/usr/share/check_mk/modules/compresslog.py is in check-mk-server 1.2.8p16-1ubuntu0.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | #!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# | ____ _ _ __ __ _ __ |
# | / ___| |__ ___ ___| | __ | \/ | |/ / |
# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / |
# | | |___| | | | __/ (__| < | | | | . \ |
# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ |
# | |
# | Copyright Mathias Kettner 2014 mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation in version 2. check_mk is distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with-
# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU General Public License for more de-
# tails. You should have received a copy of the GNU General Public
# License along with GNU Make; see the file COPYING. If not, write
# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
# Boston, MA 02110-1301 USA.
# Helper file for more effectively organizing monitoring log files.
# Rewrites existing logfiles for CMC. You can concatenate several
# logfiles and then compress them. Do *not* compress compressed
# files again.
def do_compress_history(args):
if not args:
bail_out("Please specify files to compress.")
for filename in args:
try:
verbose("%s..." % filename)
compress_history_file(filename, filename + ".compressed")
verbose("OK\n")
except Exception, e:
if opt_debug:
raise
bail_out(str(e))
def compress_history_file(input_path, output_path):
known_services = {}
machine_state = "START"
output = file(output_path, "w")
for line in file(input_path):
skip_this_line = False
timestamp = int(line[1:11])
line_type, host, service = parse_history_line(line)
vverbose("%s (%s) %s / %s / %s\n" % (line, machine_state, line_type, host, service))
if line_type == "RESTART" or line_type == "LOGGING_INITIAL":
if machine_state != "START":
machine_state = "AFTER_RESTART"
services_after_reload = {}
if line_type == "LOGGING_INITIAL":
skip_this_line = True
elif line_type == "CURRENT":
if machine_state not in ("START", "CURRENT", "AFTER_RESTART"):
raise Exception("Unexpected line %s (while in state %s)" % (line, machine_state))
machine_state = "CURRENT"
known_services.setdefault(host, set([])).add(service)
elif line_type == "INITIAL":
if machine_state == "OPERATION":
pass # happens at CMC. That does not create a log entry on reload
elif machine_state == "START":
machine_state = "INITIAL"
known_services.setdefault(host, set([])).add(service)
services_after_reload = {}
elif machine_state not in ("AFTER_RESTART", "INITIAL"):
raise Exception("Unexpected line %s (while in state %s)" % (line, machine_state))
else:
machine_state = "INITIAL"
services_after_reload.setdefault(host, set([])).add(service)
if host in known_services and service in known_services[host]:
skip_this_line = True
elif line_type == "OPERATION":
if machine_state != "START":
if machine_state == "INITIAL":
for host in known_services.keys():
if host not in services_after_reload:
for service in known_services[host]:
log_vanished_object(output, timestamp, host, service)
del known_services[host]
else:
known = known_services[host]
after_reload = services_after_reload[host]
for service in list(known):
if service not in after_reload:
log_vanished_object(output, timestamp, host, service)
known.remove(service)
machine_state = "OPERATION"
else:
pass
if not skip_this_line:
output.write(line)
def parse_history_line(line):
command = get_line_command(line)
if "INITIAL" in command:
host, service = get_host_service_from_history_line(command, line)
return "INITIAL", host, service
elif "CURRENT" in command:
host, service = get_host_service_from_history_line(command, line)
return "CURRENT", host, service
elif "logging intitial" in command \
or "logging initial" in command:
return "LOGGING_INITIAL", None, None
elif "LOG ROTATION" in command \
or "LOG VERSION" in command:
return "RESTART", None, None
else:
return "OPERATION", None, None
def get_host_service_from_history_line(command, line):
arguments = line.split(":")[1].strip().split(";")
if "HOST" in command:
return arguments[0], None
else:
return arguments[0], arguments[1]
def get_line_command(line):
if ":" in line:
return line.split(":")[0].split("]")[1].strip()
else:
return line.split("]")[1].strip()
def log_vanished_object(output, timestamp, host, service):
if service:
output.write("[%s] VANISHED SERVICE: %s;%s\n" % (timestamp, host, service))
else:
output.write("[%s] VANISHED HOST: %s\n" % (timestamp, host))
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