bug fix

@@ -21,10 +21,10 @@ JENKINS_UPDATE_VAR_URL = "http://jenkins.yohops.com/job/yoho-ansible-roles/build
 JENKINS_TOKEN = "607f13cd5f7ff5bdf5813f9745d7da49"
 
 def main_handler(event, context):
-    if not event['queryString']
-      return
     print("start to process mysql alarm: %s" % event['queryString'])
     return_str = "OK"
+    if "auth" not in event['queryString']  or "host" not in   event['queryString']  or "alarm" not in  event['queryString'] :
+        return_str = "Request params failed" 
     elif event['queryString']['auth'] != 'yohomysqlfailover123456887':
         return_str = "Auth Failed"
     else:
@@ -38,16 +38,16 @@ def main_handler(event, context):
 def ansible_tower_process(down_host, alarm):
    if not down_host:
        return
-   if  "mysql" not in alarm.lower() or  "is down" not in alarm.lower() 
+   if  "mysql" not in alarm.lower() or  "is down" not in alarm.lower():
       print("ignore this alarm :%s" % alarm)
       return
+
    ## az1, az2, az3
-   
-   for inventory in [ 6, 5, 4]:
+   INVENTORY_ENV = {6: "az1", 5: "az2", 4: "az3"}
+   keys = []
+   values = []
+   for inventory in [ 4]:
       extra_var = {}
-        ## for update git
-      keys = []
-      values = []
       r = requests.get(ansible_url + "/inventories/%i/" %inventory, auth=(ansible_user, ansible_password))
       inventory_vars = json.loads( r.json()['variables'])
       for key in inventory_vars:
@@ -84,9 +84,11 @@ def ansible_tower_process(down_host, alarm):
       job_id = r_cobar.json()['job']
       make_sure_job_success(job_id) 
 
-       #update git
+   #last: update git
+   if not keys and not values:
       jenkins_param = {"token": JENKINS_TOKEN,  "MODIFY_ENV": INVENTORY_ENV[inventory],  "key": ",".join(keys), "value": ",".join(values)}
       requests.get(JENKINS_UPDATE_VAR_URL, params = jenkins_param)
+      print("start to update ansible git variables : %s" % jenkins_param)
    return 0 
     
 
@@ -120,4 +122,4 @@ def alert_to_dingding(down_host, alarm, ret):
     r = requests.post(url = DING, json = ding_req) 
     print("Send DingDing message result:%s, request: %s "  %(r, ding_req)) 
     return("SUCCESS")
-  
\ No newline at end of file
+