fix: config issue

backend/conf/config.yml

@@ -1,3 +1,27 @@
-info:
-  edition: global.edition.community
-  version: v0.6.3
+# Crawlab Configuration File
+edition: global.edition.community
+version: v0.6.3
+
+mongo:
+  host: localhost
+  port: 27017
+  db: crawlab_test
+  username: ""
+  password: ""
+  authSource: "admin"
+
+server:
+  host: 0.0.0.0
+  port: 8000
+
+grpc:
+  address: localhost:9666
+  server:
+    address: 0.0.0.0:9666
+  authKey: Crawlab2021!
+
+api:
+  endpoint: http://localhost:8000
+
+log:
+  path: /var/log/crawlab

core/config/config.go

@@ -1,7 +1,6 @@
 package config
 
 import (
-	"bytes"
 	"github.com/apex/log"
 	"github.com/crawlab-team/crawlab/trace"
 	"github.com/fsnotify/fsnotify"
@@ -63,14 +62,10 @@ func (c *Config) Init() (err error) {
 	replacer := strings.NewReplacer(".", "_")
 	viper.SetEnvKeyReplacer(replacer)
 
-	// read default config
-	defaultConfBuf := bytes.NewBufferString(DefaultConfigYaml)
-	if err := viper.ReadConfig(defaultConfBuf); err != nil {
-		return trace.TraceError(err)
-	}
-
-	// merge config
-	if err := viper.MergeInConfig(); err != nil { // viper parsing config file
+	// read in config
+	if err := viper.ReadInConfig(); err != nil {
+		log.Errorf("Error reading config file, %s", err)
+		trace.PrintError(err)
 		return err
 	}
 

core/config/default_config.go

@@ -1,39 +0,0 @@
-package config
-
-var DefaultConfigYaml = `
-version: v0.6.3
-edition: global.edition.community
-mongo:
-  host: localhost
-  port: 27017
-  db: crawlab_test
-  username: ""
-  password: ""
-  authSource: "admin"
-server:
-  host: 0.0.0.0
-  port: 8000
-spider:
-  fs: "/spiders"
-  workspace: "/workspace"
-  repo: "/repo"
-task:
-  workers: 16
-  cancelWaitSeconds: 30
-grpc:
-  address: localhost:9666
-  server:
-    address: 0.0.0.0:9666
-  authKey: Crawlab2021!
-fs:
-  filer:
-    proxy: http://localhost:8888
-    url: http://localhost:8000/filer
-    authKey: Crawlab2021!
-node:
-  master: Y
-api:
-  endpoint: http://localhost:8000
-log:
-  path: /var/log/crawlab
-`