slapos/recipe/zabbixagent/__init__.py

   1 ##############################################################################
   2 #
   3 # Copyright (c) 2011 Vifib SARL and Contributors. All Rights Reserved.
   4 #
   5 # WARNING: This program as such is intended to be used by professional
   6 # programmers who take the whole responsibility of assessing all potential
   7 # consequences resulting from its eventual inadequacies and bugs
   8 # End users who are looking for a ready-to-use solution with commercial
   9 # guarantees and support are strongly adviced to contract a Free Software
  10 # Service Company
  11 #
  12 # This program is Free Software; you can redistribute it and/or
  13 # modify it under the terms of the GNU General Public License
  14 # as published by the Free Software Foundation; either version 3
  15 # of the License, or (at your option) any later version.
  16 #
  17 # This program is distributed in the hope that it will be useful,
  18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 # GNU General Public License for more details.
  21 #
  22 # You should have received a copy of the GNU General Public License
  23 # along with this program; if not, write to the Free Software
  24 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  25 #
  26 ##############################################################################
  27 from slapos.recipe.librecipe import BaseSlapRecipe
  28 import binascii
  29 import os
  30 import pkg_resources
  31 import pprint
  32 import hashlib
  33 import sys
  34 import zc.buildout
  35 import zc.recipe.egg
  36 import ConfigParser
  37
  38 class Recipe(BaseSlapRecipe):
  39   def installLogrotate(self):
  40     """Installs logortate main configuration file and registers its to cron"""
  41     logrotate_d = os.path.abspath(os.path.join(self.etc_directory,
  42       'logrotate.d'))
  43     self._createDirectory(logrotate_d)
  44     logrotate_backup = self.createBackupDirectory('logrotate')
  45     logrotate_conf = self.createConfigurationFile("logrotate.conf",
  46         "include %s" % logrotate_d)
  47     logrotate_cron = os.path.join(self.cron_d, 'logrotate')
  48     state_file = os.path.join(self.data_root_directory, 'logrotate.status')
  49     open(logrotate_cron, 'w').write('0 0 * * * %s -s %s %s' %
  50         (self.options['logrotate_binary'], state_file, logrotate_conf))
  51     self.path_list.extend([logrotate_d, logrotate_conf, logrotate_cron])
  52     return logrotate_d, logrotate_backup
  53
  54   def registerLogRotation(self, name, log_file_list):
  55     """Register new log rotation requirement"""
  56     open(os.path.join(self.logrotate_d, name), 'w').write(
  57         pkg_resources.resource_string(__name__, 'template/logrotate_entry.in')%
  58           dict(file_list=' '.join(['"'+q+'"' for q in log_file_list]),
  59           olddir=self.logrotate_backup))
  60
  61   def installCrond(self):
  62     timestamps = self.createDataDirectory('cronstamps')
  63     cron_output = os.path.join(self.log_directory, 'cron-output')
  64     self._createDirectory(cron_output)
  65     catcher = zc.buildout.easy_install.scripts([('catchcron',
  66       __name__ + '.catdatefile', 'catdatefile')], self.ws, sys.executable,
  67       self.bin_directory, arguments=[cron_output])[0]
  68     self.path_list.append(catcher)
  69     cron_d = os.path.join(self.etc_directory, 'cron.d')
  70     crontabs = os.path.join(self.etc_directory, 'crontabs')
  71     self._createDirectory(cron_d)
  72     self._createDirectory(crontabs)
  73     wrapper = zc.buildout.easy_install.scripts([('crond',
  74       'slapos.recipe.librecipe.execute', 'execute')], self.ws, sys.executable,
  75       self.wrapper_directory, arguments=[
  76         self.options['dcrond_binary'].strip(), '-s', cron_d, '-c', crontabs,
  77         '-t', timestamps, '-f', '-l', '5', '-M', catcher]
  78       )[0]
  79     self.path_list.append(wrapper)
  80     return cron_d
  81
  82   def _install(self):
  83     self.path_list = []
  84     self.requirements, self.ws = self.egg.working_set()
  85     # self.cron_d is a directory, where cron jobs can be registered
  86     self.cron_d = self.installCrond()
  87     self.logrotate_d, self.logrotate_backup = self.installLogrotate()
  88     zabbix_log_file = os.path.join(self.log_directory, 'zabbix_agentd.log')
  89     self.registerLogRotation('zabbix_agentd', [zabbix_log_file])
  90     zabbix_agentd = dict(
  91       pid_file=os.path.join(self.run_directory, "zabbix_agentd.pid"),
  92       log_file=zabbix_log_file,
  93       ip=self.getGlobalIPv6Address(),
  94       server=self.parameter_dict['server'],
  95       hostname=self.parameter_dict['hostname'],
  96       port='4567'
  97     )
  98     zabbix_agentd_conf = self.createConfigurationFile("zabbix_agentd.conf",
  99          pkg_resources.resource_string(__name__,
 100          'template/zabbix_agentd.conf.in') % zabbix_agentd)
 101     self.path_list.append(zabbix_agentd_conf)
 102     wrapper = zc.buildout.easy_install.scripts([('zabbixagentd',
 103       'slapos.recipe.librecipe.execute', 'execute')], self.ws, sys.executable,
 104       self.bin_directory, arguments=[
 105         self.options['zabbix_agentd_binary'].strip(), '-c',
 106         zabbix_agentd_conf])[0]
 107     self.path_list.extend(zc.buildout.easy_install.scripts([
 108       ('zabbixagentd', __name__ + '.svcdaemon', 'svcdaemon')],
 109       self.ws, sys.executable, self.wrapper_directory, arguments=[dict(
 110         real_binary=wrapper, pid_file=zabbix_agentd['pid_file'])]))
 111     return self.path_list