From 7e58663cb6fc14b203c857dad736c98d405377c3 Mon Sep 17 00:00:00 2001 From: Elisabeth Kulzer Date: Mon, 28 Jun 2021 16:18:59 +0200 Subject: [PATCH] Modify stolen upgrade script from here: https://github.com/mattermost/mattermost-docker/issues/489#issuecomment-790277661 --- scripts/upgrade-from-mattermost-docker.sh | 155 ++++++++++++++++++++++ 1 file changed, 155 insertions(+) create mode 100755 scripts/upgrade-from-mattermost-docker.sh diff --git a/scripts/upgrade-from-mattermost-docker.sh b/scripts/upgrade-from-mattermost-docker.sh new file mode 100755 index 0000000..90d73c0 --- /dev/null +++ b/scripts/upgrade-from-mattermost-docker.sh @@ -0,0 +1,155 @@ +#!/bin/bash + +## +## Instructions +## + +# 1. Edit the variables below to match your environment. This uses default variables and assumes you're on 5.31.0. +# If you're wanting to use another version of Postgres/Mattermost , update the variables as desired. + +# 2. run 'sudo bash upgrade-from-mattermost-docker.sh' replace upgrade.sh with what you've named the file. +# This may take some time to complete as it's migrating the database to Postgres 13.6 from 9.4 + + +## +## Environment Variables +## +PATH_TO_MATTERMOST_DOCKER=$PATH_TO_MATTERMOST_DOCKER # i.e. $PWD + +# Below is default values in the mattermost-docker container. If you've edited these you will need +# to modify them before running the script or this will generate a new database. +POSTGRES_USER=$POSTGRES_USER # i.e. mmuser +POSTGRES_PASSWORD=$POSTGRES_PASSWORD # i.e. mmuser_password +POSTGRES_DB=$POSTGRES_DB # i.e. mattermost + +# You should be on Postgres 9.4. To get your version run +# 'sudo cat volumes/db/var/lib/postgresql/data/PG_VERSION' to confirm this. +POSTGRES_OLD_VERSION=$POSTGRES_OLD_VERSION # i.e. 9.4 +POSTGRES_NEW_VERSION=$POSTGRES_NEW_VERSION # i.e. 13 + +# This tag is found here - https://hub.docker.com/_/postgres' +# This tag needs to be an alpine release to include python3-dev +POSTGRES_DOCKER_TAG=$POSTGRES_DOCKER_TAG # i.e. '13.2-alpine' +POSTGRES_OLD_DOCKERFILE=$POSTGRES_OLD_DOCKERFILE # i.e. `sudo cat $PATH_TO_MATTERMOST_DOCKER/db/Dockerfile | grep 'FROM postgres'` +POSTGRES_NEW_DOCKERFILE=$POSTGRES_NEW_VERSION # i.e. 'FROM postgres:'$POSTGRES_DOCKER_TAG + + +# This is found here - https://github.com/tianon/docker-postgres-upgrade +# The string here needs to match a folder on that repo. It should read 'old-to-new'. +UPGRADE_LINE=$UPGRADE_LINE # i.e. '9.4-to-13' + +# Mattermost Versions +MM_OLD_VERSION=$MM_OLD_VERSION # i.e. "5.31.0" +MM_NEW_VERSION=$MM_NEW_VERSION # i.e. "5.32.1" + +if [[ $PATH_TO_MATTERMOST_DOCKER == "" ]]; then + echo "Please set environment variable PATH_TO_MATTERMOST_DOCKER in the script. " + exit 1 +fi +if [[ $POSTGRES_USER == "" ]]; then + echo "Please set environment variable POSTGRES_USER in the script. " + exit 1 +fi +if [[ $POSTGRES_PASSWORD == "" ]]; then + echo "Please set environment variable POSTGRES_PASSWORD in the script. " + exit 1 +fi +if [[ $POSTGRES_DB == "" ]]; then + echo "Please set environment variable POSTGRES_DB in the script. " + exit 1 +fi +if [[ $POSTGRES_OLD_VERSION == "" ]]; then + echo "Please set environment variable POSTGRES_OLD_VERSION in the script. " + exit 1 +fi +if [[ $POSTGRES_NEW_VERSION == "" ]]; then + echo "Please set environment variable POSTGRES_NEW_VERSION in the script. " + exit 1 +fi +if [[ $POSTGRES_DOCKER_TAG == "" ]]; then + echo "Please set environment variable POSTGRES_DOCKER_TAG in the script. " + exit 1 +fi +if [[ $POSTGRES_OLD_DOCKERFILE == "" ]]; then + echo "Please set environment variable POSTGRES_OLD_DOCKERFILE in the script. " + exit 1 +fi +if [[ $POSTGRES_NEW_DOCKERFILE == "" ]]; then + echo "Please set environment variable POSTGRES_NEW_DOCKERFILE in the script. " + exit 1 +fi +if [[ $UPGRADE_LINE == "" ]]; then + echo "Please set environment variable UPGRADE_LINE in the script. " + exit 1 +fi +if [[ $MM_OLD_VERSION == "" ]]; then + echo "Please set environment variable MM_OLD_VERSION in the script. " + exit 1 +fi +if [[ $MM_NEW_VERSION == "" ]]; then + echo "Please set environment variable MM_NEW_VERSION in the script. " + exit 1 +fi +echo "Path to mattermost-docker: $PATH_TO_MATTERMOST_DOCKER" +echo "Postgres user: $POSTGRES_USER" +echo "Postgres password: $POSTGRES_PASSWORD" +echo "Postgres password: $POSTGRES_DB" +echo "Postgres database name: $POSTGRES_DB" +echo "Postgres old version: $POSTGRES_OLD_VERSION" +echo "Postgres new version: $POSTGRES_NEW_VERSION" +echo "Postgres alpine docker tag including python3-dev: $POSTGRES_DOCKER_TAG" +echo "Postgres old Dockerfile: $POSTGRES_OLD_DOCKERFILE" +echo "Postgres new Dockerfile: $POSTGRES_NEW_DOCKERFILE" +echo "Postgres upgrade-line: $UPGRADE_LINE" +echo "Mattermost old version: $MM_OLD_VERSION" +echo "Mattermost new version: $MM_NEW_VERSION" +df -h +read -p "Please make sure you have enough disk space left on your devices. Try to backup and upgrade now? (y/n)" choice +if [[ "$choice" != "y" && "$choice" != "Y" && "$choice" && "yes" ]]; then + exit 0; +fi + +## +## Script Start +## +cd $PATH_TO_MATTERMOST_DOCKER +docker-compose stop + +# Creating a backup folder and backing up the mattermost / database. +mkdir $PATH_TO_MATTERMOST_DOCKER/backups +cp -ra $PATH_TO_MATTERMOST_DOCKER/volumes/app/mattermost/ $PATH_TO_MATTERMOST_DOCKER/backups/mattermost-backup-$(date +'%F-%H-%M')/ +cp -ra $PATH_TO_MATTERMOST_DOCKER/volumes/db/ $PATH_TO_MATTERMOST_DOCKER/backups/database-backup-$(date +'%F-%H-%M')/ + +mkdir $PATH_TO_MATTERMOST_DOCKER/volumes/db/$POSTGRES_OLD_VERSION +mv $PATH_TO_MATTERMOST_DOCKER/volumes/db/var/lib/postgresql/data/ $PATH_TO_MATTERMOST_DOCKER/volumes/db/$POSTGRES_OLD_VERSION +rm -rf $PATH_TO_MATTERMOST_DOCKER/volumes/db/var +mkdir -p $PATH_TO_MATTERMOST_DOCKER/volumes/db/$POSTGRES_NEW_VERSION/data + + +sed -i "s/$POSTGRES_OLD_DOCKERFILE/$POSTGRES_NEW_DOCKERFILE/" $PATH_TO_MATTERMOST_DOCKER/db/Dockerfile +sed -i "s/python-dev/python3-dev/" $PATH_TO_MATTERMOST_DOCKER/db/Dockerfile +sed -i "s/$MM_OLD_VERSION/$MM_NEW_VERSION/" $PATH_TO_MATTERMOST_DOCKER/app/Dockerfile + + +# replacing the old postgres path with a new path +sed -i "s#./volumes/db/var/lib/postgresql/data:/var/lib/postgresql/data#./volumes/db/$POSTGRES_NEW_VERSION/data:/var/lib/postgresql/data#" $PATH_TO_MATTERMOST_DOCKER/docker-compose.yml + +# migrate the database to the new postgres version +docker run --rm \ + -e PGUSER="$POSTGRES_USER" \ + -e POSTGRES_INITDB_ARGS=" -U $POSTGRES_USER" \ + -e POSTGRES_PASSWORD="$POSTGRES_PASSWORD" \ + -e POSTGRES_DB="$POSTGRES_DB" \ + -v $PATH_TO_MATTERMOST_DOCKER/volumes/db:/var/lib/postgresql \ + tianon/postgres-upgrade:$UPGRADE_LINE \ + --link + +cp -p $PATH_TO_MATTERMOST_DOCKER/volumes/db/$POSTGRES_OLD_VERSION/data/pg_hba.conf $PATH_TO_MATTERMOST_DOCKER/volumes/db/$POSTGRES_NEW_VERSION/data/ + +# rebuild the containers +docker-compose build +docker-compose up -d + +# reindex the database +echo "REINDEX SCHEMA CONCURRENTLY public;" | docker exec mattermost-docker_db_1 psql -U $POSTGRES_USER $POSTGRES_DB +cd -