fix(nginx): Podman 下弃用 127.0.0.11 resolver,启动前等待上游可达
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38
scripts/nginx-entrypoint-wait-dns.sh
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38
scripts/nginx-entrypoint-wait-dns.sh
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#!/bin/sh
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# 供 yh_nginx 容器:在官方 entrypoint 之前等待 Compose/Podman 网络内 web/admin/api 可访问。
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# 解决 1) 启动瞬间 host not found;2) Podman 无 127.0.0.11 时勿用 resolver+变量 proxy_pass(否则 502/超时)。
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set -e
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MAX="${NGINX_WAIT_UPSTREAM_SEC:-90}"
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echo "yh_nginx: waiting for upstream (web:80 admin:80 api:8088), max ${MAX}s..."
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# 优先 HTTP 探测(ICMP 在部分环境被禁);无 wget 时用 ping
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ping_one() {
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host="$1"
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if ping -c1 -W2 "$host" >/dev/null 2>&1; then
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return 0
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fi
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ping -c1 -w3 "$host" >/dev/null 2>&1
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}
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upstream_ok() {
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host="$1"
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port="$2"
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path="${3:-/}"
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if command -v wget >/dev/null 2>&1; then
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wget -q -O/dev/null -T 3 "http://${host}:${port}${path}" 2>/dev/null && return 0
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fi
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ping_one "$host"
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}
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n=0
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while [ "$n" -lt "$MAX" ]; do
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# api 根路径常为 404,用 /api/health(与 yuheng.docker.conf 注释一致)
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if upstream_ok web 80 / && upstream_ok admin 80 / && upstream_ok api 8088 /api/health; then
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echo "yh_nginx: upstream OK, starting nginx..."
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exec /docker-entrypoint.sh nginx -g 'daemon off;'
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fi
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n=$((n + 1))
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sleep 1
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done
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echo "yh_nginx: timeout waiting for web/admin/api (check 容器是否在同一网络、api 是否监听 8088)" >&2
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exit 1
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