From d3365ab77a223db36bf2b5b8f6d3ffeadd4db50c Mon Sep 17 00:00:00 2001
From: Vaica <94612053+zqlit@users.noreply.github.com>
Date: Sun, 21 Jun 2026 22:56:07 +0800
Subject: [PATCH] 2256

---
 write-server/entrypoint.sh     |  7 +++++--
 write-server/src/lib/config.ts | 30 ++++++++++++++++++++++++------
 2 files changed, 29 insertions(+), 8 deletions(-)

diff --git a/write-server/entrypoint.sh b/write-server/entrypoint.sh
index d7290494..f6c2d80b 100644
--- a/write-server/entrypoint.sh
+++ b/write-server/entrypoint.sh
@@ -8,5 +8,8 @@ mkdir -p /app/recycle/posts /app/recycle/meta /app/logs /app/backups
 # 修复权限
 chown -R nextjs:nodejs /app/recycle /app/logs /app/backups
 
-# 以 nextjs 用户启动应用
-exec su-exec nextjs "$@"
+# 调试：打印环境变量
+echo "[entrypoint] BLOG_ROOT=$BLOG_ROOT"
+
+# 以 nextjs 用户启动应用（保留环境变量）
+exec su-exec nextjs env "$@"
diff --git a/write-server/src/lib/config.ts b/write-server/src/lib/config.ts
index 936953de..016c70a4 100644
--- a/write-server/src/lib/config.ts
+++ b/write-server/src/lib/config.ts
@@ -1,12 +1,30 @@
 import path from "path";
+import fs from "fs";
 import os from "os";
 
-// 支持环境变量配置 BLOG_ROOT（Linux 部署）
-// Docker 部署时，BLOG_ROOT 通过 Docker 环境变量传入，不要放在 .env 文件中
-const envBlogRoot = process.env.BLOG_ROOT;
-export const BLOG_ROOT = envBlogRoot && envBlogRoot.trim()
-  ? path.resolve(envBlogRoot)
-  : path.resolve(process.cwd(), "..");
+// 获取博客根目录
+// 优先级：BLOG_ROOT 环境变量 > Docker 挂载 /blog > 上级目录
+function getBlogRoot(): string {
+  // 1. 环境变量
+  const envRoot = process.env.BLOG_ROOT;
+  if (envRoot && envRoot.trim() && envRoot !== "undefined") {
+    const resolved = path.resolve(envRoot);
+    if (fs.existsSync(path.join(resolved, "content"))) {
+      return resolved;
+    }
+  }
+
+  // 2. Docker 挂载检测
+  const dockerPath = "/blog";
+  if (fs.existsSync(path.join(dockerPath, "content"))) {
+    return dockerPath;
+  }
+
+  // 3. 回退到上级目录
+  return path.resolve(process.cwd(), "..");
+}
+
+export const BLOG_ROOT = getBlogRoot();
 
 export const CONTENT_DIR = path.join(BLOG_ROOT, "content", "posts");
 export const STATIC_DIR = path.join(BLOG_ROOT, "static");