Updater for VSCode on Linux. Check and Update VSCode for Linux. Support Visual Studio Code Stable and Visual Studio Code Insiders.

vscode-updater.sh

#!/bin/bash

# set -x
set -euo pipefail

# Required: curl and rsync

# Config
INSTALL_DIR=VSCode-linux-x64
INSTALL_PATH=/opt/${INSTALL_DIR}
# VERSION can be "stable" or "insider"
INSTALL_VERSION=stable

function log() {
  echo `date` [`basename $0`] [I] $@
}

function err() {
  echo `date` [`basename $0`] [E] $@ >&2
}

CURRENT_HASH=`cat ${INSTALL_PATH}/resources/app/product.json | grep '"commit":\s*"[A-Fa-f0-9]\{40\}"' | grep -o '[A-Fa-f0-9]\{40\}'`

if [ -z ${CURRENT_HASH} ]; then
  err Cannot get current hash.
  exit 1
fi

log Current hash: ${CURRENT_HASH}

URL=`curl -fsSI https://update.code.visualstudio.com/latest/linux-x64/${INSTALL_VERSION} | grep -i Location | awk -v RS='\r\n' '{print $2}'`

if [ -z ${URL} ]; then
  err Cannot get correct download URL.
  exit 1
fi

HASH=`echo ${URL} | grep -o '[A-Fa-f0-9]\{40\}'`
log Newest hash: ${HASH}

if [ ${CURRENT_HASH} == ${HASH} ]; then
  log No Update Found. You are using the latest version.
  exit 0
fi

FILENAME=`echo ${URL} | grep -o '[^/]\+$'`

WORKING_DIRECTORY=`mktemp -d`

function cleanup {
  if [ -d ${WORKING_DIRECTORY} ]; then
    echo
    log Cleanning......
    rm -r ${WORKING_DIRECTORY}
  fi
}
trap cleanup EXIT

log Downloading update......
curl -fSL -o ${WORKING_DIRECTORY}/${FILENAME} ${URL}

log Extracting......
tar -xf ${WORKING_DIRECTORY}/${FILENAME} -C ${WORKING_DIRECTORY}

log Applying update......
rsync -rlpvc --delete ${WORKING_DIRECTORY}/${INSTALL_DIR}/ ${INSTALL_PATH}

log Cleanning......
rm -r ${WORKING_DIRECTORY}

log Update successful, Please restart VSCode!