diff options
Diffstat (limited to 'extraconfig/tasks/major_upgrade_controller_pacemaker_1.sh')
| -rwxr-xr-x | extraconfig/tasks/major_upgrade_controller_pacemaker_1.sh | 112 |
1 files changed, 42 insertions, 70 deletions
diff --git a/extraconfig/tasks/major_upgrade_controller_pacemaker_1.sh b/extraconfig/tasks/major_upgrade_controller_pacemaker_1.sh index 0b702630..0c590a42 100755 --- a/extraconfig/tasks/major_upgrade_controller_pacemaker_1.sh +++ b/extraconfig/tasks/major_upgrade_controller_pacemaker_1.sh @@ -4,11 +4,12 @@ set -eu cluster_sync_timeout=1800 -if pcs status 2>&1 | grep -E '(cluster is not currently running)|(OFFLINE:)'; then - echo_error "ERROR: upgrade cannot start with some cluster nodes being offline" - exit 1 -fi - +check_cluster +check_pcsd +check_clean_cluster +check_python_rpm +check_galera_root_password +check_disk_for_mysql_dump # We want to disable fencing during the cluster --stop as it might fence # nodes where a service fails to stop, which could be fatal during an upgrade @@ -17,12 +18,39 @@ fi STONITH_STATE=$(pcs property show stonith-enabled | grep "stonith-enabled" | awk '{ print $2 }') pcs property set stonith-enabled=false -# If for some reason rpm-python are missing we want to error out early enough -if ! rpm -q rpm-python &> /dev/null; then - echo_error "ERROR: upgrade cannot start without rpm-python installed" - exit 1 +# Migrate to HA NG +if [[ -n $(is_bootstrap_node) ]]; then + migrate_full_to_ng_ha fi +# After migrating the cluster to HA-NG the services not under pacemaker's control +# are still up and running. We need to stop them explicitely otherwise during the yum +# upgrade the rpm %post sections will try to do a systemctl try-restart <service>, which +# is going to take a long time because rabbit is down. By having the service stopped +# systemctl try-restart is a noop + +for service in $(services_to_migrate); do + manage_systemd_service stop "${service%%-clone}" + # So the reason for not reusing check_resource_systemd is that + # I have observed systemctl is-active returning unknown with at least + # one service that was stopped (See LP 1627254) + timeout=600 + tstart=$(date +%s) + tend=$(( $tstart + $timeout )) + check_interval=3 + while (( $(date +%s) < $tend )); do + if [[ "$(systemctl is-active ${service%%-clone})" = "active" ]]; then + echo "$service still active, sleeping $check_interval seconds." + sleep $check_interval + else + # we do not care if it is inactive, unknown or failed as long as it is + # not running + break + fi + + done +done + # In case the mysql package is updated, the database on disk must be # upgraded as well. This typically needs to happen during major # version upgrades (e.g. 5.5 -> 5.6, 5.5 -> 10.1...) @@ -35,75 +63,16 @@ fi # on mysql package versionning, but this can be overriden manually # to support specific upgrade scenario -# Where to backup current database if mysql need to be upgraded -MYSQL_BACKUP_DIR=/var/tmp/mysql_upgrade_osp -MYSQL_TEMP_UPGRADE_BACKUP_DIR=/var/lib/mysql-temp-upgrade-backup -# Spare disk ratio for extra safety -MYSQL_BACKUP_SIZE_RATIO=1.2 - -# Shall we upgrade mysql data directory during the stack upgrade? -if [ "$mariadb_do_major_upgrade" = "auto" ]; then - ret=$(is_mysql_upgrade_needed) - if [ $ret = "1" ]; then - DO_MYSQL_UPGRADE=1 - else - DO_MYSQL_UPGRADE=0 - fi - echo "mysql upgrade required: $DO_MYSQL_UPGRADE" -elif [ "$mariadb_do_major_upgrade" = "no" ]; then - DO_MYSQL_UPGRADE=0 -else - DO_MYSQL_UPGRADE=1 -fi - -if [ "$(hiera -c /etc/puppet/hiera.yaml bootstrap_nodeid)" = "$(facter hostname)" ]; then +if [[ -n $(is_bootstrap_node) ]]; then if [ $DO_MYSQL_UPGRADE -eq 1 ]; then - if [ -d "$MYSQL_BACKUP_DIR" ]; then - echo_error "Error: $MYSQL_BACKUP_DIR exists already. Likely an upgrade failed previously" - exit 1 - fi - mkdir "$MYSQL_BACKUP_DIR" - if [ $? -ne 0 ]; then - echo_error "Error: could not create temporary backup directory $MYSQL_BACKUP_DIR" - exit 1 - fi - - # the /root/.my.cnf is needed because we set the mysql root - # password from liberty onwards - backup_flags="--defaults-extra-file=/root/.my.cnf -u root --flush-privileges --all-databases --single-transaction" - # While not ideal, this step allows us to calculate exactly how much space the dump - # will need. Our main goal here is avoiding any chance of corruption due to disk space - # exhaustion - backup_size=$(mysqldump $backup_flags 2>/dev/null | wc -c) - database_size=$(du -cb /var/lib/mysql | tail -1 | awk '{ print $1 }') - free_space=$(df -B1 --output=avail "$MYSQL_BACKUP_DIR" | tail -1) - - # we need at least space for a new mysql database + dump of the existing one, - # times a small factor for additional safety room - # note: bash doesn't do floating point math or floats in if statements, - # so use python to apply the ratio and cast it back to integer - required_space=$(python -c "from __future__ import print_function; print(\"%d\" % int((($database_size + $backup_size) * $MYSQL_BACKUP_SIZE_RATIO)))") - if [ $required_space -ge $free_space ]; then - echo_error "Error: not enough free space in $MYSQL_BACKUP_DIR ($required_space bytes required)" - exit 1 - fi - mysqldump $backup_flags > "$MYSQL_BACKUP_DIR/openstack_database.sql" cp -rdp /etc/my.cnf* "$MYSQL_BACKUP_DIR" fi - pcs resource disable httpd - check_resource httpd stopped 1800 - pcs resource disable openstack-core - check_resource openstack-core stopped 1800 pcs resource disable redis check_resource redis stopped 600 - pcs resource disable mongod - check_resource mongod stopped 600 pcs resource disable rabbitmq check_resource rabbitmq stopped 600 - pcs resource disable memcached - check_resource memcached stopped 600 pcs resource disable galera check_resource galera stopped 600 # Disable all VIPs before stopping the cluster, so that pcs doesn't use one as a source address: @@ -115,7 +84,8 @@ if [ "$(hiera -c /etc/puppet/hiera.yaml bootstrap_nodeid)" = "$(facter hostname) pcs cluster stop --all fi -# Swift isn't controled by pacemaker + +# Swift isn't controlled by pacemaker systemctl_swift stop tstart=$(date +%s) @@ -206,3 +176,5 @@ crudini --set /etc/ceilometer/ceilometer.conf DEFAULT rpc_backend rabbit crudini --set /etc/swift/proxy-server.conf pipeline:main pipeline "catch_errors healthcheck cache ratelimit tempurl formpost authtoken keystone staticweb proxy-logging proxy-server" # LP: 1615035, required only for M/N upgrade. crudini --set /etc/nova/nova.conf DEFAULT scheduler_host_manager host_manager + +crudini --set /etc/sahara/sahara.conf DEFAULT plugins ambari,cdh,mapr,vanilla,spark,storm |