tests/ovn-controller.at

   1 AT_BANNER([ovn-controller])
   2
   3 AT_SETUP([ovn-controller - ovn-bridge-mappings])
   4 ovn_init_db ovn-sb
   5 net_add n1
   6 sim_add hv
   7 as hv
   8 ovs-vsctl \
   9     -- add-br br-phys \
  10     -- add-br br-eth0 \
  11     -- add-br br-eth1 \
  12     -- add-br br-eth2
  13 ovn_attach n1 br-phys 192.168.0.1
  14
  15 # Waits until the OVS database contains exactly the specified patch ports.
  16 # Each argument should be of the form BRIDGE PORT PEER.
  17 check_patches () {
  18     # Generate code to check that the set of patch ports is exactly as
  19     # specified.
  20     echo 'ovs-vsctl -f csv -d bare --no-headings --columns=name find Interface type=patch | sort' > query
  21     for patch
  22     do
  23         echo $patch
  24     done | cut -d' ' -f 2 | sort > expout
  25
  26     # Generate code to verify that the configuration of each patch
  27     # port is correct.
  28     for patch
  29     do
  30         set $patch; bridge=$1 port=$2 peer=$3
  31         echo >>query "ovs-vsctl iface-to-br $port -- get Interface $port type options"
  32         echo >>expout "$bridge
  33 patch
  34 {peer=$peer}"
  35     done
  36
  37     # Run the query until we get the expected result (or until a timeout).
  38     #
  39     # (We use sed to drop all "s from output because ovs-vsctl quotes some
  40     # of the port names but not others.)
  41     AT_CAPTURE_FILE([query])
  42     AT_CAPTURE_FILE([expout])
  43     AT_CAPTURE_FILE([stdout])
  44     OVS_WAIT_UNTIL([. ./query | sed 's/"//g' > stdout #"
  45                     diff -u stdout expout >/dev/null])
  46 }
  47
  48 # Initially there should be no patch ports.
  49 check_patches
  50
  51 # Configure two ovn-bridge mappings to create two patch ports.
  52 AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-bridge-mappings=physnet1:br-eth0,physnet2:br-eth1])
  53 check_patches \
  54     'br-eth0 patch-br-eth0-to-br-int patch-br-int-to-br-eth0' \
  55     'br-int  patch-br-int-to-br-eth0 patch-br-eth0-to-br-int' \
  56     'br-eth1 patch-br-eth1-to-br-int patch-br-int-to-br-eth1' \
  57     'br-int  patch-br-int-to-br-eth1 patch-br-eth1-to-br-int'
  58
  59 # Change the mapping and the patch ports should change.
  60 AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-bridge-mappings=physnet1:br-eth2,physnet2:br-eth1])
  61 check_patches \
  62     'br-eth2 patch-br-eth2-to-br-int patch-br-int-to-br-eth2' \
  63     'br-int  patch-br-int-to-br-eth2 patch-br-eth2-to-br-int' \
  64     'br-eth1 patch-br-eth1-to-br-int patch-br-int-to-br-eth1' \
  65     'br-int  patch-br-int-to-br-eth1 patch-br-eth1-to-br-int'
  66
  67 # Add logical patch ports.
  68 AT_CHECK([ovn-sbctl \
  69     -- --id=@dp1 create Datapath_Binding tunnel_key=1 \
  70     -- --id=@dp2 create Datapath_Binding tunnel_key=2 \
  71     -- create Port_Binding datapath=@dp1 logical_port=foo tunnel_key=1 type=patch options:peer=bar \
  72     -- create Port_Binding datapath=@dp2 logical_port=bar tunnel_key=2 type=patch options:peer=foo \
  73 | ${PERL} $srcdir/uuidfilt.pl], [0], [<0>
  74 <1>
  75 <2>
  76 <3>
  77 ])
  78 check_patches \
  79     'br-eth2 patch-br-eth2-to-br-int patch-br-int-to-br-eth2' \
  80     'br-int  patch-br-int-to-br-eth2 patch-br-eth2-to-br-int' \
  81     'br-eth1 patch-br-eth1-to-br-int patch-br-int-to-br-eth1' \
  82     'br-int  patch-br-int-to-br-eth1 patch-br-eth1-to-br-int' \
  83     'br-int  patch-foo-to-bar        patch-bar-to-foo' \
  84     'br-int  patch-bar-to-foo        patch-foo-to-bar'
  85
  86 # Delete the mapping and the ovn-bridge-mapping patch ports should go away;
  87 # the ones from the logical patch port remain.
  88 AT_CHECK([ovs-vsctl remove Open_vSwitch . external-ids ovn-bridge-mappings])
  89 check_patches \
  90     'br-int patch-foo-to-bar patch-bar-to-foo' \
  91     'br-int patch-bar-to-foo patch-foo-to-bar'
  92
  93 # Change name of logical patch port, check that the OVS patch ports
  94 # get updated.
  95 AT_CHECK([ovn-sbctl \
  96     -- set Port_Binding foo logical_port=quux options:peer=baz \
  97     -- set Port_Binding bar logical_port=baz  options:peer=quux])
  98 check_patches \
  99     'br-int patch-quux-to-baz patch-baz-to-quux' \
 100     'br-int patch-baz-to-quux patch-quux-to-baz'
 101
 102 # Change the logical patch ports to VIFs and verify that the OVS patch
 103 # ports disappear.
 104 AT_CHECK([ovn-sbctl \
 105     -- set Port_Binding quux type='""' options='{}' \
 106     -- set Port_Binding baz type='""' options='{}'])
 107 check_patches
 108
 109 AT_CLEANUP