tests/ovn-controller.at

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