mirror of
https://github.com/opinkerfi/nagios-plugins.git
synced 2024-11-24 11:23:47 +01:00
25b04e822e
Few very minor readability tricks
* replacing the typical "if x not in list: list[x] = ..." pattern with defaultdict
* replace string.split('\n') with splitlines()
102 lines
3.3 KiB
Python
102 lines
3.3 KiB
Python
#!/usr/bin/python
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#
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# Copyright 2013, Tomas Edwardsson <tommi@tommi.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from subprocess import Popen, PIPE
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from pynag.Plugins import PluginHelper, unknown, ok
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from collections import defaultdict
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known_types = ['Enhancement', 'Normal', 'Bug fix', 'Security']
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def main():
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p = PluginHelper()
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p.parse_arguments()
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p.status(ok)
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total_updates = 0
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pkg_updates = {}
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try:
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total_updates, pkg_updates = pkcon_get_updates()
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except Exception, e:
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p.add_summary("Error: " + e.message)
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p.status(unknown)
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p.exit()
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p.add_summary("Total: %i, " % total_updates +
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", ".join(["%s: %i" % (x, len(pkg_updates[x])) for x in pkg_updates.keys()]))
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p.add_metric("total", total_updates)
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for update_type in pkg_updates:
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p.add_metric(update_type.lower(), len(pkg_updates[update_type]))
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if len(pkg_updates[update_type]):
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p.add_long_output(update_type)
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for pkg in pkg_updates[update_type]:
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p.add_long_output(" %s" % pkg)
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p.check_all_metrics()
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p.exit()
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def pkcon_get_updates():
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"""
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Fetches all package updates and returns a tuple containing:
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total_updates,
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dictionary where the type of update is the key and the value is a array of package names.
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:return: { "Bug fix": [ "pkg-1.0.1", "anthr-pkg-3.1.4" ], "Security": [ "pkg2-2.1.1" ],
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"""
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update_types = defaultdict(list)
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for t in known_types:
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update_types[t] = []
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stdout = ""
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stderr = ""
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rc = 255
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try:
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p = Popen(["pkcon", "get-updates"], stdout=PIPE, stderr=PIPE)
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stdout, stderr = p.communicate()
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rc = p.wait() >> 8
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except OSError, e:
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if e.errno == 2:
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raise Exception("%s - PackageKit not installed?" % e.strerror)
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total_updates = 0
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results_section = False
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for line in stdout.splitlines():
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if not line:
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continue
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if line.startswith("There are no updates"):
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continue
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if results_section is False and line == "Results:":
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results_section = True
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elif results_section:
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update_type = line[:13].strip()
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update_package = line[13:].strip()
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update_types[update_type].append(update_package)
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total_updates += 1
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if rc > 0:
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raise Exception(
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"pkcon returned non zero return code %i, output:\n%s\nstderr output:\n%s" % (rc, stdout, stderr))
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if results_section is False:
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raise Exception("pkcon returned no 'Results:' section. Output of pkcon command:\n" + stdout)
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return total_updates, update_types
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if __name__ == "__main__":
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main()
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