entrypoint.sh

#!/bin/sh -l

DEBUG=$4

if [[ -n $DEBUG  && $DEBUG = true ]]; then
    set -x
fi

target=$1
pkgname=$2
command=$3

# assumes that package files are in a subdirectory
# of the same name as "pkgname", so this works well
# with "aurpublish" tool

if [[ ! -d $pkgname ]]; then
    echo "$pkgname should be a directory."
    exit 1
fi

if [[ ! -e $pkgname/PKGBUILD ]]; then
    echo "$pkgname does not contain a PKGBUILD file."
    exit 1
fi

pkgbuild_dir=$(readlink $pkgname -f) # nicely cleans up path, ie. ///dsq/dqsdsq/my-package//// -> /dsq/dqsdsq/my-package

# '/github/workspace' is mounted as a volume and has owner set to root
# set the owner of $pkgbuild_dir  to the 'build' user, so it can access package files.
sudo chown -R build $pkgbuild_dir

# needs permissions so '/github/home/.config/yay' is accessible by yay
sudo chown -R build /github/home

cd $pkgbuild_dir

pkgname="$(basename $pkgbuild_dir)" # keep quotes in case someone passes in a directory path with whitespaces...

install_deps() {
    # install make and regular package dependencies
    grep -E 'depends|makedepends' PKGBUILD | \
        sed -e 's/.*depends=//' -e 's/ /\n/g' | \
        tr -d "'" | tr -d "(" | tr -d ")" | \
        xargs yay -S --noconfirm
}

case $target in
    pkgbuild)
        namcap PKGBUILD
        install_deps
        makepkg --syncdeps --noconfirm
        namcap ${pkgname}-*
        pacman -Qip ${pkgname}-*
        pacman -Qlp ${pkgname}-*
        ;;
    run)
        install_deps
        makepkg --syncdeps --noconfirm --install
        eval "$command"
        ;;
    srcinfo)
        makepkg --printsrcinfo | diff .SRCINFO - || \
            { echo ".SRCINFO is out of sync. Please run 'makepkg --printsrcinfo' and commit the changes."; false; }
        ;;
    *)
      echo "Target should be one of 'pkgbuild', 'srcinfo', 'run'" ;;
esac