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Better handle stuck modules. Differentiate between not running and no info and tries to restart stuck ones.

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This commit is contained in:
Mokaddem 2016-11-24 16:58:32 +01:00
parent 5d269ea1ee
commit 224fbc8084
1 changed files with 19 additions and 4 deletions
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23
bin/ModuleInformation.py
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@ -36,11 +36,11 @@ command_restart_module = "screen -S \"Script\" -X screen -t \"{}\" bash -c \"./{
def getPid(module): def getPid(module):
p = Popen([command_search_pid.format(module+".py")], stdin=PIPE, stdout=PIPE, bufsize=1, shell=True) p = Popen([command_search_pid.format(module+".py")], stdin=PIPE, stdout=PIPE, bufsize=1, shell=True)
for line in p.stdout: for line in p.stdout:
print line
splittedLine = line.split() splittedLine = line.split()
if 'python2' in splittedLine: if 'python2' in splittedLine:
return int(splittedLine[0]) return int(splittedLine[0])
else: return None
return None
def clearRedisModuleInfo(): def clearRedisModuleInfo():
for k in server.keys("MODULE_*"): for k in server.keys("MODULE_*"):
@ -87,7 +87,9 @@ def kill_module(module):
p2 = Popen([command_restart_module.format(module, module)], stdin=PIPE, stdout=PIPE, bufsize=1, shell=True) p2 = Popen([command_restart_module.format(module, module)], stdin=PIPE, stdout=PIPE, bufsize=1, shell=True)
else: else:
print 'killing failed!' print 'killing failed!'
time.sleep(7) else:
print 'Module does not exist'
time.sleep(5)
if __name__ == "__main__": if __name__ == "__main__":
@ -120,6 +122,7 @@ if __name__ == "__main__":
lastTime = datetime.datetime.now() lastTime = datetime.datetime.now()
module_file_array = set() module_file_array = set()
no_info_modules = {}
path_allmod = os.path.join(os.environ['AIL_HOME'], 'doc/all_modules.txt') path_allmod = os.path.join(os.environ['AIL_HOME'], 'doc/all_modules.txt')
with open(path_allmod, 'r') as module_file: with open(path_allmod, 'r') as module_file:
for line in module_file: for line in module_file:
@ -158,7 +161,19 @@ if __name__ == "__main__":
for curr_queue in module_file_array: for curr_queue in module_file_array:
if curr_queue not in all_queue: if curr_queue not in all_queue:
printarray3.append([curr_queue, "Not running"]) printarray3.append([curr_queue, "Not running"])
else:
if len(list(server.smembers('MODULE_TYPE_'+curr_queue))) == 0:
if curr_queue not in no_info_modules:
no_info_modules[curr_queue] = int(time.time())
printarray3.append([curr_queue, "No data"])
else:
#If no info since long time, try to kill
if int(time.time()) - no_info_modules[curr_queue] > threshold_stucked_module:
kill_module(curr_queue)
no_info_modules[curr_queue] = int(time.time())
printarray3.append([curr_queue, "Stuck or idle, restarting in " + str(threshold_stucked_module - (int(time.time()) - no_info_modules[curr_queue])) + "s"])
printarray1.sort(lambda x,y: cmp(x[4], y[4]), reverse=True) printarray1.sort(lambda x,y: cmp(x[4], y[4]), reverse=True)
printarray2.sort(lambda x,y: cmp(x[4], y[4]), reverse=True) printarray2.sort(lambda x,y: cmp(x[4], y[4]), reverse=True)