178 lines
6.8 KiB
Bash
Executable File
178 lines
6.8 KiB
Bash
Executable File
#!/bin/bash
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set -eu
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cluster_sync_timeout=1800
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# After migrating the cluster to HA-NG the services not under pacemaker's control
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# are still up and running. We need to stop them explicitely otherwise during the yum
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# upgrade the rpm %post sections will try to do a systemctl try-restart <service>, which
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# is going to take a long time because rabbit is down. By having the service stopped
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# systemctl try-restart is a noop
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for service in $(services_to_migrate); do
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manage_systemd_service stop "${service%%-clone}"
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# So the reason for not reusing check_resource_systemd is that
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# I have observed systemctl is-active returning unknown with at least
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# one service that was stopped (See LP 1627254)
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timeout=600
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tstart=$(date +%s)
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tend=$(( $tstart + $timeout ))
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check_interval=3
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while (( $(date +%s) < $tend )); do
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if [[ "$(systemctl is-active ${service%%-clone})" = "active" ]]; then
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echo "$service still active, sleeping $check_interval seconds."
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sleep $check_interval
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else
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# we do not care if it is inactive, unknown or failed as long as it is
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# not running
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break
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fi
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done
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done
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# In case the mysql package is updated, the database on disk must be
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# upgraded as well. This typically needs to happen during major
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# version upgrades (e.g. 5.5 -> 5.6, 5.5 -> 10.1...)
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#
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# Because in-place upgrades are not supported across 2+ major versions
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# (e.g. 5.5 -> 10.1), we rely on logical upgrades via dump/restore cycle
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# https://bugzilla.redhat.com/show_bug.cgi?id=1341968
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#
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# The default is to determine automatically if upgrade is needed based
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# on mysql package versioning, but this can be overridden manually
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# to support specific upgrade scenario
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# Calling this function will set the DO_MYSQL_UPGRADE variable which is used
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# later
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mysql_need_update
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if [[ -n $(is_bootstrap_node) ]]; then
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if [ $DO_MYSQL_UPGRADE -eq 1 ]; then
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backup_flags="--defaults-extra-file=/root/.my.cnf -u root --flush-privileges --all-databases --single-transaction"
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mysqldump $backup_flags > "$MYSQL_BACKUP_DIR/openstack_database.sql"
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cp -rdp /etc/my.cnf* "$MYSQL_BACKUP_DIR"
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fi
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pcs resource disable redis
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check_resource redis stopped 600
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pcs resource disable rabbitmq
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check_resource rabbitmq stopped 600
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pcs resource disable galera
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check_resource galera stopped 600
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pcs resource disable openstack-cinder-volume
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check_resource openstack-cinder-volume stopped 600
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# Disable all VIPs before stopping the cluster, so that pcs doesn't use one as a source address:
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# https://bugzilla.redhat.com/show_bug.cgi?id=1330688
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for vip in $(pcs resource show | grep ocf::heartbeat:IPaddr2 | grep Started | awk '{ print $1 }'); do
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pcs resource disable $vip
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check_resource $vip stopped 60
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done
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pcs cluster stop --all
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fi
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# Swift isn't controlled by pacemaker
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systemctl_swift stop
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tstart=$(date +%s)
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while systemctl is-active pacemaker; do
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sleep 5
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tnow=$(date +%s)
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if (( tnow-tstart > cluster_sync_timeout )) ; then
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echo_error "ERROR: cluster shutdown timed out"
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exit 1
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fi
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done
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# The reason we do an sql dump *and* we move the old dir out of
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# the way is because it gives us an extra level of safety in case
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# something goes wrong during the upgrade. Once the restore is
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# successful we go ahead and remove it. If the directory exists
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# we bail out as it means the upgrade process had issues in the last
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# run.
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if [ $DO_MYSQL_UPGRADE -eq 1 ]; then
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if [ -d $MYSQL_TEMP_UPGRADE_BACKUP_DIR ]; then
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echo_error "ERROR: mysql backup dir already exist"
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exit 1
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fi
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mv /var/lib/mysql $MYSQL_TEMP_UPGRADE_BACKUP_DIR
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fi
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# Special-case OVS for https://bugs.launchpad.net/tripleo/+bug/1635205
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special_case_ovs_upgrade_if_needed
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yum -y install python-zaqarclient # needed for os-collect-config
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yum -y -q update
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# We need to ensure at least those two configuration settings, otherwise
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# mariadb 10.1+ won't activate galera replication.
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# wsrep_cluster_address must only be set though, its value does not
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# matter because it's overridden by the galera resource agent.
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cat >> /etc/my.cnf.d/galera.cnf <<EOF
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[mysqld]
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wsrep_on = ON
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wsrep_cluster_address = gcomm://localhost
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EOF
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if [ $DO_MYSQL_UPGRADE -eq 1 ]; then
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# Scripts run via heat have no HOME variable set and this confuses
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# mysqladmin
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export HOME=/root
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mkdir /var/lib/mysql || /bin/true
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chown mysql:mysql /var/lib/mysql
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chmod 0755 /var/lib/mysql
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restorecon -R /var/lib/mysql/
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mysql_install_db --datadir=/var/lib/mysql --user=mysql
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chown -R mysql:mysql /var/lib/mysql/
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if [ "$(hiera -c /etc/puppet/hiera.yaml bootstrap_nodeid)" = "$(facter hostname)" ]; then
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mysqld_safe --wsrep-new-cluster &
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# We have a populated /root/.my.cnf with root/password here so
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# we need to temporarily rename it because the newly created
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# db is empty and no root password is set
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mv /root/.my.cnf /root/.my.cnf.temporary
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timeout 60 sh -c 'while ! mysql -e "" &> /dev/null; do sleep 1; done'
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mysql -u root < "$MYSQL_BACKUP_DIR/openstack_database.sql"
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mv /root/.my.cnf.temporary /root/.my.cnf
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mysqladmin -u root shutdown
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# The import was successful so we may remove the folder
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rm -r "$MYSQL_BACKUP_DIR"
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fi
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fi
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# If we reached here without error we can safely blow away the origin
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# mysql dir from every controller
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# TODO: What if the upgrade fails on the bootstrap node, but not on
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# this controller. Data may be lost.
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if [ $DO_MYSQL_UPGRADE -eq 1 ]; then
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rm -r $MYSQL_TEMP_UPGRADE_BACKUP_DIR
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fi
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# Let's reset the stonith back to true if it was true, before starting the cluster
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if [[ -n $(is_bootstrap_node) ]]; then
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if [ -f /var/tmp/stonith-true ]; then
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pcs -f /var/lib/pacemaker/cib/cib.xml property set stonith-enabled=true
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fi
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rm -f /var/tmp/stonith-true
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fi
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# Pin messages sent to compute nodes to kilo, these will be upgraded later
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crudini --set /etc/nova/nova.conf upgrade_levels compute "$upgrade_level_nova_compute"
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# https://bugzilla.redhat.com/show_bug.cgi?id=1284047
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# Change-Id: Ib3f6c12ff5471e1f017f28b16b1e6496a4a4b435
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crudini --set /etc/ceilometer/ceilometer.conf DEFAULT rpc_backend rabbit
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# https://bugzilla.redhat.com/show_bug.cgi?id=1284058
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# Ifd1861e3df46fad0e44ff9b5cbd58711bbc87c97 Swift Ceilometer middleware no longer exists
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crudini --set /etc/swift/proxy-server.conf pipeline:main pipeline "catch_errors healthcheck cache ratelimit tempurl formpost authtoken keystone staticweb proxy-logging proxy-server"
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# LP: 1615035, required only for M/N upgrade.
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crudini --set /etc/nova/nova.conf DEFAULT scheduler_host_manager host_manager
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# LP: 1627450, required only for M/N upgrade
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crudini --set /etc/nova/nova.conf DEFAULT scheduler_driver filter_scheduler
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crudini --set /etc/sahara/sahara.conf DEFAULT plugins ambari,cdh,mapr,vanilla,spark,storm
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