added parallel arping,refactoring

1 files changed, 30 insertions, 0 deletions

diff --git a/src/arping.py b/src/arping.py
new file mode 100644
index 00000000..1846f474
--- /dev/null
+++ b/src/arping.py
@@ -0,0 +1,30 @@
+#!/usr/bin/python2
+
+import logging 
+log = logging.getLogger('arpingy')
+import os
+try:
+  if (os.geteuid() != 0):
+    raise Exception('no root permissions')
+  from scapy.all import * #might throws "no such module"
+
+  def arpingy(iprange="10.42.1.0/24",iface='eth0'):
+    log.debug("pinging"+ str(iprange))
+    """Arping function takes IP Address or Network, returns nested mac/ip list"""
+    try:
+      conf.verb=0
+      ans,unans=arping(iprange,iface=iface,timeout=1)
+
+      collection = []
+      for snd, rcv in ans:
+        result = rcv.sprintf(r"%ARP.psrc% %Ether.src%").split()
+        log.debug(result)
+        return result # take just the first arp reply
+    except Exception as e:
+      print ("something went wrong while arpinging " + str(e))
+    return []
+
+except Exception as e:
+  log.error("Cannot load arping functions!" + str(e))
+  def arpingy(iprange='',iface=''):
+    raise Exception ('arping not available')