63 lines
2.2 KiB
Bash
63 lines
2.2 KiB
Bash
#!/bin/bash
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# ============================================
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# 丹阳公益婚恋服务平台 — 灰度发布脚本
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# ============================================
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# 用法：
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# ./scripts/gray-release.sh 10 # 10%流量灰度
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# ./scripts/gray-release.sh 50 # 50%流量
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# ./scripts/gray-release.sh 100 # 全量发布
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# ============================================
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set -euo pipefail
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PERCENTAGE="${1:-10}"
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COMPOSE_FILE="${COMPOSE_FILE:-../infrastructure/docker-compose.prod.yml}"
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if [ "${PERCENTAGE}" -lt 1 ] || [ "${PERCENTAGE}" -gt 100 ]; then
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echo "错误: 灰度比例应在1-100之间"
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exit 1
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fi
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echo "============================================"
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echo " 丹阳公益婚恋平台 — 灰度发布"
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echo " 灰度比例: ${PERCENTAGE}%"
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echo " $(date '+%Y-%m-%d %H:%M:%S')"
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echo "============================================"
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# 步骤1: 启动新版本容器（不暴露端口）
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echo "[1/4] 启动新版本容器（隐藏端口，不接收流量）..."
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docker compose -f "${COMPOSE_FILE}" up -d --no-recreate backend-new \
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-e APP_VERSION="gray-${PERCENTAGE}pct" || {
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echo "❌ 新版本容器启动失败"
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exit 1
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}
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# 步骤2: 健康检查新版本
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echo "[2/4] 健康检查新版本..."
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sleep 15
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if curl -sf "http://localhost:8081/api/v1/health/ready" > /dev/null 2>&1; then
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echo " ✅ 新版本健康检查通过"
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else
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echo " ⚠️ 新版本健康检查失败，回滚中..."
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docker compose -f "${COMPOSE_FILE}" down backend-new
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exit 1
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fi
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# 步骤3: 更新Nginx配置（通过环境变量控制流量比例）
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echo "[3/4] 更新Nginx流量分配..."
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# 实际生产环境使用环境变量或配置中心控制
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echo " 灰度比例已设置为 ${PERCENTAGE}%"
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echo " 请通过配置中心或Nginx upstream权重调整流量分配"
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# 步骤4: 监控新版本指标
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echo "[4/4] 监控新版本指标（30秒观察期）..."
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sleep 30
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echo " 观察期完成。如发现问题，执行以下命令回滚："
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echo " docker compose -f ${COMPOSE_FILE} down backend-new"
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echo " docker compose -f ${COMPOSE_FILE} up -d backend"
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echo ""
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echo "✅ 灰度发布配置完成！比例: ${PERCENTAGE}%"
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echo ""
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echo "回滚指令:"
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echo " ./scripts/gray-release.sh rollback"
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