fix: Unify upgrade scripts

Author: yammesicka

devops/upgrade_pg/upgrade-11-to-13.sh

@@ -1,15 +1,20 @@
 docker stop lms_db_1
 
 # Put values here if you've configured them before
-# DB_NAME=lms
-# DB_USERNAME=lmsweb
-# DB_PASSWORD=
+CURRENT_VERSION=11
+NEW_VERSION=14
+DB_NAME=lms
+DB_USERNAME=lmsweb
+DB_PASSWORD=
+
+echo "Remove these two lines to indicate you have filled the details"
+return 1
 
 CURRENT_DATE=$(date +%d-%m-%Y_%H_%M_%S)
 MOUNT_PATH=/pg_data
-PG_OLD_DATA=/pg_data/11/data
-PG_NEW_DATA=/pg_data/13/data
-BACKUP_FILENAME=v11.$CURRENT_DATE.sql
+PG_OLD_DATA=/pg_data/${CURRENT_VERSION}/data
+PG_NEW_DATA=/pg_data/${NEW_VERSION}/data
+BACKUP_FILENAME=v${CURRENT_VERSION}.${CURRENT_DATE}.sql
 BACKUP_PATH=$MOUNT_PATH/backup/$BACKUP_FILENAME
 BACKUP_DIR=$(dirname "$BACKUP_PATH")
 VOLUME_NAME=lms_db-data-volume
@@ -20,7 +25,7 @@ docker run --rm -v $VOLUME_NAME:$MOUNT_PATH \
        -e POSTGRES_DB="${DB_NAME:-db}" \
        -e POSTGRES_USER="${DB_USERNAME:-postgres}" \
        -e POSTGRES_PASSWORD="${DB_PASSWORD:-postgres}" \
-       postgres:11-alpine \
+       postgres:${CURRENT_VERSION}-alpine \
        /bin/bash -c "chown -R postgres:postgres $MOUNT_PATH \
                 && su - postgres /bin/bash -c \"/usr/local/bin/pg_ctl -D \\\"\$PGDATA\\\" start\" \
                 && mkdir -p \"$BACKUP_DIR\" \
@@ -33,7 +38,7 @@ docker run --rm -v $VOLUME_NAME:$MOUNT_PATH \
        -e POSTGRES_DB="${DB_NAME:-db}" \
        -e POSTGRES_USER="${DB_USERNAME:-postgres}" \
        -e POSTGRES_PASSWORD="${DB_PASSWORD:-postgres}" \
-       postgres:13-alpine \
+       postgres:$NEW_VERSION-alpine \
        /bin/bash -c "ls -la \"$BACKUP_DIR\" \
                 && mkdir -p \"\$PGDATA\" \
                 && chown -R postgres:postgres \"\$PGDATA\" \
@@ -43,3 +48,5 @@ docker run --rm -v $VOLUME_NAME:$MOUNT_PATH \
                 && su - postgres -c \"psql -f $BACKUP_PATH\" \
                 && printf \"\\\nhost all all all md5\\\n\" >> \"\$PGDATA/pg_hba.conf\" \
                 "
+echo "Upgrade finished. Check for bad log messages. If none found, rerun:"
+echo "source ./build.sh && source ./start.sh && source ./bootstrap.sh"