From 822c43a763aa61c1accce3768090d066048faaff Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Thu, 3 Nov 2011 20:14:06 +0100
Subject: //retiolum//tinc_stats: initial commit

tinc_stats writes the current TINC statistics into stdout
---
 retiolum/bin/tinc_stats                     |  1 +
 retiolum/scripts/adv_graphgen/tinc_stats.py | 77 +++++++++++++++++++++++++++++
 2 files changed, 78 insertions(+)
 create mode 120000 retiolum/bin/tinc_stats
 create mode 100755 retiolum/scripts/adv_graphgen/tinc_stats.py

diff --git a/retiolum/bin/tinc_stats b/retiolum/bin/tinc_stats
new file mode 120000
index 00000000..6a58af60
--- /dev/null
+++ b/retiolum/bin/tinc_stats
@@ -0,0 +1 @@
+/home/makefu/repos/krebs/retiolum/scripts/adv_graphgen/tinc_stats.py
\ No newline at end of file
diff --git a/retiolum/scripts/adv_graphgen/tinc_stats.py b/retiolum/scripts/adv_graphgen/tinc_stats.py
new file mode 100755
index 00000000..0d3ebb11
--- /dev/null
+++ b/retiolum/scripts/adv_graphgen/tinc_stats.py
@@ -0,0 +1,77 @@
+#!/usr/bin/python
+from BackwardsReader import BackwardsReader
+import os
+import re
+
+
+TINC_NETWORK = os.environ.get("TINC_NETWORK","retiolum")
+SYSLOG_FILE = "/var/log/everything.log"
+
+
+# Tags and Delimiters
+TINC_TAG="tinc.%s" % TINC_NETWORK
+BEGIN_NODES = "Nodes:"
+END_NODES = "End of nodes."
+BEGIN_SUBNET = "Subnet list:"
+END_SUBNET = "End of subnet list"
+BEGIN_EDGES = "Edges:"
+END_EDGES = "End of edges."
+
+def get_tinc_block(log_file):
+  """ returns an iterateable block from the given log file (syslog) """
+  tinc_block = []
+  in_block = False
+  bf = BackwardsReader(log_file)
+  BOL = re.compile(".*tinc.retiolum\[[0-9]+\]: ")
+  while True:
+    line = bf.readline()
+    if not line:
+      raise Exception("end of file at log file? This should not happen!")
+    line = BOL.sub('',line).strip()
+
+    if END_SUBNET in line:
+      print("Found end of block")
+      in_block = True
+
+    if not in_block:
+      continue
+
+    tinc_block.append(line)
+
+    if BEGIN_NODES in line:
+      print("Found begin of block")
+      break
+  return reversed(tinc_block)
+
+def parse_input(log_data):
+  nodes={}
+  for line in log_data:
+    if BEGIN_NODES in line :
+      nodes={}
+      for line in log_data:
+        if END_NODES in line :
+          break
+        l = line.replace('\n','').split() #TODO unhack me
+        nodes[l[0]]= { 'external-ip': l[2], 'external-port' : l[4] }
+    if BEGIN_SUBNET in line :
+      for line in log_data:
+        if END_SUBNET in line :
+          break
+        l = line.replace('\n','').split() 
+        if not nodes[l[2]].get('internal-ip',False):
+           nodes[l[2]]['internal-ip'] = []
+        nodes[l[2]]['internal-ip'].append(l[0].split('#')[0])
+    if BEGIN_EDGES in line :
+      edges = {}
+      for line in log_data:
+        if END_EDGES in line :
+          break
+        l = line.replace('\n','').split() 
+
+        if not nodes[l[0]].has_key('to') :
+          nodes[l[0]]['to'] = []
+        nodes[l[0]]['to'].append(
+            {'name':l[2],'addr':l[4],'port':l[6],'weight' : l[10] })
+  return nodes
+
+print parse_input((get_tinc_block(SYSLOG_FILE)))
-- 
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