禁止注册 passwd 中存在的用户名

config.coffee

@@ -4,11 +4,6 @@ module.exports =
     listen: 3000
 
   account:
-    invalid_username: [
-      'root', 'daemon', 'bin', 'sys', 'sync', 'games', 'man', 'lp', 'mail', 'colord', 'nobody',
-      'syslog', 'sshd', 'ntp', 'memcache', 'mongodb', 'rpadmin', 'postfix', 'libuuid', 'mysql',
-      'news', 'uucp', 'proxy', 'www-data', 'backup', 'list', 'irc', 'gnats', 'messagebus'
-    ]
     cookie_time: 30 * 24 * 3600 * 1000
 
   i18n:

core/router/account.coffee

@@ -22,24 +22,25 @@ exports.post '/signup', errorHandling, (req, res) ->
   unless utils.rx.password.test req.body.password
     return res.error 'invalid_password'
 
-  if req.body.username in config.account.invalid_username
-    return res.error 'username_exist'
-
-  mAccount.byUsername req.body.username, (err, account) ->
-    if account
+  require('../../plugin/linux/monitor').loadPasswd (passwd_cache) ->
+    if req.body.username in _.values(passwd_cache)
       return res.error 'username_exist'
 
-    mAccount.byEmail req.body.email, (err, account) ->
+    mAccount.byUsername req.body.username, (err, account) ->
       if account
-        return res.error 'email_exist'
+        return res.error 'username_exist'
 
-      mAccount.register req.body.username, req.body.email, req.body.password, (err, account) ->
-        mAccount.createToken account, {}, (err, token)->
-          res.cookie 'token', token,
-            expires: new Date(Date.now() + config.account.cookie_time)
+      mAccount.byEmail req.body.email, (err, account) ->
+        if account
+          return res.error 'email_exist'
 
-          res.json
-            id: account._id
+        mAccount.register req.body.username, req.body.email, req.body.password, (err, account) ->
+          mAccount.createToken account, {}, (err, token)->
+            res.cookie 'token', token,
+              expires: new Date(Date.now() + config.account.cookie_time)
+
+            res.json
+              id: account._id
 
 exports.post '/login', errorHandling, (req, res) ->
   mAccount.byUsernameOrEmailOrId req.body.username, (err, account) ->

plugin/linux/monitor.coffee

@@ -22,7 +22,7 @@ exports.loadPasswd = (callback) ->
   app.redis.get 'rp:passwd_cache', (err, result) ->
     if result
       passwd_cache = JSON.parse result
-      callback()
+      callback passwd_cache
     else
       fs.readFile '/etc/passwd', (err, content) ->
         throw err if err
@@ -36,7 +36,7 @@ exports.loadPasswd = (callback) ->
             passwd_cache[uid] = username
 
         app.redis.setex 'rp:passwd_cache', 120, JSON.stringify(passwd_cache), ->
-          callback()
+          callback passwd_cache
 
 exports.getProcessList = (callback) ->
   app.redis.get 'rp:process_list', (err, plist) ->