73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
package service
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import (
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"encoding/json"
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)
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// CleanGeminiNativeThoughtSignatures 从 Gemini 原生 API 请求中移除 thoughtSignature 字段，
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// 以避免跨账号签名验证错误。
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//
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// 当粘性会话切换账号时（例如原账号异常、不可调度等），旧账号返回的 thoughtSignature
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// 会导致新账号的签名验证失败。通过移除这些签名，让新账号重新生成有效的签名。
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//
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// CleanGeminiNativeThoughtSignatures removes thoughtSignature fields from Gemini native API requests
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// to avoid cross-account signature validation errors.
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//
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// When sticky session switches accounts (e.g., original account becomes unavailable),
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// thoughtSignatures from the old account will cause validation failures on the new account.
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// By removing these signatures, we allow the new account to generate valid signatures.
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func CleanGeminiNativeThoughtSignatures(body []byte) []byte {
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if len(body) == 0 {
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return body
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}
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// 解析 JSON
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var data any
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if err := json.Unmarshal(body, &data); err != nil {
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// 如果解析失败，返回原始 body（可能不是 JSON 或格式不正确）
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return body
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}
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// 递归清理 thoughtSignature
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cleaned := cleanThoughtSignaturesRecursive(data)
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// 重新序列化
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result, err := json.Marshal(cleaned)
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if err != nil {
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// 如果序列化失败，返回原始 body
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return body
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}
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return result
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}
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// cleanThoughtSignaturesRecursive 递归遍历数据结构，移除所有 thoughtSignature 字段
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func cleanThoughtSignaturesRecursive(data any) any {
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switch v := data.(type) {
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case map[string]any:
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// 创建新的 map，移除 thoughtSignature
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result := make(map[string]any, len(v))
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for key, value := range v {
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// 跳过 thoughtSignature 字段
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if key == "thoughtSignature" {
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continue
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}
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// 递归处理嵌套结构
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result[key] = cleanThoughtSignaturesRecursive(value)
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}
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return result
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case []any:
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// 递归处理数组中的每个元素
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result := make([]any, len(v))
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for i, item := range v {
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result[i] = cleanThoughtSignaturesRecursive(item)
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}
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return result
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default:
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// 基本类型（string, number, bool, null）直接返回
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return v
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}
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}
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