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marko-k0marko-k0
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Production upgrade steps
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‎04-lbaas-upgrade/haproxy_proxies.j2.patch

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‎04-lbaas-upgrade/lbaas-migration.sh

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‎04-lbaas-upgrade/migration_init/0-source-me.sh

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#!/bin/bash
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export LBAAS_HOSTS=$(sudo mysql neutron -sNe 'select host from agents where `binary` = "neutron-lbaas-agent" and TIMESTAMPDIFF(SECOND, heartbeat_timestamp, NOw()) < 300' | awk 1 ORS=',')
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export LBAAS_HOSTS_COUNT=$(sudo mysql neutron -sNe 'select count(*) from agents where `binary` = "neutron-lbaas-agent" and TIMESTAMPDIFF(SECOND, heartbeat_timestamp, NOw()) < 300')

‎04-lbaas-upgrade/migration_init/1-clean-healthmonitors.sh

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# "clean' pools so that they have at most 1 health monitor
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#neutron lb-healthmonitor-disassociate bf5eddd4-2e9d-4836-8d21-d9a8cec2162e c14f298c-f922-4743-9239-555a0670c7fb
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#...

‎04-lbaas-upgrade/migration_init/2-patch-lbaas-agent.sh

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# patch lbaas agent (bug 1600326)

‎04-lbaas-upgrade/watch_haproxy.sh ‎04-lbaas-upgrade/migration_init/3-watch-haproxy.sh

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[ "$1" == "v2" ] && VERSION="v2/"
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#LBAAS_HOSTS=$(sudo mysql neutron -sNe 'select host from agents where `binary` = "neutron-lbaas-agent" and TIMESTAMPDIFF(SECOND, heartbeat_timestamp, NOw()) < 600' | awk 1 ORS=',')
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LBAAS_HOSTS=$(sudo mysql neutron -sNe 'select host from agents where `binary` = "neutron-lbaas-agent"' | awk 1 ORS=',')
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#LBAAS_HOSTS=$(sudo mysql neutron -sNe 'select host from agents where `binary` = "neutron-lbaas-agent"' | awk 1 ORS=',')
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while true; do
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if [ -z "$VERSION" ]; then

‎04-lbaas-upgrade/migration_steps/0-source-me.sh

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#!/bin/bash
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export LBAAS_HOSTS=$(mysql neutron -sNe 'select host from agents where `binary` = "neutron-lbaas-agent" and TIMESTAMPDIFF(SECOND, heartbeat_timestamp, NOw()) < 300' | awk 1 ORS=',')
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export LBAAS_HOSTS_COUNT=$(mysql neutron -sNe 'select count(*) from agents where `binary` = "neutron-lbaas-agent" and TIMESTAMPDIFF(SECOND, heartbeat_timestamp, NOw()) < 300')

‎04-lbaas-upgrade/migration_steps/1-perform-alembic.sh

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#!/bin/bash
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sudo cp ../4aff599b9845_lbaas_v1_to_v2_migration.py /usr/lib/python2.7/site-packages/neutron_lbaas/db/migration/alembic_migrations/versions/liberty/expand/
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sudo sed -i 's/3345facd0452/4aff599b9845/g' /usr/lib/python2.7/site-packages/neutron_lbaas/db/migration/alembic_migrations/versions/HEADS
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sudo neutron-db-manage --subproject neutron-lbaas upgrade head
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sudo rm /usr/lib/python2.7/site-packages/neutron_lbaas/db/migration/alembic_migrations/versions/liberty/expand/4aff599b9845_lbaas_v1_to_v2_migration.py
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sudo sed -i 's/4aff599b9845/3345facd0452/g' /usr/lib/python2.7/site-packages/neutron_lbaas/db/migration/alembic_migrations/versions/HEADS
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sudo mysql neutron -e "update alembic_version_lbaas set version_num = '3345facd0452' where version_num = '4aff599b9845'"

‎04-lbaas-upgrade/migration_steps/2-heat-neutron-db-backup.sh

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#!/bin/bash
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backup_dir=backup-$(hostname)
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mkdir $backup_dir
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sudo mysqldump --no-create-info --no-create-db --extended-insert --single-transaction --complete-insert --insert-ignore \
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neutron members poolmonitorassociations poolstatisticss pools poolloadbalanceragentbindings vips healthmonitors | gzip > $backup_dir/neutron-lbaas-v1-pre-upgrade-backup.sql.gz
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sudo mysqldump --add-drop-database heat | gzip > $backup_dir/heat.sql.gz
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‎04-lbaas-upgrade/migration_steps/3-switch-to-v2-on-agents.sh

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#!/bin/bash
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test -z "$LBAAS_HOSTS" && echo "LBAAS_HOSTS env variable missing!" && exit
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ansible -i "$LBAAS_HOSTS" all -b -K -m script -a ansible-switch-to-v2-agent.sh

‎04-lbaas-upgrade/migration_steps/4-switch-to-v2-on-server.sh

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#!/bin/bash
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sudo cp -n /etc/neutron/neutron.conf /etc/neutron/neutron.conf.lbaasv1
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sudo cp -n /etc/neutron/neutron_lbaas.conf /etc/neutron/neutron_lbaas.conf.lbaasv1
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sudo cp -n /etc/neutron/lbaas_agent.ini /etc/neutron/lbaas_agent.ini.lbaasv1
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sudo crudini --set /etc/neutron/neutron.conf DEFAULT service_plugins router,neutron_lbaas.services.loadbalancer.plugin.LoadBalancerPluginv2
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sudo crudini --set /etc/neutron/neutron_lbaas.conf service_providers service_provider LOADBALANCERV2:Haproxy:neutron_lbaas.drivers.haproxy.plugin_driver.HaproxyOnHostPluginDriver:default
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sudo crudini --set /etc/neutron/lbaas_agent.ini DEFAULT device_driver neutron_lbaas.drivers.haproxy.namespace_driver.HaproxyNSDriver
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sudo systemctl restart neutron-server.service

‎04-lbaas-upgrade/migration_steps/5-restart-lbaas-v2-agents.sh

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#!/bin/bash
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ansible -i "$LBAAS_HOSTS" all -b -K -m systemd -a "name=neutron-lbaasv2-agent state=restarted"
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echo "Waiting for $LBAAS_HOSTS_COUNT v2 agents to be registered..."
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LBAASV2_HOSTS_COUNT=0
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while [ "$LBAAS_HOSTS_COUNT" -ne "$LBAASV2_HOSTS_COUNT" ];
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do
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sleep 3
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LBAASV2_HOSTS_COUNT=$(mysql neutron -sNe 'select count(*) from agents where `binary` = "neutron-lbaasv2-agent"')
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echo "Registered $LBAASV2_HOSTS_COUNT v2 agents so far..."
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done

‎04-lbaas-upgrade/migration_steps/6-lbaas-v2-db-changes.sh

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#!/bin/bash
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sudo mysql neutron << 'EOF'
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# update ports device_owner
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update ports set device_owner = 'neutron:LOADBALANCERV2' where device_owner = 'neutron:LOADBALANCER';
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# update lbaas_loadbalanceragentbinding (lbaas agent v1 in use)
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update lbaas_loadbalanceragentbindings lbab inner join agents a on (lbab.agent_id = a.id) set lbab.agent_id = IFNULL((select id from agents where `binary` = 'neutron-lbaasv2-agent' and host = a.host), lbab.agent_id);
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EOF

‎04-lbaas-upgrade/migration_steps/7-restart-lbaas-v2-agents.sh

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#!/bin/bash
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ansible -i "$LBAAS_HOSTS" all -b -K -m systemd -a "name=neutron-lbaasv2-agent state=restarted"
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echo "Waiting for $LBAAS_HOSTS_COUNT v2 agents to be registered..."
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LBAASV2_HOSTS_COUNT=0
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while [ "$LBAAS_HOSTS_COUNT" -ne "$LBAASV2_HOSTS_COUNT" ];
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do
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sleep 3
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LBAASV2_HOSTS_COUNT=$(mysql neutron -sNe 'select count(*) from agents where `binary` = "neutron-lbaasv2-agent"')
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echo "Registered $LBAASV2_HOSTS_COUNT v2 agents so far..."
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done

‎04-lbaas-upgrade/migration_steps/8-put-down-v1-haproxies.sh

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#!/bin/bash
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ansible -i "$LBAAS_HOSTS" all -b -K -m script -a ansible-signal-v1-haproxy.sh

‎04-lbaas-upgrade/migration_steps/9-translate-heat-stacks.sh

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#!/bin/bash
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sudo python ../lbaas_upgrade.py
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sudo mysql heat << 'EOF'
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update raw_template set files = REPLACE(files, 'OS::Neutron::PoolMember', 'OS::Neutron::LBaaS::PoolMember');
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update raw_template set files = REPLACE(files, 'pool_id', 'pool');
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EOF
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echo "Start heat api if everything went well!"
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echo "systemctl -M heat_newton start openstack-heat-api"

‎04-lbaas-upgrade/migration_steps/ansible-signal-v1-haproxy.sh

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#!/bin/bash
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uuids=$(ls /var/lib/neutron/lbaas/)
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uuids=$(for uuid in $uuids; do ps aux | grep -q "/[v]ar/lib/neutron/lbaas/v2/$uuid" && echo $uuid; done)
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pids=$(for uuid in $uuids; do ps aux | grep "/[v]ar/lib/neutron/lbaas/$uuid" | tr -s " " | cut -d " " -f 2; done);
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for pid in $pids; do kill -s SIGTTOU -s SIGUSR1 $pid; echo "Sending SIGTTOU & SIGUSR1 to pid $pid"; done

‎04-lbaas-upgrade/migration_steps/ansible-signal-v2-haproxy.sh

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#!/bin/bash
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uuids=$(ls /var/lib/neutron/lbaas/v2/)
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uuids=$(for uuid in $uuids; do ps aux | grep -q "/[v]ar/lib/neutron/lbaas/$uuid" && echo $uuid; done)
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pids=$(for uuid in $uuids; do ps aux | grep "/[v]ar/lib/neutron/lbaas/v2/$uuid" | tr -s " " | cut -d " " -f 2; done);
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for pid in $pids; do kill -s SIGTTOU -s SIGUSR1 $pid; echo "Sending SIGTTOU & SIGUSR1 to pid $pid"; done

‎04-lbaas-upgrade/migration_steps/ansible-switch-to-v1-agent.sh

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#!/bin/bash
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sudo cp -f /etc/neutron/neutron.conf.lbaasv1 /etc/neutron/neutron.conf
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sudo cp -f /etc/neutron/neutron_lbaas.conf.lbaasv1 /etc/neutron/neutron_lbaas.conf
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sudo cp -f /etc/neutron/lbaas_agent.ini.lbaasv1 /etc/neutron/lbaas_agent.ini
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sudo systemctl disable neutron-lbaasv2-agent
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sudo systemctl stop neutron-lbaasv2-agent
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sudo systemctl enable neutron-lbaas-agent

‎04-lbaas-upgrade/migration_steps/ansible-switch-to-v2-agent.sh

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#!/bin/bash
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sudo cp -n /etc/neutron/neutron.conf /etc/neutron/neutron.conf.lbaasv1
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sudo cp -n /etc/neutron/neutron_lbaas.conf /etc/neutron/neutron_lbaas.conf.lbaasv1
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sudo cp -n /etc/neutron/lbaas_agent.ini /etc/neutron/lbaas_agent.ini.lbaasv1
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sudo crudini --set /etc/neutron/neutron.conf DEFAULT service_plugins router,neutron_lbaas.services.loadbalancer.plugin.LoadBalancerPluginv2
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sudo crudini --set /etc/neutron/neutron_lbaas.conf service_providers service_provider LOADBALANCERV2:Haproxy:neutron_lbaas.drivers.haproxy.plugin_driver.HaproxyOnHostPluginDriver:default
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sudo crudini --set /etc/neutron/lbaas_agent.ini DEFAULT device_driver neutron_lbaas.drivers.haproxy.namespace_driver.HaproxyNSDriver
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sudo systemctl disable neutron-lbaas-agent
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sudo systemctl stop neutron-lbaas-agent
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sudo systemctl enable neutron-lbaasv2-agent

‎04-lbaas-upgrade/migration_steps/r0-import-db-backup.sh

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#!/bin/bash
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backup_dir=backup-$(hostname)
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cd $backup_dir
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test -f heat.sql.gz && gunzip heat.sql.gz
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mysql heat < heat.sql
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cd -
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‎04-lbaas-upgrade/migration_steps/r1-switch-to-v1-on-agents.sh

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#!/bin/bash
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test -z "$LBAAS_HOSTS" && echo "LBAAS_HOSTS env variable missing!" && exit
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ansible -i "$LBAAS_HOSTS" all -b -K -m script -a ansible-switch-to-v1-agent.sh

‎04-lbaas-upgrade/migration_steps/r2-switch-to-v1-on-server.sh

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#!/bin/bash
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sudo cp -n /etc/neutron/neutron.conf.lbaasv1 /etc/neutron/neutron.conf
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sudo cp -n /etc/neutron/neutron_lbaas.conf.lbaasv1 /etc/neutron/neutron_lbaas.conf
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sudo cp -n /etc/neutron/lbaas_agent.ini.lbaasv1 /etc/neutron/lbaas_agent.ini
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sudo systemctl restart neutron-server.service

‎04-lbaas-upgrade/migration_steps/r3-lbaas-v1-db-changes.sh

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#!/bin/bash
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sudo mysql neutron << 'EOF'
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# update ports device_owner
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update ports set device_owner = 'neutron:LOADBALANCER' where device_owner = 'neutron:LOADBALANCERV2';
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# update lbaas_loadbalanceragentbinding (lbaas agent v2 in use)
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update lbaas_loadbalanceragentbindings lbab inner join agents a on (lbab.agent_id = a.id) set lbab.agent_id = IFNULL((select id from agents where `binary` = 'neutron-lbaas-agent' and host = a.host), lbab.agent_id);
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EOF

‎04-lbaas-upgrade/migration_steps/r4-restart-lbaas-v1-agents.sh

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#!/bin/bash
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ansible -i "$LBAAS_HOSTS" all -b -K -m systemd -a "name=neutron-lbaas-agent state=restarted"
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‎04-lbaas-upgrade/migration_steps/r5-put-down-v2-haproxies.sh

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#!/bin/bash
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ansible -i "$LBAAS_HOSTS" all -b -K -m script -a ansible-signal-v2-haproxy.sh

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