add support for network commands (#35)

* add support for valid empty POST responses (used by network commands)

* add support for more generic simple json response

* add supports param to schema to sync server and cli compatibility

Author: OriHoch

cmd/command_Post.go

@@ -97,6 +97,35 @@ func commandRunPost(cmd *cobra.Command, command SchemaCommand) {
 				}
 				commandRunSsh(cmd, command, body, publicKey)
 				os.Exit(exitCodeUnexpected)
+			} else if command.Run.SimpleJsonServerResponse {
+				if format == "json" {
+					fmt.Println(string(body))
+					os.Exit(0)
+				} else {
+					var response map[string]string
+					if err := json.Unmarshal(body, &response); err != nil {
+						fmt.Println(string(body))
+						fmt.Println("Failed to parse server response")
+						os.Exit(exitCodeInvalidResponse)
+					} else if format == "yaml" {
+						var d []byte
+						d, err = yaml.Marshal(&response)
+						if err != nil {
+							fmt.Println(string(body))
+							fmt.Println("Invalid response from server")
+							os.Exit(exitCodeInvalidResponse)
+						} else {
+							fmt.Println(string(d))
+							os.Exit(0)
+						}
+					} else {
+						message, hasMessage := response["message"]
+						if hasMessage {
+							fmt.Println(message)
+							os.Exit(0)
+						}
+					}
+				}
 			} else {
 				var commandIds []string;
 				if err := json.Unmarshal(body, &commandIds); err != nil {

cmd/command_schema.go

@@ -74,6 +74,7 @@ type SchemaCommandRun struct {
 	Lists []SchemaCommandList `json:"lists"`
 	ServerMethod string `json:"serverMethod"`
 	ParseStatisticsResponse bool `json:"ParseStatisticsResponse"`
+	SimpleJsonServerResponse bool `json:"SimpleJsonServerResponse"`
 }
 
 type SchemaCommandCliPreRunHook struct {
@@ -104,7 +105,13 @@ type Schema struct {
 	SchemaGeneratedAt time.Time `json:"schema_generated_at"`
 }
 
+func getSupportsParam() string {
+	// comma-separated list of cloudcli-server functionality this cli version supports
+	return "SimpleJsonServerResponse"
+}
+
 func downloadSchema(schemaFile string, schemaUrl string) Schema {
+	schemaUrl = fmt.Sprintf("%s?supports=%s", schemaUrl, getSupportsParam())
 	var schema_ Schema
 	if dryrun || debug {
 		if debug {