Dockerfile.build

#!/bin/sh
cd "$(dirname "$0")"  # jump to curdir
set -eu

# Pass these on the command line.
oscodename=${1:-ubuntu/jammy}  # ubuntu/focal
upname=netradiant
upversion=${2:-1.5.0}       # NetRadiant version
debepoch=
debversion=${3:-0wjd1}      # deb build version, e.g. 0wjd1


echo "Usage: $0 [$oscodename [$upversion [$debversion]]]"
echo ".. continuing"

osdistro=${oscodename%/*}   # debian (or ubuntu)
oscodename=${oscodename#*/} # stretch (or bionic)
case $osdistro/$oscodename in
debian/buster)  osdistshort=deb; oscodenum=10;;
debian/stretch) osdistshort=deb; oscodenum=9;;
debian/jessie)  osdistshort=deb; oscodenum=8;;
debian/wheezy)  osdistshort=deb; oscodenum=7;;
ubuntu/jammy)   osdistshort=ubu; oscodenum=22.04;;
ubuntu/focal)   osdistshort=ubu; oscodenum=20.04;;
ubuntu/bionic)  osdistshort=ubu; oscodenum=18.04;;
ubuntu/xenial)  osdistshort=ubu; oscodenum=16.04;;
ubuntu/trusty)  osdistshort=ubu; oscodenum=14.04;;
*) echo "ERROR: undefined OS: $osdistro/$oscodename" >&2 && exit 1
esac
_shortver=$osdistshort$oscodenum

# Update changelog
sed -i -e "1s/+\\(deb\\|ubu\\)[0-9.]*) [a-z]\\+;/+$_shortver) $oscodename;/" \
    changelog


git_pull_or_clone() {
    if test -d "$1"; then
	git -C "$1" pull --rebase
    else
	git clone --recursive "$2" "$1"
    fi
}

# Ensure we have NetRadiant.
git_pull_or_clone source-files/netradiant \
    https://gitlab.com/xonotic/netradiant.git
# Improve versioning, based on the git version.
version_suffix=$(\
    git -C source-files/netradiant log --date=short --format='%cd' |
    tr -d '-' | uniq -c | head -n1 | awk '{print $2 "+" $1}')

# Add (m)bspc tools here, we'll add them to ./netradiant/ using COPY.
git_pull_or_clone source-files/bspc https://github.com/TTimo/bspc.git
git_pull_or_clone source-files/netradiant-custom \
    https://github.com/Garux/netradiant-custom.git

# Fetch game packs
#GAMES='Quake2 Quake3'  # or 'all'
GAMES=all
if test $(du -sb source-files/gamepacks.source/ | cut -f1) -lt 101099099; then
    ./source-files/netradiant/gamepack-manager \
	--download-dir source-files/gamepacks.source \
	--name "$GAMES" \
	--download
fi
if test $(du -sb source-files/gamepacks.install/ | cut -f1) -lt 8099099; then
    ./netradiant/gamepack-manager \
	--download-dir source-files/gamepacks.source \
	--install-dir source-files/gamepacks.install \
	--name "$GAMES" \
	--install
fi
    
# Update upversion adding the suffix in there.
upversion="$upversion+$version_suffix"

# Docker disallows certain tokens in versions.
dockversion=$(echo build-${upname}-${upversion}-${debversion}-${oscodename} |
    sed -e 's/[^0-9A-Za-z_.-]/_/g' | tr '[:upper:]' '[:lower:]')

# Will build files.
docker build \
    --pull \
    --ulimit nofile=512 \
    --build-arg osdistro=$osdistro \
    --build-arg osdistshort=$osdistshort \
    --build-arg oscodename=$oscodename \
    --build-arg upname=$upname \
    --build-arg upversion=$upversion \
    --build-arg debepoch=$debepoch \
    --build-arg debversion=$debversion \
    -t $dockversion \
    -f Dockerfile \
    . || ret=$?
if test ${ret:-0} != 0; then
    echo "fail" >&2
    exit $ret
fi

# Copy files to ./Dockerfile.out
test -d Dockerfile.out/$oscodename || mkdir -p Dockerfile.out/$oscodename
docker run $dockversion sh -c 'cd /dist; tar -zc *' |
    tar -zxvC Dockerfile.out/$oscodename/ |
    sed -e 's#$# -> Dockerfile.out/'$oscodename'/#'