193 lines
6.8 KiB
Bash
Executable File
193 lines
6.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2015, Rackspace US, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# NOTICE: To run this in an automated fashion run the script via
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# root@HOSTNAME:/opt/openstack-ansible# echo "YES" | bash scripts/run-upgrade.sh
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## Shell Opts ----------------------------------------------------------------
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set -e -u
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## Vars ----------------------------------------------------------------------
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# The path from which this script is being run
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export SCRIPTS_PATH="$(dirname "$(readlink -f "${0}")")"
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# The git checkout root path
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export MAIN_PATH="$(dirname "${SCRIPTS_PATH}")"
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# The expected source series name
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export SOURCE_SERIES="ussuri"
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# The expected target series name
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export TARGET_SERIES="victoria"
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## Functions -----------------------------------------------------------------
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function run_lock {
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set +e
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run_item_index="$1"
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run_item="$2"
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hashed_run_item=($(echo $run_item | md5sum))
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upgrade_marker="/etc/openstack_deploy/upgrade-${TARGET_SERIES}/$hashed_run_item.complete"
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if [ ! -f "$upgrade_marker" ];then
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# note(sigmavirus24): use eval so that we properly turn strings like
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# "/tmp/fix_container_interfaces.yml || true"
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# into a command, otherwise we'll get an error that there's no playbook
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# named ||
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eval "openstack-ansible $run_item"
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playbook_status="$?"
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echo "ran $run_item"
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if [ "$playbook_status" == "0" ];then
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RUN_TASKS=("${RUN_TASKS[@]/$run_item}")
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echo "$run_item" > "$upgrade_marker"
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echo "$run_item has been marked as success"
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else
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echo "******************** failure ********************"
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echo "The upgrade script has encountered a failure."
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echo "Failed on task \"$run_item\""
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echo "Re-run the run-upgrade.sh script, or"
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echo "execute the remaining tasks manually:"
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# NOTE:
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# List the remaining, incompleted tasks from the tasks array.
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# Using seq to generate a sequence which starts from the spot
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# where previous exception or failures happened.
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# run the tasks in order
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for item in $(seq $run_item_index $((${#RUN_TASKS[@]} - 1))); do
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if [ -n "${RUN_TASKS[$item]}" ]; then
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echo "openstack-ansible ${RUN_TASKS[$item]}"
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fi
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done
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echo "******************** failure ********************"
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exit 99
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fi
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else
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RUN_TASKS=("${RUN_TASKS[@]/$run_item.*}")
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fi
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set -e
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}
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function check_for_current {
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if [[ ! -d "/etc/openstack_deploy" ]]; then
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echo "--------------ERROR--------------"
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echo "/etc/openstack_deploy directory not found."
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echo "It appears you do not have a current environment installed."
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exit 2
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fi
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}
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function create_working_dir {
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if [ ! -d "/etc/openstack_deploy/upgrade-${TARGET_SERIES}" ]; then
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mkdir -p "/etc/openstack_deploy/upgrade-${TARGET_SERIES}"
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fi
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}
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function bootstrap_ansible {
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if [ ! -f "/etc/openstack_deploy/upgrade-${TARGET_SERIES}/bootstrap-ansible.complete" ]; then
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"${SCRIPTS_PATH}/bootstrap-ansible.sh"
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touch /etc/openstack_deploy/upgrade-${TARGET_SERIES}/bootstrap-ansible.complete
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else
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echo "Ansible has been bootstrapped for ${TARGET_SERIES} already, skipping..."
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fi
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}
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function pre_flight {
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## Library Check -------------------------------------------------------------
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info_block "Checking for required libraries." 2> /dev/null ||
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source ${SCRIPTS_PATH}/scripts-library.sh
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## Pre-flight Check ----------------------------------------------------------
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# Clear the screen and make sure the user understands whats happening.
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clear
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# Notify the user.
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echo -e "
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This script will perform a ${SOURCE_SERIES^} to ${TARGET_SERIES^} upgrade.
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Once you start the upgrade there is no going back.
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Note that the upgrade targets impacting the data
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plane as little as possible, but assumes that the
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control plane can experience some down time.
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This script executes a one-size-fits-all upgrade,
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and given that the tests implemented for it are
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not monitored as well as those for a greenfield
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environment, the results may vary with each release.
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Please use it against a test environment with your
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configurations to validate whether it suits your
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needs and does a suitable upgrade.
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Are you ready to perform this upgrade now?
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"
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# Confirm the user is ready to upgrade.
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read -p 'Enter "YES" to continue or anything else to quit: ' UPGRADE
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if [ "${UPGRADE}" == "YES" ]; then
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echo "Running Upgrade from ${SOURCE_SERIES^} to ${TARGET_SERIES^}"
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else
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exit 99
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fi
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}
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## Main ----------------------------------------------------------------------
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function main {
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pre_flight
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check_for_current
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create_working_dir
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# Backup source series artifacts
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source_series_backup_file="/openstack/backup-openstack-ansible-${SOURCE_SERIES}.tar.gz"
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if [[ ! -e ${source_series_backup_file} ]]; then
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tar zcf ${source_series_backup_file} /etc/openstack_deploy /etc/ansible/ /usr/local/bin/openstack-ansible.rc
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fi
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# ANSIBLE_INVENTORY may be set to a previous/incorrect location. To
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# ensure this is not the case, we unset the environment variable.
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unset ANSIBLE_INVENTORY
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bootstrap_ansible
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pushd ${MAIN_PATH}/playbooks
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RUN_TASKS+=("${SCRIPTS_PATH}/upgrade-utilities/deploy-config-changes.yml")
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# we don't want to trigger container restarts for galera and rabbit
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# but as there will be no hosts available for metal deployments,
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# as a fallback option we just run setup-hosts.yml without any arguments
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RUN_TASKS+=("setup-hosts.yml --limit '!galera_all:!rabbitmq_all' && \
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openstack-ansible setup-hosts.yml -e 'lxc_container_allow_restarts=false' --limit 'galera_all:rabbitmq_all' || \
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openstack-ansible setup-hosts.yml")
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# upgrade infrastructure
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RUN_TASKS+=("setup-infrastructure.yml -e 'galera_upgrade=true' -e 'rabbitmq_upgrade=true'")
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# explicitly perform controlled galera cluster restart with new lxc config
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RUN_TASKS+=("${SCRIPTS_PATH}/upgrade-utilities/galera-cluster-rolling-restart.yml")
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# upgrade openstack
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RUN_TASKS+=("setup-openstack.yml")
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# Run the tasks in order
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for item in ${!RUN_TASKS[@]}; do
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echo "### NOW RUNNING: ${RUN_TASKS[$item]}"
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run_lock $item "${RUN_TASKS[$item]}"
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done
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popd
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}
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main
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