34 lines
975 B
Nix
34 lines
975 B
Nix
# Utility script to perform a Gerrit update.
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{ pkgs, ... }:
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pkgs.writeShellScriptBin "gerrit-update" ''
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set -euo pipefail
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if [[ $EUID -ne 0 ]]; then
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echo "Oh no! Only root is allowed to update Gerrit!" >&2
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exit 1
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fi
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gerrit_war="$(find "${pkgs.gerrit}/webapps" -name 'gerrit*.war')"
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java="${pkgs.jdk}/bin/java"
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backup_path="/root/gerrit_preupgrade-$(date +"%Y-%m-%d").tar.bz2"
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# Take a safety backup of Gerrit into /root's homedir. Just in case.
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echo "Backing up Gerrit to $backup_path"
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tar -cjf "$backup_path" /var/lib/gerrit
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# Stop Gerrit (and its activation socket).
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echo "Stopping Gerrit"
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systemctl stop gerrit.service gerrit.socket
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# Ask Gerrit to do a schema upgrade...
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echo "Performing schema upgrade"
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"$java" -jar "$gerrit_war" \
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init --no-auto-start --batch --skip-plugins --site-path "/var/lib/gerrit"
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# Restart Gerrit.
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echo "Restarting Gerrit"
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systemctl start gerrit.socket gerrit.service
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echo "...done"
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''
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