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#!/bin/bash
# build packages one by one, then upload the binary package to the repository server
# Details:
# https://github.com/archlinux32/builder/wiki/Build-system#build-packages
# TODOs:
# use different build commands for different repositories - do we need this actually?
# send logs of failed builds
. "${0%/*}/../conf/default.conf"
usage() {
>&2 echo ''
>&2 echo 'build-packages: build package(s) on the build-list'
>&2 echo ''
>&2 echo 'possible options:'
>&2 echo ' -h|--help: Show this help and exit.'
>&2 echo ' -n count: Build $count packages (if available), then exit.'
>&2 echo ' $count=0 is interpreted as infinity.'
>&2 echo ' The default is $count=1.'
[ -z "$1" ] && exit 1 || exit $1
}
eval set -- "$(
getopt -o hn: \
--long help \
-n "$(basename "$0")" -- "$@" || \
echo usage
)"
count=1
while true
do
case "$1" in
-h|--help)
usage 0
;;
-n)
shift
count="$1"
[ ${count} -eq 0 ] && \
count=-1
;;
--)
shift
break
;;
*)
>&2 echo 'Whoops, forgot to implement option "'"$1"'" internally.'
exit -1
;;
esac
shift
done
if [ $# -ne 0 ]; then
>&2 echo 'Too many arguments.'
usage
fi
while [ ${count} -ne 0 ]; do
package="$(
ssh \
-i "${master_build_server_identity}" \
-p "${master_build_server_port}" \
"${master_build_server_user}@${master_build_server}" \
'get-assignment'
)"
case $? in
# 0: ok, I gave you an assignment
0)
[ ${count} -gt 0 ] && \
count=$[${count}-1]
repository="${package##* }"
package="${package% *}"
mod_git_revision="${package##* }"
package="${package% *}"
git_revision="${package##* }"
package="${package% *}"
# Update git repositories (official packages, community packages and the repository of package customizations).
for repo in "${repo_paths[@]}"; do
git -C "${repo}" clean -df
git -C "${repo}" reset --hard
git -C "${repo}" checkout master
git -C "${repo}" pull
done
git -C "${repo_paths["$(find_repository_with_commit "${git_revision}")"]}" checkout "${git_revision}" &> /dev/null
git -C "${repo_paths["archlinux32"]}" checkout "${mod_git_revision}" &> /dev/null
PKGBUILD="$(find_pkgbuild "${package}" "${repository}")"
if [ ! -r "${PKGBUILD}" ]; then
echo "can't find PKGBUILD to package '${package}' from repository '${repository}': '${PKGBUILD}'"
exit 1
fi
cd "${PKGBUILD%/*}"
success=false
for parameters in '' '-c'; do
rm -f *.pkg.tar.xz{,.sig}
if staging-i486-build ${parameters}; then
# build successful
ls -1 *.pkg.tar.xz | \
xargs -rn1 gpg --local-user="${package_key}" --detach-sign
tar -c 'package.tar' *.pkg.tar.xz{,.sig}
while ! ssh \
-i "${master_build_server_identity}" \
-p "${master_build_server_port}" \
"${master_build_server_user}@${master_build_server}" \
'return-assignment' "${package}" "${git_revision}" "${mod_git_revision}" "${repository}" \
< 'package.tar'; do
case $? in
1)
# 'return-assignment' was running already
sleep $[15+$RANDOM%30]
;;
2)
>&2 echo 'I was too slow, the package is outdated. I will continue ...'
break
;;
3)
>& echo "'return-assignment' reports a signature error."
exit 1
;;
*)
>&2 echo "unknown return code $? from 'return-assignment'"
exit 1
esac
done
success=true
break
fi
done
if ! ${success}; then
ssh \
-i "${master_build_server_identity}" \
-p "${master_build_server_port}" \
"${master_build_server_user}@${master_build_server}" \
'return-assignment' "${package}" "${git_revision}" "${mod_git_revision}" "${repository}" 'ERROR'
fi
continue
;;
# 1: come back (shortly) later - I was running already
1)
sleep $[15+$RANDOM%30]
continue
;;
# 2: come back later - there are still packages to be built,
# but currently none has all its dependencies ready
2)
sleep $[60+$RANDOM%30]
continue
;;
# 3: come back after the next run of get-package-updates - currently
# there are no pending packages
3)
>&2 echo 'Done. No more packages left to build.'
exit 0
;;
# 4: come back, when you've done your work - you hit the limit on
# maximum allowed parallel jobs per ip
4)
>&2 echo 'ERROR: There are too many parallel builds running on this machine.'
exit 1
;;
*)
>&2 echo "ERROR: Unknown exit code $? from 'get-assignment'."
exit 1
;;
esac
done
>&2 echo 'Done.'
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