xref: /llvm-project/llvm/utils/release/merge-request.sh (revision a9191b55bb21c68e22198d90853ac25443b71810)
1# !/bin/bash
2#===-- merge-request.sh  ---------------------------------------------------===#
3#
4#                     The LLVM Compiler Infrastructure
5#
6# This file is distributed under the University of Illinois Open Source
7# License.
8#
9#===------------------------------------------------------------------------===#
10#
11# Submit a merge request to bugzilla.
12#
13#===------------------------------------------------------------------------===#
14
15dryrun=""
16stable_version=""
17revisions=""
18BUGZILLA_BIN=""
19BUGZILLA_CMD=""
20release_metabug=""
21bugzilla_product="new-bugs"
22bugzilla_component="new bugs"
23bugzilla_assigned_to=""
24bugzilla_user=""
25bugzilla_version=""
26bugzilla_url="https://bugs.llvm.org/xmlrpc.cgi"
27
28function usage() {
29  echo "usage: `basename $0` -user EMAIL -stable-version X.Y -r NUM"
30  echo ""
31  echo " -user EMAIL             Your email address for logging into bugzilla."
32  echo " -stable-version X.Y     The stable release version (e.g. 4.0, 5.0)."
33  echo " -r NUM                  Revision number to merge (e.g. 1234567)."
34  echo "                         This option can be specified multiple times."
35  echo " -bugzilla-bin PATH      Path to bugzilla binary (optional)."
36  echo " -assign-to EMAIL        Assign bug to user with EMAIL (optional)."
37  echo " -dry-run                Print commands instead of executing them."
38}
39
40while [ $# -gt 0 ]; do
41  case $1 in
42    -user)
43      shift
44      bugzilla_user="$1"
45      ;;
46    -stable-version)
47      shift
48      stable_version="$1"
49      ;;
50    -r)
51      shift
52      revisions="$revisions $1"
53      ;;
54    -project)
55      shift
56      project="$1"
57      ;;
58    -component)
59      shift
60      bugzilla_component="$1"
61      ;;
62    -bugzilla-bin)
63      shift
64      BUGZILLA_BIN="$1"
65      ;;
66    -assign-to)
67      shift
68      bugzilla_assigned_to="--assigned_to=$1"
69      ;;
70    -dry-run)
71      dryrun="echo"
72      ;;
73    -help | --help | -h | --h | -\? )
74      usage
75      exit 0
76      ;;
77    * )
78      echo "unknown option: $1"
79      usage
80      exit 1
81      ;;
82  esac
83  shift
84done
85
86if [ -z "$stable_version" ]; then
87  echo "error: no stable version specified"
88  exit 1
89fi
90
91case $stable_version in
92  4.0)
93    release_metabug="32061"
94    ;;
95  5.0)
96    release_metabug="34492"
97    ;;
98  *)
99    echo "error: invalid stable version"
100    exit 1
101esac
102bugzilla_version=$stable_version
103
104if [ -z "$revisions" ]; then
105  echo "error: no revisions specified"
106  exit 1
107fi
108
109if [ -z "$bugzilla_user" ]; then
110  echo "error: bugzilla username not specified."
111  exit 1
112fi
113
114if [ -z "$BUGZILLA_BIN" ]; then
115  BUGZILLA_BIN=`which bugzilla`
116  if [ $? -ne 0 ]; then
117    echo "error: could not find bugzilla executable."
118    echo "Make sure the bugzilla cli tool is installed on your system: "
119    echo "pip install python-bugzilla (recommended)"
120    echo ""
121    echo "Fedora: dnf install python-bugzilla"
122    echo "Ubuntu/Debian: apt-get install bugzilla-cli"
123    exit 1
124  fi
125fi
126
127BUGZILLA_MAJOR_VERSION=`$BUGZILLA_BIN --version 2>&1 | cut -d . -f 1`
128
129if [ $BUGZILLA_MAJOR_VERSION -eq 1 ]; then
130
131  echo "***************************** Error ** ********************************"
132  echo "You are using an older version of the bugzilla cli tool, which is not "
133  echo "supported.  You need to use bugzilla cli version 2.0.0 or higher:"
134  echo "***********************************************************************"
135  exit 1
136fi
137
138BUGZILLA_CMD="$BUGZILLA_BIN --bugzilla=$bugzilla_url"
139
140rev_string=""
141for r in $revisions; do
142  rev_string="$rev_string r$r"
143done
144
145echo "Checking for duplicate bugs..."
146
147check_duplicates=`$BUGZILLA_CMD query --blocked=$release_metabug --field="cf_fixed_by_commits=$rev_string"`
148
149if [ -n "$check_duplicates" ]; then
150  echo "Duplicate bug found:"
151  echo $check_duplicates
152  exit 1
153fi
154
155echo "Done"
156
157# Get short commit summary.  To avoid having a huge summary, we just
158# use the commit message for the first commit.
159commit_summary=''
160for r in $revisions; do
161  commit_msg=`svn log -r $r https://llvm.org/svn/llvm-project/`
162  if [ $? -ne 0 ]; then
163    echo "warning: failed to get commit message."
164    commit_msg=""
165  fi
166  break
167done
168
169if [ -n "$commit_msg" ]; then
170  commit_summary=`echo "$commit_msg" | sed '4q;d' | cut -c1-80`
171  commit_summary=" : ${commit_summary}"
172fi
173
174bug_summary="Merge${rev_string} into the $stable_version branch${commit_summary}"
175
176set -x
177
178# Login to bugzilla
179$BUGZILLA_CMD login $bugzilla_user
180
181bug_id=`${dryrun} $BUGZILLA_CMD --ensure-logged-in new \
182  -p "$bugzilla_product" \
183  -c "$bugzilla_component" --blocked=$release_metabug \
184  -o All --priority=P --arch All -v $bugzilla_version \
185  --field="cf_fixed_by_commits=$rev_string" \
186  --summary "${bug_summary}" \
187  -l "Is it OK to merge the following revision(s) to the $stable_version branch?" \
188  $bugzilla_assigned_to \
189  -i`
190
191if [ -n "$dryrun" ]; then
192  exit 0
193fi
194
195set +x
196
197if [ -z "$bug_id" ]; then
198  echo "Failed to create bug."
199  exit 1
200fi
201
202echo " Created new bug:"
203echo https://llvm.org/PR$bug_id
204
205# Add links to revisions
206for r in $revisions; do
207  $BUGZILLA_CMD --ensure-logged-in modify -l "https://reviews.llvm.org/rL$r" $bug_id
208done
209