启动 mongod 的 script 要用绝对路径，因为是要 sudo 去执行

mongod.conf

@@ -7,5 +7,5 @@ security:
    javascriptEnabled:  true
    authorization: enabled
 systemLog:
-   path: ../mongodb/log/mongod.log  #日志路径。                                                                                                          
+   path: /home/adot/mongodb/log/mongod.log  #日志路径。                                                                                                          
    destination: file #日志输出方式。file/syslog,如果是file，需指定path，默认是输出到标准输出流中  

package.json

@@ -6,9 +6,9 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "dev": "node --inspect-brk ./",
-    "mongod": "~/mongodb/bin/mongod -f ./mongod.conf --logpath ~/mongodb/log/mongod.log",
-    "mongodump": "~/mongodb/bin/mongodump -h localhost:6842 -d vic -o ~/mongodb/backup",
-    "mongorestore": "~/mongodb/bin/mongorestore -h localhost:6842 -d vic -o ~/mongodb/backup/vic",
+    "mongod": "/home/adot/mongodb/bin/mongod -f ./mongod.conf --logpath /home/adot/mongodb/log/mongod.log",
+    "mongodump": "/home/adot/mongodb/bin/mongodump -h localhost:6842 -d vic -o /home/adot/mongodb/backup",
+    "mongorestore": "/home/adot/mongodb/bin/mongorestore -h localhost:6842 -d vic -o /home/adot/mongodb/backup/vic",
     "daemon.pm2": "cross-env NODE_ENV=production pm2 start index.js --name vic.server"
   },
   "author": "Nova.xu",