Deploy script for WordPress VIP

vip-deploy.sh

#!/usr/bin/env bash

# Set this to -ex for verbose output.
set -e

# Set the working directory to the repository root.
cd "$(dirname "$0")/.."

DEPLOY_BRANCH="$2"
SVN_REPO="$1"

REPO_SLUG=$(basename $SVN_REPO)
DIST_SVN="$PWD/deploy/svn/$REPO_SLUG"
DIST_GIT="$PWD/deploy/git"

# Ensure we don't corrupt the local development repository.
echo "Copying the Git repository to $DIST_GIT"
rm -rf "$DIST_GIT"
mkdir -p "$DIST_GIT"
cp -r "$PWD/.git" "$DIST_GIT/"

export GIT_DIR="$DIST_GIT/.git"
export GIT_WORK_TREE="$DIST_GIT"

# Checkout the deploy branch
echo "Checking out Git branch $DEPLOY_BRANCH"
git checkout -f "$DEPLOY_BRANCH"
git clean -d --force
git reset --hard
git pull

# Clone the SVN upstream.
echo "Fetching the latest changes from the SVN repository:"
mkdir -p "$DIST_SVN"
svn checkout $SVN_REPO "$DIST_SVN"
svn revert --recursive "$DIST_SVN"
svn update --force "$DIST_SVN"

echo "Please review the latest commits on SVN:"
svn log --limit 5 "$DIST_SVN"

read -r -p "Are there any commits that need to be merged in before deploying your changes? Enter 'no' if nothing need to be merged: " CONFIRM_SVN_UPSTREAM_CHANGES
if [ "no" != "$CONFIRM_SVN_UPSTREAM_CHANGES" ]; then
	echo "Aborting to merge in upstream changes manually."
	exit 1
fi

# Use .distignore to exclude files from the build.
if [ -f "$DIST_GIT/.distignore" ]; then
	DIST_IGNORE="$DIST_GIT/.distignore"
fi

echo "Copying over updates from Git to SVN:"
rsync -a --delete ${DIST_IGNORE:+ --exclude-from "$DIST_IGNORE"} "$DIST_GIT/" "$DIST_SVN"

# Move into SVN directory because we can't pass it to svn add/rm through xargs
cd "$DIST_SVN"

# SVN add and remove.
svn stat | awk '/^\?/ {print $2}' | xargs svn add > /dev/null 2>&1
svn stat | awk '/^\!/ {print $2}' | xargs svn delete --force

SVN_DIFF=$(svn status -q "$DIST_SVN")

if [ -z "$SVN_DIFF" ]; then
	echo "Nothing to deploy, aborting!"
	exit 1
fi

echo "Deploy to: $(svn info --show-item repos-root-url)"
echo "Current SVN diff summary:"
svn diff --summarize "$DIST_SVN"

# Ask for deploy message
read -r -p "Please enter the commit message: " COMMIT_MSG

# Ask for username to confirm the deploy.
read -r -p "Please enter '$USER' to confirm the deploy: " COMMIT_CONFIRM

if [ "$COMMIT_CONFIRM" == "$USER" ]; then
	echo "Deploying!"
	svn commit -m "$COMMIT_MSG"
else
	echo "Deploy aborted!"
fi

vip-revert.sh

#!/usr/bin/env bash

# Set this to -ex for verbose output.
set -e

# Set the working directory to the repository root.
cd "$(dirname "$0")/.."

SVN_REPO="$1"
SVN_REVISION_TO="$2"

if [ -z "$SVN_REVISION_TO" ]; then
	echo "Please specify the revision to revert to."
	exit 1
fi

REPO_SLUG=$(basename $SVN_REPO)
DIST_SVN="$PWD/deploy/svn/$REPO_SLUG"

# Clone the SVN upstream.
echo "Fetching the latest changes from the SVN repository:"
mkdir -p "$DIST_SVN"
svn checkout $SVN_REPO "$DIST_SVN"
svn revert --recursive "$DIST_SVN"
svn update --force "$DIST_SVN"

# Get the latest revision that has been deployed.
SVN_REVISION_NOW=$(svn info --show-item revision "$DIST_SVN" | tr -d [:space:])

# Revert locally.
echo "Reverting to $SVN_REVISION_TO on $SVN_REPO"
svn merge --revision "$SVN_REVISION_NOW:$SVN_REVISION_TO" "$DIST_SVN" "$DIST_SVN"

# Ask for username to confirm the deploy.
read -r -p "Please enter '$USER' to confirm the revert: " COMMIT_CONFIRM

if [ "$COMMIT_CONFIRM" == "$USER" ]; then
	echo "Reverting to $SVN_REVISION_TO"
	svn commit -m "Reverting to $SVN_REVISION_TO" "$DIST_SVN"
else
	echo "Revert aborted!"
fi