use optparse

ereshkigal.py

@@ -396,10 +396,29 @@ class monitorCurses:
 
 if __name__ == "__main__":
     import sys
+    from optparse import OptionParser
 
-    # CURSES
-    if len(sys.argv) > 1:
-	if  sys.argv[1] == "--curses":
+    usage = """Usage: %prog [options]
+A user interface to monitor existing SSH tunnel that are managed with autossh.
+
+Called without options, ereshkigal displays 
+"""
+    parser = OptionParser(usage=usage)
+
+    parser.add_option("-c", "--curses", dest="curses", default=False,
+	    help="Start the user interface in text mode")
+    parser.add_option("-n", "--connections", dest="connections", default=False,
+	    help="Display only the list of SSH connections related to a tunnel")
+    parser.add_option("-a", "--autossh", dest="autossh", default=False,
+	    help="Display only the list of autossh processes")
+
+    (options, args) = parser.parse_args()
+
+    #if len(options) > 1:
+    #	parser.error("options are mutually exclusive")
+
+
+    if  options.curses:
 	    import curses
 	    import traceback
 
@@ -437,20 +456,32 @@ if __name__ == "__main__":
 		curses.endwin()
 		traceback.print_exc()
 
-	elif sys.argv[1] == "--connections":
+
+    elif options.connections:
 	    tm = AutoSSHTunnelMonitor()
 	    con = tm.get_connections()
 	    for c in con:
 		    print con
 
-	elif sys.argv[1] == "--autossh":
+
+    elif options.autossh:
 	    tm = AutoSSHTunnelMonitor()
 	    auto = tm.get_autossh_instances()
 	    for i in auto:
 		    print auto
 
-    # CLI
+
     else:
 	tm = AutoSSHTunnelMonitor()
+	tm.update()
 	print tm
 
+
+#
+# In Mesopotamian mythology, Ereshkigal (lit. "great lady under earth")
+# was the goddess of Irkalla, the land of the dead or underworld.
+#
+# Thus, she knows a lot about tunnels...
+#
+# http://en.wikipedia.org/wiki/Ereshkigal
+#