Enable passing of profile information via commandline (#132)

* Support to pass api/secret keys & url via cmdline

* Allow cmk to work without a defined profile and use the credentials passed

---------

Co-authored-by: Pearl Dsilva <pearl1594@gmail.com>

Author: nvazquez

cmd/command.go

@@ -69,6 +69,9 @@ Allowed flags:
   -p        Server profile
   -d        Enable debug mode
   -c        Different config file path
+  -u	    CloudStack's API endpoint URL
+  -s	    CloudStack user's secret Key
+  -k	    CloudStack user's API Key
 
 Default commands:
 %s

cmk.go

@@ -47,7 +47,9 @@ func main() {
 	debug := flag.Bool("d", false, "enable debug mode")
 	profile := flag.String("p", "", "server profile")
 	configFilePath := flag.String("c", "", "config file path")
-
+	acsUrl := flag.String("u", config.DEFAULT_ACS_API_ENDPOINT, "cloudStack's API endpoint URL")
+	apiKey := flag.String("k", "", "cloudStack user's API Key")
+	secretKey := flag.String("s", "", "cloudStack user's secret Key")
 	flag.Parse()
 
 	cfg := config.NewConfig(configFilePath)
@@ -69,11 +71,32 @@ func main() {
 		cfg.UpdateConfig("output", *outputFormat, false)
 	}
 
+	if *acsUrl != config.DEFAULT_ACS_API_ENDPOINT {
+		cfg.UpdateConfig("url", *acsUrl, false)
+	}
+
+	if *apiKey != "" {
+		cfg.UpdateConfig("apikey", *apiKey, false)
+	}
+
+	if *secretKey != "" {
+		cfg.UpdateConfig("secretkey", *secretKey, false)
+	}
+
 	if *profile != "" {
 		cfg.LoadProfile(*profile)
 	}
 
+	if *apiKey != "" && *secretKey != "" {
+		request := cmd.NewRequest(nil, cfg, nil)
+		syncResponse, err := cmd.NewAPIRequest(request, "listApis", []string{"listall=true"}, false)
+		if err == nil {
+			fmt.Printf("Discovered %v APIs\n", cfg.UpdateCache(syncResponse))
+		}
+	}
+
 	cli.SetConfig(cfg)
+
 	args := flag.Args()
 	config.Debug("cmdline args:", strings.Join(os.Args, ", "))
 	if len(args) > 0 {

config/config.go

@@ -43,6 +43,8 @@ const (
 	DEFAULT = "default"
 )
 
+const DEFAULT_ACS_API_ENDPOINT = "http://localhost:8080/client/api"
+
 // ServerProfile describes a management server
 type ServerProfile struct {
 	URL       string       `ini:"url"`
@@ -149,7 +151,7 @@ func defaultCoreConfig() Core {
 
 func defaultProfile() ServerProfile {
 	return ServerProfile{
-		URL:       "http://localhost:8080/client/api",
+		URL:       DEFAULT_ACS_API_ENDPOINT,
 		Username:  "admin",
 		Password:  "password",
 		Domain:    "/",
@@ -256,6 +258,7 @@ func saveConfig(cfg *Config) *Config {
 		conf.Section(ini.DEFAULT_SECTION).MapTo(core)
 		if !conf.Section(ini.DEFAULT_SECTION).HasKey("autocomplete") {
 			core.AutoComplete = true
+			core.Output = JSON
 		}
 		cfg.Core = core
 	}