option %s='%s'", key, value))
+	}
+
 	return args
 }
 

restic_test.go

@@ -34,6 +34,9 @@ func TestGlobalOptions(t *testing.T) {
 		CleanupCache:      true,
 		NoCache:           true,
 		NoLock:            true,
+		Options: map[string]string{
+			"key": "a long value",
+		},
 	}.ToArgs()
 
 	expected := []string{
@@ -47,6 +50,7 @@ func TestGlobalOptions(t *testing.T) {
 		"--cleanup-cache",
 		"--no-cache",
 		"--no-lock",
+		"--option key='a long value'",
 	}
 
 	AssertEqual(t, "args didn't match", expected, args)