fix: CMS 站点不可达日志补最内层根因，不再被 SDK 的 ioError 文案吞掉

现象：CmsSiteDirectoryImpl 两处 catch 只打 e.getMessage()，而平台 SDK 统一把传输层失败包成 "OpenAPI request failed: ioError"，底层 ConnectException / SocketTimeoutException / SSLException 全部丢失，日志分不清"对端没起"还是"读超时"。改动： - 新增 rootCauseBrief()：沿 cause 链取最内层原因追加为"（根因 X: msg）"；无 cause 时不追加，避免与 e.getMessage() 重复。 - resolveSite / listSites 两处 catch 日志接入该方法。契约不变：路径 /oapi/site/list、per-target basePath /cms、fail-closed 语义均未动。测试：CmsSiteDirectoryImplTest 新增 1 例断言摘要形态；mvn test 82/82 绿。
2026-09-15 20:52:59 +08:00
parent d47951abd7
commit 000d0591fa
2 changed files with 33 additions and 2 deletions
@@ -123,4 +123,20 @@ class CmsSiteDirectoryImplTest {
    void listSites_rejectsNullSchId() {
        assertThrows(BizException.class, () -> directory.listSites(null));
    }
+
+    @Test
+    @DisplayName("rootCauseBrief：ioError 包装层要透出最内层原因（区分\"对端没起\"与\"读超时\"）")
+    void rootCauseBrief_exposesInnermostCause() {
+        // 无 cause：不追加，避免与 e.getMessage() 重复
+        assertEquals("", CmsSiteDirectoryImpl.rootCauseBrief(
+                new RuntimeException("OpenAPI request failed: ioError")));
+
+        // 实际形态：OpenApiException(ioError) ← ResourceAccessException ← ConnectException
+        java.net.ConnectException refused = new java.net.ConnectException("Connection refused: connect");
+        Exception wrapped = new RuntimeException("OpenAPI request failed: ioError",
+                new RuntimeException("I/O error on GET request", refused));
+        String brief = CmsSiteDirectoryImpl.rootCauseBrief(wrapped);
+        assertTrue(brief.contains("ConnectException"), brief);
+        assertTrue(brief.contains("Connection refused: connect"), brief);
+    }
 }