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:
  52 update_iface('vmbr0', [], ovs_ports => 'eth1 eth2');
  53 expect load('loopback') . <<"/etc/network/interfaces";
  54 auto eth0
  55 iface eth0 inet manual
  56
  57 auto eth1
  58 allow-vmbr0 eth1
  59 iface eth1 inet manual
  60         ovs_type OVSPort
  61         ovs_bridge vmbr0
  62
  63 auto eth2
  64 allow-vmbr0 eth2
  65 iface eth2 inet manual
  66         ovs_type OVSPort
  67         ovs_bridge vmbr0
  68
  69 iface eth3 inet manual
  70
  71 auto vmbr0
  72 iface vmbr0 inet static
  73         address  $ip
  74         netmask  $nm
  75         gateway  $gw
  76         ovs_type OVSBridge
  77         ovs_ports eth1 eth2
  78
  79 /etc/network/interfaces
  80
  81 # Idempotency - make sure "allow-$BRIDGE $IFACE" don't get duplicated
  82 # they're stripped from $config->{options} at load-time since they're
  83 # auto-generated when writing OVSPorts.
  84 save('idem', w());
  85 r(load('idem'));
  86 expect load('idem');
  87
  88 # Removing an ovs_port also has to remove the corresponding allow- line!
  89 # Also remember that adding interfaces to the ovs bridge removed their
  90 # autostart property, so eth2 is now without an autostart!
  91 update_iface('vmbr0', [], ovs_ports => 'eth1');
  92 # eth2 is now autoremoved and thus loses its priority, so it appears after eth3
  93 expect load('loopback') . <<"/etc/network/interfaces";
  94 auto eth0
  95 iface eth0 inet manual
  96
  97 allow-vmbr0 eth1
  98 iface eth1 inet manual
  99         ovs_type OVSPort
 100         ovs_bridge vmbr0
 101
 102 iface eth3 inet manual
 103
 104 iface eth2 inet manual
 105
 106 auto vmbr0
 107 iface vmbr0 inet static
 108         address  $ip
 109         netmask  $nm
 110         gateway  $gw
 111         ovs_type OVSBridge
 112         ovs_ports eth1
 113
 114 /etc/network/interfaces
 115
 116 1;