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Fix contrib/upgrade.sh (#19222)
* fix idempotency of script (eg when aborting the downloads) * improve readability (user facing variables first, definitions next, statements last) * improve dependency checks * fix ignored $giteaversion variable * more logging * print usage string on incorrect usage
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Norwin
GitHub
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d2ca021df0
commit
42fe076084
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@ -3,26 +3,32 @@
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# from dl.gitea.io on linux as systemd service. It performs a backup and updates
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# Gitea in place.
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# NOTE: This adds the GPG Signing Key of the Gitea maintainers to the keyring.
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# Depends on: bash, curl, xz, sha256sum, gpg. optionally jq.
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# Usage: [environment vars] upgrade.sh [version]
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# Depends on: bash, curl, xz, sha256sum. optionally jq, gpg
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# See section below for available environment vars.
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# When no version is specified, updates to the latest release.
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# Examples:
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# upgrade.sh 1.15.10
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# giteahome=/opt/gitea giteaconf=$giteahome/app.ini upgrade.sh
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while true; do
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case "$1" in
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-v | --version ) ver="$2"; shift 2 ;;
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-y | --yes ) no_confirm="yes"; shift ;;
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--ignore-gpg) ignore_gpg="yes"; shift ;;
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-- ) shift; break ;;
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* ) break ;;
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esac
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done
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set -euo pipefail
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# apply variables from environment
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: "${giteabin:="/usr/local/bin/gitea"}"
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: "${giteahome:="/var/lib/gitea"}"
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: "${giteaconf:="/etc/gitea/app.ini"}"
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: "${giteauser:="git"}"
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: "${sudocmd:="sudo"}"
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: "${arch:="linux-amd64"}"
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: "${service_start:="$sudocmd systemctl start gitea"}"
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: "${service_stop:="$sudocmd systemctl stop gitea"}"
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: "${service_status:="$sudocmd systemctl status gitea"}"
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: "${backupopts:=""}" # see `gitea dump --help` for available options
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function giteacmd {
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if [[ $sudocmd = "su" ]]; then
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"$sudocmd" - "$giteauser" -c "$giteabin" --config "$giteaconf" --work-path "$giteahome" "$@"
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else
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"$sudocmd" --user "$giteauser" "$giteabin" --config "$giteaconf" --work-path "$giteahome" "$@"
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fi
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}
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function require {
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for exe in "$@"; do
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@ -30,8 +36,19 @@ function require {
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done
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}
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# parse command line arguments
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while true; do
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case "$1" in
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-v | --version ) giteaversion="$2"; shift 2 ;;
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-y | --yes ) no_confirm="yes"; shift ;;
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--ignore-gpg) ignore_gpg="yes"; shift ;;
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"" | -- ) shift; break ;;
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* ) echo "Usage: [<environment vars>] upgrade.sh [-v <version>] [-y] [--ignore-gpg]"; exit 1;;
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esac
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done
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require curl xz sha256sum gpg
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# exit once any command fails. this means that each step should be idempotent!
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set -euo pipefail
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if [[ -f /etc/os-release ]]; then
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os_release=$(cat /etc/os-release)
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@ -46,38 +63,17 @@ if [[ -f /etc/os-release ]]; then
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fi
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fi
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# apply variables from environment
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: "${giteabin:="/usr/local/bin/gitea"}"
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: "${giteahome:="/var/lib/gitea"}"
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: "${giteaconf:="/etc/gitea/app.ini"}"
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: "${giteauser:="git"}"
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: "${sudocmd:="sudo"}"
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: "${arch:="linux-amd64"}"
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: "${service_start:="$sudocmd systemctl start gitea"}"
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: "${service_stop:="$sudocmd systemctl stop gitea"}"
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: "${service_status:="$sudocmd systemctl status gitea"}"
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: "${backupopts:=""}" # see `gitea dump --help` for available options
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function giteacmd {
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if [[ $sudocmd = "su" ]]; then
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"$sudocmd" - "$giteauser" -c "$giteabin" --config "$giteaconf" --work-path "$giteahome" "$@"
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else
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"$sudocmd" --user "$giteauser" "$giteabin" --config "$giteaconf" --work-path "$giteahome" "$@"
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fi
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}
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require curl xz sha256sum "$sudocmd"
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# select version to install
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if [[ -z "${ver:-}" ]]; then
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if [[ -z "${giteaversion:-}" ]]; then
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require jq
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giteaversion=$(curl --connect-timeout 10 -sL https://dl.gitea.io/gitea/version.json | jq -r .latest.version)
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else
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giteaversion="$ver"
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echo "Latest available version is $giteaversion"
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fi
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# confirm update
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echo "Checking currently installed version..."
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current=$(giteacmd --version | cut -d ' ' -f 3)
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[[ "$current" == "$giteaversion" ]] && echo "$current is already installed, stopping." && exit 1
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if [[ -z "${no_confirm:-}" ]]; then
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@ -98,22 +94,24 @@ binurl="https://dl.gitea.io/gitea/${giteaversion}/${binname}.xz"
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echo "Downloading $binurl..."
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curl --connect-timeout 10 --silent --show-error --fail --location -O "$binurl{,.sha256,.asc}"
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# validate checksum & gpg signature (exit script if error)
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# validate checksum & gpg signature
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sha256sum -c "${binname}.xz.sha256"
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if [[ -z "${ignore_gpg:-}" ]]; then
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require gpg
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gpg --keyserver keys.openpgp.org --recv 7C9E68152594688862D62AF62D9AE806EC1592E2
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gpg --verify "${binname}.xz.asc" "${binname}.xz" || { echo 'Signature does not match'; exit 1; }
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fi
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rm "${binname}".xz.{sha256,asc}
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# unpack binary + make executable
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xz --decompress "${binname}.xz"
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xz --decompress --force "${binname}.xz"
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chown "$giteauser" "$binname"
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chmod +x "$binname"
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# stop gitea, create backup, replace binary, restart gitea
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echo "Stopping gitea at $(date)"
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echo "Flushing gitea queues at $(date)"
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giteacmd manager flush-queues
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echo "Stopping gitea at $(date)"
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$service_stop
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echo "Creating backup in $giteahome"
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giteacmd dump $backupopts
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