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#!/bin/bash
# Script for GStreamer Jenkins CI
# start : default branch
# build branch : jenkins-build-branch
# Create a new repo manifest file based on the default one, but containing
# the current git revision of all used projects. The new manifest is meant
# to be used for tracking the code used during each Jenkins build.
# The new manifest is tagged with the build number and pushed to a git branch.
# param: <jenkins build number> - Jenkins build number for the current job
# Important: repo sync should have been done before
# Build branch where new manifest will be stored
if [ -z $BUILD_BRANCH ];
then
BUILD_BRANCH=jenkins-build-branch
fi
if [ -z $BUILD_PREFIX ];
then
BUILD_PREFIX=
else
BUILD_PREFIX+="_"
fi
# The default manifest file name
MANIFEST_FILENAME=default.xml
# Temporary file used to store the new manifest
TMP_M_FILENAME=`mktemp --suffix=.xml`
if [ -z $WORKSPACE ];
then
echo "Out-of-jenkins build"
if [ $# = 0 ];
then
echo "Usage: $0 <jenkins build number>"
exit 42
fi
BUILD_ID=$1
fi
if [ ! -d ".repo" ];
then
echo "Cannot find a repo directory. Aborting..."
exit
fi
echo
echo "======================================================"
echo
# Gets the current repo root dir
ROOT_DIR=`pwd`
echo "Generating new manifest file for BUILD_ID $BUILD_ID [$BUILD_PREFIX]"
# Create new manifest with all revisions
repo manifest -r -o $TMP_M_FILENAME
# Change to build branch and add the new manifest
cd $ROOT_DIR/.repo/manifests
git checkout $BUILD_BRANCH
cp $TMP_M_FILENAME $MANIFEST_FILENAME
# Remove temporary file
rm -fr $TMP_M_FILENAME
# Temporary file used to store the new changes for commiting
TMP_C_FILENAME=`mktemp --suffix=.msg`
# Store changes for commiting
git diff --exit-code $MANIFEST_FILENAME > $TMP_C_FILENAME
# Check if there's something new to commit
if [ $? = 1 ];
then
# Commit new manifest file
git commit -F $TMP_C_FILENAME -- $MANIFEST_FILENAME || true
echo "Tagging manifest for storage."
# Tag the new manifest version
CUR_DATE=`date +%Y%m%d`
git tag -a "build_${BUILD_PREFIX}$BUILD_ID" \
-m "Tagging manifest build $BUILD_ID"
echo "Pushing new manifest to the branch $BUILD_BRANCH"
# Push new manifest to the build branch
git push -v --tags origin $BUILD_BRANCH
else
echo "No changes to push"
fi
# Remove temporary file
rm -fr $TMP_C_FILENAME
# Move back to the default branch
git checkout default
# Go back to the root directory
cd $ROOT_DIR
echo
echo "Done."
echo "======================================================"
|
