From 0c1883da9a8667595c528130cb9ddc7b0c4a04b2 Mon Sep 17 00:00:00 2001
From: makefu <root@pigstarter.de>
Date: Thu, 24 Jan 2013 02:12:00 +0000
Subject: find_super is now using a threadpool

---
 retiolum/scripts/adv_graphgen/find_super.py | 39 ++++++++++++++++++-----------
 1 file changed, 24 insertions(+), 15 deletions(-)

(limited to 'retiolum')

diff --git a/retiolum/scripts/adv_graphgen/find_super.py b/retiolum/scripts/adv_graphgen/find_super.py
index df01734e..99548f1c 100644
--- a/retiolum/scripts/adv_graphgen/find_super.py
+++ b/retiolum/scripts/adv_graphgen/find_super.py
@@ -23,23 +23,32 @@ def find_super(path="/etc/tinc/retiolum/hosts"):
       
       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):
+def try_connect(addr):
+  try:
+    from socket import socket,AF_INET,SOCK_STREAM
+    s = socket(AF_INET,SOCK_STREAM)
+    s.settimeout(2)
+    s.connect(addr)
+    s.settimeout(None)
+    s.close()
+    return addr
+  except Exception as e:
+    pass
+    #return ()
+
+def check_one_super(ha):
+    host,addrs = ha
     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)
+      ret = try_connect(addr)
+      if ret: valid_addrs.append(ret)
+    if valid_addrs: return (host,valid_addrs)
+
+def check_super(path="/etc/tinc/retiolum/hosts"):
+  from multiprocessing import Pool
+  p = Pool(20)
+  return filter(None,p.map(check_one_super,find_super(path)))
+
 
 
 if __name__ == "__main__":
-- 
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