Manejo de ppp y se toma config de archivo en vez de stdin.

[z.facultad/75.43/tp2.git] / makeroute

diff --git a/makeroute b/makeroute
index 1cd184ba71026d88326e54ce2a63d072da5d92b8..2316394d95f3d7f255ab44e75bd1f3af75397919 100755 (executable)
--- a/makeroute
+++ b/makeroute
@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 # vim: set et sw=4 sts=4 :
 
 #!/usr/bin/env python
 # vim: set et sw=4 sts=4 :
 

-import sys
+import sys, os

 
 def get_campos(line):
     r = []
 
 def get_campos(line):
     r = []


@@ -20,12 +20,13 @@ def parse(f):
             hosts[host]['ifaces'] = []
             while line and line.strip() <> '"red"\t"ip"\t"mascara"\t"gateway"\t"interfaz"\t"metrica"':
                 if line.startswith('"'):
             hosts[host]['ifaces'] = []
             while line and line.strip() <> '"red"\t"ip"\t"mascara"\t"gateway"\t"interfaz"\t"metrica"':
                 if line.startswith('"'):

-                    (iface, ip, mascara, broadcast) = get_campos(line)[:4]
+                    (iface, ip, mascara, broadcast, peer) = get_campos(line)[:5]

                     hosts[host]['ifaces'].append({
                         'iface': iface,
                         'ip': ip,
                         'mascara': mascara,
                         'broadcast': broadcast,
                     hosts[host]['ifaces'].append({
                         'iface': iface,
                         'ip': ip,
                         'mascara': mascara,
                         'broadcast': broadcast,

+                        'peer': peer,

                     })
                 line = f.readline()
             line = f.readline()
                     })
                 line = f.readline()
             line = f.readline()


@@ -46,24 +47,48 @@ def parse(f):
         line = f.readline()
     return hosts
 
         line = f.readline()
     return hosts
 

-def up(host):
-    hosts = parse(sys.stdin)
+def up(host, fd):
+    hosts = parse(fd)
+    ppp = 0

     for iface in hosts[host]['ifaces']:
     for iface in hosts[host]['ifaces']:

-        if not iface['iface'].startswith('ppp'):
-            print 'ifconfig %(iface)s %(ip)s broadcast %(broadcast)s netmask %(mascara)s' % iface
+        if iface['iface'].startswith('ppp'):
+            print 'UP: pppd -detach crtscts lock %(ip)s:%(peer)s /dev/ttyS0' % iface
+            os.system('pppd -detach crtscts lock %(ip)s:%(peer)s /dev/ttyS0 &' % iface)
+            ppp = 1
+        else:
+            print 'UP: ifconfig %(iface)s %(ip)s broadcast %(broadcast)s netmask %(mascara)s' % iface
+            os.system('ifconfig %(iface)s %(ip)s broadcast %(broadcast)s netmask %(mascara)s' % iface)
+    if ppp:
+       print 'while sleep 1; do if ping -c1 %(peer)s 2>&1 > /dev/null; then break; else echo Esperando link ppp...; fi; done' % iface
+       os.system('while sleep 1; do if ping -c1 %(peer)s 2>&1 > /dev/null; then break; else echo Esperando link ppp...; fi; done' % iface)

     for ruta in hosts[host]['rutas']:
         if ruta['metrica'] <> "0":
     for ruta in hosts[host]['rutas']:
         if ruta['metrica'] <> "0":

-            print 'route add -net %(ip)s gw %(gateway)s netmask %(mascara)s dev %(iface)s metric %(metrica)s' % ruta
+            print 'UP: route add -net %(ip)s gw %(gateway)s netmask %(mascara)s dev %(iface)s metric %(metrica)s' % ruta
+            os.system('route add -net %(ip)s gw %(gateway)s netmask %(mascara)s dev %(iface)s metric %(metrica)s' % ruta)

 
 

-def down(host):
-    hosts = parse(sys.stdin)
+def down(host, fd):
+    hosts = parse(fd)

     for iface in hosts[host]['ifaces']:
     for iface in hosts[host]['ifaces']:

-        if not iface['iface'].startswith('ppp'):
-            print 'ifconfig %(iface)s down' % iface
+        print 'DOWN: ifconfig %(iface)s down' % iface
+        if iface['iface'].startswith('ppp'):
+            os.system('killall pppd')
+        else:
+            os.system('ifconfig %(iface)s down' % iface)
+
+def list(fd):
+    hosts = parse(fd)
+    for host in hosts.keys():
+        print host

 
 if __name__ == '__main__':
 
 if __name__ == '__main__':

+    fd = file('routers_labo.csv')
+    if len(sys.argv) < 2:
+        print >>sys.stderr, 'Uso: %s [up|down] host' % sys.argv[0]
+        sys.exit(1)

     if sys.argv[1] == 'up':
     if sys.argv[1] == 'up':

-        up(sys.argv[2])
+        up(sys.argv[2], fd)

     elif sys.argv[1] == 'down':
     elif sys.argv[1] == 'down':

-        down(sys.argv[2])
+        down(sys.argv[2], fd)
+    elif sys.argv[1] == 'list':
+        list(fd)