test/etc_network_interfaces/t.ovs_bridge_allow.pl

   1 use strict;
   2
   3 my $ip = '192.168.0.100';
   4 my $nm = '255.255.255.0';
   5 my $gw = '192.168.0.1';
   6
   7 # replace proc_net_dev with one with a bunch of interfaces
   8 save('proc_net_dev', <<'/proc/net/dev');
   9 eth0:
  10 eth1:
  11 eth2:
  12 eth3:
  13 /proc/net/dev
  14
  15 r('');
  16
  17 new_iface('vmbr0', 'OVSBridge',
  18     [ { family => 'inet',
  19         address => $ip,
  20         netmask => $nm,
  21         gateway => $gw } ],
  22     autostart => 1);
  23
  24 update_iface('eth0', [], autostart => 1);
  25 update_iface('eth1', [], autostart => 1);
  26 update_iface('eth2', [], autostart => 1);
  27 #update_iface('eth3', [], autostart => 1);
  28
  29 # Check the bridge and eth interfaces
  30 expect load('loopback') . <<"/etc/network/interfaces";
  31 auto eth0
  32 iface eth0 inet manual
  33
  34 auto eth1
  35 iface eth1 inet manual
  36
  37 auto eth2
  38 iface eth2 inet manual
  39
  40 iface eth3 inet manual
  41
  42 auto vmbr0
  43 iface vmbr0 inet static
  44         address  $ip
  45         netmask  $nm
  46         gateway  $gw
  47         ovs_type OVSBridge
  48
  49 /etc/network/interfaces
  50
  51 # Adding an interface to the bridge needs to add allow- lines and remove
  52 # its autostart property.
  53 update_iface('vmbr0', [], ovs_ports => 'eth1 eth2');
  54 expect load('loopback') . <<"/etc/network/interfaces";
  55 auto eth0
  56 iface eth0 inet manual
  57
  58 allow-vmbr0 eth1
  59 iface eth1 inet manual
  60         ovs_type OVSPort
  61         ovs_bridge vmbr0
  62
  63 allow-vmbr0 eth2
  64 iface eth2 inet manual
  65         ovs_type OVSPort
  66         ovs_bridge vmbr0
  67
  68 iface eth3 inet manual
  69
  70 auto vmbr0
  71 iface vmbr0 inet static
  72         address  $ip
  73         netmask  $nm
  74         gateway  $gw
  75         ovs_type OVSBridge
  76         ovs_ports eth1 eth2
  77
  78 /etc/network/interfaces
  79
  80 # Idempotency - make sure "allow-$BRIDGE $IFACE" don't get duplicated
  81 # they're stripped from $config->{options} at load-time since they're
  82 # auto-generated when writing OVSPorts.
  83 save('idem', w());
  84 r(load('idem'));
  85 expect load('idem');
  86
  87 # Removing an ovs_port also has to remove the corresponding allow- line!
  88 # Also remember that adding interfaces to the ovs bridge removed their
  89 # autostart property, so eth2 is now without an autostart!
  90 update_iface('vmbr0', [], ovs_ports => 'eth1');
  91 # eth2 is now autoremoved and thus loses its priority, so it appears after eth3
  92 expect load('loopback') . <<"/etc/network/interfaces";
  93 auto eth0
  94 iface eth0 inet manual
  95
  96 allow-vmbr0 eth1
  97 iface eth1 inet manual
  98         ovs_type OVSPort
  99         ovs_bridge vmbr0
 100
 101 iface eth3 inet manual
 102
 103 iface eth2 inet manual
 104
 105 auto vmbr0
 106 iface vmbr0 inet static
 107         address  $ip
 108         netmask  $nm
 109         gateway  $gw
 110         ovs_type OVSBridge
 111         ovs_ports eth1
 112
 113 /etc/network/interfaces
 114
 115 1;