[jenkins]add job trigger,to update github pull request status instantly

tools/jenkins-scripts/job-trigger.py

@@ -0,0 +1,79 @@
+#Github pull reqest builder for Jenkins 
+
+import json
+import re
+import os
+import requests
+import sys
+import traceback
+
+def main():
+    #get payload from os env
+    payload_str = os.environ['payload']
+    #parse to json obj
+    payload = json.loads(payload_str)
+
+    #get pull number
+    pr_num = payload['number']
+    print 'pr_num:' + str(pr_num)
+
+    #build for pull request action 'open' and 'synchronize', skip 'close'
+    action = payload['action']
+    print 'action: ' + action
+
+    pr = payload['pull_request']
+    
+    url = pr['html_url']
+    print "url:" + url
+    
+    #get statuses url
+    statuses_url = pr['statuses_url']
+
+    #get pr target branch
+    branch = pr['base']['ref']
+
+    #set commit status to pending
+    target_url = os.environ['BUILD_URL']
+    
+    if(action == 'closed'):
+        print 'pull request #' + str(pr_num) + ' is '+action+', no build triggered'
+        return(0)
+  
+    r = requests.get(pr['url']+"/commits")
+    commits = r.json()
+    last_commit = commits[len(commits)-1]
+    message = last_commit['commit']['message']
+
+    pattern = re.compile("\[ci(\s+)skip\]", re.I)
+    result = pattern.search(message)
+    if result is not None:
+        print 'skip build for pull request #' + str(pr_num)
+        return(0)
+    
+    data = {"state":"pending", "target_url":target_url}
+    access_token = os.environ['GITHUB_ACCESS_TOKEN']
+    Headers = {"Authorization":"token " + access_token} 
+
+    try:
+        requests.post(statuses_url, data=json.dumps(data), headers=Headers)
+    except:
+        traceback.print_exc()
+
+    job_trigger_url = os.environ['JOB_TRIGGER_URL']+access_token
+    #send trigger and payload
+    post_data = {'payload':""}
+    post_data['payload']= payload_str
+    requests.post(job_trigger_url, data=post_data)
+
+    return(0)
+
+# -------------- main --------------
+if __name__ == '__main__':
+    sys_ret = 0
+    try:    
+        sys_ret = main()
+    except:
+        traceback.print_exc()
+        sys_ret = 1
+    finally:
+        sys.exit(sys_ret)