diff options
Diffstat (limited to 'doc')
| -rwxr-xr-x | doc/stats_dabmux_multi.py | 108 |
1 files changed, 98 insertions, 10 deletions
diff --git a/doc/stats_dabmux_multi.py b/doc/stats_dabmux_multi.py index 679ae6b..605e717 100755 --- a/doc/stats_dabmux_multi.py +++ b/doc/stats_dabmux_multi.py @@ -1,7 +1,11 @@ #!/usr/bin/env python2 # -# present statistics from dabmux Stats Server -# to munin +# present statistics from dabmux Stats Server and ZeroMQ RC +# to munin. Expects Stats server on port 12720 and ZeroMQ RC +# on port 12722. +# +# Copy this to /etc/munin/plugins/stats_dabmux_multi +# and make it executable (chmod +x) import sys import json @@ -10,7 +14,19 @@ import os import re config_top = """ -""" +multigraph clocktai_expiry +graph_title Time to expiry for TAI bulletin +graph_order expiry +graph_args --base 1000 +graph_vlabel Number of seconds until expiry +graph_category dabmux +graph_info This graph shows the number of remaining seconds this bulletin is valid + +expiry.info Seconds until expiry +expiry.label Seconds until expiry +expiry.min 0 +expiry.warning {onemonth}: +""".format(onemonth=3600*24*30) #default data type is GAUGE @@ -107,7 +123,45 @@ def do_transaction(command, sock): sys.stderr.write("Could not receive data for command '{}'\n".format(command)) sys.exit(1) -def connect(): +def do_multipart_transaction(message_parts, sock): + """To a send + receive transaction, quit whole program on timeout""" + if isinstance(message_parts, str): + sys.stderr.write("do_transaction expects a list!\n"); + sys.exit(1) + + for i, part in enumerate(message_parts): + if i == len(message_parts) - 1: + f = 0 + else: + f = zmq.SNDMORE + sock.send(part, flags=f) + + poller = zmq.Poller() + poller.register(sock, zmq.POLLIN) + + socks = dict(poller.poll(1000)) + if socks: + if socks.get(sock) == zmq.POLLIN: + rxpackets = sock.recv_multipart() + return rxpackets + + raise RCException("Could not receive data for command '{}'\n".format( + message_parts)) + +def get_rc_value(module, name, sock): + try: + parts = do_multipart_transaction([b"get", module.encode(), name.encode()], + sock) + if len(parts) != 1: + sys.stderr.write("Received unexpected multipart message {}\n".format( + parts)) + sys.exit(1) + return parts[0].decode() + except RCException as e: + print("get {} {} fail: {}".format(module, name, e)) + return "" + +def connect_to_stats(): """Create a connection to the dabmux stats server returns: the socket""" @@ -124,13 +178,46 @@ def connect(): return sock -re_state = re.compile(r"\w+ \((\d+)\)") +def connect_to_rc(): + """Create a connection to the dabmux RC -if len(sys.argv) == 1: - sock = connect() - values = json.loads(do_transaction("values", sock))['values'] + returns: the socket""" + + sock = zmq.Socket(ctx, zmq.REQ) + sock.set(zmq.LINGER, 5) + sock.connect("tcp://localhost:12722") + + try: + ping_answer = do_multipart_transaction([b"ping"], sock) + + if not ping_answer == [b"ok"]: + sys.stderr.write("Wrong answer to ping\n") + sys.exit(1) + except RCException as e: + print("connect failed because: {}".format(e)) + sys.exit(1) + return sock + +def handle_re(graph_name, re, rc_value, group_number=1): + match = re.search(rc_value) + if match: + return "{}.value {}\n".format(graph_name, match.group(group_number)) + else: + return "{}.value U\n".format(graph_name) + +if len(sys.argv) == 1: munin_values = "" + + sock_rc = connect_to_rc() + clocktai_expiry = get_rc_value("clocktai", "expiry", sock_rc) + re_clocktai_expiry = re.compile(r"(\d+)", re.X) + munin_values += "multigraph clocktai_expiry\n" + munin_values += handle_re("expiry", re_clocktai_expiry, clocktai_expiry) + + sock_stats = connect_to_stats() + values = json.loads(do_transaction("values", sock_stats))['values'] + for ident in values: v = values[ident]['inputstat'] @@ -147,6 +234,7 @@ if len(sys.argv) == 1: if 'state' in v: # If ODR-DabMux is v1.3.1-3 or older, it doesn't export state + re_state = re.compile(r"\w+ \((\d+)\)") match = re_state.match(v['state']) if match: munin_values += "multigraph state_{ident}\n".format(ident=ident_) @@ -157,9 +245,9 @@ if len(sys.argv) == 1: print(munin_values) elif len(sys.argv) == 2 and sys.argv[1] == "config": - sock = connect() + sock_stats = connect_to_stats() - config = json.loads(do_transaction("config", sock)) + config = json.loads(do_transaction("config", sock_stats)) munin_config = config_top |