From 58fa076f7312c5cc6b879f462b785c11cec55cb5 Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Tue, 18 Jun 2019 13:22:26 +0200
Subject: lib/common-functions: update_blocked_packages_count() new to fill
 that column

---
 lib/common-functions | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)

(limited to 'lib/common-functions')

diff --git a/lib/common-functions b/lib/common-functions
index 873521d..5dd1c0d 100755
--- a/lib/common-functions
+++ b/lib/common-functions
@@ -947,3 +947,95 @@ apply_trunk_patch() {
     -type f \
     -exec cp '{}' "${source_dir}" \;
 }
+
+# update_blocked_packages_count
+# update the count how many packages are blocked by a build assignment
+update_blocked_packages_count() {
+  ( # new shell is intentional
+    temp_dir=$(mktemp -d 'tmp.sanity-check.XXXXXXXXXX' --tmpdir)
+    trap 'rm -rf --one-file-system "${temp_dir}"' EXIT
+    # shellcheck disable=SC2016
+    {
+      printf 'SELECT '
+      printf '`a_bp`.`build_assignment`,'
+      printf '`b_bp`.`build_assignment`'
+      printf ' FROM `binary_packages` AS `a_bp`'
+      mysql_join_binary_packages_binary_packages_in_repositories 'a_bp' 'a_bpir'
+      printf ' AND `a_bpir`.`repository`=%s' \
+        "${repository_ids__any_build_list}"
+      mysql_join_binary_packages_dependencies 'a_bp'
+      mysql_join_dependencies_dependency_types
+      printf ' AND `dependency_types`.`relevant_for_binary_packages`'
+      mysql_join_dependencies_install_target_providers_with_versions
+      mysql_join_install_target_providers_binary_packages '' 'b_bp'
+      mysql_join_binary_packages_binary_packages_in_repositories 'b_bp' 'b_bpir'
+      printf ' AND `a_bpir`.`repository`=%s' \
+        "${repository_ids__any_build_list}"
+      printf ' WHERE `a_bp`.`architecture`=`b_bp`.`architecture`'
+      printf ' OR `a_bp`.`architecture`=%s' \
+        "${architecture_ids__any}"
+      printf ' OR `b_bp`.`architecture`=%s' \
+        "${architecture_ids__any}"
+    } | \
+      mysql_run_query | \
+      tr '\t' ' ' | \
+      sort -u | \
+      sort -k1,1 > \
+      "${temp_dir}/links.new"
+    touch "${temp_dir}/links.1" "${temp_dir}/links.2"
+    # new links (sorted by 1st column); old links (sorted by 1st / 2nd column)
+    while [ -s "${temp_dir}/links.new" ]; do
+      cat "${temp_dir}/links.1" "${temp_dir}/links.new" | \
+        sort -k2,2 > \
+        "${temp_dir}/links.2"
+      sort -k1,1 "${temp_dir}/links.2" > \
+        "${temp_dir}/links.1"
+      duplicates=$(
+        uniq -d "${temp_dir}/links.1"
+      )
+      if [ -n "${duplicates}" ]; then
+        >&2 echo 'internal error: there are %s duplicate links' \
+          "$(
+            printf '%s\n' "${duplicates}" | \
+              wc -l
+          )"
+        exit 42
+      fi
+      {
+        {
+          join -1 2 -2 1 -o 1.1,2.2 "${temp_dir}/links.2" "${temp_dir}/links.new"
+          sort -k2,2 "${temp_dir}/links.new" | \
+            join -1 2 -2 1 -o 1.1,2.2 - "${temp_dir}/links.1"
+          sort -k2,2 "${temp_dir}/links.new" | \
+            join -1 2 -2 1 -o 1.1,2.2 - "${temp_dir}/links.new"
+        } | \
+          sort -u
+        sed 'p' "${temp_dir}/links.1"
+      } | \
+        sort | \
+        uniq -u | \
+        sort -k1,1 | \
+        sponge "${temp_dir}/links.new"
+    done
+    cut -d' ' -f1 "${temp_dir}/links.1" | \
+      uniq -c | \
+      sed 's/^\s\+//' | \
+      tr ' ' '\t' > \
+      "${temp_dir}/link-counts"
+    # shellcheck disable=SC2016
+    {
+      printf 'CREATE TEMPORARY TABLE `lc` ('
+        printf '`count` MEDIUMINT,'
+        printf '`ba_id` BIGINT,'
+        printf 'PRIMARY KEY (`ba_id`)'
+      printf ');\n'
+      printf 'LOAD DATA LOCAL INFILE "%s" INTO TABLE `lc`(`count`,`ba_id`);\n' \
+        "${temp_dir}/link-counts"
+      printf 'UPDATE `build_assignments`'
+      printf ' LEFT JOIN `lc`'
+      printf ' ON `build_assignments`.`id`=`lc`.`ba_id`'
+      printf ' SET `build_assignments`.`currently_blocking`=`lc`.`count`;\n'
+    } | \
+      mysql_run_query
+  )
+}
-- 
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