# Description: squid netdata python.d module
# Author: Pawel Krupa (paulfantom)
-from base import NetSocketService
+from base import SocketService
+import select
# default module values (can be overridden per job in `config`)
# update_every = 2
priority = 60000
-retries = 5
+retries = 60
# charts order (can be overridden if you want less charts, or different order)
ORDER = ['clients_net', 'clients_requests', 'servers_net', 'servers_requests']
CHARTS = {
'clients_net': {
- 'options': [None, "Squid Client Bandwidth", "kilobits/s", "clients", "squid.clients.net" "area"],
+ 'options': [None, "Squid Client Bandwidth", "kilobits/s", "clients", "squid.clients_net", "area"],
'lines': [
["client_http_kbytes_in", "in", "incremental", 8, 1],
["client_http_kbytes_out", "out", "incremental", -8, 1],
["client_http_hit_kbytes_out", "hits", "incremental", -8, 1]
]},
'clients_requests': {
- 'options': [None, "Squid Client Requests", "requests/s", "clients", "squid.clients.requests", 'line'],
+ 'options': [None, "Squid Client Requests", "requests/s", "clients", "squid.clients_requests", 'line'],
'lines': [
- ["client_http_requests", "requests"],
- ["client_http_hits", "hits"],
+ ["client_http_requests", "requests", "incremental"],
+ ["client_http_hits", "hits", "incremental"],
["client_http_errors", "errors", "incremental", -1, 1]
]},
'servers_net': {
- 'options': [None, "Squid Server Bandwidth", "kilobits/s", "servers", "squid.servers.net" "area"],
+ 'options': [None, "Squid Server Bandwidth", "kilobits/s", "servers", "squid.servers_net", "area"],
'lines': [
["server_all_kbytes_in", "in", "incremental", 8, 1],
["server_all_kbytes_out", "out", "incremental", -8, 1]
]},
'servers_requests': {
- 'options': [None, "Squid Server Requests", "requests/s", "servers", "squid.servers.requests", 'line'],
+ 'options': [None, "Squid Server Requests", "requests/s", "servers", "squid.servers_requests", 'line'],
'lines': [
- ["server_all_requests", "requests"],
+ ["server_all_requests", "requests", "incremental"],
["server_all_errors", "errors", "incremental", -1, 1]
]}
}
-class Service(NetSocketService):
+class Service(SocketService):
def __init__(self, configuration=None, name=None):
- NetSocketService.__init__(self, configuration=configuration, name=name)
+ SocketService.__init__(self, configuration=configuration, name=name)
+ self._keep_alive = True
self.request = ""
self.host = "localhost"
self.port = 3128
Get data via http request
:return: dict
"""
+ response = self._get_raw_data()
+
+ data = {}
try:
- raw = self._get_raw_data().split('\n')
- if "200 OK" not in raw[0]:
+ raw = ""
+ for tmp in response.split('\r\n'):
+ if tmp.startswith("sample_time"):
+ raw = tmp
+ break
+
+ if raw.startswith('<'):
+ self.error("invalid data received")
return None
- data = {}
- for row in raw:
+
+ for row in raw.split('\n'):
if row.startswith(("client", "server.all")):
tmp = row.split("=")
data[tmp[0].replace('.', '_').strip(' ')] = int(tmp[1])
- return data
- except (ValueError, AttributeError):
+ except (ValueError, AttributeError, TypeError):
+ self.error("invalid data received")
+ return None
+
+ if len(data) == 0:
+ self.error("no data received")
return None
+ else:
+ return data
+
+ def _check_raw_data(self, data):
+ header = data[:1024].lower()
+
+ if "connection: keep-alive" in header:
+ self._keep_alive = True
+ else:
+ self._keep_alive = False
+
+ if data[-7:] == "\r\n0\r\n\r\n" and "transfer-encoding: chunked" in header: # HTTP/1.1 response
+ self.debug("received full response from squid")
+ return True
+
+ self.debug("waiting more data from squid")
+ return False
def check(self):
"""
req = self.request.decode()
if not req.startswith("GET"):
req = "GET " + req
- if not req.endswith(" HTTP/1.0\r\n\r\n"):
- req += " HTTP/1.0\r\n\r\n"
+ if not req.endswith(" HTTP/1.1\r\n\r\n"):
+ req += " HTTP/1.1\r\n\r\n"
self.request = req.encode()
- #
- # # autodetect squid
- # if type(self.port) is tuple:
- # ports = self.port
- # for port in ports:
- # self.port = port
- # urls = ["cache_object://" + self.host + ":" + str(port) + "/counters",
- # "/squid-internal-mgr/counters"]
- # for url in urls:
- # tmp = "GET " + url + " HTTP/1.0\r\n\r\n"
- # self.request = tmp.encode()
- # if self._get_data() is not None:
- # return True
- # else:
- if True:
- if self._get_data() is not None:
- return True
- else:
- return False
-
-
-
-
-
-
-
-
+ if self._get_data() is not None:
+ return True
+ else:
+ return False