utils: Add script for listing release blocker bugs

[hans]

Cool!

utils/release/list-merge-requests.sh

+# !/bin/bash
+#===-- list-merge-requests.sh  ---------------------------------------------===#
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License.
+#
+#===------------------------------------------------------------------------===#
+#
+# Helper routines for release scripts.
+#
+#===------------------------------------------------------------------------===#
+source release-helpers.sh
+
+BUGZILLA_BIN=`which bugzilla`
+bugzilla_url="https://bugs.llvm.org/xmlrpc.cgi"
+BUGZILLA_CMD="$BUGZILLA_BIN --bugzilla=$bugzilla_url"
+release_version=""
+list_all=0
+
+usage() {
+    echo "usage: `basename $0` -release x.y.z [OPTIONS]"
+    echo "  -release       Release version x.y.z"
+    echo "  -emails        Print the email addresses of bug assignees"
+    echo "  -list-all      List bugs that may be release blockers but don't "
+    echo "                 explictly block the metabug or may have been "
+    echo "                 accidently marked as resolved."
+}
+
+
+while [ $# -gt 0 ]; do
+  case $1 in
+    -release)
+      shift
+      release_version="$1"
+      ;;
+    -emails)
+      do_emails=1
+      ;;
+    -list-all)
+      list_all=1
+      ;;
+    *)
+      echo "unknown option: $1"
+      echo ""
+      usage
+      exit 1
+  esac
+  shift
+done
+
+set_release_metabug "$release_version"
+
+echo "Blocking Bugs:"
+echo ""
+base_query_string="$BUGZILLA_CMD query --blocked $release_metabug -s NEW,ASSIGNED,REOPENED"
+$base_query_string \
+  --outputformat "llvm.org/PR%{id}|%{assigned_to}|%{last_change_time}|%{summary}" \
+  | sort -t '|' -k 3 \
+  | column -s '|' -t \
+  | cut -c -130
+
+echo $bug_list
+
+
+if [ "$do_emails" = "1" ]; then
+  $BUGZILLA_CMD query --blocked $release_metabug -s NEW,ASSIGNED,REOPENED \
+    --outputformat "%{assigned_to}" | sort | uniq | paste -s -d ','
+  echo ""
+fi
+
+if [ "$list_all" = "1" ]; then
+  echo "Searching for potential blocker bugs..."
+  echo ""
+  bug_list=`$base_query_string --outputformat "PR%{id}"`
+  branch_log=''
+
+  stable_branch="release_`echo $release_version | cut -d . -f 1,2 | sed 's/\.//g'`"
+  for proj in llvm cfe lldb lld libcxx; do
+    branch_log=$branch_log`svn log --stop-on-copy https://llvm.org/svn/llvm-project/$proj/branches/$stable_branch --xml | grep 'revision="[0-9]\+"'`
+  done
+
+$BUGZILLA_CMD query --blocked $release_metabug \
+  --outputformat "%{id}|%{cf_fixed_by_commits}" | while read line
+do
+  fix_merged=0
+  for r in `echo $line | cut -d '|' -f 2`; do
+    rev_num=`echo $r | tail -c +2`
+    if echo $branch_log | grep -q $rev_num; then
+      fix_merged=1
+      break
+    fi
+  done
+
+  if [ "$fix_merged" = "0" ]; then
+    bug_id=`echo $line | cut -d '|' -f 1`
+    if echo $bug_list | grep -v -q $bug_id; then
+      echo "Possible missed bug: llvm.org/PR$bug_id"
+    fi
+  fi
+
+done
+fi

utils/release/release-helpers.sh

+# !/bin/bash
+#===-- release-helpers.sh  -------------------------------------------------===#
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License.
+#
+#===------------------------------------------------------------------------===#
+#
+# Helper routines for release scripts.
+#
+#===------------------------------------------------------------------------===#
+
+function set_release_metabug {
+  stable_version="$1"
+
+  case $stable_version in
+    4.0.1)
+      release_metabug="32061"
+      ;;
+    5.0.1)
+      release_metabug="34492"
+      ;;
+    6.0.1)
+      release_metabug="36649"
+      ;;
+    7.0.0)
+      release_metabug="38406"
+      ;;
+    *)
+      echo "error: invalid stable version: $stable_version"
+      exit 1
+  esac
+}