1 files changed, 92 insertions, 0 deletions
diff --git a/god/census/arping_users.py b/god/census/arping_users.py
new file mode 100755
index 00000000..eb47f308
--- /dev/null
+++ b/god/census/arping_users.py
@@ -0,0 +1,92 @@
+#!/usr/bin/python
+import subprocess,re,logging,sys
+import json
+from arping import arpingy
+from multiprocessing import Pool
+logging.basicConfig(level=logging.WARNING)
+log = logging.getLogger("main")
+DEV='eth1'
+MAC_NAMES='mac_names.lst'
+data = []
+my_addr = False
+my_names = {}
+ret = {}
+quiet=False
+
+names = {}
+if len(sys.argv) > 1 and sys.argv[1] == 'q':
+  quiet=True
+def get_own_addr():
+  data = subprocess.Popen(['/sbin/ifconfig',DEV], 
+      stdout=subprocess.PIPE).communicate()[0].replace('\n','')
+  return re.sub(r'.*HWaddr ([0-9A-Fa-f:]*).*inet addr:([0-9.]*).*' ,
+      r'\1 \2',data).split()
+
+def load_names(mac_file):
+  f = open(mac_file)
+  for l in f:
+    mac,name = l.split(' ',1)
+    names[mac] = name.replace('\n','')
+  f.close()
+  return names
+
+def print_config():
+  log.info("My Addr : %s" %str(my_addr))
+  log.info("MAC Names file: %s " %MAC_NAMES)
+  log.debug("Loaded names : ")
+  for mac,name in my_names.iteritems():
+    log.debug("%s => %s" %(mac,name))
+
+def init():
+  my_addr = get_own_addr()
+  my_names = load_names(MAC_NAMES)
+
+def arping_helper(dic):
+  log.debug("trying arpingy(%s)" %dic)
+  return arpingy(**dic)
+
+def main():
+  init()
+  print_config()
+
+  for first in range(1,4):
+    for second in range(256):
+      data.append({'iprange':'10.42.'+str(first)+'.'+str(second),'iface':DEV})
+  try:
+    log.info("creating new Pool")
+    p = Pool(35)
+    ret = filter(lambda x:x , p.map(arping_helper, data))
+    log.info("killing it")
+    p.terminate()
+
+  except Exception as e:
+    print 'you fail '+str(e)
+    sys.exit(1)
+  myip,mymac = get_own_addr()
+  ret.append([mymac,myip]) 
+
+  print_json(ret)
+  #print_names(ret)
+
+def print_names(ret):
+  for p in ret:
+    if not quiet:
+      print p[0] + " => " + p[1]
+    if p[1] in names:
+      print names[p[1]]+ " is online"
+
+def print_json(ret):
+  from time import time
+  output = {}
+  output["timestamp"] = time()
+  for i in ret:
+    mac = i[0]
+    ip  = i[1]
+    if i[0] not in output:
+      output[mac] = []
+    output[mac].append(ip)
+  print json.dumps(output)
+
+if __name__ == "__main__":
+  log.debug("starting arping_users")
+  main()