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fix(api): 渠道请求头 - 补充自定义 Header 配置并应用到上游请求

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Refs #39
This commit is contained in:
ddCat
2026-07-29 20:57:24 +08:00
parent 412399a473
commit 6de81049bf
21 changed files with 535 additions and 75 deletions
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31
backend/internal/handler/custom_proxy_test.go
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@@ -3,6 +3,7 @@ package handler
import (
"bufio"
"bytes"
"encoding/base64"
"io"
"net/http"
"net/http/httptest"
@@ -22,9 +23,12 @@ func TestCustomRelayForwardsOpenAIRequestWithoutBrowserHeaders(t *testing.T) {
if r.Header.Get("Authorization") != "Bearer "+apiKey {
t.Errorf("Authorization = %q", r.Header.Get("Authorization"))
}
if r.Header.Get("User-Agent") != service.DefaultOutboundUserAgent {
if r.Header.Get("User-Agent") != "Custom Relay Agent" {
t.Errorf("User-Agent = %q", r.Header.Get("User-Agent"))
}
if r.Header.Get("X-Gateway-Tenant") != "tenant-a" {
t.Errorf("X-Gateway-Tenant = %q", r.Header.Get("X-Gateway-Tenant"))
}
for _, name := range []string{"Cookie", "Origin", "Referer", "X-Canvas-Upstream-URL", "X-Forwarded-For"} {
if value := r.Header.Get(name); value != "" {
t.Errorf("upstream received %s = %q", name, value)
@@ -43,6 +47,7 @@ func TestCustomRelayForwardsOpenAIRequestWithoutBrowserHeaders(t *testing.T) {
request.Header.Set("Authorization", "Bearer "+apiKey)
request.Header.Set("X-Canvas-Upstream-URL", upstream.URL+"/v1/models")
request.Header.Set("X-Canvas-Upstream-Format", "openai")
request.Header.Set(service.CustomRelayHeadersHeader, base64.StdEncoding.EncodeToString([]byte(`[{"name":"User-Agent","value":"Custom Relay Agent"},{"name":"X-Gateway-Tenant","value":"tenant-a"}]`)))
request.Header.Set("Cookie", "browser=session")
request.Header.Set("Origin", "https://canvas.example.com")
response := httptest.NewRecorder()
@@ -61,6 +66,30 @@ func TestCustomRelayForwardsOpenAIRequestWithoutBrowserHeaders(t *testing.T) {
}
}
func TestCustomRelayReturnsVideoContent(t *testing.T) {
gin.SetMode(gin.TestMode)
upstream := httptest.NewTLSServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.Header().Set("Content-Type", "video/mp4")
_, _ = w.Write([]byte("video-content"))
}))
defer upstream.Close()
useCustomRelayTestClient(t, upstream.Client())
t.Setenv("CANVAS_ALLOWED_PRIVATE_UPSTREAM_HOSTS", "127.0.0.1")
request := httptest.NewRequest(http.MethodGet, "/api/ai/custom", nil)
request.Header.Set("Authorization", "Bearer test-key")
request.Header.Set("X-Canvas-Upstream-URL", upstream.URL+"/v1/videos/task-1/content")
request.Header.Set("X-Canvas-Upstream-Format", "openai")
response := httptest.NewRecorder()
context, _ := gin.CreateTestContext(response)
context.Request = request
proxyCustomRelayRequest(context, defaultCustomRelayTestPolicy())
if response.Code != http.StatusOK || response.Header().Get("Content-Type") != "video/mp4" || response.Body.String() != "video-content" {
t.Fatalf("status = %d, content-type = %q, body = %q", response.Code, response.Header().Get("Content-Type"), response.Body.String())
}
}
func TestCustomRelayConvertsGeminiAuthentication(t *testing.T) {
gin.SetMode(gin.TestMode)
const apiKey = "gemini-secret-key"