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fix(vertex): honor custom base_url as gateway prefix

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This commit is contained in:
yyhhyyyyyy
2026-04-30 15:08:10 +08:00
parent ed7f839911
commit 987b7ecd22
3 changed files with 115 additions and 76 deletions
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relay/channel/vertex/adaptor.go
+9 -48
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@@ -133,47 +133,11 @@ func (a *Adaptor) getRequestUrl(info *relaycommon.RelayInfo, modelName, suffix s
a.AccountCredentials = *adc
if a.RequestMode == RequestModeGemini {
if region == "global" {
return fmt.Sprintf(
"https://aiplatform.googleapis.com/v1/projects/%s/locations/global/publishers/google/models/%s:%s",
adc.ProjectID,
modelName,
suffix,
), nil
} else {
return fmt.Sprintf(
"https://%s-aiplatform.googleapis.com/v1/projects/%s/locations/%s/publishers/google/models/%s:%s",
region,
adc.ProjectID,
region,
modelName,
suffix,
), nil
}
return BuildGoogleModelURL(info.ChannelBaseUrl, DefaultAPIVersion, adc.ProjectID, region, modelName, suffix), nil
} else if a.RequestMode == RequestModeClaude {
if region == "global" {
return fmt.Sprintf(
"https://aiplatform.googleapis.com/v1/projects/%s/locations/global/publishers/anthropic/models/%s:%s",
adc.ProjectID,
modelName,
suffix,
), nil
} else {
return fmt.Sprintf(
"https://%s-aiplatform.googleapis.com/v1/projects/%s/locations/%s/publishers/anthropic/models/%s:%s",
region,
adc.ProjectID,
region,
modelName,
suffix,
), nil
}
return BuildAnthropicModelURL(info.ChannelBaseUrl, DefaultAPIVersion, adc.ProjectID, region, modelName, suffix), nil
} else if a.RequestMode == RequestModeOpenSource {
return fmt.Sprintf(
"https://aiplatform.googleapis.com/v1beta1/projects/%s/locations/%s/endpoints/openapi/chat/completions",
adc.ProjectID,
region,
), nil
return BuildOpenSourceChatCompletionsURL(info.ChannelBaseUrl, adc.ProjectID, region), nil
}
} else {
var keyPrefix string
@@ -182,20 +146,17 @@ func (a *Adaptor) getRequestUrl(info *relaycommon.RelayInfo, modelName, suffix s
} else {
keyPrefix = "?"
}
if region == "global" {
if a.RequestMode == RequestModeGemini {
return fmt.Sprintf(
"https://aiplatform.googleapis.com/v1/publishers/google/models/%s:%s%skey=%s",
modelName,
suffix,
"%s%skey=%s",
BuildGoogleModelURL(info.ChannelBaseUrl, DefaultAPIVersion, "", region, modelName, suffix),
keyPrefix,
info.ApiKey,
), nil
} else {
} else if a.RequestMode == RequestModeClaude {
return fmt.Sprintf(
"https://%s-aiplatform.googleapis.com/v1/publishers/google/models/%s:%s%skey=%s",
region,
modelName,
suffix,
"%s%skey=%s",
BuildAnthropicModelURL(info.ChannelBaseUrl, DefaultAPIVersion, "", region, modelName, suffix),
keyPrefix,
info.ApiKey,
), nil