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#!/bin/bash
set -eux
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
GENERIC_SWITCH_TEST_BRIDGE=genericswitch
GENERIC_SWITCH_TEST_PORT_NAME=${GENERIC_SWITCH_PORT_NAME:-p_01}
NEUTRON_GENERIC_SWITCH_TEST_PORT_NAME=generic_switch_test
function clear_resources {
sudo ovs-vsctl --if-exists del-port $GENERIC_SWITCH_TEST_PORT_NAME
if neutron port-show $NEUTRON_GENERIC_SWITCH_TEST_PORT_NAME; then
neutron port-delete $NEUTRON_GENERIC_SWITCH_TEST_PORT_NAME
fi
}
function wait_for_openvswitch_agent {
local openvswitch_agent
local retries=10
local retry_delay=20;
local status=false
openvswitch_agent="Open vSwitch agent"
while [[ $retries -ge 0 ]]; do
if neutron agent-list --fields agent_type | grep -q "Open vSwitch agent"; then
status=true
break
fi
retries=$((retries - 1))
echo "$openvswitch_agent is not yet registered. $retries left."
sleep $retry_delay
done
if ! $status; then
echo "$openvswitch_agent is not started in $((retries * retry_delay))"
fi
}
clear_resources
sudo ovs-vsctl add-port $GENERIC_SWITCH_TEST_BRIDGE $GENERIC_SWITCH_TEST_PORT_NAME
sudo ovs-vsctl clear port $GENERIC_SWITCH_TEST_PORT_NAME tag
switch_id=$(ip link show dev $GENERIC_SWITCH_TEST_BRIDGE | egrep -o "ether [A-Za-z0-9:]+"|sed "s/ether\ //")
wait_for_openvswitch_agent
# create and update Neutron port
expected_tag=$(python ${DIR}/exercise.py --switch_name $GENERIC_SWITCH_TEST_BRIDGE --port $GENERIC_SWITCH_TEST_PORT_NAME --switch_id=$switch_id)
new_tag=$(sudo ovs-vsctl get port $GENERIC_SWITCH_TEST_PORT_NAME tag)
clear_resources
if [ "${new_tag}" != "${expected_tag}" ]; then
echo "FAIL: OVS port tag is not set correctly!"
exit 1
else
echo "SUCCESS: OVS port tag is set correctly"
fi
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