WIP: Prebuilt docker image #803

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floatingghost wants to merge 37 commits from customizable-docker-db into develop
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#!/bin/bash
# USAGE:
# migrate-postgresql-version.sh <data_directory> <old_version> <new_version>
if [ "$#" -ne 3 ]; then
echo "USAGE: migrate-postgresql-version.sh <data_directory> <old_version> <new_version>"
echo "Example: migrate-postgresql-version.sh pgdata 14 16"
exit 1
fi
data_directory=$1
old_version=$2
new_version=$3
# Start a PostgreSQL 14 container
docker run --rm -d --name pg14 -v $(pwd)/$data_directory:/var/lib/postgresql/data postgres:$old_version
# Dump the db from the old container
docker exec pg14 pg_dumpall -U postgres > dump.sql
# Stop the old container
docker stop pg14
# move the data directory to a new location so we can overwrite it
mv $data_directory $data_directory.bak
# Start a PostgreSQL 16 container
docker run --rm -d --name pg16 -v $(pwd)/$data_directory:/var/lib/postgresql/data postgres:$new_version
# Load the db into the new container
docker exec -i pg16 psql -U postgres < dump.sql
# Stop the new container
docker stop pg16
# Remove the dump file
rm dump.sql
echo "Migration complete! You can delete your old data directory by running 'rm -rf $data_directory.bak'"