drupal8-docker/build-rootfs.sh

#!/bin/bash

set -ex

# Configuration options you usually edit go here
CONTAINER_MSMTPCONFDIR=/etc
CONTAINER_SSMTPCONFDIR=/etc/ssmtp
CONTAINER_PHP_CONFD=/usr/local/etc/php/conf.d

# This is internal stuff used to build everything
# Be aware, that several of these paths are used with rm -rf!
SRCDIR=$(pwd)/src
TMPDIR=$(pwd)/tmp
BUILDDIR=$(pwd)/build
SCRIPTS_SRC=${SRCDIR}/scripts
ROOTFSTREE=${TMPDIR}/tree
ROOTFSFILE=${BUILDDIR}/rootfs.tar.gz
MSMTPRC_DST=${ROOTFSTREE}${CONTAINER_MSMTPCONFDIR}
SSMTPCONF_DST=${ROOTFSTREE}${CONTAINER_SSMTPCONFDIR}
PHP_CONFD_DST=${ROOTFSTREE}${CONTAINER_PHP_CONFD}

#### Sanitize Build Enviornment
if [ -d ${TMPDIR} ]; then
	rm -rf ${TMPDIR}
fi
mkdir ${TMPDIR}

if [ -d ${BUILDDIR} ]; then
	rm -rf ${BUILDDIR}
fi
mkdir ${BUILDDIR}

#### Do the work.

# Create SSMTP config file
#mkdir -p ${SSMTPCONF_DST}
#cp ${SRCDIR}/ssmtp.conf ${SSMTPCONF_DST}/ssmtp.conf

# Create MSMTP config file (SSMTP is currently unavailble in Debian Buster)
mkdir -p ${MSMTPRC_DST}
cp ${SRCDIR}/msmtprc ${MSMTPRC_DST}/msmtprc

# Setup PHP
mkdir -p ${PHP_CONFD_DST}
cp ${SRCDIR}/mail.ini ${PHP_CONFD_DST}/mail.ini


# Clean up behind us
# if [ "$CLEAN_INTERMEDIATES" = true ]; then
# 	rm -rf ${ROUNDCUBE_SRC}
# 	rm -rf ${ISPCONFIG_SRC}
# fi

#### Now we tar everything together, so that the Dockerfile can put everything in place in one run
tar -czf ${ROOTFSFILE} -C ${ROOTFSTREE} .

# Clean up behind us
if [ "$CLEAN_INTERMEDIATES" = true ]; then
	rm -rf ${ROOTFSTREE}
fi