Use update hook to add post event to redis. Use GL_ID instead of GL_USER

CHANGELOG

+v1.0.4
+  - requires gitlab b698094
+  - dont use post-receive file any more. Make all updates in update
+  - fixed issue with invalid GL_USER
+  - use GL_ID instead of GL_USER

hooks/post-receive

-#!/usr/bin/env bash
+#!/usr/bin/env ruby
 
-# This file was placed here by GitLab. It makes sure that your pushed commits
-# will be processed properly.
+# This file was placed here by GitLab.
+# IT IS DEPRECATED NOW.
+# All GitLab logic handled by update hook
 
-while read oldrev newrev ref
-do
-  # For every branch or tag that was pushed, create a Resque job in redis.
-  repo_path=`pwd`
-  env -i redis-cli rpush "resque:gitlab:queue:post_receive" "{\"class\":\"PostReceive\",\"args\":[\"$repo_path\",\"$oldrev\",\"$newrev\",\"$ref\",\"$GL_USER\"]}" > /dev/null 2>&1
-done

hooks/update

@@ -4,7 +4,7 @@
 # will be processed properly.
 
 refname = ARGV[0]
-key_id  = ENV['GL_USER']
+key_id  = ENV['GL_ID']
 repo_path = `pwd`
 
 require_relative '../lib/gitlab_update'

lib/gitlab_shell.rb

@@ -16,7 +16,7 @@ class GitlabShell
       parse_cmd
 
       if git_cmds.include?(@git_cmd)
-        ENV['GL_USER'] = @key_id
+        ENV['GL_ID'] = @key_id
 
         if validate_access
           process_cmd

lib/gitlab_update.rb

@@ -3,34 +3,39 @@ require_relative 'gitlab_net'
 
 class GitlabUpdate
   def initialize(repo_path, key_id, refname)
+    @repo_path = repo_path.strip
     @repo_name = repo_path
     @repo_name.gsub!(GitlabConfig.new.repos_path.to_s, "")
     @repo_name.gsub!(/.git$/, "")
     @repo_name.gsub!(/^\//, "")
 
     @key_id = key_id
-    @refname = /refs\/heads\/([\w\.-]+)/.match(refname).to_a.last
+    @refname = refname
+    @branch_name = /refs\/heads\/([\w\.-]+)/.match(refname).to_a.last
+
+    @oldrev  = ARGV[1]
+    @newrev  = ARGV[2]
   end
 
   def exec
-    # Skip update hook for local push when key_id is nil
-    # It required for gitlab instance to make local pushes
-    # without validation of access
-    exit 0 if @key_id.nil?
-
-    # Also skip update hook for non-gitlab keys
-    # and reset GL_USER env
-    unless @key_id =~ /\Akey\-\d+\Z/
-      ENV['GL_USER'] = nil
-      exit 0
-    end
+    # reset GL_USER env since we already
+    # get value from it
+    ENV['GL_ID'] = nil
 
-    if api.allowed?('git-receive-pack', @repo_name, @key_id, @refname)
+    # If its push over ssh
+    # we need to check user persmission per branch first
+    if ssh?
+      if api.allowed?('git-receive-pack', @repo_name, @key_id, @branch_name)
+        update_redis
         exit 0
       else
-      puts "GitLab: You are not allowed to access #{@refname}! "
+        puts "GitLab: You are not allowed to access #{@branch_name}! "
         exit 1
       end
+    else
+      update_redis
+      exit 0
+    end
   end
 
   protected
@@ -38,4 +43,13 @@ class GitlabUpdate
   def api
     GitlabNet.new
   end
+
+  def ssh?
+    @key_id =~ /\Akey\-\d+\Z/
+  end
+
+  def update_redis
+    command = "env -i redis-cli rpush 'resque:gitlab:queue:post_receive' '{\"class\":\"PostReceive\",\"args\":[\"#{@repo_path}\",\"#{@oldrev}\",\"#{@newrev}\",\"#{@refname}\",\"#{@key_id}\"]}' > /dev/null 2>&1"
+    system(command)
+  end
 end