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ovn_cluster.sh
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ovn_cluster.sh
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#!/bin/bash
[ $EUID -eq 0 ] || { echo 'must be root' >&2; exit 1; }
#set -o xtrace
set -o errexit
RUNC_CMD="${RUNC_CMD:-podman}"
CENTRAL_IMAGE=${CENTRAL_IMAGE:-"ovn/ovn-multi-node:latest"}
CHASSIS_IMAGE=${CHASSIS_IMAGE:-"ovn/ovn-multi-node:latest"}
GW_IMAGE=${GW_IMAGE:-"ovn/ovn-multi-node:latest"}
RELAY_IMAGE=${RELAY_IMAGE:-"ovn/ovn-multi-node:latest"}
USE_OVN_RPMS="${USE_OVN_RPMS:-no}"
EXTRA_OPTIMIZE="${EXTRA_OPTIMIZE:-no}"
OS_BASE=${OS_BASE:-"fedora"}
OS_IMAGE=${OS_IMAGE:-"quay.io/fedora/fedora:latest"}
OS_IMAGE_PULL_RETRIES=${OS_IMAGE_PULL_RETRIES:-40}
OS_IMAGE_PULL_INTERVAL=${OS_IMAGE_PULL_INTERVAL:-5}
USE_OVSDB_ETCD=${USE_OVSDB_ETCD:-no}
CHASSIS_PREFIX="${CHASSIS_PREFIX:-ovn-chassis-}"
GW_PREFIX="ovn-gw-"
CENTRAL_COUNT=${CENTRAL_COUNT:-1}
CENTRAL_PREFIX="${CENTRAL_PREFIX:-ovn-central-az}"
CENTRAL_NAME="${CENTRAL_NAME:-}"
CENTRAL_NAMES=()
CHASSIS_COUNT=${CHASSIS_COUNT:-2}
CHASSIS_NAMES=()
GW_COUNT=${GW_COUNT:-1}
GW_NAMES=()
OVN_BR="br-ovn"
OVN_EXT_BR="br-ovn-ext"
OVN_BR_CLEANUP="${OVN_BR_CLEANUP:-yes}"
OVN_SRC_PATH="${OVN_SRC_PATH:-}"
OVS_SRC_PATH="${OVS_SRC_PATH:-}"
OVNCTL_PATH=/usr/share/ovn/scripts/ovn-ctl
IP_HOST=${IP_HOST:-170.168.0.0}
IP_CIDR=${IP_CIDR:-16}
IP_START=${IP_START:-170.168.0.2}
OVN_DB_CLUSTER="${OVN_DB_CLUSTER:-no}"
OVN_MONITOR_ALL="${OVN_MONITOR_ALL:-no}"
RELAY_COUNT=${RELAY_COUNT:-0}
RELAY_NAMES=( )
OVN_START_IC_DBS=${OVN_START_IC_DBS:-yes}
CENTRAL_IC_IP="${CENTRAL_IC_IP:-}"
CENTRAL_IC_ID="${CENTRAL_IC_ID:-}"
# Controls the type of OVS datapath to be used.
# Possible values:
# - 'system' for the kernel datapath.
# - 'netdev' for the userspace datapath.
# See 'datapath_type' in:
# https://man7.org/linux/man-pages/man5/ovs-vswitchd.conf.db.5.html#Bridge_TABLE
OVN_DP_TYPE="${OVN_DP_TYPE:-system}"
ENABLE_SSL="${ENABLE_SSL:=yes}"
ENABLE_ETCD="${ENABLE_ETCD:=no}"
REMOTE_PROT=ssl
if [ "$ENABLE_SSL" != "yes" ]; then
REMOTE_PROT=tcp
fi
CREATE_FAKE_VMS="${CREATE_FAKE_VMS:-yes}"
SSL_CERTS_PATH="/opt/ovn"
FAKENODE_MNT_DIR="${FAKENODE_MNT_DIR:-/tmp/ovn-multinode}"
INSTALL_UTILS_FROM_SOURCES="${INSTALL_UTILS_FROM_SOURCES:-no}"
OVN_NBDB_SRC=${OVN_NBDB_SRC}
OVN_SBDB_SRC=${OVN_SBDB_SRC}
function set_node_names() {
if [ "x$CENTRAL_NAME" == "x" ]; then
for (( i=1; i<=CENTRAL_COUNT; i++ )); do
CENTRAL_NAMES+=( "${CENTRAL_PREFIX}${i}" )
done
else
CENTRAL_NAMES+=( "$CENTRAL_NAME" )
fi
for (( i=1; i<=CHASSIS_COUNT; i++ )); do
CHASSIS_NAMES+=( "${CHASSIS_PREFIX}${i}" )
done
for (( i=1; i<=GW_COUNT; i++ )); do
GW_NAMES+=( "${GW_PREFIX}${i}" )
done
for central_name in "${CENTRAL_NAMES[@]}"; do
for (( j=1; j<=RELAY_COUNT; j++ )); do
RELAY_NAMES+=( "${central_name}-relay-${j}" )
done
done
}
function count-central() {
local filter=${1:-}
count-containers "${CENTRAL_PREFIX}" "${filter}"
}
function count-chassis() {
local filter=${1:-}
count-containers "${CHASSIS_PREFIX}" "${filter}"
}
function count-gw() {
local filter=${1:-}
count-containers "${GW_PREFIX}" "${filter}"
}
function count-containers() {
local name=$1
local filter=${2:-}
local count=0
# remove any whitespace from the container name
name=$(echo $name | sed 's/ //g')
for cid in $( ${RUNC_CMD} ps -qa --filter "name=${name}" $filter); do
(( count += 1 ))
done
echo "$count"
}
function start-container() {
local image=$1
local name=$2
local vagrant_mount=""
local volumes run_cmd
volumes=""
if [ -d "/vagrant" ]; then
vagrant_mount="-v /vagrant:/vagrant"
fi
${RUNC_CMD} run -dt ${volumes} -v "${FAKENODE_MNT_DIR}:/data" --privileged \
$vagrant_mount --name="${name}" --hostname="${name}" \
"${image}" > /dev/null
# Make sure ipv6 in container is enabled if we will be using it
if [ "$IPV6_UNDERLAY" = "yes" ]; then
${RUNC_CMD} exec ${name} sysctl --quiet -w net.ipv6.conf.all.disable_ipv6=0
${RUNC_CMD} exec ${name} sysctl --quiet -w net.ipv6.conf.default.disable_ipv6=0
fi
}
function stop-container() {
local cid=$1
${RUNC_CMD} rm -f --volumes "${cid}" > /dev/null
}
function stop() {
for i in $(seq $CENTRAL_COUNT); do
ip netns delete ovnfake-ext$i || :
ip netns delete ovnfake-int$i || :
done
if [ "${OVN_BR_CLEANUP}" == "yes" ]; then
ovs-vsctl --if-exists del-br $OVN_BR || exit 1
ovs-vsctl --if-exists del-br $OVN_EXT_BR || exit 1
else
for name in "${CENTRAL_NAMES[@]}"; do
del-ovs-container-ports ${name}-1
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
del-ovs-container-ports ${name}-2
del-ovs-container-ports ${name}-3
fi
done
for name in "${RELAY_NAMES[@]}"; do
del-ovs-container-ports ${name}
done
for name in "${GW_NAMES[@]}"; do
del-ovs-container-ports ${name}
done
for name in "${CHASSIS_NAMES[@]}"; do
del-ovs-container-ports ${name}
done
fi
echo "Stopping OVN cluster"
# Delete the containers
for cid in $( ${RUNC_CMD} ps -qa --filter "name=${CENTRAL_PREFIX}|${GW_PREFIX}|${CHASSIS_PREFIX}" ); do
stop-container ${cid}
done
}
function setup-ovs-in-host() {
ovs-vsctl br-exists $OVN_BR || ovs-vsctl add-br $OVN_BR || exit 1
ovs-vsctl br-exists $OVN_BR || ovs-vsctl add-br $OVN_EXT_BR || exit 1
}
function add-ovs-container-ports() {
ovn_central=$1
ip_range=$IP_HOST
cidr=$IP_CIDR
ip_start=$IP_START
br=$OVN_BR
eth=eth1
ip_index=0
if [ "$ovn_central" == "yes" ]; then
for i in $(seq 3); do
echo -n > _ovn_central_$i
done
echo -n > _ovn_remote
for name in "${CENTRAL_NAMES[@]}"; do
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
ip1=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name}-1 --ipaddress=${ip1}/${cidr}
echo "$name $ip1" >> _ovn_central_1
(( ip_index += 1))
ip2=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name}-2 --ipaddress=${ip2}/${cidr}
echo "$name $ip2" >> _ovn_central_2
(( ip_index += 1))
ip3=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name}-3 --ipaddress=${ip3}/${cidr}
echo "$name $ip3" >> _ovn_central_3
(( ip_index += 1))
echo "$name ${REMOTE_PROT}:$ip1:6642,${REMOTE_PROT}:$ip2:6642,${REMOTE_PROT}:$ip3:6642" >> _ovn_remote
else
ip=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name}-1 --ipaddress=${ip}/${cidr}
echo "$name ${REMOTE_PROT}:$ip:6642" >> _ovn_remote
(( ip_index += 1))
fi
done
for name in "${GW_NAMES[@]}"; do
ip=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name} --ipaddress=${ip}/${cidr}
(( ip_index += 1))
done
if [ "$RELAY_COUNT" -gt 0 ]; then
echo -n > _ovn_relay_remotes
relay_remotes=""
last_az="az1"
for name in "${RELAY_NAMES[@]}"; do
relay_az=$(echo $name | awk -F- '{print $3}')
if [ "$relay_az" != "$last_az" ]; then
ovn_relay_remotes=$(echo $relay_remotes | cut -c 2-)
echo "ovn-central-$last_az $ovn_relay_remotes" >> _ovn_relay_remotes
relay_remotes=""
last_az="$relay_az"
fi
ip=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name} --ipaddress=${ip}/${cidr}
relay_remotes=$relay_remotes",${REMOTE_PROT}:$ip:6642"
(( ip_index += 1))
done
ovn_relay_remotes=$(echo $relay_remotes | cut -c 2-)
echo "ovn-central-$last_az $ovn_relay_remotes" >> _ovn_relay_remotes
cat _ovn_remote > _ovn_remote_main_db
cat _ovn_relay_remotes > _ovn_remote
fi
fi
for name in "${CHASSIS_NAMES[@]}"; do
ip=$(./ip_gen.py $ip_range/$cidr $ip_start $ip_index)
./ovs-runc add-port $br $eth ${name} --ipaddress=${ip}/${cidr}
(( ip_index += 1))
done
if [ "$ovn_central" == "yes" ]; then
for name in "${CENTRAL_NAMES[@]}"; do
./ovs-runc add-port ${OVN_EXT_BR} eth2 ${name}-1
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
./ovs-runc add-port ${OVN_EXT_BR} eth2 ${name}-2
./ovs-runc add-port ${OVN_EXT_BR} eth2 ${name}-3
fi
done
for name in "${RELAY_NAMES[@]}"; do
./ovs-runc add-port ${OVN_EXT_BR} eth2 ${name}
done
for name in "${GW_NAMES[@]}"; do
./ovs-runc add-port ${OVN_EXT_BR} eth2 ${name}
done
fi
for name in "${CHASSIS_NAMES[@]}"; do
./ovs-runc add-port ${OVN_EXT_BR} eth2 ${name}
done
}
function del-ovs-container-ports() {
local name=$1
./ovs-runc del-port $OVN_BR eth1 ${name} || :
./ovs-runc del-port $OVN_EXT_BR eth2 ${name} || :
}
function configure-ovn() {
ovn_central=$1
ovn_remote=$2
ovn_monitor_all=$3
ovn_dp_type=$4
rm -f ${FAKENODE_MNT_DIR}/configure_ovn.sh
cat << EOF > ${FAKENODE_MNT_DIR}/configure_ovn.sh
#!/bin/bash
eth=\$1
ovn_remote=\$2
is_gw=\$3
ovn_monitor_all=\$4
ovn_dp_type=\$5
if [ "\$eth" = "" ]; then
eth=eth1
fi
if [ "\$ovn_remote" = "none" ]; then
ovn_remote="tcp:170.168.0.2:6642"
fi
ip=\`ip addr show \$eth | grep inet | grep -v inet6 | awk '{print \$2}' | cut -d'/' -f1\`
ovs-vsctl set open . external_ids:ovn-encap-ip=\$ip
ovs-vsctl set open . external-ids:ovn-encap-type=geneve
ovs-vsctl set open . external-ids:ovn-remote=\$ovn_remote
ovs-vsctl set open . external-ids:ovn-openflow-probe-interval=60
ovs-vsctl set open . external-ids:ovn-remote-probe-interval=180000
if [ "\$ovn_monitor_all" = "yes" ]; then
ovs-vsctl set open . external-ids:ovn-monitor-all=true
fi
ovs-vsctl set open . external-ids:ovn-bridge-datapath-type=\$ovn_dp_type
ovs-vsctl --if-exists del-br br-ex
ovs-vsctl add-br br-ex
ovs-vsctl set Bridge br-ex datapath_type=\$ovn_dp_type
ovs-vsctl set open . external-ids:ovn-bridge-mappings=public:br-ex
if [ "\$is_gw" = 'is_gw' ]; then
ovs-vsctl set open . external-ids:ovn-cms-options=enable-chassis-as-gw
fi
ovs-vsctl set open_vswitch . external_ids:ovn-is-interconn=true
ip link set eth2 down
ovs-vsctl add-port br-ex eth2
ip link set eth2 up
EOF
chmod 0755 ${FAKENODE_MNT_DIR}/configure_ovn.sh
index=1
if [ "$ovn_central" == "yes" ]; then
for name in "${GW_NAMES[@]}"; do
ovn_remote_gw=$ovn_remote
if [ "$ovn_remote_gw" == "none" -a -e _ovn_remote ]; then
ovn_remote_gw="$(awk -v idx=$index 'NR==idx {print $2}' _ovn_remote)"
fi
${RUNC_CMD} exec ${name} bash /data/configure_ovn.sh eth1 \
${ovn_remote_gw} is_gw ${ovn_monitor_all} ${ovn_dp_type}
index=$((index % $CENTRAL_COUNT + 1))
done
fi
index=1
for name in "${CHASSIS_NAMES[@]}"; do
ovn_remote_ch=$ovn_remote
if [ "$ovn_remote_ch" == "none" -a -e _ovn_remote ]; then
ovn_remote_ch="$(awk -v idx=$index 'NR==idx {print $2}' _ovn_remote)"
fi
${RUNC_CMD} exec ${name} bash /data/configure_ovn.sh eth1 \
${ovn_remote_ch} not_gw ${ovn_monitor_all} ${ovn_dp_type}
index=$((index % $CENTRAL_COUNT + 1))
done
}
function wait-containers() {
local ovn_central=$1
echo "Waiting for containers to be up.."
while : ; do
local done="1"
if [ "${ovn_central}" == "yes" ]; then
for name in "${CENTRAL_NAMES[@]}"; do
[[ $(count-containers "${name}-1") == "0" ]] && continue
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
[[ $(count-containers "${name}-2") == "0" ]] && continue
[[ $(count-containers "${name}-3") == "0" ]] && continue
fi
done
for name in "${GW_NAMES[@]}"; do
[[ $(count-containers "${name}") == "0" ]] && done="0" && break
done
for name in "${RELAY_NAMES[@]}"; do
[[ $(count-containers "${name}") == "0" ]] && done="0" && break
done
[[ ${done} == "0" ]] && continue
fi
for name in "${CHASSIS_NAMES[@]}"; do
[[ $(count-containers "${name}") == "0" ]] && done="0" && break
done
[[ ${done} == "1" ]] && break
done
}
# Provisions a NB or SB db file on the central nodes.
# Usage: provision-db-file nb|sb <source-db-file>
function provision-db-file() {
local db=$1
local src=$2
for name in "${CENTRAL_NAMES[@]}"; do
${RUNC_CMD} cp ${src} ${name}-1:/etc/ovn/ovn${db}_db.db
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
${RUNC_CMD} cp ${src} ${name}-2:/etc/ovn/ovn${db}_db.db
${RUNC_CMD} cp ${src} ${name}-3:/etc/ovn/ovn${db}_db.db
fi
done
}
# Starts OVN dbs RAFT cluster on ovn-central-1, ovn-central-2 and ovn-central-3
# containers.
function start-db-cluster() {
local name=$1
SSL_ARGS=""
if [ "$ENABLE_SSL" == "yes" ]; then
SSL_ARGS="--ovn-nb-db-ssl-key=${SSL_CERTS_PATH}/ovn-privkey.pem \
--ovn-nb-db-ssl-cert=${SSL_CERTS_PATH}/ovn-cert.pem \
--ovn-nb-db-ssl-ca-cert=${SSL_CERTS_PATH}/pki/switchca/cacert.pem \
--ovn-sb-db-ssl-key=${SSL_CERTS_PATH}/ovn-privkey.pem \
--ovn-sb-db-ssl-cert=${SSL_CERTS_PATH}/ovn-cert.pem \
--ovn-sb-db-ssl-ca-cert=${SSL_CERTS_PATH}/pki/switchca/cacert.pem \
--ovn-northd-ssl-key=${SSL_CERTS_PATH}/ovn-privkey.pem \
--ovn-northd-ssl-cert=${SSL_CERTS_PATH}/ovn-cert.pem \
--ovn-northd-ssl-ca-cert=${SSL_CERTS_PATH}/pki/switchca/cacert.pem"
fi
central_1_ip=$(awk -v NAME="$name" 'match($0, NAME) {print $2}' _ovn_central_1)
central_2_ip=$(awk -v NAME="$name" 'match($0, NAME) {print $2}' _ovn_central_2)
central_3_ip=$(awk -v NAME="$name" 'match($0, NAME) {print $2}' _ovn_central_3)
${RUNC_CMD} exec ${name}-1 ${OVNCTL_PATH} --db-nb-addr=${central_1_ip} \
--db-sb-addr=${central_1_ip} --db-nb-cluster-local-addr=${central_1_ip} \
--db-nb-cluster-local-proto=${REMOTE_PROT} \
--db-sb-cluster-local-addr=${central_1_ip} --db-sb-cluster-local-proto=${REMOTE_PROT} \
--ovn-nb-db-ssl-key=/data/${name}/ovnnb-privkey.pem \
$SSL_ARGS start_ovsdb
${RUNC_CMD} exec ${name}-2 ${OVNCTL_PATH} --db-nb-addr=${central_2_ip} \
--db-sb-addr=${central_2_ip} \
--db-nb-cluster-local-addr=${central_2_ip} --db-nb-cluster-remote-addr=${central_1_ip} \
--db-sb-cluster-local-addr=${central_2_ip} --db-sb-cluster-remote-addr=${central_1_ip} \
--db-nb-cluster-local-proto=${REMOTE_PROT} --db-sb-cluster-local-proto=${REMOTE_PROT} \
--db-nb-cluster-remote-proto=${REMOTE_PROT} --db-sb-cluster-remote-proto=${REMOTE_PROT} \
$SSL_ARGS start_ovsdb
${RUNC_CMD} exec ${name}-3 ${OVNCTL_PATH} --db-nb-addr=${central_3_ip} \
--db-sb-addr=${central_3_ip} \
--db-nb-cluster-local-addr=${central_3_ip} --db-nb-cluster-remote-addr=${central_1_ip} \
--db-sb-cluster-local-addr=${central_3_ip} --db-sb-cluster-remote-addr=${central_1_ip} \
--db-nb-cluster-local-proto=${REMOTE_PROT} --db-sb-cluster-local-proto=${REMOTE_PROT} \
--db-nb-cluster-remote-proto=${REMOTE_PROT} --db-sb-cluster-remote-proto=${REMOTE_PROT} \
$SSL_ARGS start_ovsdb
# This can be improved.
sleep 3
# Start ovn-northd on all ovn-central nodes. One of the instance gets the lock from
# SB DB ovsdb-server and becomes active. Most likely ovn-northd in ${name}-1
# will become active as it is started first.
# 'ovn-appctl -t ovn-northd status' will give the status of ovn-northd i.e if it
# has lock and active or not.
${RUNC_CMD} exec ${name}-1 ${OVNCTL_PATH} \
--ovn-northd-nb-db=${REMOTE_PROT}:${central_1_ip}:6641,${REMOTE_PROT}:${central_2_ip}:6641,${REMOTE_PROT}:${central_3_ip}:6641 \
--ovn-northd-sb-db=${REMOTE_PROT}:${central_1_ip}:6642,${REMOTE_PROT}:${central_2_ip}:6642,${REMOTE_PROT}:${central_3_ip}:6642 --ovn-manage-ovsdb=no \
$SSL_ARGS start_northd
${RUNC_CMD} exec ${name}-2 ${OVNCTL_PATH} \
--ovn-northd-nb-db=${REMOTE_PROT}:${central_1_ip}:6641,${REMOTE_PROT}:${central_2_ip}:6641,${REMOTE_PROT}:${central_3_ip}:6641 \
--ovn-northd-sb-db=${REMOTE_PROT}:${central_1_ip}:6642,${REMOTE_PROT}:${central_2_ip}:6642,${REMOTE_PROT}:${central_3_ip}:6642 --ovn-manage-ovsdb=no \
$SSL_ARGS start_northd
${RUNC_CMD} exec ${name}-3 ${OVNCTL_PATH} \
--ovn-northd-nb-db=${REMOTE_PROT}:${central_1_ip}:6641,${REMOTE_PROT}:${central_2_ip}:6641,${REMOTE_PROT}:${central_3_ip}:6641 \
--ovn-northd-sb-db=${REMOTE_PROT}:${central_1_ip}:6642,${REMOTE_PROT}:${central_2_ip}:6642,${REMOTE_PROT}:${central_3_ip}:6642 --ovn-manage-ovsdb=no \
$SSL_ARGS start_northd
}
function start-ovn-ic() {
if [ "$OVN_START_IC_DBS" = "yes" ]; then
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
CENTRAL_IC_IP=$(awk -v NAME="${CENTRAL_NAMES[0]}" 'match($0, NAME) {print $2}' _ovn_central_1)
${RUNC_CMD} exec "${CENTRAL_NAMES[0]}"-1 ${OVNCTL_PATH} \
--db-ic-nb-create-insecure-remote=yes \
--db-ic-sb-create-insecure-remote=yes start_ic_ovsdb
else
[ $RELAY_COUNT -gt 0 ] && REMOTE=_ovn_remote_main_db || REMOTE=_ovn_remote
CENTRAL_IC_IP=$(awk -v NAME="${CENTRAL_NAMES[0]}" 'match($0, NAME) {print $2}' $REMOTE |awk -F: '{print $2}')
${RUNC_CMD} exec "${CENTRAL_NAMES[0]}"-1 ${OVNCTL_PATH} \
--db-ic-nb-create-insecure-remote=yes \
--db-ic-sb-create-insecure-remote=yes start_ic_ovsdb
fi
CENTRAL_IC_ID="${CENTRAL_NAMES[0]}"-1
elif [ -z "$CENTRAL_IC_IP" ] || [ -z "$CENTRAL_IC_ID" ]; then
echo "IC DBs not started locally, please specify the IC DBs container name (CENTRAL_IC_ID) and its IP (CENTRAL_IC_IP)"
exit 1
fi
for name in "${CENTRAL_NAMES[@]}"; do
${RUNC_CMD} exec ${name}-1 ${OVNCTL_PATH} \
--ovn-ic-nb-db=tcp:${CENTRAL_IC_IP}:6645 \
--ovn-ic-sb-db=tcp:${CENTRAL_IC_IP}:6646 start_ic
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
${RUNC_CMD} exec ${name}-2 ${OVNCTL_PATH} \
--ovn-ic-nb-db=tcp:${CENTRAL_IC_IP}:6645 \
--ovn-ic-sb-db=tcp:${CENTRAL_IC_IP}:6646 start_ic
${RUNC_CMD} exec ${name}-3 ${OVNCTL_PATH} \
--ovn-ic-nb-db=tcp:${CENTRAL_IC_IP}:6645 \
--ovn-ic-sb-db=tcp:${CENTRAL_IC_IP}:6646 start_ic
fi
done
}
function check-no-central {
local operation=$1
local filter=${2:-}
local message="${3:-Existing central}"
local existing_central=$(count-central "${filter}")
if (( existing_central > 0 )); then
echo
echo "ERROR: Can't ${operation}. ${message} (${existing_chassis} existing central)"
exit 1
fi
}
function check-no-chassis {
local operation=$1
local filter=${2:-}
local message="${3:-Existing chassis}"
local existing_chassis=$(count-chassis "${filter}")
if (( existing_chassis > 0 )); then
echo
echo "ERROR: Can't ${operation}. ${message} (${existing_chassis} existing chassis)"
exit 1
fi
}
function check-no-gw {
local operation=$1
local filter=${2:-}
local message="${3:-Existing gw}"
local existing_gw=$(count-gw "${filter}")
if (( existing_gw > 0 )); then
echo
echo "ERROR: Can't ${operation}. ${message} (${existing_gw} existing gw)"
exit 1
fi
}
function start() {
echo "Starting OVN cluster"
ovn_central=$1
ovn_remote=$2
ovn_add_chassis=$3
if [ "x$ovn_central" == "x" ]; then
ovn_central="yes"
fi
# Check that no ovn related containers are running if we're not adding
# new containers.
if [ "x$ovn_add_chassis" == "x" ]; then
ovn_add_chassis="no"
fi
if [ "$ovn_central" == "yes" ]; then
check-no-central "start"
check-no-gw "start"
fi
if [ "$ovn_add_chassis" == "no" ] && [ "${CHASSIS_COUNT}" -gt 0 ]; then
check-no-chassis "start"
fi
setup-ovs-in-host
mkdir -p ${FAKENODE_MNT_DIR}
# Create containers
if [ "$ovn_central" == "yes" ]; then
for name in "${CENTRAL_NAMES[@]}"; do
start-container "${CENTRAL_IMAGE}" "${name}-1"
if [ "$OVN_DB_CLUSTER" = "yes" ]; then
start-container "${CENTRAL_IMAGE}" "${name}-2"
start-container "${CENTRAL_IMAGE}" "${name}-3"
fi
done
for name in "${GW_NAMES[@]}"; do
start-container "${GW_IMAGE}" "${name}"
done
for name in "${RELAY_NAMES[@]}"; do
start-container "${RELAY_IMAGE}" "${name}"
done
fi
for name in "${CHASSIS_NAMES[@]}"; do
start-container "${CHASSIS_IMAGE}" "${name}"
done
wait-containers ${ovn_central}
echo "Adding ovs-ports"
# Add ovs ports to each of the nodes.
add-ovs-container-ports ${ovn_central}
if [ "x$ovn_remote" == "x" ]; then
ovn_remote="none"
fi
# Start OVN db servers on central node
if [ "$ovn_central" == "yes" ]; then
if [ -n "${OVN_NBDB_SRC}" ]; then
provision-db-file nb ${OVN_NBDB_SRC}
fi
if [ -n "${OVN_SBDB_SRC}" ]; then
provision-db-file sb ${OVN_SBDB_SRC}
fi
for name in "${CENTRAL_NAMES[@]}"; do
central=${name}-1
if [ "$ENABLE_ETCD" == "yes" ]; then
central=${name}
echo "Starting ovsdb-etcd in ${name} container"
${RUNC_CMD} exec --detach ${name} bash -c "/run_ovsdb_etcd.sh"
sleep 2
${RUNC_CMD} exec --detach ${name} bash -c "/run_ovsdb_etcd_sb.sh"
${RUNC_CMD} exec --detach ${name} bash -c "/run_ovsdb_etcd_nb.sh"
${RUNC_CMD} exec ${name} ${OVNCTL_PATH} --ovn-manage-ovsdb=no start_northd
elif [ "$OVN_DB_CLUSTER" = "yes" ]; then
start-db-cluster ${name}
else
${RUNC_CMD} exec ${name}-1 ${OVNCTL_PATH} start_northd
sleep 2
fi
if [ "$ENABLE_SSL" == "yes" ]; then
${RUNC_CMD} exec ${central} ovn-nbctl set-ssl ${SSL_CERTS_PATH}/ovn-privkey.pem ${SSL_CERTS_PATH}/ovn-cert.pem ${SSL_CERTS_PATH}/pki/switchca/cacert.pem
${RUNC_CMD} exec ${central} ovn-sbctl set-ssl ${SSL_CERTS_PATH}/ovn-privkey.pem ${SSL_CERTS_PATH}/ovn-cert.pem ${SSL_CERTS_PATH}/pki/switchca/cacert.pem
fi
${RUNC_CMD} exec ${central} ovn-nbctl set-connection p${REMOTE_PROT}:6641
${RUNC_CMD} exec ${central} ovn-nbctl set connection . inactivity_probe=180000
${RUNC_CMD} exec ${central} ovn-nbctl set NB_Global . name=${central} \
options:ic-route-adv=true options:ic-route-learn=true
${RUNC_CMD} exec ${central} ovn-sbctl set-connection p${REMOTE_PROT}:6642
${RUNC_CMD} exec ${central} ovn-sbctl set connection . inactivity_probe=180000
done
# start ovn-ic dbs
start-ovn-ic
for name in "${RELAY_NAMES[@]}"; do
SSL_ARGS=
if [ "$ENABLE_SSL" == "yes" ]; then
SSL_ARGS="--private-key=${SSL_CERTS_PATH}/ovn-privkey.pem \
--certificate=${SSL_CERTS_PATH}/ovn-cert.pem \
--ca-cert=${SSL_CERTS_PATH}/pki/switchca/cacert.pem \
--ssl-protocols=db:OVN_Southbound,SSL,ssl_protocols \
--ssl-ciphers=db:OVN_Southbound,SSL,ssl_ciphers"
fi
relay_az=$(echo $name | awk -F- '{print $3}')
${RUNC_CMD} exec ${name} ovsdb-server -vconsole:off -vfile:info -vrelay:file:dbg \
--log-file=/var/log/ovn/ovsdb-server-sb.log --remote=punix:/var/run/ovn/ovnsb_db.sock \
--pidfile=/var/run/ovn/ovnsb_db.pid --unixctl=/var/run/ovn/ovnsb_db.ctl \
--detach --monitor --remote=db:OVN_Southbound,SB_Global,connections \
${SSL_ARGS} relay:OVN_Southbound:$(grep $relay_az _ovn_remote_main_db | awk '{print $2}')
done
for name in "${GW_NAMES[@]}"; do
SSL_ARGS=
if [ "$ENABLE_SSL" == "yes" ]; then
SSL_ARGS="--ovn-controller-ssl-key=${SSL_CERTS_PATH}/ovn-privkey.pem --ovn-controller-ssl-cert=${SSL_CERTS_PATH}/ovn-cert.pem --ovn-controller-ssl-ca-cert=${SSL_CERTS_PATH}/pki/switchca/cacert.pem"
fi
${RUNC_CMD} exec ${name} /usr/share/openvswitch/scripts/ovs-ctl start --system-id=${name}
${RUNC_CMD} exec ${name} ${OVNCTL_PATH} start_controller ${SSL_ARGS}
done
fi
for name in "${CHASSIS_NAMES[@]}"; do
SSL_ARGS=
if [ "$ENABLE_SSL" == "yes" ]; then
SSL_ARGS="--ovn-controller-ssl-key=${SSL_CERTS_PATH}/ovn-privkey.pem --ovn-controller-ssl-cert=${SSL_CERTS_PATH}/ovn-cert.pem --ovn-controller-ssl-ca-cert=${SSL_CERTS_PATH}/pki/switchca/cacert.pem"
fi
${RUNC_CMD} exec ${name} /usr/share/openvswitch/scripts/ovs-ctl start --system-id=${name}
${RUNC_CMD} exec ${name} ${OVNCTL_PATH} start_controller ${SSL_ARGS}
done
configure-ovn $ovn_central $ovn_remote ${OVN_MONITOR_ALL} ${OVN_DP_TYPE}
}
function create_fake_vms() {
az=$1
[ $2 -gt 1 ] && ic="yes" || ic="no"
cat << EOF > ${FAKENODE_MNT_DIR}/create_ovn_res.sh
#!/bin/bash
#set -o xtrace
set -o errexit
az=\$1
ic=\$2
ovn-nbctl ls-add sw0\$az
# ovn dhcpd on sw0\$az
ovn-nbctl set logical_switch sw0\$az \
other_config:subnet="1\$az.0.0.0/24" \
other_config:exclude_ips="1\$az.0.0.1..1\$az.0.0.2"
ovn-nbctl dhcp-options-create 1\$az.0.0.0/24
CIDR_UUID=\$(ovn-nbctl --bare --columns=_uuid find dhcp_options cidr="1\$az.0.0.0/24")
ovn-nbctl dhcp-options-set-options \$CIDR_UUID \
lease_time=3600 \
router=1\$az.0.0.1 \
server_id=1\$az.0.0.1 \
server_mac=c0:ff:ee:00:00:01
ovn-nbctl lsp-add sw0\$az sw0\$az-port1
ovn-nbctl lsp-set-addresses sw0\$az-port1 "50:5\$az:00:00:00:03 1\$az.0.0.3 100\$az::3"
ovn-nbctl lsp-add sw0\$az sw0\$az-port2
ovn-nbctl lsp-set-addresses sw0\$az-port2 "50:5\$az:00:00:00:04 1\$az.0.0.4 100\$az::4"
# Create ports in sw0\$az that will use dhcp from ovn
ovn-nbctl lsp-add sw0\$az sw0\$az-port3
ovn-nbctl lsp-set-addresses sw0\$az-port3 "50:5\$az:00:00:00:05 dynamic"
ovn-nbctl lsp-set-dhcpv4-options sw0\$az-port3 \$CIDR_UUID
ovn-nbctl lsp-add sw0\$az sw0\$az-port4
ovn-nbctl lsp-set-addresses sw0\$az-port4 "50:5\$az:00:00:00:06 dynamic"
ovn-nbctl lsp-set-dhcpv4-options sw0\$az-port4 \$CIDR_UUID
# Create the second logical switch with one port
ovn-nbctl ls-add sw1\$az
ovn-nbctl lsp-add sw1\$az sw1\$az-port1
ovn-nbctl lsp-set-addresses sw1\$az-port1 "40:5\$az:00:00:00:03 2\$az.0.0.3 200\$az::3"
# Create a logical router and attach both logical switches
ovn-nbctl lr-add lr\$az
ovn-nbctl lrp-add lr\$az lr\$az-sw0\$az 00:0\$az:00:00:ff:01 1\$az.0.0.1/24 100\$az::a/64
ovn-nbctl lsp-add sw0\$az sw0\$az-lr\$az
ovn-nbctl lsp-set-type sw0\$az-lr\$az router
ovn-nbctl lsp-set-addresses sw0\$az-lr\$az router
ovn-nbctl lsp-set-options sw0\$az-lr\$az router-port=lr\$az-sw0\$az
ovn-nbctl lrp-add lr\$az lr\$az-sw1\$az 00:0\$az:00:00:ff:02 2\$az.0.0.1/24 200\$az::a/64
ovn-nbctl lsp-add sw1\$az sw1\$az-lr\$az
ovn-nbctl lsp-set-type sw1\$az-lr\$az router
ovn-nbctl lsp-set-addresses sw1\$az-lr\$az router
ovn-nbctl lsp-set-options sw1\$az-lr\$az router-port=lr\$az-sw1\$az
ovn-nbctl ls-add public\$az
ovn-nbctl lrp-add lr\$az lr\$az-public\$az 00:0\$az:20:20:12:13 172.16.\$az.100/24 300\$az::a/64
ovn-nbctl lsp-add public\$az public\$az-lr\$az
ovn-nbctl lsp-set-type public\$az-lr\$az router
ovn-nbctl lsp-set-addresses public\$az-lr\$az router
ovn-nbctl lsp-set-options public\$az-lr\$az router-port=lr\$az-public\$az
# localnet port
ovn-nbctl lsp-add public\$az ln-public\$az
ovn-nbctl lsp-set-type ln-public\$az localnet
ovn-nbctl lsp-set-addresses ln-public\$az unknown
ovn-nbctl lsp-set-options ln-public\$az network_name=public
# schedule the gw router port to a chassis.
ovn-nbctl lrp-set-gateway-chassis lr\$az-public\$az ovn-gw-\$az 20
# Create NAT entries for the ports
# sw0\$az-port1
ovn-nbctl lr-nat-add lr\$az dnat_and_snat 172.16.\$az.110 1\$az.0.0.3 sw0\$az-port1 30:5\$az:00:00:00:03
ovn-nbctl lr-nat-add lr\$az dnat_and_snat 300\$az::c 100\$az::3 sw0\$az-port1 40:5\$az:00:00:00:03
# sw1\$az-port1
ovn-nbctl lr-nat-add lr\$az dnat_and_snat 172.16.\$az.120 2\$az.0.0.3 sw1\$az-port1 30:5\$az:00:00:00:04
ovn-nbctl lr-nat-add lr\$az dnat_and_snat 300\$az::d 200\$az::3 sw1\$az-port1 40:5\$az:00:00:00:04
# Add a snat entry
ovn-nbctl lr-nat-add lr\$az snat 172.16.\$az.100 1\$az.0.0.0/24
ovn-nbctl lr-nat-add lr\$az snat 172.16.\$az.100 2\$az.0.0.0/24
if [ "\$ic" == "yes" ]; then
ovn-nbctl lrp-add lr\$az lr\$az-ts1 aa:aa:aa:aa:aa:0\$az 5.0.0.\$az/24
ovn-nbctl lsp-add ts1 ts1-lr\$az -- lsp-set-addresses ts1-lr\$az -- lsp-set-type ts1-lr\$az router -- lsp-set-options ts1-lr\$az router-port=lr\$az-ts1
ovn-nbctl lrp-set-gateway-chassis lr\$az-ts1 ovn-gw-\$az 1
fi
EOF
chmod 0755 ${FAKENODE_MNT_DIR}/create_ovn_res.sh
# add ts transit switch.
${RUNC_CMD} exec ${CENTRAL_IC_ID} ovn-ic-nbctl ts-add ts1
# wait for ovn-ic to kick in
while sleep 2; do
${RUNC_CMD} exec ${CENTRAL_IC_ID} ovn-nbctl ls-list | grep -q ts1 && break
done
${RUNC_CMD} exec ${CENTRAL_PREFIX}${az}-1 bash /data/create_ovn_res.sh $az $ic
cat << EOF > ${FAKENODE_MNT_DIR}/create_fake_vm.sh
#!/bin/bash
create_fake_vm() {
iface_id=\$1
name=\$2
mac=\$3
mtu=\$4
ip=\$5
mask=\$6
gw=\$7
ipv6_addr=\$8
ipv6_gw=\$9
ip netns add \$name
ip link add \$name-p type veth peer name \$name
ip link set \$name netns \$name
ip netns exec \$name ip link set lo up
ip link set \$name-p up
ovs-vsctl \
-- add-port br-int \$name-p \
-- set Interface \$name-p external_ids:iface-id=\$iface_id
ip netns exec \$name ip link set lo up
[ -n "\$mac" ] && ip netns exec \$name ip link set \$name address \$mac
ip netns exec \$name ip link set \$name mtu \$mtu
if [ "\$ip" == "dhcp" ]; then
ip netns exec \$name ip link set \$name up
#ip netns exec \$name dhclient -sf /bin/fullstack-dhclient-script --no-pid -1 -v --timeout 10 \$name
ip netns exec \$name dhclient -sf /bin/fullstack-dhclient-script --no-pid -nw \$name
else
ip netns exec \$name ip addr add \$ip/\$mask dev \$name
ip netns exec \$name ip addr add \$ipv6_addr dev \$name
ip netns exec \$name ip link set \$name up
ip netns exec \$name ip route add default via \$gw dev \$name
ip netns exec \$name ip -6 route add default via \$ipv6_gw dev \$name
fi
}
create_fake_vm \$@
EOF
chmod 0755 ${FAKENODE_MNT_DIR}/create_fake_vm.sh
echo "Creating a fake VM in "${CHASSIS_NAMES[$((az-1))]}" for logical port - sw0$az-port1"
${RUNC_CMD} exec "${CHASSIS_NAMES[$((az-1))]}" bash /data/create_fake_vm.sh sw0$az-port1 sw0${az}p1 50:5$az:00:00:00:03 1400 1$az.0.0.3 24 1$az.0.0.1 100$az::3/64 100$az::a
echo "Creating a fake VM in "${CHASSIS_NAMES[$((az+CENTRAL_COUNT-1))]}" for logical port - sw1$az-port1"
${RUNC_CMD} exec "${CHASSIS_NAMES[$((az+CENTRAL_COUNT-1))]}" bash /data/create_fake_vm.sh sw1$az-port1 sw1${az}p1 40:5$az:00:00:00:03 1400 2$az.0.0.3 24 2$az.0.0.1 200$az::3/64 200$az::a
echo "Creating a fake VM in "${CHASSIS_NAMES[$((az-1))]}" for logical port - sw0$az-port3 (using dhcp)"
${RUNC_CMD} exec "${CHASSIS_NAMES[$((az-1))]}" bash /data/create_fake_vm.sh sw0$az-port3 sw0${az}p3 50:5$az:00:00:00:05 1400 dhcp
echo "Creating a fake VM in "${CHASSIS_NAMES[$((az+CENTRAL_COUNT-1))]}" for logical port - sw0$az-port4 (using dhcp)"
${RUNC_CMD} exec "${CHASSIS_NAMES[$((az+CENTRAL_COUNT-1))]}" bash /data/create_fake_vm.sh sw0$az-port4 sw0${az}p4 50:5$az:00:00:00:06 1400 dhcp
echo "Creating a fake VM in the host bridge ${OVN_EXT_BR}"
ip netns add ovnfake-ext$az
ovs-vsctl add-port ${OVN_EXT_BR} ovnfake-ext$az -- set interface ovnfake-ext$az type=internal
ip link set ovnfake-ext$az netns ovnfake-ext$az
ip netns exec ovnfake-ext$az ip link set lo up
ip netns exec ovnfake-ext$az ip link set ovnfake-ext$az address 30:5$az:00:00:00:50
ip netns exec ovnfake-ext$az ip addr add 172.16.$az.50/24 dev ovnfake-ext$az
ip netns exec ovnfake-ext$az ip addr add 300$az::b/64 dev ovnfake-ext$az
ip netns exec ovnfake-ext$az ip link set ovnfake-ext$az up
ip netns exec ovnfake-ext$az ip route add default via 172.16.$az.100
echo "Creating a fake VM in the ovs bridge ${OVN_BR}"
ip netns add ovnfake-int$az
ovs-vsctl add-port ${OVN_BR} ovnfake-int$az -- set interface ovnfake-int$az type=internal
ip link set ovnfake-int$az netns ovnfake-int$az
ip netns exec ovnfake-int$az ip link set lo up
ip netns exec ovnfake-int$az ip link set ovnfake-int$az address 30:5$az:00:00:00:60
ip netns exec ovnfake-int$az ip addr add 170.168.0.1/${IP_CIDR} dev ovnfake-int$az
ip netns exec ovnfake-int$az ip link set ovnfake-int$az up
}
function set-ovn-remote() {
ovn_remote=$1
ovn_central=$2
ovn_central_name=$3
if [ "x$ovn_central_name" == "x" ]; then
ovn_central_name="ovn-central-az1"
fi
echo "OVN remote = $1"
existing_chassis=$(count-chassis "${filter}")
if (( existing_chassis == 0)); then
echo
echo "ERROR: First start ovn-fake-multinode"
exit 1
fi
if [ "$OVN_DB_CLUSTER" != "yes" ] && [ "$ovn_central" == "yes" ]; then
${RUNC_CMD} exec $ovn_central_name ovs-vsctl set open . external_ids:ovn-remote=$ovn_remote
fi
for name in "${GW_NAMES[@]}"; do
echo "Setting remote for $name"
${RUNC_CMD} exec ${name} ovs-vsctl set open . external_ids:ovn-remote=$ovn_remote
done
for name in "${CHASSIS_NAMES[@]}"; do
echo "Setting remote for $name"
${RUNC_CMD} exec ${name} ovs-vsctl set open . external_ids:ovn-remote=$ovn_remote
done
}
# This function only starts chassis containers (running ovn-controller)
function start-chassis() {
ovn_central=no
ovn_remote=$1
ovn_add_chassis=$2
start $ovn_central $ovn_remote $ovn_add_chassis
}
function os-image-pull() {
cmd="${RUNC_CMD} pull ${OS_IMAGE}"
retries=0
until [ $retries -ge ${OS_IMAGE_PULL_RETRIES} ]
do
$cmd && return
sleep ${OS_IMAGE_PULL_INTERVAL}
((retries++)) ||:
done
echo >&2 "retry failure limit reached"
exit 1
}
function build-images() {
# Copy dbus.service to a place where image build can see it
cp -v /usr/lib/systemd/system/dbus.service . 2>/dev/null || touch dbus.service
sed -i 's/OOMScoreAdjust=-900//' ./dbus.service 2>/dev/null || :
os-image-pull
${RUNC_CMD} build -t ovn/cinc --build-arg OS_IMAGE=${OS_IMAGE} \
--build-arg OS_BASE=${OS_BASE} -f image/cinc/Dockerfile .
${RUNC_CMD} build -t ovn/ovn-multi-node --build-arg OVS_SRC_PATH=ovs \
--build-arg OVN_SRC_PATH=ovn --build-arg USE_OVN_RPMS=${USE_OVN_RPMS} \
--build-arg EXTRA_OPTIMIZE=${EXTRA_OPTIMIZE} \
--build-arg INSTALL_UTILS_FROM_SOURCES=${INSTALL_UTILS_FROM_SOURCES} \
--build-arg USE_OVSDB_ETCD=${USE_OVSDB_ETCD} \
-f image/ovn/Dockerfile .
}
function check-for-ovn-rpms() {
USE_OVN_RPMS=yes
ls ovn*.rpm > /dev/null 2>&1 || USE_OVN_RPMS=no
}
function build-images-with-ovn-rpms() {
mkdir -p ovs
mkdir -p ovn
rm -f tst.rpm
build-images
}
function build-images-with-ovn-sources() {
if [ ! -d ./ovs ]; then
echo "OVS_SRC_PATH = $OVS_SRC_PATH"
if [ "${OVS_SRC_PATH}" = "" ]; then
echo "Set the OVS_SRC_PATH var pointing to the location of ovs source code."
exit 1
fi
rm -rf ./ovs
cp -rf $OVS_SRC_PATH ./ovs
DO_RM_OVS='yes'
fi
if [ ! -d ./ovn ]; then
echo "OVN_SRC_PATH = $OVN_SRC_PATH"
if [ "${OVN_SRC_PATH}" = "" ]; then