From fd8d8605c57105170aedb562b117942c645737f3 Mon Sep 17 00:00:00 2001
From: Frank Brehm <frank.brehm@pixelpark.com>
Date: Wed, 20 Mar 2024 18:04:05 +0100
Subject: [PATCH] Adding lib/pp_admintools/handler/pflogparse.py for class
 PostfixLogfileParser

---
 lib/pp_admintools/handler/pflogparse.py | 102 ++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 lib/pp_admintools/handler/pflogparse.py

diff --git a/lib/pp_admintools/handler/pflogparse.py b/lib/pp_admintools/handler/pflogparse.py
new file mode 100644
index 0000000..afe7374
--- /dev/null
+++ b/lib/pp_admintools/handler/pflogparse.py
@@ -0,0 +1,102 @@
+# -*- coding: utf-8 -*-
+"""
+@summary: A handler module for parsing and analysing postfix logfiles.
+
+@author: Frank Brehm
+@contact: frank.brehm@pixelpark.com
+@copyright: © 2024 by Frank Brehm, Berlin
+"""
+from __future__ import absolute_import
+
+# Standard modules
+import logging
+import re
+
+# Third party modules
+
+# from fb_tools.common import pp
+# from fb_tools.common import to_str
+from fb_tools.handling_obj import HandlingObject
+
+# Own modules
+# from ..postfix_chain import PostfixLogchainInfo
+from ..xlate import XLATOR
+
+LOG = logging.getLogger(__name__)
+
+_ = XLATOR.gettext
+ngettext = XLATOR.ngettext
+
+__version__ = '0.1.0'
+
+
+# =============================================================================
+class PostfixLogfileParser(HandlingObject):
+    """Handler class for parsing and analysing postfix logfiles."""
+
+    pattern_logentry = r'^(?P<timestamp>\S+)\s+\S+\s+'
+    pattern_logentry += r'(?P<command>[^\[\s]+)\[(?P<pid>\d+)\]:\s+'
+    pattern_logentry += r'(?P<msg>.*)\s*$'
+
+    re_logentry = re.compile(pattern_logentry)
+
+    re_postfix_id = re.compile(r'^(?P<id>[0-9a-f]+):\s+', re.IGNORECASE)
+    # 'connect\s+from\s+[^\[]+\[[0-9a-f\.:]+\]'
+    re_connect = re.compile(
+        r'connect\s+from\s+(?P<client>[^\[]+)\[(?P<addr>[0-9a-f\.:]+)\]', re.IGNORECASE)
+    re_disconnect = re.compile(r'disconnect\s+from\s+', re.IGNORECASE)
+
+    re_dis_ehlo = re.compile(r'\sehlo=(\d+)', re.IGNORECASE)
+    re_dis_starttls = re.compile(r'\sstarttls=(\d+)', re.IGNORECASE)
+    re_dis_quit = re.compile(r'\squit=(\d+)', re.IGNORECASE)
+    re_dis_auth = re.compile(r'\sauth=(\d+(?:/\d+))', re.IGNORECASE)
+    re_dis_commands = re.compile(r'\scommands=(\d+(?:/\d+))', re.IGNORECASE)
+    re_dis_rcpt = re.compile(r'\srcpt=(\d+)', re.IGNORECASE)
+    re_dis_data = re.compile(r'\sdata=(\d+)', re.IGNORECASE)
+    re_dis_mail = re.compile(r'\smail=(\d+)', re.IGNORECASE)
+
+    re_message_id = re.compile(r'message-id=(\S+)', re.IGNORECASE)
+
+    re_from_addr = re.compile(r'^\s*from=<([^>]*)>')
+
+    # -------------------------------------------------------------------------
+    def __init__(
+        self, appname=None, verbose=0, version=__version__, base_dir=None,
+            simulate=False, force=False, assumed_answer=None,
+            terminal_has_colors=False, initialized=False):
+        """Initialize the PostfixLogfileParser object."""
+        self.chains = {}
+        self.active_smtpd_pid = {}
+
+        super(PostfixLogfileParser, self).__init__(
+            appname=appname, verbose=verbose, version=version, base_dir=base_dir,
+            simulate=simulate, force=force, assumed_answer=assumed_answer,
+            terminal_has_colors=terminal_has_colors, initialized=False,
+        )
+
+        self.reset(no_warnings=True)
+
+        if initialized:
+            self.initialized = True
+
+    # -------------------------------------------------------------------------
+    def reset(self, no_warnings=False):
+        """Reset all resulting data structures."""
+        msg = _('Resetting all resulting data structures.')
+        if no_warnings:
+            LOG.debug(msg)
+        else:
+            LOG.warn(msg)
+
+        self.chains = {}
+        self.active_smtpd_pid = {}
+
+
+# =============================================================================
+if __name__ == '__main__':
+
+    pass
+
+# =============================================================================
+
+# vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4 list
-- 
2.39.5