Add sync script

scripts/sync-with-upstream.sh

@@ -0,0 +1,77 @@
+#!/usr/bin/env bash
+
+echo "Syncing openvscode-server with upstream"
+
+exit_script() {
+	reason=$1
+	echo "Update script ended unsucessfully"
+	echo "Reason: $reason"
+	exit 1
+}
+
+if [[ "$OSTYPE" == "darwin"* ]]; then
+	realpath() { [[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"; }
+	ROOT=$(dirname $(dirname $(realpath "$0")))
+else
+	ROOT=$(dirname $(dirname $(readlink -f $0)))
+	# --disable-dev-shm-usage --use-gl=swiftshader: when run on docker containers where size of /dev/shm
+	# partition < 64MB which causes OOM failure for chromium compositor that uses the partition for shared memory
+	LINUX_EXTRA_ARGS="--disable-dev-shm-usage --use-gl=swiftshader"
+fi
+
+cd $ROOT
+
+local_branch="web-server"
+upstream_url="https://github.com/microsoft/vscode.git"
+upstream_branch="upstream/main"
+base_commit_msg="code web server initial commit"
+
+# Checks is there's an upstream remote repository and if not
+# set it to $upstream_url
+check_upstream() {
+	git remote -v | grep --quiet upstream
+	if [[ $? -ne 0 ]]; then
+		echo "Upstream repository not configured"
+		echo "Setting upstream URL to ${upstream_url}"
+		git remote add upstream $upstream_url > /dev/null
+	fi
+}
+
+# Gets the base commit
+get_base_commit() {
+	local base_commit=$(git log --pretty="%H" --max-count=1 --grep "$base_commit_msg")
+	if [[ -z $base_commit ]]; then
+		exit_script "Could not find base commit"
+	fi
+	echo $base_commit
+}
+
+# Fetch updates from upstream and rebase
+sync() {
+	echo "Fetching upstream..."
+	git fetch upstream > /dev/null
+	git checkout --quiet $local_branch > /dev/null
+	echo "Rebasing $local_branch branch over $upstream_branch branch from upstream"
+	git rebase --quiet --onto=$upstream_branch $(get_base_commit)^ $local_branch
+	if [[ $? -ne 0 ]]; then
+		echo "There are merge conflicts doing the rebase. Reverting changes"
+		git rebase --abort
+		exit_script "Could not rebase succesfully"
+	fi
+	echo "$local_branch sucessfully updated"
+}
+
+# Sync
+check_upstream
+sync
+
+# Clean and build
+# git clean -dfx
+yarn && yarn server:init
+
+# Configuration
+export NODE_ENV=development
+export VSCODE_DEV=1
+export VSCODE_CLI=1
+
+yarn smoketest --web --headless --electronArgs=$LINUX_EXTRA_ARGS