From 2860ed57fd203716c5cf4b2c5e02e79b5d3dce58 Mon Sep 17 00:00:00 2001
From: euer <root@euer.krebsco.de>
Date: Thu, 29 Nov 2012 16:39:44 +0100
Subject: add find_super script to find valid supernodes

fix stderr issues
---
 retiolum/scripts/adv_graphgen/find_super.py       | 50 +++++++++++++++++++++++
 retiolum/scripts/adv_graphgen/parse_tinc_anon.py  |  4 +-
 retiolum/scripts/adv_graphgen/parse_tinc_stats.py | 12 +++---
 3 files changed, 59 insertions(+), 7 deletions(-)
 create mode 100644 retiolum/scripts/adv_graphgen/find_super.py

(limited to 'retiolum')

diff --git a/retiolum/scripts/adv_graphgen/find_super.py b/retiolum/scripts/adv_graphgen/find_super.py
new file mode 100644
index 00000000..df01734e
--- /dev/null
+++ b/retiolum/scripts/adv_graphgen/find_super.py
@@ -0,0 +1,50 @@
+#!/usr/bin/python
+
+def find_super(path="/etc/tinc/retiolum/hosts"):
+  import os
+  import re
+
+  needle_addr = re.compile("Address\s*=\s*(.*)")
+  needle_port = re.compile("Port\s*=\s*(.*)")
+  for f in os.listdir(path):
+    with open(path+"/"+f) as of:
+      addrs = []
+      port = "655"
+
+      for line in of.readlines():
+
+        addr_found = needle_addr.match(line)
+        if addr_found:
+          addrs.append(addr_found.group(1))
+
+        port_found = needle_port.match(line)
+        if port_found:
+          port = port_found.group(1)
+      
+      if addrs : yield (f ,[(addr ,int(port)) for addr in addrs])
+
+def check_super(path="/etc/tinc/retiolum/hosts"):
+  from socket import socket,AF_INET,SOCK_STREAM
+  for host,addrs in find_super(path):
+    valid_addrs = []
+    for addr in addrs:
+      try:
+        s = socket(AF_INET,SOCK_STREAM)
+        s.settimeout(3)
+        s.connect(addr)
+        #print("success connecting %s:%d"%(addr))
+        s.settimeout(None)
+        s.close()
+        valid_addrs.append(addr)
+      except Exception as e:
+        pass
+        #print("cannot connect to %s:%d"%(addr))
+    if valid_addrs: yield (host,valid_addrs)
+
+
+if __name__ == "__main__":
+  """
+  usage
+  """
+  for host,addrs in check_super():
+    print host,addrs
diff --git a/retiolum/scripts/adv_graphgen/parse_tinc_anon.py b/retiolum/scripts/adv_graphgen/parse_tinc_anon.py
index e0bea913..21c36e0f 100755
--- a/retiolum/scripts/adv_graphgen/parse_tinc_anon.py
+++ b/retiolum/scripts/adv_graphgen/parse_tinc_anon.py
@@ -15,7 +15,7 @@ try:
   sys.stderr.write("connecting to %s:%d"%(host,port))
   s.connect((host,port))
 except Exception as e:
-  print >>sys.stderr, "Cannot connect to graphite: " + str(e)
+  sys.stderr.write( "Cannot connect to graphite: " + str(e))
 """ TODO: Refactoring needed to pull the edges out of the node structures again,
 it should be easier to handle both structures"""
 DUMP_FILE = "/krebs/db/availability"
@@ -151,4 +151,4 @@ try:
   msg = '%s.graph.anon_build_time %d %d\r\n' % (g_path,((end-begin)*1000),end)
   s.send(msg)
   s.close()
-except Exception as e: print >>sys.stderr, e
+except Exception as e: pass
diff --git a/retiolum/scripts/adv_graphgen/parse_tinc_stats.py b/retiolum/scripts/adv_graphgen/parse_tinc_stats.py
index 16f4f795..8371ad3d 100755
--- a/retiolum/scripts/adv_graphgen/parse_tinc_stats.py
+++ b/retiolum/scripts/adv_graphgen/parse_tinc_stats.py
@@ -2,6 +2,7 @@
 # -*- coding: utf8 -*-
 from BackwardsReader import BackwardsReader
 import sys,json
+from find_super import check_super
 try:
   from time import time
   import socket
@@ -16,7 +17,10 @@ try:
 except Exception as e:
   sys.stderr.write("Cannot connect to graphite: %s\n" % str(e))
 
-supernodes= [ "kaah","supernode","euer","pa_sharepoint","oxberg" ]
+supernodes= [ ]
+#supernodes= [ "kaah","supernode","euer","pa_sharepoint","oxberg" ]
+for supernode,addr in check_super():
+  supernodes.append(supernode)
 """ TODO: Refactoring needed to pull the edges out of the node structures again,
 it should be easier to handle both structures"""
 DUMP_FILE = "/krebs/db/availability"
@@ -53,8 +57,7 @@ def write_stat_node(nodes):
   try: 
     msg = '%s.num_nodes %d %d\r\n' %(g_path,num_nodes,begin)
     s.send(msg)
-    #print >>sys.stderr, msg
-  except Exception as e: print sys.stderr,e
+  except Exception as e: pass
   #except: pass
   for k,v in nodes.iteritems():
     num_conns+= len(v['to'])
@@ -82,8 +85,7 @@ def generate_stats(nodes):
 
       jlines.append(jline)
       lines_to_use -=1
-  except Exception,e:
-    sys.stderr.write(str(e))
+  except Exception,e: sys.stderr.write(str(e))
   for k,v in nodes.iteritems():
     conns = v.get('to',[])
     for c in conns: #sanitize weights
-- 
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