#!/usr/bin/env bash # Pi-hole: A black hole for Internet advertisements # (c) 2017 Pi-hole, LLC (https://pi-hole.net) # Network-wide ad blocking via your own hardware. # # Show version numbers # # This file is copyright under the latest version of the EUPL. # Please see LICENSE file for your rights under this license. # Variables DEFAULT="-1" COREGITDIR="/etc/.pihole/" WEBGITDIR="/var/www/html/admin/" getLocalVersion() { # FTL requires a different method if [[ "$1" == "FTL" ]]; then pihole-FTL version return 0 fi # Get the tagged version of the local repository local directory="${1}" local version cd "${directory}" 2> /dev/null || { echo "${DEFAULT}"; return 1; } version=$(git describe --tags --always || echo "$DEFAULT") if [[ "${version}" =~ ^v ]]; then echo "${version}" elif [[ "${version}" == "${DEFAULT}" ]]; then echo "ERROR" return 1 else echo "Untagged" fi return 0 } getLocalHash() { # Local FTL hash does not exist on filesystem if [[ "$1" == "FTL" ]]; then echo "N/A" return 0 fi # Get the short hash of the local repository local directory="${1}" local hash cd "${directory}" 2> /dev/null || { echo "${DEFAULT}"; return 1; } hash=$(git rev-parse --short HEAD || echo "$DEFAULT") if [[ "${hash}" == "${DEFAULT}" ]]; then echo "ERROR" return 1 else echo "${hash}" fi return 0 } getRemoteHash(){ # Remote FTL hash is not applicable if [[ "$1" == "FTL" ]]; then echo "N/A" return 0 fi local daemon="${1}" local branch="${2}" hash=$(git ls-remote --heads "https://github.com/pi-hole/${daemon}" | \ awk -v bra="$branch" '$0~bra {print substr($0,0,8);exit}') if [[ -n "$hash" ]]; then echo "$hash" else echo "ERROR" return 1 fi return 0 } getRemoteVersion(){ # Get the version from the remote origin local daemon="${1}" local version version=$(curl --silent --fail "https://api.github.com/repos/pi-hole/${daemon}/releases/latest" | \ awk -F: '$1 ~/tag_name/ { print $2 }' | \ tr -cd '[[:alnum:]]._-') if [[ "${version}" =~ ^v ]]; then echo "${version}" else echo "ERROR" return 1 fi return 0 } versionOutput() { [[ "$1" == "pi-hole" ]] && GITDIR=$COREGITDIR [[ "$1" == "AdminLTE" ]] && GITDIR=$WEBGITDIR [[ "$1" == "FTL" ]] && GITDIR="FTL" [[ "$2" == "-c" ]] || [[ "$2" == "--current" ]] || [[ -z "$2" ]] && current=$(getLocalVersion $GITDIR) [[ "$2" == "-l" ]] || [[ "$2" == "--latest" ]] || [[ -z "$2" ]] && latest=$(getRemoteVersion "$1") if [[ "$2" == "-h" ]] || [[ "$2" == "--hash" ]]; then [[ "$3" == "-c" ]] || [[ "$3" == "--current" ]] || [[ -z "$3" ]] && curHash=$(getLocalHash "$GITDIR") [[ "$3" == "-l" ]] || [[ "$3" == "--latest" ]] || [[ -z "$3" ]] && latHash=$(getRemoteHash "$1" "$(cd "$GITDIR" 2> /dev/null && git rev-parse --abbrev-ref HEAD)") fi if [[ -n "$current" ]] && [[ -n "$latest" ]]; then output="${1^} version is $current (Latest: $latest)" elif [[ -n "$current" ]] && [[ -z "$latest" ]]; then output="Current ${1^} version is $current" elif [[ -z "$current" ]] && [[ -n "$latest" ]]; then output="Latest ${1^} version is $latest" elif [[ "$curHash" == "N/A" ]] || [[ "$latHash" == "N/A" ]]; then output="${1^} hash is not applicable" elif [[ -n "$curHash" ]] && [[ -n "$latHash" ]]; then output="${1^} hash is $curHash (Latest: $latHash)" elif [[ -n "$curHash" ]] && [[ -z "$latHash" ]]; then output="Current ${1^} hash is $curHash" elif [[ -z "$curHash" ]] && [[ -n "$latHash" ]]; then output="Latest ${1^} hash is $latHash" else errorOutput fi [[ -n "$output" ]] && echo " $output" } errorOutput() { echo " Invalid Option! Try 'pihole -v --help' for more information." exit 1 } defaultOutput() { versionOutput "pi-hole" "$@" versionOutput "AdminLTE" "$@" versionOutput "FTL" "$@" } helpFunc() { echo "Usage: pihole -v [repo | option] [option] Example: 'pihole -v -p -l' Show Pi-hole, Admin Console & FTL versions Repositories: -p, --pihole Only retrieve info regarding Pi-hole repository -a, --admin Only retrieve info regarding AdminLTE repository -f, --ftl Only retrieve info regarding FTL repository Options: -c, --current Return the current version -l, --latest Return the latest version --hash Return the Github hash from your local repositories -h, --help Show this help dialog" exit 0 } case "${1}" in "-p" | "--pihole" ) shift; versionOutput "pi-hole" "$@";; "-a" | "--admin" ) shift; versionOutput "AdminLTE" "$@";; "-f" | "--ftl" ) shift; versionOutput "FTL" "$@";; "-h" | "--help" ) helpFunc;; * ) defaultOutput "$@";; esac