docker-manage-entrypoint.sh

#!/bin/bash

set -e

# Usage: file_env VAR [DEFAULT]
#     e.g file_env 'MY_PASSWORD' 'password'
file_env() {
    local var="$1"
    local fileVar="${var}_FILE"
    local def="${2:-}"
    if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
        echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
        exit 1
    fi
    local val="$def"
    if [ "${!var:-}" ]; then
        val="${!var}"
    elif [ "${!fileVar:-}" ]; then
        val="$(< "${!fileVar}")"
    fi
    export "$var"="$val"
    unset "$fileVar"
}

if [ "$DATABASE" = "postgres" ]
then
    echo "Waiting for postgres..."

    while ! nc -z ${SQL_HOST:-db} ${SQL_PORT:-5432}; do
      sleep 0.1
    done

    echo "PostgreSQL started"
fi


# Get the secrets
file_env 'ADMIN_PASSWORD' 'change_me'
file_env 'SECRET_KEY' '98yuerihdfnkj,x7ru9weiohjfdnowiy872png;woiu'
file_env 'SOCIAL_AUTH_GOOGLE_OAUTH2_KEY'
file_env 'SOCIAL_AUTH_GOOGLE_OAUTH2_SECRET'
file_env 'SQL_PASSWORD' 'change_me'