mauricioprado00/alpine-chroot-apache.sh

## alpine-chroot-apache.sh
# one-liner:
#  curl -L https://goo.gl/H7iAZn | bash
# one liner with params:
#  curl -L https://goo.gl/H7iAZn | bash -s myalpinedir x86_64 v3.4
# one liner from yandex:
#  curl -L https://goo.gl/H7iAZn | MIRROR_FILTER=yandex bash -s myalpinedir x86_64 v3.4

chroot_dir=${1:-alpine}
arch=${2:-x86} #x86_64
branch=${3:-latest-stable}

# install apine chroot
curl -L https://gist.githubusercontent.com/mauricioprado00/1e40021b7e5a8bfdc8049e51b851d4b9/raw/alpine-chroot.sh | \
	MIRROR_FILTER=${MIRROR_FILTER:-.} bash -s ${chroot_dir} ${arch} ${branch}

if [ $? -ne 0 ]; then
  echo 'aborting apache installation could not install alpine chroot'
  rm /tmp/alpine-chroot.sh
  exit 1
fi

# mount just installed alpine
${chroot_dir}/mount.sh

# install apache
chroot ${chroot_dir} apk update
chroot ${chroot_dir} apk add apache2

# add custom index
index_file=$(find ${chroot_dir}/var/www/ -type f -iname "index.html" | head -n1)
mv ${index_file} ${index_file}.orig
cat <<MYINDEX > ${index_file}
<html>
<body>
<h1>this is my chrooted apache alpine</h2>
</body>
</html>
MYINDEX

# fix start issue
# see https://github.com/neeravkumar/dockerfiles/blob/8581133/alpine-openrc/Dockerfile
# see https://github.com/gliderlabs/docker-alpine/issues/42
chroot ${chroot_dir} apk add openrc
mkdir ${chroot_dir}/run/openrc
touch ${chroot_dir}/run/openrc/softlevel
sed -i 's/#rc_sys=""/rc_sys="lxc"/g' ${chroot_dir}/etc/rc.conf
echo 'rc_provide="loopback net"' >> ${chroot_dir}/etc/rc.conf
sed -i '/tty/d' /etc/inittab
sed -i 's/hostname $opts/# hostname $opts/g' ${chroot_dir}/etc/init.d/hostname
sed -i 's/mount -t tmpfs/# mount -t tmpfs/g' ${chroot_dir}/lib/rc/sh/init.sh
sed -i 's/cgroup_add_service /# cgroup_add_service /g' ${chroot_dir}/lib/rc/sh/openrc-run.sh
chroot ${chroot_dir} openrc

# cleanup apk cache to make it smaller
rm -rf ${chroot_dir}/var/cache/apk/*

# umount after chrooting command into the alpine container
${chroot_dir}/umount.sh

CYAN='\033[1;36m'
NC='\033[0m'
printf "${CYAN}to start apache${NC}: chroot ${chroot_dir} /etc/init.d/apache2 start \n"
printf "${CYAN}to stop  apache${NC}: chroot ${chroot_dir} /etc/init.d/apache2 stop \n"
	# one-liner:
	# curl -L https://goo.gl/H7iAZn \| bash
	# one liner with params:
	# curl -L https://goo.gl/H7iAZn \| bash -s myalpinedir x86_64 v3.4
	# one liner from yandex:
	# curl -L https://goo.gl/H7iAZn \| MIRROR_FILTER=yandex bash -s myalpinedir x86_64 v3.4

	chroot_dir=${1:-alpine}
	arch=${2:-x86} #x86_64
	branch=${3:-latest-stable}

	# install apine chroot
	curl -L https://gist.githubusercontent.com/mauricioprado00/1e40021b7e5a8bfdc8049e51b851d4b9/raw/alpine-chroot.sh \| \
	MIRROR_FILTER=${MIRROR_FILTER:-.} bash -s ${chroot_dir} ${arch} ${branch}

	if [ $? -ne 0 ]; then
	echo 'aborting apache installation could not install alpine chroot'
	rm /tmp/alpine-chroot.sh
	exit 1
	fi

	# mount just installed alpine
	${chroot_dir}/mount.sh

	# install apache
	chroot ${chroot_dir} apk update
	chroot ${chroot_dir} apk add apache2

	# add custom index
	index_file=$(find ${chroot_dir}/var/www/ -type f -iname "index.html" \| head -n1)
	mv ${index_file} ${index_file}.orig
	cat <<MYINDEX > ${index_file}
	<html>
	<body>
	<h1>this is my chrooted apache alpine</h2>
	</body>
	</html>
	MYINDEX

	# fix start issue
	# see https://github.com/neeravkumar/dockerfiles/blob/8581133/alpine-openrc/Dockerfile
	# see https://github.com/gliderlabs/docker-alpine/issues/42
	chroot ${chroot_dir} apk add openrc
	mkdir ${chroot_dir}/run/openrc
	touch ${chroot_dir}/run/openrc/softlevel
	sed -i 's/#rc_sys=""/rc_sys="lxc"/g' ${chroot_dir}/etc/rc.conf
	echo 'rc_provide="loopback net"' >> ${chroot_dir}/etc/rc.conf
	sed -i '/tty/d' /etc/inittab
	sed -i 's/hostname $opts/# hostname $opts/g' ${chroot_dir}/etc/init.d/hostname
	sed -i 's/mount -t tmpfs/# mount -t tmpfs/g' ${chroot_dir}/lib/rc/sh/init.sh
	sed -i 's/cgroup_add_service /# cgroup_add_service /g' ${chroot_dir}/lib/rc/sh/openrc-run.sh
	chroot ${chroot_dir} openrc

	# cleanup apk cache to make it smaller
	rm -rf ${chroot_dir}/var/cache/apk/*

	# umount after chrooting command into the alpine container
	${chroot_dir}/umount.sh

	CYAN='\033[1;36m'
	NC='\033[0m'
	printf "${CYAN}to start apache${NC}: chroot ${chroot_dir} /etc/init.d/apache2 start \n"
	printf "${CYAN}to stop apache${NC}: chroot ${chroot_dir} /etc/init.d/apache2 stop \n"