fix(nginx): 等待脚本增加 nc/TCP 探测、默认 120s、compose 设 180s 避免 Podman 下 yh_nginx 超时退出

Made-with: Cursor
This commit is contained in:
whm
2026-03-22 00:42:00 +08:00
parent 2660f8edd8
commit 5830fdfba3
2 changed files with 62 additions and 7 deletions

View File

@@ -64,6 +64,9 @@ services:
- api
- web
- admin
# Podman/慢盘API 首次就绪可能超过 90s避免 yh_nginx 等待超时后 Exited(1) → 全站 443 拒绝连接
environment:
- NGINX_WAIT_UPSTREAM_SEC=180
networks:
- yh_net

View File

@@ -1,11 +1,20 @@
#!/bin/sh
# 供 yh_nginx 容器:在官方 entrypoint 之前等待 Compose/Podman 网络内 web/admin/api 可访问。
# 解决 1) 启动瞬间 host not found2) Podman 无 127.0.0.11 时勿用 resolver+变量 proxy_pass否则 502/超时)。
#
# 探测顺序HTTP(wget) → TCP(nc) → ICMP(ping)。部分环境禁 ping 或 busybox wget 异常时nc 仍可判定「能连上端口」。
set -e
MAX="${NGINX_WAIT_UPSTREAM_SEC:-90}"
MAX="${NGINX_WAIT_UPSTREAM_SEC:-120}"
DEBUG="${NGINX_WAIT_DEBUG:-0}"
log() {
if [ "$DEBUG" = "1" ] || [ "$DEBUG" = "true" ]; then
echo "yh_nginx(wait): $*" >&2
fi
}
echo "yh_nginx: waiting for upstream (web:80 admin:80 api:8088), max ${MAX}s..."
# 优先 HTTP 探测ICMP 在部分环境被禁);无 wget 时用 ping
ping_one() {
host="$1"
if ping -c1 -W2 "$host" >/dev/null 2>&1; then
@@ -14,25 +23,68 @@ ping_one() {
ping -c1 -w3 "$host" >/dev/null 2>&1
}
# 仅测端口是否打开(不依赖 HTTP 状态码)
tcp_open() {
host="$1"
port="$2"
if ! command -v nc >/dev/null 2>&1; then
return 1
fi
nc -z -w3 "$host" "$port" 2>/dev/null
}
# HTTP 成功2xx/3xxbusybox wget 遇 404 会非 0故 API 必须用会返回 200 的路径
http_ok() {
host="$1"
port="$2"
path="${3:-/}"
if ! command -v wget >/dev/null 2>&1; then
return 1
fi
# -T部分镜像仅支持短选项
if wget -q -O/dev/null -T 5 "http://${host}:${port}${path}" 2>/dev/null; then
return 0
fi
return 1
}
upstream_ok() {
host="$1"
port="$2"
path="${3:-/}"
if command -v wget >/dev/null 2>&1; then
wget -q -O/dev/null -T 3 "http://${host}:${port}${path}" 2>/dev/null && return 0
if http_ok "$host" "$port" "$path"; then
log "http OK ${host}:${port}${path}"
return 0
fi
ping_one "$host"
if tcp_open "$host" "$port"; then
log "tcp OK ${host}:${port}"
return 0
fi
if ping_one "$host"; then
log "ping OK $host (HTTP/TCP 未验证,仅 DNS/L3)"
return 0
fi
return 1
}
n=0
while [ "$n" -lt "$MAX" ]; do
# api 根路径常为 404用 /api/health(与 yuheng.docker.conf 注释一致)
# api 用 /api/health 保证 wget 为 200
if upstream_ok web 80 / && upstream_ok admin 80 / && upstream_ok api 8088 /api/health; then
echo "yh_nginx: upstream OK, starting nginx..."
exec /docker-entrypoint.sh nginx -g 'daemon off;'
fi
# 每 15s 打一行,便于 docker logs 排查
if [ "$n" -gt 0 ] && [ $((n % 15)) -eq 0 ]; then
echo "yh_nginx: still waiting... ${n}s / max ${MAX}s (web admin api)" >&2
fi
n=$((n + 1))
sleep 1
done
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
echo "yh_nginx: timeout after ${MAX}s. 调试: docker logs yh_nginx或临时 export NGINX_WAIT_UPSTREAM_SEC=300" >&2
echo "yh_nginx: 可设 NGINX_WAIT_DEBUG=1 查看每步探测;确认 yh_api 内 curl -s http://127.0.0.1:8088/api/health" >&2
exit 1