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Check_MK Git: check_mk: HP-UX: Check HP-UX tunables ( as per Cristian Calins original check)

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: 7aed22d8fe7fb80c229e376e2c2120374be182d0 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=7aed22d8fe7fb8… Author: Florian Heigl <fh(a)mathias-kettner.de> Date: Thu Jul 5 18:12:56 2012 +0200 HP-UX: Check HP-UX tunables (as per Cristian Calins original check) --- checks/hpux_tunables | 141 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 141 insertions(+), 0 deletions(-) diff --git a/checks/hpux_tunables b/checks/hpux_tunables new file mode 100644 index 0000000..c0acc76 --- /dev/null +++ b/checks/hpux_tunables @@ -0,0 +1,141 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2012 mk(a)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- +# ails. 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. + + +# These are default levels for the most critical limits. +# If they trigger, the admin SHOULD act. +hpux_tunables_nproc_default_levels = (90.0, 96.0) +hpux_tunables_nkthread_default_levels = (80.0, 85.0) + +# Example output: +# <<<hpux_tunables:sep(58)>>> +# Tunable: dbc_max_pct +# Usage: 0 +# Setting: 1 +# Percentage: 0.0 +# +# Tunable: maxdsiz +# Usage: 176676864 +# Setting: 1073741824 +# Percentage: 16.5 + + + +def parse_hpux_tunables(info): + parsed = {} + for line in info: + if "Tunable" in line[0]: + key = line[1].strip() + elif "Usage" in line[0]: + usage = saveint(line[1]) + elif "Setting" in line[0]: + threshold = saveint(line[1]) + parsed[key] = (usage, threshold) + return parsed + + +def inventory_hpux_tunables(info, hpux_tunable): + if hpux_tunable in parse_hpux_tunables(info): + if hpux_tunable == "nproc": + return [( None, "hpux_tunables_nproc_default_levels")] + elif hpux_tunable == "nkthread": + return [( None, "hpux_tunables_nkthread_default_levels")] + else: + return [(None, None)] + + +def check_hpux_tunables(item, params, info, hpux_tunable, thingname): + + parsed = parse_hpux_tunables(info) + + if hpux_tunable not in parsed: + return (3, "UNKNOWN - tunable not found in agent output") + + usage, threshold = parsed[hpux_tunable] + mimi = float(threshold) / 100 + pct = float(usage) / mimi + + state = 0 + + if params: + warn, crit = params + if float(crit) < pct: + state = 2 + elif float(warn) < pct: + state = 1 + perfdata = [ (thingname, usage, threshold, warn * mimi, crit * mimi) ] + else: + perfdata = [ (thingname, usage, threshold, '', '') ] + + return (state, nagios_state_names[state] + \ + " - %.2f%% used" % pct + state * "!" + " (%d/%d %s) " % (usage, threshold, thingname), perfdata) + + + +check_info["hpux_tunables.nkthread"] = { + "check_function" : lambda i, p, o: check_hpux_tunables(i, p, o, "nkthread", "threads"), + "inventory_function" : lambda i: inventory_hpux_tunables(i, "nkthread"), + "service_description" : "Number of threads", + "has_perfdata" : True, +} + +check_info["hpux_tunables.nproc"] = { + "check_function" : lambda i, p, o: check_hpux_tunables(i, p, o, "nproc", "processes"), + "inventory_function" : lambda i: inventory_hpux_tunables(i, "nproc"), + "service_description" : "Number of processes", + "has_perfdata" : True, +} + +check_info["hpux_tunables.maxfiles_lim"] = { + "check_function" : lambda i, p, o: check_hpux_tunables(i, p, o, "maxfiles_lim", "files"), + "inventory_function" : lambda i: inventory_hpux_tunables(i, "maxfiles_lim"), + "service_description" : "Number of open files", + "has_perfdata" : True, +} + +check_info["hpux_tunables.semmni"] = { + "check_function" : lambda i, p, o: check_hpux_tunables(i, p, o, "semmni", "semaphore ids"), + "inventory_function" : lambda i: inventory_hpux_tunables(i, "semmni"), + "service_description" : "Number of IPC Semaphore IDs", + "has_perfdata" : True, +} + +check_info["hpux_tunables.shmseg"] = { + "check_function" : lambda i, p, o: check_hpux_tunables(i, p, o, "shmseg", "segments"), + "inventory_function" : lambda i: inventory_hpux_tunables(i, "shmseg"), + "service_description" : "Number of shared memory segments", + "has_perfdata" : True, +} + +check_info["hpux_tunables.semmns"] = { + "check_function" : lambda i, p, o: check_hpux_tunables(i, p, o, "semmns", "entries"), + "inventory_function" : lambda i: inventory_hpux_tunables(i, "semmns"), + "service_description" : "Number of IPC Semaphores", + "has_perfdata" : True, +} + +# There is no check for nfile, systems that support kcusage don't have the +# limit anymore (AFAIR)

12 years, 2 months

Check_MK Git: check_mk: Updated bug entries #0783

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: 76afb81142d601d93667bc9358634702d1cd8491 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=76afb81142d601… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Thu Jul 5 16:14:07 2012 +0200 Updated bug entries #0783 --- .bugs/783 | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/.bugs/783 b/.bugs/783 new file mode 100644 index 0000000..823b2d7 --- /dev/null +++ b/.bugs/783 @@ -0,0 +1,9 @@ +Title: Plugin output in BI does not honor (!) and (!!) +Component: bi +State: open +Date: 2012-07-05 16:13:24 +Targetversion: 1.2.0 +Class: nastiness + +In the normal views we see a nice [WARN] or [CRIT] here. +In BI there is missing this markup.

12 years, 2 months

Check_MK Git: check_mk: Make sure parent directories are always created

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: 1d8da409537f212ccd0361a0c2923c08400db808 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=1d8da409537f21… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Thu Jul 5 17:18:07 2012 +0200 Make sure parent directories are always created --- web/htdocs/lib.py | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/web/htdocs/lib.py b/web/htdocs/lib.py index f1298fc..f227ecf 100644 --- a/web/htdocs/lib.py +++ b/web/htdocs/lib.py @@ -63,6 +63,8 @@ class MKInternalError(Exception): # and make it writable for the group def make_nagios_directory(path): if not os.path.exists(path): + parent_dir, lastpart = path.rsplit('/', 1) + make_nagios_directory(parent_dir) try: os.mkdir(path) gid = grp.getgrnam(defaults.www_group).gr_gid

12 years, 2 months

Check_MK Git: check_mk: Merge branch 'master' of ssh://mathias-kettner.de/ check_mk

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: f021f1cef3575e3e802f41e75f1b42b9fa8bef03 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=f021f1cef3575e… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Thu Jul 5 17:19:45 2012 +0200 Merge branch 'master' of ssh://mathias-kettner.de/check_mk ---

12 years, 2 months

Check_MK Git: check_mk: Updated bug entries #0782

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: 2f0606ba6635249ae1caf94d7b7f9a49444b07ac URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=2f0606ba663524… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Wed Jul 4 08:28:36 2012 +0200 Updated bug entries #0782 --- .bugs/782 | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/.bugs/782 b/.bugs/782 new file mode 100644 index 0000000..3dc9589 --- /dev/null +++ b/.bugs/782 @@ -0,0 +1,9 @@ +Title: WATO Homescreen has "refresh: 0 secs" in bottom line +Component: wato +State: open +Date: 2012-07-04 08:27:52 +Targetversion: 1.2.0 +Class: nastiness + +In htmllib.py we need to suppress this message if the refresh +is 0.

12 years, 2 months

Check_MK Git: check_mk: BI: speedup of rule precompilation

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: 7f575c886a7c3be19a3c8b137f9179dc04d359f6 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=7f575c886a7c3b… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Thu Jul 5 17:19:42 2012 +0200 BI: speedup of rule precompilation --- ChangeLog | 4 ++ web/htdocs/bi.py | 88 ++++++++++++++++++++++++++++++++++++++---------------- 2 files changed, 66 insertions(+), 26 deletions(-) diff --git a/ChangeLog b/ChangeLog index 93837a1..77318db 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +1.2.0p3: + BI: + * Great speed up of rule compilation in large environments + 1.2.0p2: Core: * simulation_mode: legacy_checks, custom_checks and active_checks diff --git a/web/htdocs/bi.py b/web/htdocs/bi.py index c758b95..908c64f 100644 --- a/web/htdocs/bi.py +++ b/web/htdocs/bi.py @@ -107,6 +107,7 @@ g_config_information = None # for invalidating cache after config change # without state. def load_services(): services = {} + services_by_hostname = {} html.live.set_prepend_site(True) html.live.set_auth_domain('bi') data = html.live.query("GET hosts\n" @@ -118,9 +119,11 @@ def load_services(): for site, host, varnames, values, svcs, childs, parents in data: vars = dict(zip(varnames, values)) tags = vars.get("TAGS", "").split(" ") - services[(site, host)] = (tags, svcs, childs, parents) + entry = (tags, svcs, childs, parents) + services[(site, host)] = entry + services_by_hostname.setdefault(host, []).append(entry) - return services + return services, services_by_hostname # Keep complete list of time stamps of configuration # and start of each site. Unreachable sites are registered @@ -173,13 +176,15 @@ def compile_forest(user): global did_compilation did_compilation = True + services, services_by_hostname = load_services() cache = { "forest" : {}, "aggregations_by_hostname" : {}, "host_aggregations" : {}, "affected_hosts" : {}, "affected_services": {}, - "services" : load_services(), + "services" : services, + "services_by_hostname" : services_by_hostname, "see_all" : config.may("bi.see_all"), } g_user_cache = cache @@ -227,7 +232,6 @@ def compile_forest(user): g_cache[user] = cache - # Execute an aggregation rule, but prepare arguments # and iterate FOREACH first def compile_rule_node(calllist, lvl): @@ -278,33 +282,47 @@ def find_matching_services(what, calllist): else: service_re = calllist[1] + matches = set([]) honor_site = SITE_SEP in host_re - matches = set([]) + if host_re.startswith("^(") and host_re.endswith(")$"): + middle = host_re[2:-2] + if middle in g_user_cache["services_by_hostname"]: + entries = [ (("", host_re), entry) for entry in g_user_cache["services_by_hostname"][middle] ] + host_re = "(.*)" + elif not honor_site and not '*' in host_re and not '$' in host_re and not '|' in host_re: + entries = [ (("", host_re), entry) for entry in g_user_cache["services_by_hostname"][host_re] ] + else: + entries = g_user_cache["services"].items() # TODO: Hier könnte man - wenn der Host bekannt ist, effektiver arbeiten, als # komplett alles durchzugehen. - for (site, hostname), (tags, services, childs, parents) in g_user_cache["services"].items(): + for (site, hostname), (tags, services, childs, parents) in entries: host_matches = None if not match_host_tags(tags, required_tags): continue - # For regex to have '$' anchor for end. Users might be surprised - # to get a prefix match on host names. This is almost never what - # they want. For services this is useful, however. - if host_re.endswith("$"): - anchored = host_re - else: - anchored = host_re + "$" - - # In order to distinguish hosts with the same name on different - # sites we prepend the site to the host name. If the host specification - # does not contain the site separator - though - we ignore the site - # an match the rule for all sites. - if honor_site: - host_matches = do_match(anchored, "%s%s%s" % (site, SITE_SEP, hostname)) + host_matches = None + + if host_re == '(.*)': + host_matches = (hostname, ) else: - host_matches = do_match(anchored, hostname) + # For regex to have '$' anchor for end. Users might be surprised + # to get a prefix match on host names. This is almost never what + # they want. For services this is useful, however. + if host_re.endswith("$"): + anchored = host_re + else: + anchored = host_re + "$" + + # In order to distinguish hosts with the same name on different + # sites we prepend the site to the host name. If the host specification + # does not contain the site separator - though - we ignore the site + # an match the rule for all sites. + if honor_site: + host_matches = do_match(anchored, "%s%s%s" % (site, SITE_SEP, hostname)) + else: + host_matches = do_match(anchored, hostname) if host_matches != None: if what == config.FOREACH_CHILD: @@ -319,9 +337,14 @@ def find_matching_services(what, calllist): matches.add(host_matches) else: for service in services: - svc_matches = do_match(service_re, service) - if svc_matches != None: + mo = (service_re, service) + if mo in service_nomatch_cache: + continue + m = regex(service_re).match(service) + if m: matches.add(host_matches + svc_matches) + else: + service_nomatch_cache.add(mo) matches = list(matches) matches.sort() @@ -596,12 +619,16 @@ def match_host_tags(have_tags, required_tags): def compile_leaf_node(host_re, service_re = config.HOST_STATE): found = [] honor_site = SITE_SEP in host_re + if not honor_site and not '*' in host_re and not '$' in host_re and not '|' in host_re: + entries = [ (("", host_re), entry) for entry in g_user_cache["services_by_hostname"][host_re] ] + else: + entries = g_user_cache["services"].items() # TODO: If we already know the host we deal with, we could avoid this loop - for (site, hostname), (tags, services, childs, parents) in g_user_cache["services"].items(): + for (site, hostname), (tags, services, childs, parents) in entries: # If host ends with '|@all', we need to check host tags instead # of regexes. - if host_re.endswith('|@all'): + if False and host_re.endswith('|@all'): if not match_host_tags(host_re[:-5], tags): continue elif host_re != '@all': @@ -636,17 +663,25 @@ def compile_leaf_node(host_re, service_re = config.HOST_STATE): else: for service in services: - if regex(service_re).match(service): + mo = (service_re, service) + if mo in service_nomatch_cache: + continue + m = regex(service_re).match(service) + if m: found.append({"type" : NT_LEAF, "reqhosts" : [(site, hostname)], "host" : (site, hostname), "service" : service, "title" : "%s - %s" % (hostname, service)} ) + else: + service_nomatch_cache.add(mo) found.sort() return found +service_nomatch_cache = set([]) + regex_cache = {} def regex(r): rx = regex_cache.get(r) @@ -661,6 +696,7 @@ def regex(r): + # _____ _ _ # | ____|_ _____ ___ _ _| |_(_) ___ _ __ # | _| \ \/ / _ \/ __| | | | __| |/ _ \| '_ \

12 years, 2 months

Check_MK Git: check_mk: FreeBSD Agent: Output data for multipath checking ( No check on the roadmap yet)

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: ae64d644d9e60d75ae27fae4040c16dcf9061652 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=ae64d644d9e60d… Author: Florian Heigl <fh(a)mathias-kettner.de> Date: Wed Jul 4 17:55:27 2012 +0200 FreeBSD Agent: Output data for multipath checking (No check on the roadmap yet) --- agents/check_mk_agent.freebsd | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/agents/check_mk_agent.freebsd b/agents/check_mk_agent.freebsd index 4353320..747f761 100755 --- a/agents/check_mk_agent.freebsd +++ b/agents/check_mk_agent.freebsd @@ -154,11 +154,11 @@ echo `date +%s` - `sysctl -n kern.boottime | cut -d' ' -f 4,7 | tr ',' '.' | tr # Multipathing is supported in FreeBSD by now -# see "gmultipath" or # http://www.mywushublog.com/2010/06/freebsd-and-multipath/ -# it's queried using "gmultipath status" and seems to the 2nd-most -# straightforward multipath implementation since AIX - +if kldstat -v | grep g_multipath > /dev/null ; then + echo '<<<freebsd_multipath>>>' + gmultipath status | grep -v ^Name +fi # Soft-RAID

12 years, 2 months

Check_MK Git: check_mk: close bug entry

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: ea5038afc2b46dbf9590df29f94cc551533fb440 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=ea5038afc2b46d… Author: Florian Heigl <fh(a)mathias-kettner.de> Date: Wed Jul 4 17:03:04 2012 +0200 close bug entry --- .bugs/714 | 9 +++++++-- 1 files changed, 7 insertions(+), 2 deletions(-) diff --git a/.bugs/714 b/.bugs/714 index 8e5adcf..7b71846 100644 --- a/.bugs/714 +++ b/.bugs/714 @@ -1,9 +1,9 @@ Title: PostgreSQL check breaks on version 9 output Component: checks -State: open +Class: bug +State: closed Date: 2012-06-26 14:14:46 Targetversion: 1.2.0 -Class: bug Currently we do not support output from version 9 PostgreSQL. They send one more data field and our agent sends with " " as separator @@ -38,3 +38,8 @@ Fix suggested by user: Methinks (flo) that we should - not fetch the stats_reset timestamp at all since we dont need it - not use -F' ' but -F'somethingelse' + +2012-07-04 17:02:48: changed state open -> closed +Bug should be fixed now. +They added a field for last stats reset which we don't need but still fetched. +Agent now selects only defined fields and uses sep:() in case we run into this situation again.

12 years, 2 months

Check_MK Git: check_mk: Update PostgreSQL Check_MK plugin to work with PostgreSQL 8.3 and 9.1

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: d01a7488fc09d0a2023cbec4db94f0b19f7f6bd7 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=d01a7488fc09d0… Author: Florian Heigl <fh(a)mathias-kettner.de> Date: Wed Jul 4 17:00:52 2012 +0200 Update PostgreSQL Check_MK plugin to work with PostgreSQL 8.3 and 9.1 --- ChangeLog | 2 ++ agents/plugins/mk_postgres | 15 +++++++-------- 2 files changed, 9 insertions(+), 8 deletions(-) diff --git a/ChangeLog b/ChangeLog index a052e19..cc64d96 100644 --- a/ChangeLog +++ b/ChangeLog @@ -28,6 +28,8 @@ * FIX: winperf_phydisk: Fix typo (lead to WATO rule not being applied) * Windows agent: new [global] option crash_debug (see online docu) * AIX agent: new check for LVM volume status in rootvg. + * PostgreSQL plugin: agent is now modified to work with PostgreSQL + versions newer than 8.1. (multiple reports, thanks!) Multisite: * Show number of rows and number of selected rows in header line diff --git a/agents/plugins/mk_postgres b/agents/plugins/mk_postgres index ab69fd1..6667aab 100755 --- a/agents/plugins/mk_postgres +++ b/agents/plugins/mk_postgres @@ -1,11 +1,10 @@ -#!/bin/bash +#!/bin/sh -if id postgres >/dev/null ; then +if id pgsql >/dev/null ; then echo '<<<postgres_sessions>>>' - echo "select current_query = '<IDLE>', count(*) from pg_stat_activity group by (current_query = '<IDLE>');" | su - postgres -c "psql -A -t -F' '" - echo '<<<postgres_stat_database>>>' - # The following statement might change in future for better cross-version - # compatibility. - echo 'select *, pg_database_size(datname) as "datsize" from pg_stat_database;' \ - | su - postgres -c "psql -A -F' '" | sed '$d' + echo "select current_query = '<IDLE>', count(*) from pg_stat_activity group by (current_query = '<IDLE>');" | su - pgsql -c "psql -d postgres -A -t -F' '" + + echo '<<<postgres_stat_database:sep(59)>>>' + echo 'select datid,datname,numbackends,xact_commit,xact_rollback,blks_read,blks_hit,tup_returned,tup_fetched,tup_inserted,tup_updated,tup_deleted,conflicts, pg_database_size(datname) as "datsize" from pg_stat_database;' \ + | su - pgsql -c "psql -d postgres -A -F';'" | sed '$d' fi

12 years, 2 months

Check_MK Git: check_mk: Merge branch 'master' of mathias-kettner.de: check_mk

by git＠mathias-kettner.de

Module: check_mk Branch: master Commit: f23012bd8904232c2b573d5b3ff72c34282ebb53 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=f23012bd890423… Author: Florian Heigl <fh(a)mathias-kettner.de> Date: Wed Jul 4 17:00:58 2012 +0200 Merge branch 'master' of mathias-kettner.de:check_mk ---

12 years, 2 months

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