subcommands

bin/etherdump

@@ -1,7 +1,22 @@
 #!/usr/bin/env python
 
-from etherdump import main
+import sys
 
-main()
+try:
+    cmd = sys.argv[1]
+    if cmd.startswith("-"):
+    	cmd = "dump"
+    	args = sys.argv
+    else:
+    	args = sys.argv[2:]
+except IndexError:
+    cmd = "dump"
+    args = sys.argv[1:]
 
+try:
+    # http://stackoverflow.com/questions/301134/dynamic-module-import-in-python
+    cmdmod = __import__("etherdump.commands.%s" % cmd, fromlist=["etherdump.commands"])
+    cmdmod.main(args)
+except ImportError, e:
+    print "Command '{0}' not available ({1})".format(cmd, e)