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authorErich Eckner <git@eckner.net>2017-10-23 15:53:52 +0200
committerErich Eckner <git@eckner.net>2017-10-23 15:53:52 +0200
commitda87aead664b2734aba8afa4d12985907959582c (patch)
treec00e50eae8e8eea645276de6fc5f65ad6ee19ed4
parentfe98d2b1b7cb10e80ece9a280e0af9116e3ffae8 (diff)
bin/delete-packages: started, still WIP
-rwxr-xr-xbin/delete-packages347
1 files changed, 347 insertions, 0 deletions
diff --git a/bin/delete-packages b/bin/delete-packages
new file mode 100755
index 0000000..f3c141b
--- /dev/null
+++ b/bin/delete-packages
@@ -0,0 +1,347 @@
+#!/bin/sh
+
+# delete obsolete binary packages
+
+# 1] Condition for deleting a package A is that:
+# a) nothing on the build-list (make|check|)depends on A and
+# b) no built package B which is not being deleted depends on A
+
+# "Package x depends on package y" means, that something needed by x
+# is provided by y and no other package which will not be deleted.
+
+# shellcheck disable=SC2039
+# shellcheck source=conf/default.conf
+. "${0%/*}/../conf/default.conf"
+
+# shellcheck disable=SC2016
+usage() {
+ >&2 echo ''
+ >&2 echo 'delete-packages [options]:'
+ >&2 echo ' delete obsolete binary packages.'
+ >&2 echo ''
+ >&2 echo 'possible options:'
+ >&2 echo ' -b|--block: If necessary, wait for lock blocking.'
+ >&2 echo ' -h|--help: Show this help and exit.'
+ >&2 echo ' -n|--no-action: Only print what would be deleted.'
+ [ -z "$1" ] && exit 1 || exit "$1"
+}
+
+eval set -- "$(
+ getopt -o bhn \
+ --long block \
+ --long help \
+ --long no-action \
+ -n "$(basename "$0")" -- "$@" || \
+ echo usage
+)"
+
+block_flag='-n'
+no_action=false
+
+while true
+do
+ case "$1" in
+ -b|--block)
+ block_flag=''
+ ;;
+ -h|--help)
+ usage 0
+ ;;
+ -n|--no-action)
+ no_action=true
+ ;;
+ --)
+ shift
+ break
+ ;;
+ *)
+ >&2 echo 'Whoops, forgot to implement option "'"$1"'" internally.'
+ exit 42
+ ;;
+ esac
+ shift
+done
+
+if [ -s "${work_dir}/build-master-sanity" ]; then
+ >&2 echo 'Build master is not sane.'
+ exit 1
+fi
+
+tmp_dir=$(mktemp -d "${work_dir}/tmp.XXXXXX")
+trap 'rm -rf --one-file-system "${tmp_dir}"' EXIT
+
+# Create a lock file and a trap.
+
+if ! ${no_action}; then
+
+ exec 9> "${build_list_lock_file}"
+ if ! flock ${block_flag} 9; then
+ >&2 echo 'come back (shortly) later - I cannot lock build list.'
+ exit 1
+ fi
+
+ exec 8> "${package_database_lock_file}"
+ if ! flock ${block_flag} 8; then
+ >&2 echo 'come back (shortly) later - I cannot lock package database.'
+ exit 1
+ fi
+
+fi
+
+clean_up_lock_file() {
+ if ! ${no_action}; then
+ rm -f "${package_database_lock_file}" "${build_list_lock_file}"
+ fi
+ rm -rf --one-file-system "${tmp_dir}"
+}
+
+trap clean_up_lock_file EXIT
+
+cp \
+ "${work_dir}/deletion-list" \
+ "${work_dir}/build-list" \
+ "${tmp_dir}/"
+
+all_repos="${standalone_package_repositories} ${stable_package_repositories} ${testing_package_repositories} ${staging_package_repositories}"
+all_repos="core"
+
+for repo in ${all_repos}; do
+ mkdir "${tmp_dir}/${repo}"
+ ${master_mirror_rsync_command} \
+ "${master_mirror_rsync_directory}/i686/${repo}/${repo}.db."* \
+ "${master_mirror_rsync_directory}/i686/${repo}/${repo}.files."* \
+ "${tmp_dir}/${repo}/"
+done
+
+for repo in ${all_repos}; do
+ tar -C "${tmp_dir}/${repo}" -xzf "${tmp_dir}/${repo}/${repo}.db.tar.gz"
+done
+
+find "${tmp_dir}" -mindepth 3 -maxdepth 3 -name 'desc' -exec \
+ sed '
+ /^%DEPENDS%$/{
+ s/.*//
+ :dep_loop
+ N
+ /\n$/{
+ s@\(^\|\n\)\(.\)@\1depends \2@g
+ bend
+ }
+ bdep_loop
+ }
+ /^%PROVIDES%$/{
+ s/.*//
+ :pro_loop
+ N
+ /\n$/{
+ s@\(^\|\n\)\(.\)@\1provides \2@g
+ bend
+ }
+ bpro_loop
+ }
+ d
+ :end
+ s/[<>=]\S*\($\|\n\)/\1/g
+ s#\(^\|\n\)\(.\)#\1{} \2#g
+ ' {} \; \
+ -printf '%p provides %p\n' | \
+ sed '
+ /^$/d
+ s|^\S\+/\([^/ ]\+\)/\([^/ ]\+\)\(-[^-/ ]\+\)\{2\}/desc |\1 \2 |
+ s| \S\+/\([^/]\+\)\(-[^/-]\+\)\{2\}/desc$| \1|
+ ' | \
+ awk '{print $3 " " $1 " " $2 " " $4}' | \
+ sed -n '
+ /^provides /{
+ s/^provides //
+ w '"${tmp_dir}"'/db.provides
+ b
+ }
+ /^depends /{
+ s/^depends //
+ w '"${tmp_dir}"'/db.depends
+ b
+ }
+ '
+
+
+
+echo 'OK' >&2
+exit 42
+
+# # sanity check
+#
+# for ending in 'done' 'testing'; do
+# if [ "${ending}" = 'testing' ] && \
+# [ -z "${packages_to_stabilize}" ]; then
+# # if nothing is to be untested, we don't care about duplicate
+# # testing packages (and maybe an unstaging fixes this anyway)
+# continue
+# fi
+# if [ -n "$(
+# find "${work_dir}/package-states" -name "*.${ending}" -printf '%f\n' | \
+# sed 's|\(\.[^.]\+\)\{4\}$||' | \
+# sort | \
+# uniq -d
+# )" ]; then
+# >&2 echo 'Removing duplicates not yet implemented:'
+# find "${work_dir}/package-states" -name "*.${ending}" -printf '%f\n' | \
+# sed 's|\(\.[^.]\+\)\{4\}$||' | \
+# sort | \
+# uniq -d
+# exit 42
+# fi
+# done
+#
+# # packages which are done
+#
+# find "${work_dir}/package-states" -maxdepth 1 -type f -name '*.done' -printf '%f\n' | \
+# sed '
+# s|\.done$||
+# ' | \
+# sort -u > \
+# "${tmp_dir}/done-packages"
+#
+# # packages still on the build-list
+#
+# grep -vxF 'break_loops' "${work_dir}/build-list" | \
+# tr ' ' '.' | \
+# sort -u > \
+# "${tmp_dir}/keep-packages"
+#
+# find "${work_dir}/package-infos" -name '*.groups' \
+# -exec grep -qx 'base\(-devel\)\?' {} \; \
+# -printf '%f\n' | \
+# sed '
+# s|\.groups$||
+# ' | \
+# sort -u > \
+# "${tmp_dir}/base-packages"
+#
+# # no base / base-devel packages on the build list?
+# if [ -z "$(
+# join -j 1 \
+# "${tmp_dir}/base-packages" \
+# "${tmp_dir}/keep-packages"
+# )" ]; then
+# # unstage all base / base-devel packages from staging
+# cat "${tmp_dir}/base-packages" "${tmp_dir}/base-packages" "${tmp_dir}/keep-packages" | \
+# sort | \
+# uniq -u | \
+# sponge "${tmp_dir}/keep-packages"
+# fi
+#
+# # find all dependencies of the unstageable packages
+# mv \
+# "${tmp_dir}/keep-packages" \
+# "${tmp_dir}/new-keep-packages"
+# touch "${tmp_dir}/keep-packages"
+#
+# while [ -s "${tmp_dir}/new-keep-packages" ]; do
+#
+# cat "${tmp_dir}/new-keep-packages" "${tmp_dir}/keep-packages" | \
+# sort -u | \
+# sponge "${tmp_dir}/keep-packages"
+#
+# sed '
+# s|^|'"${work_dir}"'/package-infos/|
+# s|$|.depends|
+# ' "${tmp_dir}/keep-packages" | \
+# xargs -r grep -HF '' | \
+# sed '
+# s|^.*/||
+# s|\.depends:| |
+# ' | \
+# sort -u | \
+# sort -k2,2 > \
+# "${tmp_dir}/keep-packages.depends"
+#
+# sed '
+# s|^|'"${work_dir}"'/package-infos/|
+# s|$|.builds|
+# ' "${tmp_dir}/done-packages" | \
+# xargs -r grep -HF '' | \
+# sed '
+# s|^.*/||
+# s|\.builds:| |
+# ' | \
+# sort -u | \
+# sort -k2,2 > \
+# "${tmp_dir}/done-packages.builds"
+#
+# join -j 2 -o 1.1 \
+# "${tmp_dir}/done-packages.builds" \
+# "${tmp_dir}/keep-packages.depends" | \
+# sort -u > \
+# "${tmp_dir}/new-keep-packages"
+#
+# # "new" is only what has not been there before
+# cat "${tmp_dir}/keep-packages" "${tmp_dir}/keep-packages" "${tmp_dir}/new-keep-packages" | \
+# sort | \
+# uniq -u | \
+# sponge "${tmp_dir}/new-keep-packages"
+#
+# done
+#
+# # unlock build list
+#
+# rm -f "${build_list_lock_file}"
+# flock -u 9
+#
+# clean_up_lock_file() {
+# rm -rf --one-file-system "${tmp_dir}"
+# rm -f "${package_database_lock_file}"
+# }
+#
+# # calculate unstageable packages from keep_packages and done_packages
+#
+# done_packages=$(
+# cat \
+# "${tmp_dir}/keep-packages" \
+# "${tmp_dir}/keep-packages" \
+# "${tmp_dir}/done-packages" | \
+# sort | \
+# uniq -u
+# )
+#
+# # move packages in packages_to_stabilize from *testing/ to the stable repos
+#
+# # shellcheck disable=SC2046
+# move_packages $(
+#
+# for package in ${packages_to_stabilize}; do
+#
+# if [ -z "${package}" ]; then
+# continue
+# fi
+#
+# printf '%s/%s/%s\n' \
+# "${package}" \
+# "$(official_or_community "${package}" 'testing')" \
+# "$(repository_of_package "${package}")"
+#
+# done
+#
+# )
+#
+# # move packages from *staging to *testing
+#
+# # shellcheck disable=SC2046
+# move_packages $(
+#
+# for package in ${done_packages}; do
+#
+# if [ -z "${package}" ]; then
+# continue
+# fi
+#
+# printf '%s/%s/%s\n' \
+# "${package}" \
+# "$(official_or_community "${package}" 'staging')" \
+# "$(official_or_community "${package}" 'testing')"
+#
+# done
+#
+# )
+#
+# clean_up_lock_file