From 4be154d0cb88a3aae347bb707914e94843d47c35 Mon Sep 17 00:00:00 2001
From: RRRosmontis <rrrosmontis@icloud.com>
Date: Wed, 2 Sep 2026 18:54:19 +0800
Subject: [PATCH] =?UTF-8?q?nginx=20=E8=A1=A5=20/img-original/=20=E5=8F=8D?=
 =?UTF-8?q?=E4=BB=A3=EF=BC=9AApp=20API=20=E5=8E=9F=E5=9B=BE=E8=B7=AF?=
 =?UTF-8?q?=E5=BE=84=E6=AD=A4=E5=89=8D=20404=EF=BC=8CPixiv=20=E6=BA=90?=
 =?UTF-8?q?=E8=87=AA=E8=BF=81=E7=A7=BB=E4=BB=A5=E6=9D=A5=E4=BB=8E=E6=9C=AA?=
 =?UTF-8?q?=E7=9C=9F=E6=AD=A3=E9=80=9A=E8=BF=87?=
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- location ^~ /img-original/：与 /img-master/ 同参数（UA/Referer/缓存）
- 修复 get_image 源① (App API) 拿到原图后下载 404 的断裂
---
 nginx/openapi.rrrosmontis.icu.conf | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/nginx/openapi.rrrosmontis.icu.conf b/nginx/openapi.rrrosmontis.icu.conf
index 321a60d..ffa1b84 100644
--- a/nginx/openapi.rrrosmontis.icu.conf
+++ b/nginx/openapi.rrrosmontis.icu.conf
@@ -1,6 +1,7 @@
 # openapi.rrrosmontis.icu 统一入口（原 api/pixiv/apixiv.bu4.ren 合并）
 # /pixiv/ /bilibili/ -> openapi 聚合层 127.0.0.1:9888 (main.py)
-# /img-master/       -> i.pximg.net 图片反代（原 apixiv.bu4.ren 逻辑，方案二）
+# /img-master/ /img-original/ -> i.pximg.net 图片反代（原 apixiv.bu4.ren 逻辑，方案二）
+#   2026-09-02 补 /img-original/：App API 原图 URL 为 /img-original/ 前缀，此前未配置导致 404
 
 proxy_cache_path /var/cache/nginx/openapi_img_cache levels=1:2 keys_zone=openapi_img_cache:20m inactive=1d max_size=5g;
 
@@ -57,6 +58,31 @@ server {
         add_header X-Cache-Status $upstream_cache_status;
     }
 
+    # ---- 图片反代 i.pximg.net（/img-original/，App API 原图路径，2026-09-02 补）----
+    location ^~ /img-original/ {
+        set $backend i.pximg.net;
+        proxy_pass https://$backend$request_uri;
+
+        proxy_set_header Host i.pximg.net;
+        proxy_set_header User-Agent "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36";
+        proxy_set_header Referer "https://www.pixiv.net/";
+
+        proxy_ssl_server_name on;
+        proxy_ssl_name i.pximg.net;
+
+        proxy_connect_timeout 10s;
+        proxy_read_timeout 300s;
+
+        proxy_cache openapi_img_cache;
+        proxy_cache_valid 200 7d;
+        proxy_cache_valid 404 5m;
+        proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504;
+        proxy_cache_lock on;
+        proxy_cache_key "$scheme$proxy_host$request_uri";
+
+        add_header X-Cache-Status $upstream_cache_status;
+    }
+
     # ---- pixiv（openapi 聚合层 /pixiv/get_image）----
     location ^~ /pixiv/ {
         proxy_pass http://127.0.0.1:9888;