Extend minimum skeleton for zabbix agent.

slapos/recipe/zabbixagent/__init__.py

+##############################################################################
+#
+# Copyright (c) 2011 Vifib SARL and Contributors. All Rights Reserved.
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsibility of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# guarantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program 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; either version 3
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+from slapos.recipe.librecipe import BaseSlapRecipe
+import binascii
+import os
+import pkg_resources
+import pprint
+import hashlib
+import sys
+import zc.buildout
+import zc.recipe.egg
+import ConfigParser
+
+class Recipe(BaseSlapRecipe):
+  def installLogrotate(self):
+    """Installs logortate main configuration file and registers its to cron"""
+    logrotate_d = os.path.abspath(os.path.join(self.etc_directory,
+      'logrotate.d'))
+    self._createDirectory(logrotate_d)
+    logrotate_backup = self.createBackupDirectory('logrotate')
+    logrotate_conf = self.createConfigurationFile("logrotate.conf",
+        "include %s" % logrotate_d)
+    logrotate_cron = os.path.join(self.cron_d, 'logrotate')
+    state_file = os.path.join(self.data_root_directory, 'logrotate.status')
+    open(logrotate_cron, 'w').write('0 0 * * * %s -s %s %s' %
+        (self.options['logrotate_binary'], state_file, logrotate_conf))
+    self.path_list.extend([logrotate_d, logrotate_conf, logrotate_cron])
+    return logrotate_d, logrotate_backup
+
+  def registerLogRotation(self, name, log_file_list):
+    """Register new log rotation requirement"""
+    open(os.path.join(self.logrotate_d, name), 'w').write(
+        pkg_resources.resource_string(__name__, 'template/logrotate_entry.in')%
+          dict(file_list=' '.join(['"'+q+'"' for q in log_file_list]),
+          olddir=self.logrotate_backup))
+
+  def installCrond(self):
+    timestamps = self.createDataDirectory('cronstamps')
+    cron_output = os.path.join(self.log_directory, 'cron-output')
+    self._createDirectory(cron_output)
+    catcher = zc.buildout.easy_install.scripts([('catchcron',
+      __name__ + '.catdatefile', 'catdatefile')], self.ws, sys.executable,
+      self.bin_directory, arguments=[cron_output])[0]
+    self.path_list.append(catcher)
+    cron_d = os.path.join(self.etc_directory, 'cron.d')
+    crontabs = os.path.join(self.etc_directory, 'crontabs')
+    self._createDirectory(cron_d)
+    self._createDirectory(crontabs)
+    wrapper = zc.buildout.easy_install.scripts([('crond',
+      'slapos.recipe.librecipe.execute', 'execute')], self.ws, sys.executable,
+      self.wrapper_directory, arguments=[
+        self.options['dcrond_binary'].strip(), '-s', cron_d, '-c', crontabs,
+        '-t', timestamps, '-f', '-l', '5', '-M', catcher]
+      )[0]
+    self.path_list.append(wrapper)
+    return cron_d
+
+  def _install(self):
+    self.path_list = []
+    self.requirements, self.ws = self.egg.working_set()
+    # self.cron_d is a directory, where cron jobs can be registered
+    self.cron_d = self.installCrond()
+    self.logrotate_d, self.logrotate_backup = self.installLogrotate()
+    zabbix_log_file = os.path.join(self.log_directory, 'zabbix_agentd.log')
+    self.registerLogRotation('zabbix_agentd', [zabbix_log_file])
+    raise NotImplementedError
+    return self.path_list

slapos/recipe/zabbixagent/template/logrotate_entry.in

+%(file_list)s {
+  daily
+  dateext
+  rotate 30
+  compress
+  notifempty
+  sharedscripts
+  create
+  olddir %(olddir)s
+}