release.sh 8.3 KB
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#!/bin/bash
#
# Builds release tarballs of Mahara at the given version, ready for
# distribution
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#
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# If you're doing a release which has security fixes, add the names
# of the patches to the end of the command line, and the script will
# apply the patches before committing the version bumps and editing
# the changelog.
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#
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set -e


print_usage() {
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    echo "Usage is $0 [version] [branch] [<patchfile>...]"
    echo "e.g. $0 1.3.5 1.3_STABLE ~/patches/0001-Add-foo-to-bar.patch ~/patches/0002-Fix-big-security-hole.patch"
    echo "e.g. $0 1.2.8 1.2_STABLE"
    echo "Patches should be created with git format-patch"
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}

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if [ $# -lt 2 ]; then
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    print_usage
    exit 1
fi

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# Check for git gpg lp-project-upload

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if [ ! -x /usr/bin/gpg ] ; then
  echo "You need to install gpg: apt-get install gnupg"
  exit 1
fi

if [ ! -x /usr/bin/git ] ; then
  echo "You need to install git: apt-get install git-core"
  exit 1
fi

if [ ! -x /usr/bin/lp-project-upload ] ; then
  echo "You need to install lp-project-upload: apt-get install ubuntu-dev-tools"
  exit 1
fi

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if [ ! -x /usr/bin/m4 ] ; then
  echo "You need to install m4: apt-get install m4"
  exit 1
fi

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GIT_MAJOR=`git --version | cut -d' ' -f 3 | cut -d'.' -f 1`
GIT_MINOR=`git --version | cut -d' ' -f 3 | cut -d'.' -f 2`

if [ $GIT_MAJOR -lt 1 ] || [ $GIT_MAJOR == 1 -a $GIT_MINOR -lt 6 ] ; then
  echo "Your version of git is too old. Install git 1.6."
  exit 1
fi

# Check all parameters

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VERSION=$1
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MAJOR=${VERSION%.*}
REST=${VERSION##*.}
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MINOR=${REST%%[a-z]*}
MICRO=`echo ${REST} | sed 's/^[0-9]*//g'`
MICROA=`echo ${MICRO} | sed 's/[^a-z]//g'`
MICROB=`echo ${MICRO} | sed 's/[a-z]//g'`

BRANCH=$2
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BUILDDIR="/tmp/mahara/tarballs"
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CURRENTDIR="`pwd`"
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SCRIPTDIR=$( readlink -f -- "${0%/*}" )
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if [ -z "${MAJOR}" ] || [ -z "${MINOR}" ]; then
    print_usage
    exit 1
fi

if [ -d ${BUILDDIR} ]; then
    rm -rf ${BUILDDIR}
fi

mkdir -p ${BUILDDIR}/mahara
pushd ${BUILDDIR}/mahara



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# Main Mahara repo to pull from
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PUBLIC="git@gitorious.org:mahara/mahara.git"
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echo "Cloning public repository ${PUBLIC} in ${BUILDDIR}/mahara"
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git init
git remote add -t ${BRANCH} mahara ${PUBLIC}
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git fetch mahara
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git checkout -b ${BRANCH} mahara/${BRANCH}
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# Apply patch files named on command line
patch=3
while [ $patch -le $# ]; do
    git am ${!patch}
    patch=$((patch+1))
done
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# Edit ChangeLog
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if [ -z "${MICRO}" ] && [ ! -f "ChangeLog" ]; then
    echo "The ChangeLog file is missing and this is a stable release. Create an empty file called ChangeLog and commit it."
    exit 1
fi
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RELEASE="${MAJOR}.${MINOR}${MICRO}"

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echo -e "#\n# Please add a description of the major changes in this release, one per line.\n# Don't put a dash or asterisk at the front of each line, they'll get added automatically.\n# Also, don't leave any blank lines at the bottom of this file.\n#\n" > ${CURRENTDIR}/ChangeLog.temp
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sensible-editor ${CURRENTDIR}/ChangeLog.temp
grep -v "^#" ${CURRENTDIR}/ChangeLog.temp > ${CURRENTDIR}/changes.temp

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if [ -f "ChangeLog" ]; then
    cp ChangeLog ChangeLog.back
    echo "$RELEASE (`date +%Y-%m-%d`)" > ChangeLog
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    sed 's/^/- /g' ${CURRENTDIR}/changes.temp >> ChangeLog
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    echo >> ChangeLog
    cat ChangeLog.back >> ChangeLog
    git add ChangeLog
fi




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# Add a version bump commit for the release
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VERSIONFILE=htdocs/lib/version.php

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# If there's no 'micro' part of the version number, assume it's a stable release, and
# bump version by 1.  If it's an unstable release, use 
if [ -z "${MICRO}" ]; then
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    OLDVERSION=$(perl -n -e 'print if s/^\$config->version = (\d{10}).*/$1/' < ${VERSIONFILE})
    NEWVERSION=$(( ${OLDVERSION} + 1 ))
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else
    NEWVERSION=`date +%Y%m%d`00
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fi

sed "s/\$config->version = [0-9]\{10\};/\$config->version = $NEWVERSION;/" ${VERSIONFILE} > ${VERSIONFILE}.temp
sed "s/\$config->release = .*/\$config->release = '$RELEASE';/" ${VERSIONFILE}.temp > ${VERSIONFILE}

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echo
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git add ${VERSIONFILE}
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git commit -s -m "Version bump for $RELEASE"
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# Tag the version bump commit
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LASTTAG=`git describe --abbrev=0`
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RELEASETAG="`echo $RELEASE | tr '[:lower:]' '[:upper:]'`_RELEASE"
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echo -e "\nTag new version bump commit as '$RELEASETAG'"
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git tag -s ${RELEASETAG} -m "$RELEASE release"



# Create tarballs
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echo "Creating mahara-${RELEASE}.tar.gz"
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git archive --format=tar --prefix=mahara-${VERSION}/ ${RELEASETAG} | gzip -9 > ${CURRENTDIR}/mahara-${RELEASE}.tar.gz
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echo "Creating mahara-${RELEASE}.tar.bz2"
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git archive --format=tar --prefix=mahara-${VERSION}/ ${RELEASETAG} | bzip2 -9 > ${CURRENTDIR}/mahara-${RELEASE}.tar.bz2
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echo "Creating mahara-${RELEASE}.zip"
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git archive --format=zip --prefix=mahara-${VERSION}/ -9 ${RELEASETAG} > ${CURRENTDIR}/mahara-${RELEASE}.zip
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# Save git changelog
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if [ -n "${LASTTAG}" ] ; then
    echo "Getting changelog from previous tag ${LASTTAG}"
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    git log --pretty=format:"%s" --no-color --no-merges ${LASTTAG}..${RELEASETAG} > ${CURRENTDIR}/${RELEASETAG}.cl
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else
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    git log --pretty=format:"%s" --no-color --no-merges ${RELEASETAG} > ${CURRENTDIR}/${RELEASETAG}.cl
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fi
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OLDRELEASE=${LASTTAG%_RELEASE}
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# Prepare eduforge release notes

TMP_M4_FILE=/tmp/mahara-releasnotes.m4.tmp
echo "changecom" > $TMP_M4_FILE
echo "define(\`__RELEASE__',\`${RELEASE}')dnl" >> $TMP_M4_FILE
echo "define(\`__OLDRELEASE__',\`${OLDRELEASE}')dnl" >> $TMP_M4_FILE
echo "define(\`__MAJOR__',\`${MAJOR}')dnl" >> $TMP_M4_FILE
sed 's/^/ * /g' ${CURRENTDIR}/changes.temp >> ${CURRENTDIR}/changes.eduforge.temp
echo "define(\`__CHANGES__',\`include(\`${CURRENTDIR}/changes.eduforge.temp')')dnl" >> $TMP_M4_FILE

if [ -z "${MICRO}" ]; then
    TEMPLATE=releasenotes.stable.template
else
    TEMPLATE=releasenotes.${MICROA}.template
fi

m4 ${TMP_M4_FILE} ${SCRIPTDIR}/${TEMPLATE} > ${CURRENTDIR}/releasenotes-${RELEASE}.txt



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# Second version bump for post-release

NEWVERSION=$(( ${NEWVERSION} + 1 ))
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if [ -z "${MICRO}" ]; then
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    NEWRELEASE="${MAJOR}.$(( ${MINOR} + 1 ))testing"
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else
    NEWRELEASE="${MAJOR}.${MINOR}${MICROA}$(( ${MICROB} + 1 ))dev"
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fi

sed "s/\$config->version = [0-9]\{10\};/\$config->version = $NEWVERSION;/" ${VERSIONFILE} > ${VERSIONFILE}.temp
sed "s/\$config->release = .*/\$config->release = '$NEWRELEASE';/" ${VERSIONFILE}.temp > ${VERSIONFILE}

git add ${VERSIONFILE}
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git commit -s -m "Version bump for $NEWRELEASE"
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# Add gerrit repo, for pushing the new security patches, version bump & changelog commits
GERRIT="ssh://reviews.mahara.org:29418/mahara"
git remote add gerrit ${GERRIT}


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# Output commands to push to the remote repository and clean up

CLEANUPSCRIPT=release-${RELEASE}-cleanup.sh
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echo > ${CURRENTDIR}/${CLEANUPSCRIPT}


echo "cd ${BUILDDIR}/mahara" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
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echo "git push gerrit ${BRANCH}:refs/heads/${BRANCH}" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "git push gerrit ${RELEASETAG}:refs/tags/${RELEASETAG}" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
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echo "gpg --armor --sign --detach-sig ${CURRENTDIR}/mahara-${RELEASE}.tar.gz" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "gpg --armor --sign --detach-sig ${CURRENTDIR}/mahara-${RELEASE}.tar.bz2" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "gpg --armor --sign --detach-sig ${CURRENTDIR}/mahara-${RELEASE}.zip" >> ${CURRENTDIR}/${CLEANUPSCRIPT}

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echo "cd ${CURRENTDIR}" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "lp-project-upload mahara ${RELEASE} mahara-${RELEASE}.tar.gz" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "lp-project-upload mahara ${RELEASE} mahara-${RELEASE}.tar.bz2" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "lp-project-upload mahara ${RELEASE} mahara-${RELEASE}.zip" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
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echo "echo" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
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echo "echo \"All done. Once you've checked that the files were uploaded successfully, run this:\"" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
echo "echo \"  rm -rf ${BUILDDIR}\"" >> ${CURRENTDIR}/${CLEANUPSCRIPT}
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chmod 700 ${CURRENTDIR}/${CLEANUPSCRIPT}



# Clean up

rm ${VERSIONFILE}.temp
rm ${CURRENTDIR}/ChangeLog.temp
rm ${CURRENTDIR}/changes.temp
rm ${CURRENTDIR}/changes.eduforge.temp
rm ${TMP_M4_FILE}




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echo -e "\n\nTarballs, release notes & changelog for Launchpad:\n"
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cd ${CURRENTDIR}
ls -l mahara-${RELEASE}.tar.gz mahara-${RELEASE}.tar.bz2 mahara-${RELEASE}.zip releasenotes-${RELEASE}.txt ${RELEASETAG}.cl

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echo -e "\n1. Check that everything is in order in the ${BUILDDIR}/mahara repository."
echo -e "\n2. Create the release on launchpad at https://launchpad.net/mahara/+milestone/${RELEASE}"
echo -e "\n3. Run the commands in ${CLEANUPSCRIPT} to push the changes back to the remote repository and upload the tarballs."