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 # Make sure that the configured bridge mappings in the Open_vSwitch db
  50 # is mirrored into the Chassis record in the OVN_Southbound db.
  51 check_bridge_mappings () {
  52     local_mappings=$1
  53     sysid=$(ovs-vsctl get Open_vSwitch . external_ids:system-id)
  54     chassis_mappings=$(ovn-sbctl get Chassis ${sysid} external_ids:ovn-bridge-mappings | sed -e 's/\"//g')
  55     echo $local_mappings
  56     echo $chassis_mappings
  57     AT_CHECK([test "${local_mappings}" = "${chassis_mappings}"])
  58 }
  59
  60 # Initially there should be no patch ports.
  61 check_patches
  62
  63 # Configure two ovn-bridge mappings, but no patch ports should be created yet
  64 AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-bridge-mappings=physnet1:br-eth0,physnet2:br-eth1])
  65 check_bridge_mappings "physnet1:br-eth0,physnet2:br-eth1"
  66 check_patches
  67
  68 # Create a localnet port, but we should still have no patch ports, as they
  69 # won't be created until there's a localnet port on a logical switch with
  70 # another logical port bound to this chassis.
  71 ovn-sbctl \
  72     -- --id=@dp101 create Datapath_Binding tunnel_key=101 \
  73     -- create Port_Binding datapath=@dp101 logical_port=localnet1 tunnel_key=1 \
  74         type=localnet options:network_name=physnet1
  75 check_patches
  76
  77 # Create a localnet port on a logical switch with a port bound to this chassis.
  78 # Now we should get some patch ports created.
  79 ovn-sbctl \
  80     -- --id=@dp102 create Datapath_Binding tunnel_key=102 \
  81     -- create Port_Binding datapath=@dp102 logical_port=localnet2 tunnel_key=1 \
  82         type=localnet options:network_name=physnet1 \
  83     -- create Port_Binding datapath=@dp102 logical_port=localvif2 tunnel_key=2
  84 ovs-vsctl add-port br-int localvif2 -- set Interface localvif2 external_ids:iface-id=localvif2
  85 check_patches \
  86     'br-int  patch-br-int-to-localnet2 patch-localnet2-to-br-int' \
  87     'br-eth0 patch-localnet2-to-br-int patch-br-int-to-localnet2'
  88
  89 # Add logical patch ports to connect new logical datapath.
  90 #
  91 # OVN no longer uses OVS patch ports to implement logical patch ports, so
  92 # the set of OVS patch ports doesn't change.
  93 AT_CHECK([ovn-sbctl \
  94     -- --id=@dp1 create Datapath_Binding tunnel_key=1 \
  95     -- --id=@dp2 create Datapath_Binding tunnel_key=2 \
  96     -- create Port_Binding datapath=@dp1 logical_port=foo tunnel_key=1 type=patch options:peer=bar \
  97     -- create Port_Binding datapath=@dp2 logical_port=bar tunnel_key=2 type=patch options:peer=foo \
  98     -- create Port_Binding datapath=@dp1 logical_port=dp1vif tunnel_key=3 \
  99 | ${PERL} $srcdir/uuidfilt.pl], [0], [<0>
 100 <1>
 101 <2>
 102 <3>
 103 <4>
 104 ])
 105 ovs-vsctl add-port br-int dp1vif -- set Interface dp1vif external_ids:iface-id=dp1vif
 106 check_patches \
 107     'br-int  patch-br-int-to-localnet2 patch-localnet2-to-br-int' \
 108     'br-eth0 patch-localnet2-to-br-int patch-br-int-to-localnet2'
 109
 110 # Delete the mapping and the ovn-bridge-mapping patch ports should go away.
 111 AT_CHECK([ovs-vsctl remove Open_vSwitch . external-ids ovn-bridge-mappings])
 112 check_bridge_mappings
 113 check_patches
 114
 115 # Gracefully terminate daemons
 116 OVN_CLEANUP_SBOX([hv])
 117 OVN_CLEANUP_VSWITCH([main])
 118 as ovn-sb
 119 OVS_APP_EXIT_AND_WAIT([ovsdb-server])
 120
 121 AT_CLEANUP
 122
 123 # Checks that ovn-controller populates datapath-type and iface-types
 124 # correctly in the Chassis external-ids column.
 125 AT_SETUP([ovn-controller - Chassis external_ids])
 126 AT_KEYWORDS([ovn])
 127 ovn_init_db ovn-sb
 128
 129 net_add n1
 130 sim_add hv
 131 as hv
 132 ovs-vsctl \
 133     -- add-br br-phys \
 134     -- add-br br-eth0 \
 135     -- add-br br-eth1 \
 136     -- add-br br-eth2
 137 ovn_attach n1 br-phys 192.168.0.1
 138
 139 sysid=$(ovs-vsctl get Open_vSwitch . external_ids:system-id)
 140
 141 # Make sure that the datapath_type set in the Bridge table
 142 # is mirrored into the Chassis record in the OVN_Southbound db.
 143 check_datapath_type () {
 144     datapath_type=$1
 145     chassis_datapath_type=$(ovn-sbctl get Chassis ${sysid} external_ids:datapath-type | sed -e 's/"//g') #"
 146     test "${datapath_type}" = "${chassis_datapath_type}"
 147 }
 148
 149 OVS_WAIT_UNTIL([check_datapath_type ""])
 150
 151 ovs-vsctl set Bridge br-int datapath-type=foo
 152 OVS_WAIT_UNTIL([check_datapath_type foo])
 153
 154 # Change "ovn-bridge-mappings" value. It should not change the "datapath-type".
 155 ovs-vsctl set Open_vSwitch . external_ids:ovn-bridge-mappings=foo-mapping
 156 check_datapath_type foo
 157
 158 ovs-vsctl set Bridge br-int datapath-type=bar
 159 OVS_WAIT_UNTIL([check_datapath_type bar])
 160
 161 ovs-vsctl set Bridge br-int datapath-type=\"\"
 162 OVS_WAIT_UNTIL([check_datapath_type ""])
 163
 164 expected_iface_types=$(ovs-vsctl get Open_vSwitch . iface_types|sed 's/[[]][[ ]]//g')
 165 chassis_iface_types=$(ovn-sbctl get Chassis ${sysid} external_ids:iface-types | sed -e 's/\"//g')
 166 echo "chassis_iface_types = ${chassis_iface_types}"
 167 AT_CHECK([test "${expected_iface_types}" = "${chassis_iface_types}"])
 168
 169 # Change the value of external_ids:iface-types using ovn-sbctl.
 170 # ovn-controller should again set it back to proper one.
 171 ovn-sbctl set Chassis ${sysid} external_ids:iface-types="foo"
 172 OVS_WAIT_UNTIL([
 173     chassis_iface_types=$(ovn-sbctl get Chassis ${sysid} external_ids:iface-types | sed -e 's/\"//g')
 174     echo "chassis_iface_types = ${chassis_iface_types}"
 175     test "${expected_iface_types}" = "${chassis_iface_types}"
 176 ])
 177
 178 # Gracefully terminate daemons
 179 OVN_CLEANUP_SBOX([hv])
 180 OVN_CLEANUP_VSWITCH([main])
 181 as ovn-sb
 182 OVS_APP_EXIT_AND_WAIT([ovsdb-server])
 183
 184 AT_CLEANUP
 185
 186 # Checks that ovn-controller correctly maintains the mapping from the Encap
 187 # table in the Southbound database to OVS in the face of changes on both sides
 188 AT_SETUP([ovn-controller - change Encap properties])
 189 AT_KEYWORDS([ovn])
 190 ovn_init_db ovn-sb
 191
 192 net_add n1
 193 sim_add hv
 194 as hv
 195 ovs-vsctl \
 196     -- add-br br-phys \
 197     -- add-br br-eth0 \
 198     -- add-br br-eth1 \
 199     -- add-br br-eth2
 200 ovn_attach n1 br-phys 192.168.0.1
 201
 202 check_tunnel_property () {
 203     test "`ovs-vsctl get interface ovn-fakech-0 $1`" = "$2"
 204 }
 205
 206 # Start off with a remote chassis supporting STT
 207 ovn-sbctl chassis-add fakechassis stt 192.168.0.2
 208 OVS_WAIT_UNTIL([check_tunnel_property type stt])
 209
 210 # See if we switch to Geneve as the first choice when it is available
 211 encap_uuid=$(ovn-sbctl add chassis fakechassis encaps @encap -- --id=@encap create encap type=geneve ip="127.0.0.1")
 212 OVS_WAIT_UNTIL([check_tunnel_property type geneve])
 213
 214 # Check that changes within an encap row are propagated
 215 ovn-sbctl set encap ${encap_uuid} ip=192.168.0.2
 216 OVS_WAIT_UNTIL([check_tunnel_property options:remote_ip "\"192.168.0.2\""])
 217
 218 # Change the type on the OVS side and check than OVN fixes it
 219 ovs-vsctl set interface ovn-fakech-0 type=vxlan
 220 OVS_WAIT_UNTIL([check_tunnel_property type geneve])
 221
 222 # Delete the port entirely and it should be resurrected
 223 ovs-vsctl del-port ovn-fakech-0
 224 OVS_WAIT_UNTIL([check_tunnel_property type geneve])
 225
 226 # Gracefully terminate daemons
 227 OVN_CLEANUP_SBOX([hv])
 228 OVN_CLEANUP_VSWITCH([main])
 229 as ovn-sb
 230 OVS_APP_EXIT_AND_WAIT([ovsdb-server])
 231
 232 AT_CLEANUP