Module: check_mk Branch: master Commit: 59f6f7e32c41046a91a348f820b76fd2e4c408f3 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=59f6f7e32c4104… Author: Andreas Boesl &lt;ab(a)mathias-kettner.de&gt; Date: Tue Jul 23 10:06:15 2013 +0200 new script cmk_delete_host.py --- doc/treasures/cmk_delete_host.py | 130 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) diff --git a/doc/treasures/cmk_delete_host.py b/doc/treasures/cmk_delete_host.py new file mode 100755 index 0000000..978a1c5 --- /dev/null +++ b/doc/treasures/cmk_delete_host.py @@ -0,0 +1,130 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2013 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. + +#Author: Andreas Boesl ab(a)mathias-kettner.de + +# This script +# 1) deletes the given hosts from WATO +# 2) creates new core config +# 3) restarts omd site +# 4) removes all data (including rrd files) from the given hosts + +import os, sys, shutil, pprint + +# Set automation user login credentials +automation_user = "cmdb_automation" +automation_secret = "UVEMFMCBITYUURHPILKP" + + +def usage(): + print "usage: cmk_delete_host {hostname1 hostname2}" + print "Script needs to be executed as site user" + +if len(sys.argv) == 1: + usage() + sys.exit(1) + +# Check if the given host exists +# Simple approach: Each host managed by wato has a host tag for its folder +# which starts with /wato/ +# If this is missing -> host does not exist + +# Remove the host in WATO +omd_site = os.environ["OMD_SITE"] +if not omd_site: + print "This script is only executable as site user" + sys.exit(1) + +g_current_host = None +def log(text): + print "%s: %s" % (g_current_host, text) + +def get_wato_folder(hostname): + process = os.popen("cmk -D " + hostname, "r") + output = process.read().split("\n") + for line in output: + if line.startswith("Tags:"): + for tag in line.split()[1:]: + if tag.startswith("/wato/"): + return tag[6:-1] + else: + log("Host not managed by WATO") + break + else: + log("Host has no tags") + return + + +# Start deletion +wato_config_changed = False +for hostname in sys.argv[1:]: + if not hostname.strip(): + continue + + g_current_host = hostname + wato_folder = get_wato_folder(hostname) + if wato_folder == None: + continue + + wato_config_changed = True + # Remove the host in WATO + command = "curl -s 'http://localhost/%(omd_site)s/check_mk/wato.py?mode=folder"\ + "&_username=%(automation_user)s"\ + "&_secret=%(automation_secret)s"\ + "&_do_actions=yes"\ + "&_do_confirm=yes"\ + "&_delete_host=%(hostname)s"\ + "&_transid=-1"\ + "&folder=%(wato_folder)s' 1>/dev/null" % { "automation_user": automation_user, + "automation_secret": automation_secret, + "omd_site": omd_site, + "hostname": hostname, + "wato_folder": wato_folder } + + os.system(command) + +# Generate monitoring configuration and restart core +if wato_config_changed: + os.system("cmk -R ; omd restart") + +# Flushing counters, cache files, piggy files, logfiles and autochecks +print "Flushing data" +os.system("cmk --flush %s" % " ".join(sys.argv[1:])) +for hostname in sys.argv[1:]: + if not hostname.strip(): + continue + + g_current_host = hostname + + # Remove rrd files + path_rrd = "~/var/pnp4nagios/perfdata/" + hostname + path_rrd = os.path.expanduser(path_rrd) + if os.path.exists(path_rrd): + log("Removing path " + path_rrd) + shutil.rmtree(path_rrd) + else: + log("Host has no perfdata") +