mirror of
https://github.com/YunoHost-Apps/mattermost_ynh.git
synced 2024-09-03 19:36:29 +02:00
102 lines
4.7 KiB
Bash
102 lines
4.7 KiB
Bash
#!/bin/bash
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#=================================================
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# COMMON VARIABLES
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#=================================================
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#=================================================
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# PERSONAL HELPERS
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#=================================================
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mariadb-to-pg() {
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ynh_print_info --message="Migrating to PostgreSQL database..."
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mysqlpwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
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# In old instance db_user is `mmuser`
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mysql_db_user="$db_user"
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if ynh_mysql_connect_as --user="mmuser" --password="$mysqlpwd" 2> /dev/null <<< ";"; then
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mysql_db_user="mmuser"
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fi
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# Initialize PostgreSQL database
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ynh_psql_test_if_first_run
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ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$mysqlpwd
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psqlpwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
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# Configure the new database and run Mattermost in order to create tables
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ynh_write_var_in_file --file="$install_dir/config/config.json" --key="DriverName" --value="postgres" --after="SqlSettings"
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ynh_write_var_in_file --file="$install_dir/config/config.json" --key="DataSource" --value="postgres://$db_user:$psqlpwd@localhost:5432/$db_name?sslmode=disable&connect_timeout=10" --after="SqlSettings"
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cat "$install_dir/config/config.json"
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pushd $install_dir
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ynh_systemd_action --service_name="$app" --action="stop"
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set +e
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sudo -u mattermost timeout --preserve-status 180 "./bin/mattermost"
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if [ "$?" != "0" ] && [ "$?" != "143" ] ; then
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ynh_die --message="Failed to run Mattermost to create PostgreSQL database tables" --ret_code=1
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fi
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set -e
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popd
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# Some fixes to let the MariaDB -> PostgreSQL conversion working
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ynh_psql_execute_as_root --sql='DROP INDEX public.idx_fileinfo_content_txt;' --database=$db_name
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ynh_psql_execute_as_root --sql='DROP INDEX public.idx_posts_message_txt;' --database=$db_name
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ynh_mysql_execute_as_root --sql="ALTER TABLE mattermost.Users DROP COLUMN IF EXISTS acceptedtermsofserviceid;" --database=$db_name
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ynh_mysql_execute_as_root --sql="ALTER TABLE mattermost.SharedChannelRemotes DROP COLUMN IF EXISTS description;" --database=$db_name
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ynh_mysql_execute_as_root --sql="ALTER TABLE mattermost.SharedChannelRemotes DROP COLUMN IF EXISTS nextsyncat;" --database=$db_name
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# Focalboard is broken in Mattermost 7.3.0
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if ynh_compare_current_package_version --comparison eq --version 7.3.0~ynh1
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then
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# Remove Focalboard tables
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# Command from https://stackoverflow.com/a/1589324
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cmd=$(ynh_mysql_execute_as_root --sql="SELECT CONCAT( 'DROP TABLE ', GROUP_CONCAT(table_name) , ';' ) AS statement FROM information_schema.tables WHERE table_schema = '$db_name' AND table_name LIKE 'focalboard_%';" --database=$db_name | tail -n 1)
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ynh_mysql_execute_as_root --sql="$cmd" --database=$db_name
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fi
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# Use pgloader to migrate database content from MariaDB to PostgreSQL
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tmpdir="$(mktemp -d)"
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cat <<EOT > $tmpdir/commands.load
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LOAD DATABASE
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FROM mysql://$mysql_db_user:$mysqlpwd@127.0.0.1:3306/$db_name
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INTO postgresql://$db_user:$psqlpwd@127.0.0.1:5432/$db_name
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WITH include no drop, truncate, create no tables,
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create no indexes, preserve index names, no foreign keys,
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data only, workers = 16, concurrency = 1
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SET MySQL PARAMETERS
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net_read_timeout = '90',
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net_write_timeout = '180'
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ALTER SCHEMA '$db_name' RENAME TO 'public'
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;
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EOT
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pgloader $tmpdir/commands.load
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# Rebuild INDEX
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ynh_psql_execute_as_root --sql='CREATE INDEX idx_fileinfo_content_txt ON public.fileinfo USING gin (to_tsvector('\''english'\''::regconfig, content))' --database=$db_name
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ynh_psql_execute_as_root --sql='CREATE INDEX idx_posts_message_txt ON public.posts USING gin (to_tsvector('\''english'\''::regconfig, (message)::text));' --database=$db_name
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if ynh_compare_current_package_version --comparison eq --version 7.3.0~ynh1
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then
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# There is a problem with version 7.3.0 and the database migration.
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# More information here: https://forum.mattermost.com/t/migrating-from-mariadb-to-postgresql-db/14194/6
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ynh_psql_execute_as_root --sql="DELETE FROM db_migrations WHERE version=92;" --database=$db_name
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fi
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# Remove the MariaDB database
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ynh_mysql_remove_db --db_user=$mysql_db_user --db_name=$db_name
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}
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#=================================================
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# EXPERIMENTAL HELPERS
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#=================================================
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#=================================================
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# FUTURE OFFICIAL HELPERS
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#=================================================
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