From 23e730ca752364efa87a7ac59d153b9b49905855 Mon Sep 17 00:00:00 2001
From: chenbowen <chen.bowen@cestc.cn>
Date: Wed, 29 Jul 2026 19:17:26 +0800
Subject: [PATCH] fix(apisix): use req_headers for active health checks

---
 apps/cli/src/linter/specs/upstream.spec.ts   | 35 ++++++++++++++++++++
 libs/backend-apisix-standalone/src/typing.ts |  2 +-
 libs/sdk/src/core/schema.ts                  |  2 +-
 schema.json                                  |  4 +--
 4 files changed, 39 insertions(+), 4 deletions(-)

diff --git a/apps/cli/src/linter/specs/upstream.spec.ts b/apps/cli/src/linter/specs/upstream.spec.ts
index b618e255..7f04f722 100644
--- a/apps/cli/src/linter/specs/upstream.spec.ts
+++ b/apps/cli/src/linter/specs/upstream.spec.ts
@@ -128,6 +128,41 @@ describe('Upstream Linter', () => {
       } as ADCSDK.Configuration,
       expect: true,
     },
+    {
+      name: 'should accept req_headers on active health check',
+      input: {
+        services: [
+          {
+            name: 'HealthCheck_RequestHeaders',
+            upstream: {
+              nodes: [
+                {
+                  host: '1.1.1.1',
+                  port: 443,
+                  weight: 100,
+                },
+              ],
+              checks: {
+                active: {
+                  type: 'https',
+                  http_path: '/',
+                  req_headers: ['User-Agent: adc-health-check'],
+                  healthy: {
+                    interval: 2,
+                    successes: 1,
+                  },
+                  unhealthy: {
+                    interval: 1,
+                    timeouts: 3,
+                  },
+                },
+              },
+            },
+          },
+        ],
+      } as ADCSDK.Configuration,
+      expect: true,
+    },
     {
       name: 'should only allow upstream mtls in client_cert and client_key',
       input: {
diff --git a/libs/backend-apisix-standalone/src/typing.ts b/libs/backend-apisix-standalone/src/typing.ts
index 25f6ef14..3cb3ec04 100644
--- a/libs/backend-apisix-standalone/src/typing.ts
+++ b/libs/backend-apisix-standalone/src/typing.ts
@@ -147,7 +147,7 @@ const UpstreamSchema = z.strictObject({
         port: z.coerce.number().int().min(1).max(65535).optional(),
         http_path: z.string().default('/').optional(),
         https_verify_certificate: z.boolean().default(true).optional(),
-        http_request_headers: z.array(z.string()).min(1).optional(),
+        req_headers: z.array(z.string()).min(1).optional(),
         healthy: z
           .strictObject({
             ...upstreamHealthCheckPassiveHealthy.shape,
diff --git a/libs/sdk/src/core/schema.ts b/libs/sdk/src/core/schema.ts
index 4d6df219..380e0d21 100644
--- a/libs/sdk/src/core/schema.ts
+++ b/libs/sdk/src/core/schema.ts
@@ -123,7 +123,7 @@ const upstreamSchema = (extend?: ZodRawShape) =>
             port: portSchema.optional(),
             http_path: z.string().default('/').optional(),
             https_verify_certificate: z.boolean().default(true).optional(),
-            http_request_headers: z.array(z.string()).min(1).optional(),
+            req_headers: z.array(z.string()).min(1).optional(),
             healthy: z
               .strictObject({
                 ...upstreamHealthCheckPassiveHealthy.shape,
diff --git a/schema.json b/schema.json
index d4e53a22..f2a24f36 100644
--- a/schema.json
+++ b/schema.json
@@ -128,7 +128,7 @@
                         "default": true,
                         "type": "boolean"
                       },
-                      "http_request_headers": {
+                      "req_headers": {
                         "minItems": 1,
                         "type": "array",
                         "items": {
@@ -560,7 +560,7 @@
                           "default": true,
                           "type": "boolean"
                         },
-                        "http_request_headers": {
+                        "req_headers": {
                           "minItems": 1,
                           "type": "array",
                           "items": {