23 Jul
2013
23 Jul
'13
8:06 a.m.
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 <ab(a)mathias-kettner.de>
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")
+