more clearly error info

shunfei · Sep 26, 2018 · b2585af · b2585af
1 parent 5279e15
commit b2585af
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Showing 2 changed files with 5 additions and 4 deletions.
diff --git a/conf/conf.go b/conf/conf.go
@@ -2,6 +2,7 @@ package conf
 
 import (
  "errors"
+ "fmt"
  "io/ioutil"
  "os"
  "path"
@@ -178,12 +179,12 @@ func (c *Conf) genUUID() (string, error) {
 
  uuidDir := path.Dir(c.UUIDFile)
  if err := os.MkdirAll(uuidDir, 0755); err != nil {
- return "", err
+ return "", fmt.Errorf("failed to write UUID to file: %s. you can change UUIDFile config in base.json", err)
  }
 
  err = ioutil.WriteFile(c.UUIDFile, []byte(u.String()), 0600)
  if err != nil {
- return "", err
+ return "", fmt.Errorf("failed to write UUID to file: %s. you can change UUIDFile config in base.json", err)
  }
 
  return u.String(), nil

diff --git a/node/node.go b/node/node.go
@@ -121,14 +121,14 @@ func (n *Node) writePIDFile() {
  dir := path.Dir(n.PIDFile)
  err := os.MkdirAll(dir, 0755)
  if err != nil {
- log.Errorf("Failed to write pid file: %s", err)
+ log.Errorf("Failed to write pid file: %s. you can change PIDFile config in base.json", err)
  return
  }
 
  n.PIDFile = path.Join(dir, filename)
  err = ioutil.WriteFile(n.PIDFile, []byte(n.PID), 0644)
  if err != nil {
- log.Errorf("Failed to write pid file: %s", err)
+ log.Errorf("Failed to write pid file: %s. you can change PIDFile config in base.json", err)
  return
  }
 }