From 4eaa10dc059e9708960d6e93cd9ee588762fe10c Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Thu, 28 Jun 2018 11:59:43 +0200
Subject: bin/delete-packages: enable deleting of build-support packages

---
 bin/delete-packages | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 52 insertions(+), 2 deletions(-)

(limited to 'bin/delete-packages')

diff --git a/bin/delete-packages b/bin/delete-packages
index 8c515c2..cf151fa 100755
--- a/bin/delete-packages
+++ b/bin/delete-packages
@@ -21,8 +21,12 @@ usage() {
   >&2 echo ' delete obsolete binary packages.'
   >&2 echo ''
   >&2 echo 'possible options:'
+  >&2 echo '  -b|--build-support $package-list:'
+  >&2 echo '    Only delete the matching packages from [build-support].'
+  >&2 echo '    conflicts -f; only accepted once'
   >&2 echo '  -f|--force $id:'
   >&2 echo '    Only delete the selected packages - but delete in any case.'
+  >&2 echo '    conflicts -b'
   >&2 echo '  -h|--help:'
   >&2 echo '    Show this help and exit.'
   >&2 echo '  -i|--ignore-insanity:'
@@ -35,7 +39,8 @@ usage() {
 }
 
 eval set -- "$(
-  getopt -o f:hinw \
+  getopt -o b:f:hinw \
+    --long build-support: \
     --long force: \
     --long help \
     --long ignore-insanity \
@@ -46,6 +51,7 @@ eval set -- "$(
 )"
 
 block_flag='-n'
+build_support=''
 force_ids=''
 ignore_insanity=false
 no_action=false
@@ -53,6 +59,14 @@ no_action=false
 while true
 do
   case "$1" in
+    -b|--build-support)
+      if [ -n "${build_support}" ]; then
+        >&2 printf 'Option given multiple times: %s\n' "$1"
+        usage
+      fi
+      shift
+      build_support="$1"
+    ;;
     -f|--force)
       shift
       force_ids="${force_ids} $1"
@@ -81,6 +95,12 @@ do
   shift
 done
 
+if [ -n "${build_support}" ] && \
+  [ -n "${force_ids}" ]; then
+  >&2 echo 'Conflicting flags: -b & -f.'
+  usage
+fi
+
 if [ -s "${work_dir}/build-master-sanity" ]; then
   >&2 echo 'Build master is not sane.'
   if ! ${ignore_insanity}; then
@@ -131,6 +151,23 @@ export TMPDIR="${tmp_dir}"
         s/$/")),/
         $ s/,$/;/
       '
+  elif [ -n "${build_support}" ]; then
+    printf ' SELECT DISTINCT `binary_packages_in_repositories`.`id`'
+    printf ' FROM `binary_packages_in_repositories`'
+    mysql_join_binary_packages_in_repositories_binary_packages
+    mysql_join_binary_packages_in_repositories_repositories
+    mysql_join_binary_packages_architectures
+    mysql_join_repositories_architectures '' 'r_a'
+    printf ' WHERE `repositories`.`name`="build-support"'
+    printf ' AND CONCAT(`r_a`.`name`," ",'
+    mysql_package_name_query
+    printf ') IN ('
+    base64_encode_each < "${build_support}" | \
+      sed '
+        s/^/from_base64("/
+        s/$/"),/
+        $ s/,$/);/
+      '
   else
     printf ' SELECT DISTINCT `binary_packages_in_repositories`.`id`'
     printf ' FROM `binary_packages_in_repositories`'
@@ -314,7 +351,20 @@ fi
   printf 'LOAD DATA LOCAL INFILE "%s" INTO TABLE `bpir_to_delete`;\n' \
     "${tmp_dir}/package-in-repository-ids"
 
-  printf 'UPDATE `binary_packages_in_repositories` '
+  printf 'DELETE `binary_packages_in_repositories`'
+  printf ' FROM `binary_packages_in_repositories`'
+  printf ' JOIN `bpir_to_delete` ON `bpir_to_delete`.`id`=`binary_packages_in_repositories`.`id`'
+  mysql_join_binary_packages_in_repositories_repositories
+  printf ' WHERE `repositories`.`name`="build-support";\n'
+
+  printf 'DELETE `binary_packages`'
+  printf ' FROM `binary_packages`'
+  printf ' WHERE NOT EXISTS ('
+    printf 'SELECT 1 FROM `binary_packages_in_repositories`'
+    printf ' WHERE `binary_packages_in_repositories`.`package`=`binary_packages`.`id`'
+  printf ');\n'
+
+  printf 'UPDATE `binary_packages_in_repositories`'
   printf ' JOIN `bpir_to_delete` ON `bpir_to_delete`.`id`=`binary_packages_in_repositories`.`id`'
   # shellcheck disable=SC2154
   printf ' SET `binary_packages_in_repositories`.`repository`=%s;\n' \
-- 
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