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post-update
executable file
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post-update
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#!/bin/bash
#
# Copyright (c) 2012 by Delphix.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# - Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#
# This hook is invoked by git as a result of a push after all new updates have
# been applied. We use this to update files in the gate, and to update hooks
# as needed.
#
# close stdout
exec 1>&-
exec 2>&-
# log our output
exec 1>>/var/tmp/out 2>&1
if [[ -z "$GIT_DIR" ]]; then
echo "GIT_DIR is not set"
exit 1
fi
GIT_DIR=$(readlink -f $GIT_DIR)
#
# Update the files in the repository to reflect the newly pushed changes.
#
cd $GIT_DIR/..
pwd
git reset --hard
gate=$(basename $(dirname $GIT_DIR))
#
# Check to see if any of our git hooks have changed, and update them if they
# have. This only applies to the main delphix-gate -- the hooks for all other
# gates are symlinks to the delphix-gate hooks.
#
[[ "$gate" = delphix-gate ]] || exit 0
hooks_update=false
while read file; do
[[ $(dirname $file) =~ ^tools/git/hooks ]] && hooks_update=true
done < <(git log --pretty="format:" --name-only -1)
#
# If one or more git hooks were changed, call our helper script to update them.
#
if $hooks_update; then
exec "$GIT_DIR/hooks/dlpx-update-hooks"
fi
exit 0