gunicorn: updated with expanded gunicorn_conf.py

configs/gunicorn_config.py

@@ -1,113 +1,151 b''
 """
 gunicorn config extension and hooks. Sets additional configuration that is
 available post the .ini config.
 
 - workers = ${cpu_number}
 - threads = 1
 - proc_name = ${gunicorn_proc_name}
 - worker_class = sync
 - worker_connections = 10
 - max_requests = 1000
 - max_requests_jitter = 30
 - timeout = 21600
 
 """
 
 import multiprocessing
 import sys
 import time
 import datetime
 import threading
 import traceback
 from gunicorn.glogging import Logger
 
 
 # GLOBAL
 errorlog = '-'
 accesslog = '-'
 loglevel = 'debug'
 
 # SECURITY
+
+# The maximum size of HTTP request line in bytes.
 limit_request_line = 4094
-limit_request_fields = 100
-limit_request_field_size = 8190
+
+# Limit the number of HTTP headers fields in a request.
+limit_request_fields = 1024
+
+# Limit the allowed size of an HTTP request header field.
+# Value is a positive number or 0.
+# Setting it to 0 will allow unlimited header field sizes.
+limit_request_field_size = 0
+
+
+# Timeout for graceful workers restart.
+# After receiving a restart signal, workers have this much time to finish
+# serving requests. Workers still alive after the timeout (starting from the
+# receipt of the restart signal) are force killed.
+graceful_timeout = 30
+
+
+# The number of seconds to wait for requests on a Keep-Alive connection.
+# Generally set in the 1-5 seconds range.
+keepalive = 2
+
 
 # SERVER MECHANICS
 # None == system temp dir
 worker_tmp_dir = None
 tmp_upload_dir = None
 
 # Custom log format
 access_log_format = (
     '%(t)s GNCRN %(p)-8s %(h)-15s rqt:%(L)s %(s)s %(b)-6s "%(m)s:%(U)s %(q)s" usr:%(u)s "%(f)s" "%(a)s"')
 
 # self adjust workers based on CPU count
 # workers = multiprocessing.cpu_count() * 2 + 1
 
 
 def post_fork(server, worker):
     server.log.info("[<%-10s>] WORKER spawned", worker.pid)
 
 
 def pre_fork(server, worker):
     pass
 
 
 def pre_exec(server):
     server.log.info("Forked child, re-executing.")
 
 
+def on_starting(server):
+    server.log.info("Server is starting.")
+
+
 def when_ready(server):
     server.log.info("Server is ready. Spawning workers")
 
 
+def on_reload(server):
+    pass
+
+
 def worker_int(worker):
     worker.log.info("[<%-10s>] worker received INT or QUIT signal", worker.pid)
 
     # get traceback info, on worker crash
     id2name = dict([(th.ident, th.name) for th in threading.enumerate()])
     code = []
     for thread_id, stack in sys._current_frames().items():
         code.append(
             "\n# Thread: %s(%d)" % (id2name.get(thread_id, ""), thread_id))
         for fname, lineno, name, line in traceback.extract_stack(stack):
             code.append('File: "%s", line %d, in %s' % (fname, lineno, name))
             if line:
                 code.append("  %s" % (line.strip()))
     worker.log.debug("\n".join(code))
 
 
 def worker_abort(worker):
     worker.log.info("[<%-10s>] worker received SIGABRT signal", worker.pid)
 
 
+def worker_exit(server, worker):
+    worker.log.info("[<%-10s>] worker exit", worker.pid)
+
+
+def child_exit(server, worker):
+    worker.log.info("[<%-10s>] worker child exit", worker.pid)
+
+
 def pre_request(worker, req):
     return
     worker.log.debug("[<%-10s>] PRE WORKER: %s %s",
                      worker.pid, req.method, req.path)
 
 
 def post_request(worker, req, environ, resp):
     return
     worker.log.debug("[<%-10s>] POST WORKER: %s %s resp: %s", worker.pid,
                      req.method, req.path, resp.status_code)
 
 
+
 class RhodeCodeLogger(Logger):
     """
     Custom Logger that allows some customization that gunicorn doesn't allow
     """
 
     datefmt = r"%Y-%m-%d %H:%M:%S"
 
     def __init__(self, cfg):
         Logger.__init__(self, cfg)
 
     def now(self):
         """ return date in RhodeCode Log format """
         now = time.time()
         msecs = int((now - long(now)) * 1000)
         return time.strftime(self.datefmt, time.localtime(now)) + '.{0:03d}'.format(msecs)
 
 
 logger_class = RhodeCodeLogger