mirror of
https://github.com/LukeMathWalker/zero-to-production.git
synced 2024-12-13 11:36:37 +00:00
50 lines
1.9 KiB
Bash
Executable file
50 lines
1.9 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -x
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set -eo pipefail
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# Check if a custom user has been set, otherwise default to 'postgres'
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DB_USER="${POSTGRES_USER:=postgres}"
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# Check if a custom password has been set, otherwise default to 'password'
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DB_PASSWORD="${POSTGRES_PASSWORD:=password}"
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# Check if a custom password has been set, otherwise default to 'newsletter'
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DB_NAME="${POSTGRES_DB:=newsletter}"
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# Check if a custom port has been set, otherwise default to '5432'
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DB_PORT="${POSTGRES_PORT:=5432}"
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# Check if a custom host has been set, otherwise default to 'localhost'
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DB_HOST="${POSTGRES_HOST:=localhost}"
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# Allow to skip Docker if a dockerized Postgres database is already running
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if [[ -z "${SKIP_DOCKER}" ]]
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then
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# if a postgres container is running, print instructions to kill it and exit
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RUNNING_POSTGRES_CONTAINER=$(docker ps --filter 'name=postgres' --format '{{.ID}}')
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if [[ -n $RUNNING_POSTGRES_CONTAINER ]]; then
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echo >&2 "there is a postgres container already running, kill it with"
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echo >&2 " docker kill ${RUNNING_POSTGRES_CONTAINER}"
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exit 1
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fi
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# Launch postgres using Docker
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docker run \
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-e POSTGRES_USER=${DB_USER} \
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-e POSTGRES_PASSWORD=${DB_PASSWORD} \
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-e POSTGRES_DB=${DB_NAME} \
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-p "${DB_PORT}":5432 \
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-d \
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--name "postgres_$(date '+%s')" \
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postgres -N 1000
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# ^ Increased maximum number of connections for testing purposes
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fi
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# Keep pinging Postgres until it's ready to accept commands
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until PGPASSWORD="${DB_PASSWORD}" psql -h "${DB_HOST}" -U "${DB_USER}" -p "${DB_PORT}" -d "postgres" -c '\q'; do
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>&2 echo "Postgres is still unavailable - sleeping"
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sleep 1
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done
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>&2 echo "Postgres is up and running on port ${DB_PORT} - running migrations now!"
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export DATABASE_URL=postgres://${DB_USER}:${DB_PASSWORD}@localhost:${DB_PORT}/${DB_NAME}
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sqlx database create
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sqlx migrate run
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>&2 echo "Postgres has been migrated, ready to go!"
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