started implementing auto config loader

pkg/cfg/config.go

@@ -28,7 +28,7 @@ import (
 )
 
 const (
-	Version string = `v0.0.24`
+	Version string = `v0.0.25`
 )
 
 var (
@@ -133,7 +133,7 @@ func (conf *Config) Init() error {
 		}
 	}
 
-	if err := conf.SetupES(); err != nil {
+	if err := conf.SetupElasticClients(); err != nil {
 		return err
 	}
 
@@ -153,6 +153,9 @@ func (conf *Config) Init() error {
 			conf.DefaultCluster.Default = true
 		}
 	} else {
+		// load auto config, if any
+		auto := NewAutomator()
+
 		// we need to determine ourselfes
 		if len(conf.Clusters) == 1 {
 			// ok, just one cluster configured, use this, of course
@@ -161,6 +164,14 @@ func (conf *Config) Init() error {
 				conf.CurrentCluster = name
 				conf.DefaultCluster.Default = true
 			}
+		} else if auto.Error == nil && auto.IsReachable {
+			// use auto conf
+			if err := conf.SetupElasticClient(auto.Name, auto.Cluster); err != nil {
+				return err
+			}
+
+			conf.DefaultCluster = auto.Cluster
+			conf.CurrentCluster = auto.Name
 		} else {
 			// multiple ones exists, look if one is set as default
 			for name, cluster := range conf.Clusters {