71 lines
2.7 KiB
Python
Executable file
71 lines
2.7 KiB
Python
Executable file
#!/bin/bash /usr/scripts/python.sh
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# -*- coding: utf-8 -*-
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import netsnmp
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from utils import sendmail
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from time import time
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import json
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from md5 import md5
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STATUS_FILE = "/usr/scripts/var/impression/printer_watch_status.json"
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STATUS_MESSAGE_FILE = "/usr/scripts/var/impression/error_message"
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successfuly_imported = False
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try:
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with open(STATUS_FILE, "r") as to_load:
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extracted_dict = json.load(to_load)
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try:
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last_status = extracted_dict[u"last_status"]
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message_id = extracted_dict[u"message_id"]
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successfuly_imported = True
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except (KeyError, ValueError):
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pass
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except (IOError, ValueError, TypeError):
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pass
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# On check le statut de l'imprimante
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status_id = netsnmp.Varbind("hrDeviceStatus.1")
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status = netsnmp.snmpget(status_id, Version=1, DestHost="imprimante.adm.crans.org", Community="public")
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if status == ('5',) and (not successfuly_imported or successfuly_imported and (last_status == '2' or last_status == '3')):
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"""
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Cas 1: L'imprimante est down et soit elle était précédemment fonctionnelle ou son statut précédent est inconnu.
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On envoie un mail pour signaler qu'elle est down.
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"""
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# On récolte la liste des erreurs dans cette branche
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errors = netsnmp.snmpwalk(netsnmp.Varbind("mib-2.43.18.1.1.8.1"), Version=1, DestHost="imprimante.adm", Community="public")
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errors_list = [error + '\n' for error in errors]
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#On crée un joli message d'erreur contenant la liste des erreurs
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msg = """ L'imprimante est actuellement hors service. Les erreurs suivantes se sont produites:
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%s""" % ''.join(errors_list)
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#On crée un Message-ID
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message_id = md5(str(time())).hexdigest() + "@imprimante.adm.crans.org"
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sendmail.sendmail(u"imprimante.adm@crans.org", u"impression@lists.crans.org", u"Imprimante hors service", msg, more_headers={"X-Mailer": "/usr/scripts/impression/printer_watch.py", "Message-ID": message_id})
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elif (status == ('2',) or status == ('3',)) and successfuly_imported and last_status == '5':
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"""
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Cas 2: L'imprimante est fonctionnelle après une panne.
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On envoi un mail pour signaler que ce n'est plus la peine de se déplacer.
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"""
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msg = " L'imprimante est de nouveau fonctionnelle \o/"
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sendmail.sendmail(u"imprimante.adm@crans.org", u"impression@lists.crans.org", u"Imprimante fonctionnelle", msg, more_headers={"X-Mailer": "/usr/scripts/impression/printer_watch.py", "In-Reply-To": message_id})
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message_id = None
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elif successfuly_imported:
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pass
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else:
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message_id = None
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with open(STATUS_FILE, "w") as dump_file:
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json.dump({u"last_status": status[0], u"message_id": message_id}, dump_file)
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with open(STATUS_MESSAGE_FILE, 'w') as f:
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if message_id:
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f.write(message_id)
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