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https://github.com/BOSWatch/BW3-Core.git
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add regexFilter and docs
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@ -33,6 +33,10 @@ class ConfigYAML:
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else:
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yield item
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def __len__(self):
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"""!returns the length of an config element"""
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return len(self._config)
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def __str__(self):
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"""!Returns the string representation of the internal config dict"""
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return str(self._config)
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@ -35,6 +35,7 @@ def registerWildcard(wildcard, bwPacketField):
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def replaceWildcards(message, bwPacket):
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_wildcards = {
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# formatting wildcards
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# todo check if br and par are needed - if not also change config
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"{BR}": "\r\n",
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"{LPAR}": "(",
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"{RPAR}": ")",
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@ -2,7 +2,7 @@
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---
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## Beschreibung
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Mit diesem Modul ist es Möglich, die Pakete auf bestimmte Modes (FMS, POCSAG, ZVEI) zu Filtern. Je nach Konfiguration werden Pakete eines bestimmten Modes im aktuellen Router weitergeleitet oder verworfen.
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Mit diesem Modul ist es möglich, die Pakete auf bestimmte Modes (FMS, POCSAG, ZVEI) zu Filtern. Je nach Konfiguration werden Pakete eines bestimmten Modes im aktuellen Router weitergeleitet oder verworfen.
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## Resource
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`filter.modeFilter`
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70
docu/docs/modul/regex_filter.md
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70
docu/docs/modul/regex_filter.md
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@ -0,0 +1,70 @@
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# <center>Regex Filter</center>
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---
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## Beschreibung
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Mit diesem Modul ist es möglich, komplexe Filter basierend auf Regulären Ausdrücken (Regex) anzulegen.
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Für einen Filter können beliebig viele Checks angelegt werden, welche Felder eines BOSWatch Pakets mittels Regex prüfen.
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Folgendes gilt:
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- Die Filter werden nacheinander abgearbeitet
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- Innerhalb des Filters werden die Checks nacheinander abgearbeitet
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- Sobald ein einzelner Check fehlschlägt ist der ganze Filter fehlgeschlagen
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- Sobald ein Filter mit all seinen Checks besteht, wird mit der Ausführung des Routers fortgefahren
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- Sollten alle Filter fehlschlagen wird die Ausführung des Routers beendet
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## Resource
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`filter.regexFilter`
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## Konfiguration
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|Feld|Beschreibung|Default|
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|----|------------|-------|
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|filter|Enthält eine Liste der einzelnen Filter||
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#### `filter:`
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|Feld|Beschreibung|Default|
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|----|------------|-------|
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|name|Beliebiger Name des Filters||
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|checks|Liste der einzelnen Checks innerhalb des Filters||
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#### `checks:`
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|Feld|Beschreibung|Default|
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|----|------------|-------|
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|field|Name des Feldes innerhalb des BOSWatch Pakets welches untersucht werden soll||
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|regex|Regulärer Ausdruck (Bei Sonderzeichen " " verwenden)||
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**Beispiel:**
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```yaml
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- type: module
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res: filter.regexFilter
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config:
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filter:
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- name: "Zvei filter"
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checks:
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- field: zvei
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regex: "65[0-9]{3}" # all zvei with starting 65
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- name: "FMS Stat 3"
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checks:
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- field: mode
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regex: "fms" # check if mode is fms
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- field: status
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regex: "3" # check if status is 3
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```
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---
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## Abhängigkeiten
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- keine
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---
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## Paket Modifikationen
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- keine
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---
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## Zusätzliche Wildcards
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- keine
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@ -19,6 +19,7 @@ nav:
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- Changelog: changelog.md
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- Module:
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- Mode Filter: modul/mode_filter.md
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- Regex Filter: modul/regex_filter.md
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- Plugins: tbd.md
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- Entwickler:
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- Eigenes Modul/Plugin schreiben: develop/ModulPlugin.md
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@ -38,8 +38,7 @@ class BoswatchModule(Module):
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def doWork(self, bwPacket):
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"""!start an run of the module.
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@param bwPacket: A BOSWatch packet instance
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@return bwPacket or False"""
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@param bwPacket: A BOSWatch packet instance"""
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for mode in self.config.get("allowed", default=[]):
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if bwPacket.get("mode") == mode:
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65
module/filter/regexFilter.py
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65
module/filter/regexFilter.py
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@ -0,0 +1,65 @@
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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"""!
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____ ____ ______ __ __ __ _____
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/ __ )/ __ \/ ___/ | / /___ _/ /______/ /_ |__ /
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/ __ / / / /\__ \| | /| / / __ `/ __/ ___/ __ \ /_ <
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/ /_/ / /_/ /___/ /| |/ |/ / /_/ / /_/ /__/ / / / ___/ /
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/_____/\____//____/ |__/|__/\__,_/\__/\___/_/ /_/ /____/
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German BOS Information Script
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by Bastian Schroll
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@file: regexFilter.py
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@date: 26.10.2019
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@author: Bastian Schroll
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@description: Regex filter module
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"""
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import logging
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from module.module import Module
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# ###################### #
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# Custom plugin includes #
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import re
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# ###################### #
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logging.debug("- %s loaded", __name__)
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class BoswatchModule(Module):
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"""!Description of the Module"""
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def __init__(self, config):
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"""!Do not change anything here!"""
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super().__init__(__name__, config) # you can access the config class on 'self.config'
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def onLoad(self):
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"""!Called by import of the plugin"""
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pass
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def doWork(self, bwPacket):
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"""!start an run of the module.
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@param bwPacket: A BOSWatch packet instance"""
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for filter in self.config.get("filter"):
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checkFailed = False
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logging.debug("try filter '%s' with %d check(s)", filter.get("name"), len(filter.get("checks")))
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for check in filter.get("checks"):
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fieldData = bwPacket.get(check.get("field"))
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if not fieldData or not re.search(check.get("regex"), fieldData):
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logging.debug("[-] field '%s' with regex '%s'", check.get("field"), check.get("regex"))
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checkFailed = True
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break # if one check failed we break this filter
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else:
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logging.debug("[+] field '%s' with regex '%s'", check.get("field"), check.get("regex"))
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if not checkFailed:
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logging.debug("[PASSED] filter '%s'", filter.get("name"))
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return None # None -> Router will go on with this packet
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logging.debug("[FAILED] filter '%s'", filter.get("name"))
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return False # False -> Router will stop further processing
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def onUnload(self):
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"""!Called by destruction of the plugin"""
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pass
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@ -38,8 +38,7 @@ class BoswatchModule(Module):
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def doWork(self, bwPacket):
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"""!start an run of the module.
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@param bwPacket: A BOSWatch packet instance
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@return bwPacket or False"""
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@param bwPacket: A BOSWatch packet instance"""
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if bwPacket.get("mode") == "fms":
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pass
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elif bwPacket.get("mode") == "zvei":
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