43 lines
1.5 KiB
Bash
43 lines
1.5 KiB
Bash
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#!/usr/bin/env bash
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set -euo pipefail
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if [[ ${EUID} -ne 0 ]]; then
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printf '%s\n' "rollback must run as root" >&2
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exit 1
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fi
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test -f /etc/harbor/previous-release
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test -f /etc/harbor/previous-slot
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previous_release=$(cat /etc/harbor/previous-release)
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previous_slot=$(cat /etc/harbor/previous-slot)
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test -d "$previous_release"
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if [[ "$previous_slot" == blue ]]; then
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previous_port=8888
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else
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previous_port=8889
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fi
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ln -sfn "$previous_release" "/opt/harbor/slots/$previous_slot"
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systemctl start "harbor-gateway@$previous_slot.service"
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for _ in $(seq 1 60); do
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curl -fsS "http://127.0.0.1:$previous_port/api/v1/health" >/dev/null && break
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sleep 1
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done
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curl -fsS "http://127.0.0.1:$previous_port/api/v1/health" >/dev/null
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current_release=$(readlink -f /opt/harbor/current)
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current_slot=$(cat /etc/harbor/active-slot)
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printf '%s\n' "$current_release" > /etc/harbor/previous-release
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printf '%s\n' "$current_slot" > /etc/harbor/previous-slot
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ln -sfn "$previous_release" /opt/harbor/current.new
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mv -Tf /opt/harbor/current.new /opt/harbor/current
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printf 'server 127.0.0.1:%s;\n' "$previous_port" > /etc/nginx/harbor-active-server.conf.new
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mv -f /etc/nginx/harbor-active-server.conf.new /etc/nginx/harbor-active-server.conf
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nginx -t
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systemctl reload nginx
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printf '%s\n' "$previous_slot" > /etc/harbor/active-slot
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systemctl start "harbor-worker@$previous_slot.service"
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systemctl stop --no-block "harbor-worker@$current_slot.service" 2>/dev/null || true
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curl -fsS http://127.0.0.1/health >/dev/null
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printf '%s\n' "rolled back to $(basename "$previous_release") on $previous_slot"
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