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authoreuer <root@euer.krebsco.de>2012-12-07 22:53:12 +0100
committereuer <root@euer.krebsco.de>2012-12-07 22:53:12 +0100
commit52ba57cf7473a8f480728eaa8c3616952bb7335a (patch)
tree62e8c1d1b72fe2eb5c9c463902d86c6bc11664e2 /retiolum/bin/tinc_stats2json
parent4b04e2c71f42c78a6a69dca085c4a2912f3d39d3 (diff)
tinc_stats.py -> tinc_stats2json
tinc_stats2json is now able to parse new tincctl format as well as legacy syslog format
Diffstat (limited to 'retiolum/bin/tinc_stats2json')
-rwxr-xr-xretiolum/bin/tinc_stats2json123
1 files changed, 123 insertions, 0 deletions
diff --git a/retiolum/bin/tinc_stats2json b/retiolum/bin/tinc_stats2json
new file mode 100755
index 00000000..acadb306
--- /dev/null
+++ b/retiolum/bin/tinc_stats2json
@@ -0,0 +1,123 @@
+#!/usr/bin/python
+import subprocess
+import os
+import re
+import sys
+import json
+
+
+
+TINC_NETWORK =os.environ.get("TINC_NETWORK","retiolum")
+
+# is_legacy is the parameter which defines if the tinc config files are handled old fashioned (parse from syslog),
+# or if the new and hip tincctl should be used
+is_legacy= os.environ.get("TINC_LEGACY",False)
+SYSLOG_FILE = os.environ.get("LOG_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)
+ This function became obsolete with the introduction of tincctl
+ """
+ from BackwardsReader import BackwardsReader
+ tinc_block = []
+ in_block = False
+ bf = BackwardsReader(log_file)
+ BOL = re.compile(".*tinc.%s\[[0-9]+\]: " % TINC_NETWORK)
+ 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:
+ in_block = True
+
+ if not in_block:
+ continue
+
+ tinc_block.append(line)
+
+ if BEGIN_NODES in line:
+ break
+ return reversed(tinc_block)
+
+def parse_new_input():
+ nodes = {}
+ pnodes = subprocess.check_output(["tincctl","-n",TINC_NETWORK,"dump","reachable","nodes"])
+ for line in pnodes.split('\n'):
+ if not line: continue
+ l = line.split()
+ nodes[l[0]]= { 'external-ip': l[2], 'external-port' : l[4] }
+ psubnets = subprocess.check_output(["tincctl","-n",TINC_NETWORK,"dump","subnets"])
+ for line in psubnets.split('\n'):
+ if not line: continue
+ l = line.split()
+ try:
+ if not nodes[l[2]].get('internal-ip',False):
+ nodes[l[2]]['internal-ip'] = []
+ nodes[l[2]]['internal-ip'].append(l[0].split('#')[0])
+ except KeyError:
+ pass # node does not exist (presumably)
+ pedges = subprocess.check_output(["tincctl","-n",TINC_NETWORK,"dump","edges"])
+ for line in pedges.split('\n'):
+ if not line: continue
+ l = line.split()
+ try:
+ 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] })
+ except KeyError:
+ pass #node does not exist
+ return nodes
+
+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
+
+
+if __name__ == '__main__':
+ import subprocess,time
+ if is_legacy:
+ subprocess.call(["pkill","-SIGUSR2", "tincd"])
+ time.sleep(1)
+ print json.dumps(parse_input((get_tinc_block(SYSLOG_FILE))))
+ else:
+ print json.dumps(parse_new_input())
+