diff --git a/advanced/Scripts/update.sh b/advanced/Scripts/update.sh index eb6ccd29..a2a5e8dc 100755 --- a/advanced/Scripts/update.sh +++ b/advanced/Scripts/update.sh @@ -30,7 +30,7 @@ is_repo() { git status --short &> /dev/null rc=$? cd "${curdir}" &> /dev/null || return 1 - return $rc + return "${rc}" } prep_repo() { @@ -46,26 +46,24 @@ make_repo() { local remoteRepo="${2}" local directory="${1}" - (prep_repo "${directory}" && git clone -q --depth 1 "${remoteRepo}" "${directory}" > /dev/null) + (prep_repo "${directory}" && git clone -q --depth 1 "${remoteRepo}" "${directory}") return } update_repo() { local directory="${1}" local curdir - # Pull the latest commits curdir="${PWD}" cd "${directory}" &> /dev/null || return 1 + # Pull the latest commits # Stash all files not tracked for later retrieval - git stash --all --quiet &> /dev/null + git stash --all --quiet # Force a clean working directory for cloning - git clean --force -d &> /dev/null + git clean --force -d # Fetch latest changes and apply - git pull --quiet &> /dev/null + git pull --quiet cd "${curdir}" &> /dev/null || return 1 - - return } getGitFiles() { @@ -86,33 +84,59 @@ getGitFiles() { fi } +GitCheckUpdateAvail() { + local directory="${1}" + curdir=$PWD; + cd "${directory}" + + # Fetch latest changes in this repo + git fetch --quiet origin + status="$(git status -sb)" + + # Change back to original directory + cd "${curdir}" + + if [[ $status == *"behind"* ]]; then + # Local branch is behind remote branch -> Update + return 0 + else + # Local branch is up-to-date or in a situation + # where this updater cannot be used (like on a + # branch that exists only locally) + return 1 + fi +} + main() { local pihole_version_current - local pihole_version_latest local web_version_current - local web_version_latest - if ! is_repo "${PI_HOLE_FILES_DIR}" || ! is_repo "${ADMIN_INTERFACE_DIR}" ; then #This is unlikely + #This is unlikely + if ! is_repo "${PI_HOLE_FILES_DIR}" || ! is_repo "${ADMIN_INTERFACE_DIR}" ; then echo "::: Critical Error: One or more Pi-Hole repos are missing from system!" echo "::: Please re-run install script from https://github.com/pi-hole/pi-hole" exit 1; fi echo "::: Checking for updates..." - # Checks Pi-hole version string in format vX.X.X - pihole_version_current="$(/usr/local/bin/pihole version --pihole --current)" - pihole_version_latest="$(/usr/local/bin/pihole version --pihole --latest)" - web_version_current="$(/usr/local/bin/pihole version --admin --current)" - web_version_latest="$(/usr/local/bin/pihole version --admin --latest)" - if [[ "${pihole_version_latest}" == "-1" || "${web_version_latest}" == "-1" ]]; then - echo "*** Unable to contact GitHub for latest version. Please try again later, contact support if this continues." - exit 1 + if GitCheckUpdateAvail "${PI_HOLE_FILES_DIR}" ; then + core_update=true + echo "::: Pi-hole Core: update available" + else + core_update=false + echo "::: Pi-hole Core: up to date" + fi + + if GitCheckUpdateAvail "${ADMIN_INTERFACE_DIR}" ; then + web_update=true + echo "::: Web Interface: update available" + else + web_update=false + echo "::: Web Interface: up to date" fi # Logic - # If latest versions are blank - we've probably hit Github rate limit (stop running `pihole -up so often!): - # Update anyway # If Core up to date AND web up to date: # Do nothing # If Core up to date AND web NOT up to date: @@ -122,46 +146,40 @@ main() { # if Core NOT up to date AND web NOT up to date: # pull pihole repo run install --unattended - if [[ "${pihole_version_current}" == "${pihole_version_latest}" ]] && [[ "${web_version_current}" == "${web_version_latest}" ]]; then - echo ":::" - echo "::: Pi-hole version is $pihole_version_current" - echo "::: Web Admin version is $web_version_current" + if ! ${core_update} && ! ${web_update} ; then echo ":::" echo "::: Everything is up to date!" exit 0 - elif [[ "${pihole_version_current}" == "${pihole_version_latest}" ]] && [[ "${web_version_current}" < "${web_version_latest}" ]]; then + elif ! ${core_update} && ${web_update} ; then echo ":::" echo "::: Pi-hole Web Admin files out of date" getGitFiles "${ADMIN_INTERFACE_DIR}" "${ADMIN_INTERFACE_GIT_URL}" - web_updated=true - - elif [[ "${pihole_version_current}" < "${pihole_version_latest}" ]] && [[ "${web_version_current}" == "${web_version_latest}" ]]; then + elif ${core_update} && ! ${web_update} ; then + echo ":::" echo "::: Pi-hole core files out of date" getGitFiles "${PI_HOLE_FILES_DIR}" "${PI_HOLE_GIT_URL}" /etc/.pihole/automated\ install/basic-install.sh --reconfigure --unattended || echo "Unable to complete update, contact Pi-hole" && exit 1 - core_updated=true - elif [[ "${pihole_version_current}" < "${pihole_version_latest}" ]] && [[ "${web_version_current}" < "${web_version_latest}" ]]; then + elif ${core_update} && ${web_update} ; then + echo ":::" echo "::: Updating Everything" getGitFiles "${PI_HOLE_FILES_DIR}" "${PI_HOLE_GIT_URL}" /etc/.pihole/automated\ install/basic-install.sh --unattended || echo "Unable to complete update, contact Pi-hole" && exit 1 - web_updated=true - core_updated=true else echo "*** Update script has malfunctioned, fallthrough reached. Please contact support" exit 1 fi - if [[ "${web_updated}" == true ]]; then + if [[ "${web_update}" == true ]]; then web_version_current="$(/usr/local/bin/pihole version --admin --current)" echo ":::" echo "::: Web Admin version is now at ${web_version_current}" echo "::: If you had made any changes in '/var/www/html/admin/', they have been stashed using 'git stash'" fi - if [[ "${core_updated}" == true ]]; then + if [[ "${core_update}" == true ]]; then pihole_version_current="$(/usr/local/bin/pihole version --pihole --current)" echo ":::" echo "::: Pi-hole version is now at ${pihole_version_current}"