Add a release script to generate the announce email

Copied from Xorg/util/modular, the license should not be an issue
here.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Benjamin Tissoires
2016-09-30 11:52:35 +02:00
committed by Peter Hutterer
parent 89de42ad8e
commit d831d6e515

606
release.sh Executable file
View File

@@ -0,0 +1,606 @@
#!/bin/bash
#
# Generate the announce template
#
# Completely copy/paste of Xorg/util/modular/release.sh:
#
# Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice (including the next
# paragraph) shall be included in all copies or substantial portions of the
# Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
export LC_ALL=C
#------------------------------------------------------------------------------
# Function: check_local_changes
#------------------------------------------------------------------------------
#
check_local_changes() {
git diff --quiet HEAD > /dev/null 2>&1
if [ $? -ne 0 ]; then
echo ""
echo "Uncommitted changes found. Did you forget to commit? Aborting."
echo ""
echo "You can perform a 'git stash' to save your local changes and"
echo "a 'git stash apply' to recover them after the tarball release."
echo "Make sure to rebuild and run 'make distcheck' again."
echo ""
echo "Alternatively, you can clone the module in another directory"
echo "and run ./configure. No need to build if testing was finished."
echo ""
return 1
fi
return 0
}
#------------------------------------------------------------------------------
# Function: check_option_args
#------------------------------------------------------------------------------
#
# perform sanity checks on cmdline args which require arguments
# arguments:
# $1 - the option being examined
# $2 - the argument to the option
# returns:
# if it returns, everything is good
# otherwise it exit's
check_option_args() {
option=$1
arg=$2
# check for an argument
if [ x"$arg" = x ]; then
echo ""
echo "Error: the '$option' option is missing its required argument."
echo ""
usage
exit 1
fi
# does the argument look like an option?
echo $arg | $GREP "^-" > /dev/null
if [ $? -eq 0 ]; then
echo ""
echo "Error: the argument '$arg' of option '$option' looks like an option itself."
echo ""
usage
exit 1
fi
}
#------------------------------------------------------------------------------
# Function: check_modules_specification
#------------------------------------------------------------------------------
#
check_modules_specification() {
if [ x"$MODFILE" = x ]; then
if [ x"${INPUT_MODULES}" = x ]; then
echo ""
echo "Error: no modules specified (blank command line)."
usage
exit 1
fi
fi
}
#------------------------------------------------------------------------------
# Function: generate_announce
#------------------------------------------------------------------------------
#
generate_announce()
{
cat <<RELEASE
Subject: [ANNOUNCE] $pkg_name $pkg_version
To: $list_to
Cc: $list_cc
libratbag $tag_name is out.
The list of interesting changes are:
See the full log at the end if you are interested in the details.
`git log --no-merges "$tag_range" | git shortlog`
git tag: $tag_name
RELEASE
for tarball in $tarbz2 $targz $tarxz; do
cat <<RELEASE
The libratbag project does not generate tarballs for releases, you can
grab one directly from github:
https://github.com/libratbag/libratbag/archive/$tag_name/$tarball
RELEASE
done
}
#------------------------------------------------------------------------------
# Function: read_modfile
#------------------------------------------------------------------------------
#
# Read the module names from the file and set a variable to hold them
# This will be the same interface as cmd line supplied modules
#
read_modfile() {
if [ x"$MODFILE" != x ]; then
# Make sure the file is sane
if [ ! -r "$MODFILE" ]; then
echo "Error: module file '$MODFILE' is not readable or does not exist."
exit 1
fi
# read from input file, skipping blank and comment lines
while read line; do
# skip blank lines
if [ x"$line" = x ]; then
continue
fi
# skip comment lines
if echo "$line" | $GREP -q "^#" ; then
continue;
fi
INPUT_MODULES="$INPUT_MODULES $line"
done <"$MODFILE"
fi
return 0
}
#------------------------------------------------------------------------------
# Function: print_epilog
#------------------------------------------------------------------------------
#
print_epilog() {
epilog="======== Successful Completion"
if [ x"$NO_QUIT" != x ]; then
if [ x"$failed_modules" != x ]; then
epilog="======== Partial Completion"
fi
elif [ x"$failed_modules" != x ]; then
epilog="======== Stopped on Error"
fi
echo ""
echo "$epilog `date`"
# Report about modules that failed for one reason or another
if [ x"$failed_modules" != x ]; then
echo " List of failed modules:"
for mod in $failed_modules; do
echo " $mod"
done
echo "========"
echo ""
fi
}
#------------------------------------------------------------------------------
# Function: process_modules
#------------------------------------------------------------------------------
#
# Loop through each module to release
# Exit on error if --no-quit was not specified
#
process_modules() {
for MODULE_RPATH in ${INPUT_MODULES}; do
if ! process_module ; then
echo "Error: processing module \"$MODULE_RPATH\" failed."
failed_modules="$failed_modules $MODULE_RPATH"
if [ x"$NO_QUIT" = x ]; then
print_epilog
exit 1
fi
fi
done
}
#------------------------------------------------------------------------------
# Function: get_section
#------------------------------------------------------------------------------
# Code 'return 0' on success
# Code 'return 1' on error
# Sets global variable $section
get_section() {
local module_url
local full_module_url
# Obtain the git url in order to find the section to which this module belongs
full_module_url=`git config --get remote.$remote_name.url | sed 's:\.git$::'`
if [ $? -ne 0 ]; then
echo "Error: unable to obtain git url for remote \"$remote_name\"."
return 1
fi
# The last part of the git url will tell us the section. Look for xorg first
echo "$full_module_url"
module_url=`echo "$full_module_url" | $GREP -o "libratbag/.*"`
if [ $? -eq 0 ]; then
module_url=`echo $module_url | cut -d'/' -f2,3`
else
echo "Error: unable to locate a valid project url from \"$full_module_url\"."
echo "Cannot establish url as one of libratbag"
cd $top_src
return 1
fi
# Find the section (subdirs) where the tarballs are to be uploaded
# The module relative path can be app/xfs, xserver, or mesa/drm for example
section=`echo $module_url | cut -d'/' -f1`
if [ $? -ne 0 ]; then
echo "Error: unable to extract section from $module_url first field."
return 1
fi
return 0
}
#------------------------------------------------------------------------------
# Function: process_module
#------------------------------------------------------------------------------
# Code 'return 0' on success to process the next module
# Code 'return 1' on error to process next module if invoked with --no-quit
#
process_module() {
top_src=`pwd`
echo ""
echo "======== Processing \"$top_src/$MODULE_RPATH\""
# This is the location where the script has been invoked
if [ ! -d $MODULE_RPATH ] ; then
echo "Error: $MODULE_RPATH cannot be found under $top_src."
return 1
fi
# Change directory to be in the git module
cd $MODULE_RPATH
if [ $? -ne 0 ]; then
echo "Error: failed to cd to $MODULE_RPATH."
return 1
fi
# ----- Now in the git module *root* directory ----- #
# Check that this is indeed a git module
if [ ! -d .git ]; then
echo "Error: there is no git module here: `pwd`"
return 1
fi
# Change directory to be in the git build directory (could be out-of-source)
# More than one can be found when distcheck has run and failed
configNum=`find . -name config.status -type f | wc -l | sed 's:^ *::'`
if [ $? -ne 0 ]; then
echo "Error: failed to locate config.status."
echo "Has the module been configured?"
return 1
fi
if [ x"$configNum" = x0 ]; then
echo "Error: failed to locate config.status, has the module been configured?"
return 1
fi
if [ x"$configNum" != x1 ]; then
echo "Error: more than one config.status file was found,"
echo " clean-up previously failed attempts at distcheck"
return 1
fi
status_file=`find . -name config.status -type f`
if [ $? -ne 0 ]; then
echo "Error: failed to locate config.status."
echo "Has the module been configured?"
return 1
fi
build_dir=`dirname $status_file`
cd $build_dir
if [ $? -ne 0 ]; then
echo "Error: failed to cd to $MODULE_RPATH/$build_dir."
cd $top_src
return 1
fi
# ----- Now in the git module *build* directory ----- #
# Check for uncommitted/queued changes.
check_local_changes
if [ $? -ne 0 ]; then
cd $top_src
return 1
fi
# Determine what is the current branch and the remote name
current_branch=`git branch | $GREP "\*" | sed -e "s/\* //"`
remote_name=`git config --get branch.$current_branch.remote`
remote_branch=`git config --get branch.$current_branch.merge | cut -d'/' -f3,4`
remote_url_root="https://github.com/libratbag/libratbag/archive"
echo "Info: working off the \"$current_branch\" branch tracking the remote \"$remote_name/$remote_branch\"."
# Obtain the section
get_section
if [ $? -ne 0 ]; then
cd $top_src
return 1
fi
# Run 'make dist/distcheck' to ensure the tarball matches the git module content
# Important to run make dist/distcheck before looking in Makefile, may need to reconfigure
echo "Info: running \"make $MAKE_DIST_CMD\" to create tarballs:"
${MAKE} $MAKEFLAGS $MAKE_DIST_CMD > /dev/null
if [ $? -ne 0 ]; then
echo "Error: \"$MAKE $MAKEFLAGS $MAKE_DIST_CMD\" failed."
cd $top_src
return 1
fi
# Find out the tarname from the makefile
pkg_name=`$GREP '^PACKAGE = ' Makefile | sed 's|PACKAGE = ||'`
pkg_version=`$GREP '^VERSION = ' Makefile | sed 's|VERSION = ||'`
tar_name="$pkg_name-$pkg_version"
targz=$tar_name.tar.gz
tag_name=$(echo "v$pkg_version" | sed 's|.0$||')
# Now get the tarballs from github directly to compute their checksum
remote_targz_url=$remote_url_root/$tag_name/$targz
echo "downloading the tarbal from $remote_targz_url"
curl $remote_targz_url > $targz
# Obtain the top commit SHA which should be the version bump
# It should not have been tagged yet (the script will do it later)
local_top_commit_sha=`git rev-list --max-count=1 HEAD`
if [ $? -ne 0 ]; then
echo "Error: unable to obtain the local top commit id."
cd $top_src
return 1
fi
# Check that the top commit looks like a version bump
git diff --unified=0 HEAD^ | $GREP -F $pkg_version >/dev/null 2>&1
if [ $? -ne 0 ]; then
# Wayland repos use m4_define([wayland_major_version], [0])
git diff --unified=0 HEAD^ | $GREP -E "(major|minor|micro)_version" >/dev/null 2>&1
if [ $? -ne 0 ]; then
echo "Error: the local top commit does not look like a version bump."
echo " the diff does not contain the string \"$pkg_version\"."
local_top_commit_descr=`git log --oneline --max-count=1 $local_top_commit_sha`
echo " the local top commit is: \"$local_top_commit_descr\""
cd $top_src
return 1
fi
fi
# Check that the top commit has been pushed to remote
remote_top_commit_sha=`git rev-list --max-count=1 $remote_name/$remote_branch`
if [ $? -ne 0 ]; then
echo "Error: unable to obtain top commit from the remote repository."
cd $top_src
return 1
fi
if [ x"$remote_top_commit_sha" != x"$local_top_commit_sha" ]; then
echo "Error: the local top commit has not been pushed to the remote."
local_top_commit_descr=`git log --oneline --max-count=1 $local_top_commit_sha`
echo " the local top commit is: \"$local_top_commit_descr\""
cd $top_src
return 1
fi
# If a tag exists with the the tar name, ensure it is tagging the top commit
# It may happen if the version set in configure.ac has been previously released
tagged_commit_sha=`git rev-list --max-count=1 $tag_name 2>/dev/null`
if [ $? -eq 0 ]; then
# Check if the tag is pointing to the top commit
if [ x"$tagged_commit_sha" != x"$remote_top_commit_sha" ]; then
echo "Error: the \"$tag_name\" already exists."
echo " this tag is not tagging the top commit."
remote_top_commit_descr=`git log --oneline --max-count=1 $remote_top_commit_sha`
echo " the top commit is: \"$remote_top_commit_descr\""
local_tag_commit_descr=`git log --oneline --max-count=1 $tagged_commit_sha`
echo " tag \"$tag_name\" is tagging some other commit: \"$local_tag_commit_descr\""
cd $top_src
return 1
else
echo "Info: module already tagged with \"$tag_name\"."
fi
else
# Tag the top commit with the tar name
if [ x"$DRY_RUN" = x ]; then
git tag -s -m $tag_name $tag_name
if [ $? -ne 0 ]; then
echo "Error: unable to tag module with \"$tag_name\"."
cd $top_src
return 1
else
echo "Info: module tagged with \"$tag_name\"."
fi
else
echo "Info: skipping the commit tagging in dry-run mode."
fi
fi
# Mailing lists where to post the all [Announce] e-mails
list_to="input-tools@lists.freedesktop.org"
# Pushing the top commit tag to the remote repository
if [ x$DRY_RUN = x ]; then
echo "Info: pushing tag \"$tag_name\" to remote \"$remote_name\":"
git push $remote_name $tag_name
if [ $? -ne 0 ]; then
echo "Error: unable to push tag \"$tag_name\" to the remote repository."
echo " it is recommended you fix this manually and not run the script again"
cd $top_src
return 1
fi
else
echo "Info: skipped pushing tag \"$tag_name\" to the remote repository in dry-run mode."
fi
# --------- Generate the announce e-mail ------------------
# Failing to generate the announce is not considered a fatal error
# Git-describe returns only "the most recent tag", it may not be the expected one
# However, we only use it for the commit history which will be the same anyway.
tag_previous=`git describe --abbrev=0 HEAD^ 2>/dev/null`
# Git fails with rc=128 if no tags can be found prior to HEAD^
if [ $? -ne 0 ]; then
if [ $? -ne 0 ]; then
echo "Warning: unable to find a previous tag."
echo " perhaps a first release on this branch."
echo " Please check the commit history in the announce."
fi
fi
if [ x"$tag_previous" != x ]; then
# The top commit may not have been tagged in dry-run mode. Use commit.
tag_range=$tag_previous..$local_top_commit_sha
else
tag_range=$tag_name
fi
generate_announce > "$tar_name.announce"
echo "Info: [ANNOUNCE] template generated in \"$tar_name.announce\" file."
echo " Please pgp sign and send it."
# --------- Successful completion --------------------------
cd $top_src
return 0
}
#------------------------------------------------------------------------------
# Function: usage
#------------------------------------------------------------------------------
# Displays the script usage and exits successfully
#
usage() {
basename="`expr "//$0" : '.*/\([^/]*\)'`"
cat <<HELP
Usage: $basename [options] path...
Where "path" is a relative path to a git module, including '.'.
Options:
--dist make 'dist' instead of 'distcheck'; use with caution
--distcheck Default, ignored for compatibility
--dry-run Does everything except tagging and uploading tarballs
--force Force overwriting an existing release
--help Display this help and exit successfully
--no-quit Do not quit after error; just print error message
Environment variables defined by the "make" program and used by release.sh:
MAKE The name of the make command [make]
MAKEFLAGS: Options to pass to all \$(MAKE) invocations
HELP
}
#------------------------------------------------------------------------------
# Script main line
#------------------------------------------------------------------------------
#
# Choose which make program to use (could be gmake)
MAKE=${MAKE:="make"}
# Choose which grep program to use (on Solaris, must be gnu grep)
if [ "x$GREP" = "x" ] ; then
if [ -x /usr/gnu/bin/grep ] ; then
GREP=/usr/gnu/bin/grep
else
GREP=grep
fi
fi
# Set the default make tarball creation command
MAKE_DIST_CMD=distcheck
# Process command line args
while [ $# != 0 ]
do
case $1 in
# Use 'dist' rather than 'distcheck' to create tarballs
# You really only want to do this if you're releasing a module you can't
# possibly build-test. Please consider carefully the wisdom of doing so.
--dist)
MAKE_DIST_CMD=dist
;;
# Use 'distcheck' to create tarballs
--distcheck)
MAKE_DIST_CMD=distcheck
;;
# Does everything except uploading tarball
--dry-run)
DRY_RUN=yes
;;
# Force overwriting an existing release
# Use only if nothing changed in the git repo
--force)
FORCE=yes
;;
# Display this help and exit successfully
--help)
usage
exit 0
;;
# Do not quit after error; just print error message
--no-quit)
NO_QUIT=yes
;;
--*)
echo ""
echo "Error: unknown option: $1"
echo ""
usage
exit 1
;;
-*)
echo ""
echo "Error: unknown option: $1"
echo ""
usage
exit 1
;;
*)
if [ x"${MODFILE}" != x ]; then
echo ""
echo "Error: specifying both modules and --modfile is not permitted"
echo ""
usage
exit 1
fi
INPUT_MODULES="${INPUT_MODULES} $1"
;;
esac
shift
done
# If no modules specified (blank cmd line) display help
check_modules_specification
# Read the module file and normalize input in INPUT_MODULES
read_modfile
# Loop through each module to release
# Exit on error if --no-quit no specified
process_modules
# Print the epilog with final status
print_epilog