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fix: 完善转换代理行为

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This commit is contained in:
兰缘小妖
2026-04-26 21:48:17 +08:00
parent 155244433f
commit 9622d44aac
33 changed files with 1127 additions and 1117 deletions
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25
backend/internal/conversion/openai/adapter.go
View File

@@ -29,27 +29,27 @@ func (a *Adapter) SupportsPassthrough() bool { return true }
// DetectInterfaceType 根据路径检测接口类型
func (a *Adapter) DetectInterfaceType(nativePath string) conversion.InterfaceType {
switch {
case nativePath == "/chat/completions":
case nativePath == "/v1/chat/completions":
return conversion.InterfaceTypeChat
case nativePath == "/models":
case nativePath == "/v1/models":
return conversion.InterfaceTypeModels
case isModelInfoPath(nativePath):
return conversion.InterfaceTypeModelInfo
case nativePath == "/embeddings":
case nativePath == "/v1/embeddings":
return conversion.InterfaceTypeEmbeddings
case nativePath == "/rerank":
case nativePath == "/v1/rerank":
return conversion.InterfaceTypeRerank
default:
return conversion.InterfaceTypePassthrough
}
}
// isModelInfoPath 判断是否为模型详情路径（/models/{id}，允许 id 含 /）
// isModelInfoPath 判断是否为模型详情路径（/v1/models/{id}，允许 id 含 /）
func isModelInfoPath(path string) bool {
if !strings.HasPrefix(path, "/models/") {
if !strings.HasPrefix(path, "/v1/models/") {
return false
}
suffix := path[len("/models/"):]
suffix := path[len("/v1/models/"):]
return suffix != ""
}
@@ -60,6 +60,11 @@ func (a *Adapter) BuildUrl(nativePath string, interfaceType conversion.Interface
return "/chat/completions"
case conversion.InterfaceTypeModels:
return "/models"
case conversion.InterfaceTypeModelInfo:
if modelID, err := a.ExtractUnifiedModelID(nativePath); err == nil {
return "/models/" + modelID
}
return nativePath
case conversion.InterfaceTypeEmbeddings:
return "/embeddings"
case conversion.InterfaceTypeRerank:
@@ -221,12 +226,12 @@ func (a *Adapter) EncodeRerankResponse(resp *canonical.CanonicalRerankResponse)
return encodeRerankResponse(resp)
}
// ExtractUnifiedModelID 从路径中提取统一模型 ID（/models/{provider_id}/{model_name}）
// ExtractUnifiedModelID 从路径中提取统一模型 ID（/v1/models/{provider_id}/{model_name}）
func (a *Adapter) ExtractUnifiedModelID(nativePath string) (string, error) {
if !strings.HasPrefix(nativePath, "/models/") {
if !strings.HasPrefix(nativePath, "/v1/models/") {
return "", fmt.Errorf("不是模型详情路径: %s", nativePath)
}
suffix := nativePath[len("/models/"):]
suffix := nativePath[len("/v1/models/"):]
if suffix == "" {
return "", fmt.Errorf("路径缺少模型 ID")
}

67
backend/internal/conversion/openai/adapter_test.go
View File

@@ -28,11 +28,11 @@ func TestAdapter_DetectInterfaceType(t *testing.T) {
path string
expected conversion.InterfaceType
}{
{"聊天补全", "/chat/completions", conversion.InterfaceTypeChat},
{"模型列表", "/models", conversion.InterfaceTypeModels},
{"模型详情", "/models/gpt-4", conversion.InterfaceTypeModelInfo},
{"嵌入接口", "/embeddings", conversion.InterfaceTypeEmbeddings},
{"重排序接口", "/rerank", conversion.InterfaceTypeRerank},
{"聊天补全", "/v1/chat/completions", conversion.InterfaceTypeChat},
{"模型列表", "/v1/models", conversion.InterfaceTypeModels},
{"模型详情", "/v1/models/openai/gpt-4", conversion.InterfaceTypeModelInfo},
{"嵌入接口", "/v1/embeddings", conversion.InterfaceTypeEmbeddings},
{"重排序接口", "/v1/rerank", conversion.InterfaceTypeRerank},
{"未知路径", "/unknown", conversion.InterfaceTypePassthrough},
}
@@ -44,20 +44,18 @@ func TestAdapter_DetectInterfaceType(t *testing.T) {
}
}
func TestAdapter_APIReferenceNativePaths(t *testing.T) {
func TestAdapter_OldPathsBecomePassthrough(t *testing.T) {
a := NewAdapter()
// docs/api_reference/openai, excluding responses, defines paths without /v1.
tests := []struct {
path string
expected conversion.InterfaceType
}{
{"/chat/completions", conversion.InterfaceTypeChat},
{"/models", conversion.InterfaceTypeModels},
{"/models/gpt-4.1", conversion.InterfaceTypeModelInfo},
{"/embeddings", conversion.InterfaceTypeEmbeddings},
{"/rerank", conversion.InterfaceTypeRerank},
{"/v1/chat/completions", conversion.InterfaceTypePassthrough},
{"/chat/completions", conversion.InterfaceTypePassthrough},
{"/models", conversion.InterfaceTypePassthrough},
{"/models/gpt-4.1", conversion.InterfaceTypePassthrough},
{"/embeddings", conversion.InterfaceTypePassthrough},
{"/rerank", conversion.InterfaceTypePassthrough},
}
for _, tt := range tests {
@@ -76,10 +74,12 @@ func TestAdapter_BuildUrl(t *testing.T) {
interfaceType conversion.InterfaceType
expected string
}{
{"聊天", "/chat/completions", conversion.InterfaceTypeChat, "/chat/completions"},
{"模型", "/models", conversion.InterfaceTypeModels, "/models"},
{"嵌入", "/embeddings", conversion.InterfaceTypeEmbeddings, "/embeddings"},
{"重排序", "/rerank", conversion.InterfaceTypeRerank, "/rerank"},
{"聊天", "/v1/chat/completions", conversion.InterfaceTypeChat, "/chat/completions"},
{"模型", "/v1/models", conversion.InterfaceTypeModels, "/models"},
{"模型详情", "/v1/models/openai/gpt-4", conversion.InterfaceTypeModelInfo, "/models/openai/gpt-4"},
{"复杂模型详情", "/v1/models/azure/accounts/org/models/gpt-4", conversion.InterfaceTypeModelInfo, "/models/azure/accounts/org/models/gpt-4"},
{"嵌入", "/v1/embeddings", conversion.InterfaceTypeEmbeddings, "/embeddings"},
{"重排序", "/v1/rerank", conversion.InterfaceTypeRerank, "/rerank"},
{"默认透传", "/other", conversion.InterfaceTypePassthrough, "/other"},
}
@@ -141,12 +141,12 @@ func TestIsModelInfoPath(t *testing.T) {
path string
expected bool
}{
{"model_info", "/models/gpt-4", true},
{"model_info_with_dots", "/models/gpt-4.1-preview", true},
{"models_list", "/models", false},
{"nested_path", "/models/gpt-4/versions", true},
{"empty_suffix", "/models/", false},
{"unrelated", "/chat/completions", false},
{"model_info", "/v1/models/openai/gpt-4", true},
{"model_info_with_dots", "/v1/models/openai/gpt-4.1-preview", true},
{"models_list", "/v1/models", false},
{"nested_path", "/v1/models/azure/accounts/org-123/models/gpt-4", true},
{"empty_suffix", "/v1/models/", false},
{"unrelated", "/v1/chat/completions", false},
{"partial_prefix", "/model", false},
}
@@ -157,6 +157,27 @@ func TestIsModelInfoPath(t *testing.T) {
}
}
func TestAdapter_ExtractUnifiedModelID(t *testing.T) {
a := NewAdapter()
t.Run("标准路径", func(t *testing.T) {
modelID, err := a.ExtractUnifiedModelID("/v1/models/openai/gpt-4")
require.NoError(t, err)
assert.Equal(t, "openai/gpt-4", modelID)
})
t.Run("复杂路径", func(t *testing.T) {
modelID, err := a.ExtractUnifiedModelID("/v1/models/azure/accounts/org/models/gpt-4")
require.NoError(t, err)
assert.Equal(t, "azure/accounts/org/models/gpt-4", modelID)
})
t.Run("非模型详情路径报错", func(t *testing.T) {
_, err := a.ExtractUnifiedModelID("/v1/models")
require.Error(t, err)
})
}
func TestAdapter_EncodeError_InvalidInput(t *testing.T) {
a := NewAdapter()
convErr := conversion.NewConversionError(conversion.ErrorCodeInvalidInput, "参数无效")

24
backend/internal/conversion/openai/adapter_unified_test.go
View File

@@ -18,35 +18,35 @@ func TestExtractUnifiedModelID(t *testing.T) {
a := NewAdapter()
t.Run("standard_path", func(t *testing.T) {
id, err := a.ExtractUnifiedModelID("/models/openai/gpt-4")
id, err := a.ExtractUnifiedModelID("/v1/models/openai/gpt-4")
require.NoError(t, err)
assert.Equal(t, "openai/gpt-4", id)
})
t.Run("multi_segment_path", func(t *testing.T) {
id, err := a.ExtractUnifiedModelID("/models/azure/accounts/org/models/gpt-4")
id, err := a.ExtractUnifiedModelID("/v1/models/azure/accounts/org/models/gpt-4")
require.NoError(t, err)
assert.Equal(t, "azure/accounts/org/models/gpt-4", id)
})
t.Run("single_segment", func(t *testing.T) {
id, err := a.ExtractUnifiedModelID("/models/gpt-4")
id, err := a.ExtractUnifiedModelID("/v1/models/gpt-4")
require.NoError(t, err)
assert.Equal(t, "gpt-4", id)
})
t.Run("non_model_path", func(t *testing.T) {
_, err := a.ExtractUnifiedModelID("/chat/completions")
_, err := a.ExtractUnifiedModelID("/v1/chat/completions")
require.Error(t, err)
})
t.Run("empty_suffix", func(t *testing.T) {
_, err := a.ExtractUnifiedModelID("/models/")
_, err := a.ExtractUnifiedModelID("/v1/models/")
require.Error(t, err)
})
t.Run("models_list_no_slash", func(t *testing.T) {
_, err := a.ExtractUnifiedModelID("/models")
_, err := a.ExtractUnifiedModelID("/v1/models")
require.Error(t, err)
})
@@ -344,12 +344,12 @@ func TestIsModelInfoPath_UnifiedModelID(t *testing.T) {
path string
expected bool
}{
{"simple_model_id", "/models/gpt-4", true},
{"unified_model_id_with_slash", "/models/openai/gpt-4", true},
{"models_list", "/models", false},
{"models_list_trailing_slash", "/models/", false},
{"chat_completions", "/chat/completions", false},
{"deeply_nested", "/models/azure/eastus/deployments/my-dept/models/gpt-4", true},
{"simple_model_id", "/v1/models/gpt-4", true},
{"unified_model_id_with_slash", "/v1/models/openai/gpt-4", true},
{"models_list", "/v1/models", false},
{"models_list_trailing_slash", "/v1/models/", false},
{"chat_completions", "/v1/chat/completions", false},
{"deeply_nested", "/v1/models/azure/eastus/deployments/my-dept/models/gpt-4", true},
}
for _, tt := range tests {