24 lines
821 B
Docker
24 lines
821 B
Docker
# ============================================
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# 前端镜像 — 宿主机构建 dist，Docker 打包 Nginx
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# 启动时通过 BACKEND_PROXY 环境变量指定后端地址
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# ============================================
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FROM nginx:alpine
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LABEL maintainer="ghb-base deploy"
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# 安装 envsubst（gettext 包提供）
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RUN apk add --no-cache gettext
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COPY deploy/nginx/default.conf /etc/nginx/templates/default.conf.template
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COPY dist /usr/share/nginx/html
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EXPOSE 80
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# envsubst 会将模板中 ${BACKEND_PROXY} 替换为实际值
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# 单体模式: http://ghb-backend:8081/ghb
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# Cloud 模式: http://ghb-gateway:9999/ghb
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ENV BACKEND_PROXY=http://ghb-backend:8081/ghb
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CMD ["/bin/sh", "-c", "envsubst '${BACKEND_PROXY}' < /etc/nginx/templates/default.conf.template > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"]
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