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61064dc9fe
* Format with isort * Format with Black * Fix CRLF * Format with shellcheck * Fix some warning * Fix PHP style * Dont modifiy check_mk files * Fixes
99 lines
2.7 KiB
Python
99 lines
2.7 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (C) 2020 Cercel Valentin-Adrian
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# mailcow-dockerized postfix stats
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# please adjust librenms_poller_interval according to your LibreNMS setup - default to 5 minutes
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# requirements: mailcow-dockerized and pflogsumm
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#
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import json
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import re
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import subprocess
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# LibreNMS poller interval
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librenms_poller_interval = 300
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def libre_to_mcd_postfix(libre_seconds):
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return str(int(libre_seconds / 60))
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def cli_get_docker_container():
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return (
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subprocess.check_output("docker ps -qf name=postfix-mailcow", shell=True)
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.decode("utf8")
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.strip()
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)
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def cli_command():
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cli_part = (
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"docker logs --since "
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+ libre_to_mcd_postfix(librenms_poller_interval)
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+ "m "
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+ cli_get_docker_container()
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+ "| pflogsumm --smtpd-stats"
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)
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return cli_part
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def get_output():
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return subprocess.check_output(cli_command(), shell=True).decode("utf8")
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def output_cleaning(input):
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output = re.split("\n", input)
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return list(filter(None, output))
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def entry_generator(input):
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entry = re.sub(" +", ":", input.strip().lstrip())
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return entry.split(":")
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# limit our needed output
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mcd_postfix_data = get_output().split("messages")
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data = mcd_postfix_data[1].split("smtpd")
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# postfix stats only
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mcd_postfix_info = data[0]
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# smtpd stats only
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mcd_smtpd_info = data[1].split("Per-Hour Traffic Summary")[0]
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# postfix stats export
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mcd_postfix = output_cleaning(mcd_postfix_info)
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points_data = []
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points_label = []
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for entry in mcd_postfix:
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data_labels = entry_generator(entry)
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if data_labels[0].find("k") == -1:
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points_data.append(data_labels[0])
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else:
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data_point = data_labels[0].replace("k", "", 1)
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data_point = int(data_point) * 1024
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points_data.append(data_point)
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points_label.append(re.sub("[^a-zA-Z]+", "", data_labels[1]))
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entries = dict(zip(points_label, points_data))
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export = {"data": entries, "error": "0", "errorString": "", "version": "1"}
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data = re.sub(" ", "", json.dumps(export))
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print(data)
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