alpine-docker-iso/genapkovl-docker.sh
2025-01-03 20:47:09 +01:00

131 lines
2.5 KiB
Bash

#!/bin/sh -e
version="3.21"
HOSTNAME="$1"
if [ -z "$HOSTNAME" ]; then
echo "usage: $0 hostname"
exit 1
fi
cleanup() {
rm -rf "$tmp"
}
makefile() {
OWNER="$1"
PERMS="$2"
FILENAME="$3"
cat > "$FILENAME"
chown "$OWNER" "$FILENAME"
chmod "$PERMS" "$FILENAME"
}
rc_add() {
mkdir -p "$tmp"/etc/runlevels/"$2"
ln -sf /etc/init.d/"$1" "$tmp"/etc/runlevels/"$2"/"$1"
}
tmp="$(mktemp -d)"
trap cleanup EXIT
mkdir -p "$tmp"/etc
makefile root:root 0644 "$tmp"/etc/hostname <<EOF
$HOSTNAME
EOF
makefile root:root 0644 "$tmp"/etc/motd <<EOF
Welcome to Alpine with docker preinstalled (Live ISO)!
DHCP is enabled on eth0.
To configure other interfaces run 'setup-interfaces' and then 'service networking restart' to apply settings.
Type 'alpdock-run-portainer' to run Portainer.
EOF
mkdir -p "$tmp"/etc/network
makefile root:root 0644 "$tmp"/etc/network/interfaces <<EOF
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
EOF
mkdir -p "$tmp"/etc/apk
makefile root:root 0644 "$tmp"/etc/apk/world <<EOF
alpine-base
bash-completion
coreutils
docker
docker-bash-completion
docker-cli-compose
findutils
openssh
procps
readline
sed
sudo
util-linux
EOF
makefile root:root 0644 "$tmp"/etc/apk/repositories <<EOF
https://dl-cdn.alpinelinux.org/alpine/v${version}/main
https://dl-cdn.alpinelinux.org/alpine/v${version}/community
EOF
mkdir -p "$tmp"/etc/local.d
makefile root:root 0744 "$tmp"/etc/local.d/set_bash.start <<EOF
#!/bin/ash
sed -i 's|root:/bin/ash|root:/bin/bash|' /etc/passwd
EOF
makefile root:root 0744 "$tmp"/etc/local.d/add_user.start <<EOF
#!/bin/ash
user="linux"
echo -e "\$user\n\$user" | adduser \$user -s /bin/bash
mkdir /etc/sudoers.d
echo "\$user ALL=(ALL) ALL" > /etc/sudoers.d/\$user && chmod 0440 /etc/sudoers.d/\$user
EOF
mkdir -p "$tmp"/usr/bin
makefile root:root 0755 "$tmp"/usr/bin/alpdock-run-portainer <<EOF
#!/bin/sh
docker volume create portainer_data
docker run \
--detach \
--volume=/var/run/docker.sock:/var/run/docker.sock \
--volume=portainer_data:/data \
--publish=8000:8000 \
--publish=9443:9443 \
--restart=always \
--name=portainer \
portainer/portainer-ce:latest
EOF
rc_add devfs sysinit
rc_add dmesg sysinit
rc_add mdev sysinit
rc_add hwdrivers sysinit
rc_add modloop sysinit
rc_add hwclock boot
rc_add modules boot
rc_add sysctl boot
rc_add hostname boot
rc_add bootmisc boot
rc_add syslog boot
rc_add networking boot
rc_add local boot
rc_add docker default
rc_add sshd default
rc_add mount-ro shutdown
rc_add killprocs shutdown
rc_add savecache shutdown
tar -c -C "$tmp" etc usr| gzip -9n > $HOSTNAME.apkovl.tar.gz