def launch_monitoring(args):
es = ElasticReport(args=args)
json_handler = FDJsonServer(es=es)
env = os.environ.copy()
env["DQM2_SOCKET"] = json_handler.fn
def preexec():
try:
# ensure the child dies if we are SIGKILLED
import ctypes
libc = ctypes.CDLL("libc.so.6")
PR_SET_PDEATHSIG = 1
libc.prctl(PR_SET_PDEATHSIG, signal.SIGKILL)
except:
log("Failed to setup PR_SET_PDEATHSIG.")
pass
p = subprocess.Popen(args.pargs, preexec_fn=preexec, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, close_fds=True, env=env)
CURRENT_PROC.append(p)
zlog = None
if args.zlog:
try:
relpath = os.path.dirname(__file__)
sys.path.append(relpath)
from ztee import GZipLog
zlog_ = GZipLog(log_file=args.zlog)
es.update_doc({ "stdlog_gzip": args.zlog })
log("Open gzip log file: %s" % args.zlog)
zlog = zlog_
except Exception, e:
log("Failed to setup zlog file: " + str(e))
def launch_monitoring(args):
es = ElasticReport(args=args)
json_handler = FDJsonServer(es=es, args=args)
env = os.environ.copy()
env["DQM2_SOCKET"] = json_handler.fn
def preexec():
try:
# ensure the child dies if we are SIGKILLED
import ctypes
libc = ctypes.CDLL("libc.so.6")
PR_SET_PDEATHSIG = 1
libc.prctl(PR_SET_PDEATHSIG, signal.SIGKILL)
except:
log("Failed to setup PR_SET_PDEATHSIG.")
pass
p = subprocess.Popen(args.pargs,
preexec_fn=preexec,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
close_fds=True,
env=env)
CURRENT_PROC.append(p)
zlog = None
if args.zlog:
try:
relpath = os.path.dirname(__file__)
sys.path.append(relpath)
from ztee import GZipLog
zlog_ = GZipLog(log_file=args.zlog)
es.update_doc({"stdlog_gzip": args.zlog})
log("Open gzip log file: %s" % args.zlog)
zlog = zlog_
except Exception as e:
log("Failed to setup zlog file: " + str(e))
es.update_doc({"pid": p.pid})
es.update_doc({"monitoring_pid": os.getpid()})
es.update_doc({"monitoring_socket": json_handler.fn})
es.defaults()
es.make_report()
log_handler = FDOutputListener(fd=p.stdout.fileno(),
es=es,
zlog=zlog,
close_socket=json_handler)
log_handler.handle_line("-- starting process: %s --\n" % str(args.pargs))
try:
#manager.event_loop(timeout=5, exit_fd=p.stdout.fileno())
asyncore.loop(timeout=5)
except select.error as e:
# we have this on ctrl+c
# just terminate the child
log("Select error (we will terminate): " + str(e))
p.terminate()
# at this point the program is dead
r = p.wait()
log_handler.handle_line("\n-- process exit: %s --\n" % str(r))
log_handler.finish()
es.update_doc({"exit_code": r})
es.make_report()
CURRENT_PROC.remove(p)
return r