X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=main.go;h=1c75e509bd8940908b63c25da39f5968635befc6;hb=75416fe01aa98b53c57315a050fc58f0879a238d;hp=c8d20958894964fc6c0421dae4ced0ceb6c95c6c;hpb=c35d7a0fc8bbb1f9123bb41a7b66e45ea2564dd2;p=src%2Fxds%2Fxds-cli.git

diff --git a/main.go b/main.go
index c8d2095..1c75e50 100644
--- a/main.go
+++ b/main.go
@@ -11,6 +11,7 @@ import (
 
 	"github.com/Sirupsen/logrus"
 	common "github.com/iotbzh/xds-common/golib"
+	"github.com/joho/godotenv"
 	socketio_client "github.com/sebd71/go-socket.io-client"
 	"github.com/urfave/cli"
 )
@@ -43,6 +44,9 @@ const (
 // Log Global variable that hold logger
 var Log = logrus.New()
 
+// EnvConfFileMap Global variable that hold environment vars loaded from config file
+var EnvConfFileMap map[string]string
+
 // HTTPCli Global variable that hold HTTP Client
 var HTTPCli *common.HTTPClient
 
@@ -58,6 +62,7 @@ func exitError(code int, f string, a ...interface{}) {
 
 // main
 func main() {
+	var earlyDebug []string
 
 	// Allow to set app name from cli (useful for debugging)
 	if AppName == "" {
@@ -71,16 +76,25 @@ func main() {
 	}
 	appUsage := fmt.Sprintf("command line tool for X(cross) Development System.")
 	appDescription := fmt.Sprintf("%s utility for X(cross) Development System\n", AppName)
-	/* SEB UPDATE DOC
-		appDescription += `
-	   xds-cli configuration is driven either by environment variables or by command line
-	   options or using a config file knowning that the following priority order is used:
-	     1. use option value (for example use project ID set by --id option),
-	     2. else use variable 'XDS_xxx' (for example 'XDS_PROJECT_ID' variable) when a
-	        config file is specified with '--config|-c' option,
-	     3. else use 'XDS_xxx' (for example 'XDS_PROJECT_ID') environment variable.
-	`
-	*/
+	appDescription += `
+    Setting of global options is driven either by environment variables or by command
+    line options or using a config file knowning that the following priority order is used:
+      1. use option value (for example --url option),
+      2. else use variable 'XDS_xxx' (for example 'XDS_SERVER_URL' variable) when a
+         config file is specified with '--config|-c' option,
+      3. else use 'XDS_xxx' (for example 'XDS_SERVER_URL') environment variable.
+
+    Examples:
+    # Get help of 'projects' sub-command
+    ` + AppName + ` projects --help
+
+    # List all SDKs
+    ` + AppName + ` sdks ls
+
+    # Add a new project
+    ` + AppName + ` prj add --label="myProject" --type=cs --path=$HOME/xds-workspace/myProject
+`
+
 	// Create a new App instance
 	app := cli.NewApp()
 	app.Name = AppName
@@ -152,8 +166,50 @@ func main() {
 	sort.Sort(cli.FlagsByName(app.Flags))
 	sort.Sort(cli.CommandsByName(app.Commands))
 
+	// Early and manual processing of --config option in order to set XDS_xxx
+	// variables before parsing of option by app cli
+	confFile := os.Getenv("XDS_CONFIG")
+	for idx, a := range os.Args[1:] {
+		if a == "-c" || a == "--config" || a == "-config" {
+			confFile = os.Args[idx+2]
+			break
+		}
+	}
+
+	// Load config file if requested
+	if confFile != "" {
+		earlyDebug = append(earlyDebug, fmt.Sprintf("confFile detected: %v", confFile))
+		if !common.Exists(confFile) {
+			exitError(1, "Error env config file not found")
+		}
+		// Load config file variables that will overwrite env variables
+		err := godotenv.Overload(confFile)
+		if err != nil {
+			exitError(1, "Error loading env config file "+confFile)
+		}
+
+		// Keep confFile settings in a map
+		EnvConfFileMap, err = godotenv.Read(confFile)
+		if err != nil {
+			exitError(1, "Error reading env config file "+confFile)
+		}
+		earlyDebug = append(earlyDebug, fmt.Sprintf("EnvConfFileMap: %v", EnvConfFileMap))
+	}
+
 	app.Before = func(ctx *cli.Context) error {
 		var err error
+
+		// Don't init anything when no argument or help option is set
+		if ctx.NArg() == 0 {
+			return nil
+		}
+		for _, a := range ctx.Args() {
+			switch a {
+			case "-h", "--h", "-help", "--help":
+				return nil
+			}
+		}
+
 		loglevel := ctx.String("log")
 		// Set logger level and formatter
 		if Log.Level, err = logrus.ParseLevel(loglevel); err != nil {
@@ -163,7 +219,10 @@ func main() {
 		Log.Formatter = &logrus.TextFormatter{}
 
 		Log.Infof("%s version: %s", AppName, app.Version)
-		// SEB Add again Log.Debugf("Environment: %v", os.Environ())
+		for _, str := range earlyDebug {
+			Log.Infof("%s", str)
+		}
+		Log.Debugf("\nEnvironment: %v\n", os.Environ())
 
 		if err = XdsConnInit(ctx); err != nil {
 			// Directly call HandleExitCoder to avoid to print help (ShowAppHelp)
@@ -213,6 +272,7 @@ func XdsConnInit(ctx *cli.Context) error {
 		return cli.NewExitError(errmsg, 1)
 	}
 	HTTPCli.SetLogLevel(ctx.String("loglevel"))
+	Log.Infoln("HTTP session ID : ", HTTPCli.GetClientID())
 
 	// Create io Websocket client
 	Log.Debugln("Connecting IO.socket client on ", baseURL)