X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=lib%2Fxdsconfig%2Ffileconfig.go;h=2651cafed91912fec76c36bf128508b2eef89bc2;hb=af37768226c17b39b16c4b29f7262e9a86526246;hp=99e5382696664227c35ae676e7e503468cfa0f6e;hpb=8f41ac456fc92a9ec333579498e9933d73404905;p=src%2Fxds%2Fxds-server.git

diff --git a/lib/xdsconfig/fileconfig.go b/lib/xdsconfig/fileconfig.go
index 99e5382..2651caf 100644
--- a/lib/xdsconfig/fileconfig.go
+++ b/lib/xdsconfig/fileconfig.go
@@ -8,9 +8,19 @@ import (
 	"path/filepath"
 	"strings"
 
-	"github.com/iotbzh/xds-server/lib/common"
+	common "github.com/iotbzh/xds-common/golib"
 )
 
+const (
+	// ConfigDir Directory in user HOME directory where xds config will be saved
+	ConfigDir = ".xds-server"
+	// GlobalConfigFilename Global config filename
+	GlobalConfigFilename = "config.json"
+	// FoldersConfigFilename Folders config filename
+	FoldersConfigFilename = "server-config_folders.xml"
+)
+
+// SyncThingConf definition
 type SyncThingConf struct {
 	BinDir          string `json:"binDir"`
 	Home            string `json:"home"`
@@ -19,6 +29,7 @@ type SyncThingConf struct {
 	RescanIntervalS int    `json:"rescanIntervalS"`
 }
 
+// FileConfig is the JSON structure of xds-server config file (config.json)
 type FileConfig struct {
 	WebAppDir    string         `json:"webAppDir"`
 	ShareRootDir string         `json:"shareRootDir"`
@@ -28,30 +39,37 @@ type FileConfig struct {
 	LogsDir      string         `json:"logsDir"`
 }
 
-// getConfigFromFile reads configuration from a config file.
+// readGlobalConfig reads configuration from a config file.
 // Order to determine which config file is used:
 //  1/ from command line option: "--config myConfig.json"
-//  2/ $HOME/.xds/config.json file
-//  3/ <current_dir>/config.json file
+//  2/ $HOME/.xds-server/config.json file
+//  3/ /etc/xds-server/config.json file
 //  4/ <xds-server executable dir>/config.json file
-
-func updateConfigFromFile(c *Config, confFile string) error {
+func readGlobalConfig(c *Config, confFile string) error {
 
 	searchIn := make([]string, 0, 3)
 	if confFile != "" {
 		searchIn = append(searchIn, confFile)
 	}
 	if usr, err := user.Current(); err == nil {
-		searchIn = append(searchIn, path.Join(usr.HomeDir, ".xds", "config.json"))
-	}
-	cwd, err := os.Getwd()
-	if err == nil {
-		searchIn = append(searchIn, path.Join(cwd, "config.json"))
+		searchIn = append(searchIn, path.Join(usr.HomeDir, ConfigDir,
+			GlobalConfigFilename))
 	}
-	exePath, err := filepath.Abs(filepath.Dir(os.Args[0]))
+
+	searchIn = append(searchIn, "/etc/xds-server/config.json")
+
+	exePath := os.Args[0]
+	ee, _ := os.Executable()
+	exeAbsPath, err := filepath.Abs(ee)
 	if err == nil {
-		searchIn = append(searchIn, path.Join(exePath, "config.json"))
+		exePath, err = filepath.EvalSymlinks(exeAbsPath)
+		if err == nil {
+			exePath = filepath.Dir(ee)
+		} else {
+			exePath = filepath.Dir(exeAbsPath)
+		}
 	}
+	searchIn = append(searchIn, path.Join(exePath, "config.json"))
 
 	var cFile *string
 	for _, p := range searchIn {
@@ -64,13 +82,11 @@ func updateConfigFromFile(c *Config, confFile string) error {
 		// No config file found
 		return nil
 	}
-
 	c.Log.Infof("Use config file: %s", *cFile)
 
 	// TODO move on viper package to support comments in JSON and also
 	// bind with flags (command line options)
 	// see https://github.com/spf13/viper#working-with-flags
-
 	fd, _ := os.Open(*cFile)
 	defer fd.Close()
 	fCfg := FileConfig{}
@@ -79,14 +95,15 @@ func updateConfigFromFile(c *Config, confFile string) error {
 	}
 
 	// Support environment variables (IOW ${MY_ENV_VAR} syntax) in config.json
-	for _, field := range []*string{
+	vars := []*string{
 		&fCfg.WebAppDir,
 		&fCfg.ShareRootDir,
 		&fCfg.SdkRootDir,
-		&fCfg.LogsDir,
-		&fCfg.SThgConf.Home,
-		&fCfg.SThgConf.BinDir} {
-
+		&fCfg.LogsDir}
+	if fCfg.SThgConf != nil {
+		vars = append(vars, &fCfg.SThgConf.Home, &fCfg.SThgConf.BinDir)
+	}
+	for _, field := range vars {
 		var err error
 		if *field, err = common.ResolveEnvVar(*field); err != nil {
 			return err
@@ -106,12 +123,17 @@ func updateConfigFromFile(c *Config, confFile string) error {
 	if fCfg.HTTPPort == "" {
 		fCfg.HTTPPort = c.FileConf.HTTPPort
 	}
+	if fCfg.LogsDir == "" {
+		fCfg.LogsDir = c.FileConf.LogsDir
+	}
 
 	// Resolve webapp dir (support relative or full path)
 	fCfg.WebAppDir = strings.Trim(fCfg.WebAppDir, " ")
 	if !strings.HasPrefix(fCfg.WebAppDir, "/") && exePath != "" {
+		cwd, _ := os.Getwd()
+
 		// Check first from current directory
-		for _, rootD := range []string{cwd, exePath} {
+		for _, rootD := range []string{exePath, cwd} {
 			ff := path.Join(rootD, fCfg.WebAppDir, "index.html")
 			if common.Exists(ff) {
 				fCfg.WebAppDir = path.Join(rootD, fCfg.WebAppDir)
@@ -123,3 +145,12 @@ func updateConfigFromFile(c *Config, confFile string) error {
 	c.FileConf = fCfg
 	return nil
 }
+
+// FoldersConfigFilenameGet
+func FoldersConfigFilenameGet() (string, error) {
+	usr, err := user.Current()
+	if err != nil {
+		return "", err
+	}
+	return path.Join(usr.HomeDir, ConfigDir, FoldersConfigFilename), nil
+}