update
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21
deploy.sh
21
deploy.sh
@ -6,6 +6,7 @@
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# ./deploy.sh web 只更新前端
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# ./deploy.sh --rollback 切回上一个槽(不动代码,秒级)
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# ./deploy.sh all --no-pull 用服务器上现有代码构建
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# ./deploy.sh web --no-cache 强制不用构建缓存(前端 SSG 依赖后端数据,数据变了要强制重建)
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# ./deploy.sh --prune 只清理旧镜像(保留最近 KEEP_IMAGES 个,默认 5)
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# GIT_BRANCH=dev ./deploy.sh all 临时指定分支(优先于 .env)
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#
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@ -16,14 +17,16 @@ cd "$(dirname "$0")"
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TARGET="backend"
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NO_PULL=0
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NO_CACHE=0
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PRUNE_ONLY=0
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for arg in "$@"; do
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case "$arg" in
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backend|web|all) TARGET="$arg" ;;
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--rollback) TARGET="rollback" ;;
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--no-pull) NO_PULL=1 ;;
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--no-cache) NO_CACHE=1 ;;
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--prune) PRUNE_ONLY=1 ;;
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*) echo "用法: ./deploy.sh [backend|web|all|--rollback|--prune] [--no-pull]"; exit 1 ;;
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*) echo "用法: ./deploy.sh [backend|web|all|--rollback|--prune] [--no-pull] [--no-cache]"; exit 1 ;;
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esac
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done
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@ -148,7 +151,9 @@ roll() { # $1=component(backend|web)
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old=$(cur_slot "$comp"); idle=$(other_slot "$old")
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echo "==> $comp:活跃槽 $old,更新空闲槽 $idle(镜像 $RELEASE)"
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docker compose build "${comp}_a" >/dev/null
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local build_flag=""
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[ "$NO_CACHE" = "1" ] && build_flag="--no-cache"
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docker compose build $build_flag "${comp}_a" >/dev/null
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# latest 只是给手动执行 compose 命令用的便利别名,deploy 自己从不依赖它
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docker tag "fashion-${comp}:${RELEASE}" "fashion-${comp}:latest" 2>/dev/null || true
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@ -214,12 +219,14 @@ else
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export RELEASE="${RELEASE:-latest}"
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fi
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# 首次部署先让代理起来(前端构建期要用 18091 取 SSG 数据)
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if ! healthy proxy; then
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echo "==> 启动代理(首次会一并拉起 db 与 a 槽)"
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docker compose up -d proxy
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fi
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# 首次部署:先写切换点,再只启动代理。
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# - render_active 必须先于 proxy 启动,否则 include 的 map 为空,nginx 会因未知变量启动失败。
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# - --no-deps 避免首次起代理时顺带构建前端(此时 18091 尚未就绪,SSG 取数会失败)。
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render_active
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if ! healthy proxy; then
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echo "==> 启动代理(首次只起代理,槽位由 roll 流程构建)"
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docker compose up -d --no-deps proxy
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fi
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if [ "$TARGET" = "rollback" ]; then
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do_rollback
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