Merge pull request coreos#433 from zuercher/exclusive-open-cluster-yaml

kube-aws: fail if configPath (cluster.yaml) already exists
mumoshu · Apr 25, 2016 · e541a59 · e541a59
2 parents 69871dc + 5445976
commit e541a59
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/multi-node/aws/cmd/kube-aws/command_init.go b/multi-node/aws/cmd/kube-aws/command_init.go
@@ -61,7 +61,7 @@ func runCmdInit(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("Error parsing default config template: %v", err)
 	}
 
-	out, err := os.OpenFile(configPath, os.O_CREATE|os.O_WRONLY, 0600)
+	out, err := os.OpenFile(configPath, os.O_CREATE|os.O_WRONLY|os.O_EXCL, 0600)
 	if err != nil {
 		return fmt.Errorf("Error opening %s : %v", configPath, err)
 	}