bin/build-packages: compress the package in a separate stage - this can even be offloaded to a different machine later

1 files changed, 12 insertions, 2 deletions

diff --git a/bin/build-packages b/bin/build-packages
index 3689fa7..ea9098e 100755
--- a/bin/build-packages
+++ b/bin/build-packages
@@ -493,6 +493,7 @@ while [ "${count}" -ne 0 ] && \
           -o -name '*.pkg.tar.xz.sig' \
           -o -name '*.pkg.tar.zst' \
           -o -name '*.pkg.tar.zst.sig' \
+          -o -name '*.pkg.tar' \
         \) \
           -exec rm {} \;
 
@@ -629,7 +630,7 @@ while [ "${count}" -ne 0 ] && \
           # by piping the log, we don't see anything in the terminal,
           # but all ways to duplicate the logs seem pretty elaborate
           # shellcheck disable=SC2024,SC2086
-          if ! "${build_command}" ${outerParameters} -- ${middleParameters} -- ${innerParameters} > \
+          if ! PKGEXT='.pkg.tar' "${build_command}" ${outerParameters} -- ${middleParameters} -- ${innerParameters} > \
             "${log_file}" 2>&1; then
             success=false
             build_dir="/var/lib/archbuild/${build_command%-build}/$(whoami)"
@@ -660,13 +661,22 @@ while [ "${count}" -ne 0 ] && \
 
         if ${success}; then
           # build successful
+          echo 'compressing' > "${tmp_dir}/.ping-build-master"
+          >&2 printf ' ok, compressing package(s) ...'
+          # We requested to build uncompressed packages - those will be
+          # compressed now (which can be offloaded to a different
+          # machine, if need arises in the future). Note, that it is no
+          # error, if the above build command already produced a
+          # compressed package.
+          find . -maxdepth 1 -type f -name '*.pkg.tar' \
+            -execdir zstd -T0 --ultra -20 '{}' -o '{}.zst' \;
+          echo 'post-build' > "${tmp_dir}/.ping-build-master"
           >&2 printf ' ok.\n'
           if [ "${build_command}" = 'makepkg' ]; then
             find . -maxdepth 1 -type f -name '*.pkg.tar.zst' \
               -exec sh -c 'namcap "$1" > "$1-namcap.log"' '_' '{}' \;
           fi
           tar_content_dir=$(mktemp -d "${tmp_dir}/tar-content.XXXXXX")
-          echo 'post-build' > "${tmp_dir}/.ping-build-master"
           # remove unexpected packages
           if [ -n "${expected_packages}" ]; then
             {