From 5519d7ca9517263875bbb475da42b757712fb5d5 Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Thu, 24 Jan 2019 14:58:36 +0100
Subject: bin/cleanup: only keep 1 log instead of 10

---
 bin/cleanup | 49 +++++++++++++++++++------------------------------
 1 file changed, 19 insertions(+), 30 deletions(-)

(limited to 'bin/cleanup')

diff --git a/bin/cleanup b/bin/cleanup
index 206b84c..57c4e07 100755
--- a/bin/cleanup
+++ b/bin/cleanup
@@ -19,41 +19,30 @@ if [ -s "${work_dir}/build-master-sanity" ]; then
   exit
 fi
 
-# only keep 10 newest logs per failed package and fail_reason
+# only keep newest logs per failed package and fail_reason
 
 # shellcheck disable=SC2016
 {
-  printf 'SELECT'
-  printf ' CONCAT(`failed_builds`.`reason`,"-",`failed_builds`.`build_assignment`),'
-  printf '`failed_builds`.`id`,'
-  printf '`failed_builds`.`log_file`'
+  printf 'DELETE `failed_builds`'
   printf ' FROM `failed_builds`'
-  printf ' WHERE `log_file_exists`'
-  printf ' ORDER BY'
-  printf ' `failed_builds`.`reason`,'
-  printf '`failed_builds`.`build_assignment`,'
-  printf '`failed_builds`.`date` DESC;\n'
+  printf ' LEFT JOIN ('
+    printf 'SELECT'
+    printf ' `failed_builds`.`reason`,'
+    printf '`failed_builds`.`build_assignment`,'
+    printf ' MAX(`failed_builds`.`date`) AS `max_date`'
+    printf ' FROM `failed_builds`'
+    printf ' GROUP BY CONCAT(`failed_builds`.`reason`,"-",`failed_builds`.`build_assignment`)'
+  printf ') AS `last_log_q`'
+  printf ' AND `last_log_q`.`%s`=`failed_builds`.`%s`' \
+    'max_date' 'date' \
+    'reason' 'reason' \
+    'build_assignment' 'build_assignment' \
+    | sed '
+      s/^ AND / ON /
+    '
+  printf ' WHERE `last_log_q`.`reason` IS NULL;\n'
+
 } | \
-  mysql_run_query | \
-  {
-    count=0
-    old_group=''
-    while read -r group id log_file; do
-      if [ "${group}" != "${old_group}" ]; then
-        count=0
-        old_group="${group}"
-      fi
-      if [ ${count} -ge 10 ]; then
-        rm "${build_log_directory}/error/${log_file}"
-        printf '%s,' "${id}"
-      fi
-      count=$((count+1))
-    done
-  } | \
-  sed '
-    s/,$/);\n/
-    s/^/DELETE FROM `failed_builds` WHERE `failed_builds`.`id` IN (/
-  ' | \
   mysql_run_query
 
 # remove logs where package is not broken/locked anymore
-- 
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