2064c1a19f
- 保留 Windsurf 订制代码 - 上游新增：Affiliate 邀返佣功能、OpenAI compact 支持、Claude Code 完整 mimicry - 解决冲突：handler/wire.go、wire_gen.go、constants.go、gateway_service.go 等
446 lines
17 KiB
Go
446 lines
17 KiB
Go
// Package claude provides constants and helpers for Claude API integration.
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package claude
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import (
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"fmt"
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"os"
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"strings"
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)
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// Claude Code 客户端相关常量
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// DefaultCLIVersion 是当前模拟的 Claude CLI 版本
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var (
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DefaultCLIVersion = "2.1.104"
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DefaultStainlessLang = "js"
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DefaultStainlessPackageVersion = "0.81.0"
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DefaultStainlessOS = "MacOS"
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DefaultStainlessArch = "arm64"
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DefaultStainlessRuntime = "node"
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DefaultStainlessRuntimeVersion = "v24.3.0"
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DefaultStainlessRetryCount = "0"
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DefaultStainlessTimeout = "600"
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DefaultXApp = "cli"
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DefaultAnthropicVersion = "2023-06-01"
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)
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// DeviceProfile 表示一组 Claude Code 客户端设备画像默认值。
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type DeviceProfile struct {
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UserAgent string
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StainlessLang string
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StainlessPackageVersion string
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StainlessOS string
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StainlessArch string
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StainlessRuntime string
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StainlessRuntimeVersion string
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StainlessRetryCount string
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StainlessTimeout string
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XApp string
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AnthropicVersion string
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}
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func trimEnv(key string) string {
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return strings.TrimSpace(os.Getenv(key))
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}
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func envTruthy(key string) bool {
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switch strings.ToLower(trimEnv(key)) {
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case "1", "true", "yes", "on":
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return true
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default:
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return false
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}
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}
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func envExplicitFalse(key string) bool {
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switch strings.ToLower(trimEnv(key)) {
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case "0", "false", "no", "off":
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return true
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default:
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return false
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}
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}
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// CurrentEntrypoint returns the Claude Code entrypoint label used by the real CLI.
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// The local bundle defaults to "cli" when CLAUDE_CODE_ENTRYPOINT is not set.
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func CurrentEntrypoint() string {
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if entrypoint := trimEnv("CLAUDE_CODE_ENTRYPOINT"); entrypoint != "" {
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return entrypoint
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}
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return "cli"
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}
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func currentAgentSDKVersion() string {
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return trimEnv("CLAUDE_AGENT_SDK_VERSION")
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}
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func currentClientApp() string {
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return trimEnv("CLAUDE_AGENT_SDK_CLIENT_APP")
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}
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// CurrentWorkload returns the process-scoped workload tag used for cc_workload attribution.
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// Local Claude Code keeps this in-process; sub2api exposes an env fallback so the server can
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// mirror cron/daemon callers when configured.
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func CurrentWorkload() string {
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return trimEnv("CLAUDE_CODE_WORKLOAD")
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}
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func currentCLIUserAgentDescriptors() []string {
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parts := []string{CurrentEntrypoint()}
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if sdkVersion := currentAgentSDKVersion(); sdkVersion != "" {
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parts = append(parts, "agent-sdk/"+sdkVersion)
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}
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if clientApp := currentClientApp(); clientApp != "" {
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parts = append(parts, "client-app/"+clientApp)
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}
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if workload := CurrentWorkload(); workload != "" {
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parts = append(parts, "workload/"+workload)
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}
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return parts
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}
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func currentCodeUserAgentDescriptors() []string {
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parts := make([]string, 0, 3)
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if entrypoint := trimEnv("CLAUDE_CODE_ENTRYPOINT"); entrypoint != "" {
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parts = append(parts, entrypoint)
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}
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if sdkVersion := currentAgentSDKVersion(); sdkVersion != "" {
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parts = append(parts, "agent-sdk/"+sdkVersion)
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}
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if clientApp := currentClientApp(); clientApp != "" {
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parts = append(parts, "client-app/"+clientApp)
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}
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return parts
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}
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func formatUserAgent(cliVersion string) string {
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version := strings.TrimSpace(cliVersion)
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if version == "" {
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version = DefaultCLIVersion
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}
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return fmt.Sprintf("claude-cli/%s (external, %s)", version, strings.Join(currentCLIUserAgentDescriptors(), ", "))
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}
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func DefaultUserAgent() string {
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return formatUserAgent(DefaultCLIVersion)
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}
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func DefaultCodeUserAgent() string {
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return "claude-code/" + strings.TrimSpace(DefaultCLIVersion)
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}
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// DetailedCodeUserAgent mirrors the local JqH() builder, which appends entrypoint / agent-sdk /
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// client-app descriptors when they are present in the process environment.
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func DetailedCodeUserAgent() string {
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version := strings.TrimSpace(DefaultCLIVersion)
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if version == "" {
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version = "unknown"
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}
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parts := currentCodeUserAgentDescriptors()
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if len(parts) == 0 {
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return "claude-code/" + version
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}
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return fmt.Sprintf("claude-code/%s (%s)", version, strings.Join(parts, ", "))
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}
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// DefaultDeviceProfile 返回当前默认 Claude Code 设备画像。
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func DefaultDeviceProfile() DeviceProfile {
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return DeviceProfile{
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UserAgent: DefaultUserAgent(),
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StainlessLang: DefaultStainlessLang,
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StainlessPackageVersion: DefaultStainlessPackageVersion,
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StainlessOS: DefaultStainlessOS,
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StainlessArch: DefaultStainlessArch,
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StainlessRuntime: DefaultStainlessRuntime,
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StainlessRuntimeVersion: DefaultStainlessRuntimeVersion,
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StainlessRetryCount: DefaultStainlessRetryCount,
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StainlessTimeout: DefaultStainlessTimeout,
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XApp: DefaultXApp,
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AnthropicVersion: DefaultAnthropicVersion,
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}
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}
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func buildDefaultHeaders(profile DeviceProfile) map[string]string {
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return map[string]string{
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// Keep these in sync with recent Claude CLI traffic to reduce the chance
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// that Claude Code-scoped OAuth credentials are rejected as "non-CLI" usage.
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"User-Agent": profile.UserAgent,
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"X-Stainless-Lang": profile.StainlessLang,
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"X-Stainless-Package-Version": profile.StainlessPackageVersion,
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"X-Stainless-OS": profile.StainlessOS,
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"X-Stainless-Arch": profile.StainlessArch,
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"X-Stainless-Runtime": profile.StainlessRuntime,
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"X-Stainless-Runtime-Version": profile.StainlessRuntimeVersion,
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"X-Stainless-Retry-Count": profile.StainlessRetryCount,
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"X-Stainless-Timeout": profile.StainlessTimeout,
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"X-App": profile.XApp,
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"anthropic-version": profile.AnthropicVersion,
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"anthropic-dangerous-direct-browser-access": "true",
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}
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}
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// DefaultHeadersSnapshot returns a fresh copy of the default Claude Code header skeleton.
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// It re-evaluates env-backed runtime values like CLAUDE_CODE_ENTRYPOINT on each call.
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func DefaultHeadersSnapshot() map[string]string {
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return buildDefaultHeaders(DefaultDeviceProfile())
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}
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// OptionalAPIHeaders returns the local Claude Code env-driven optional headers that are only
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// attached in remote / SDK / protected modes.
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func OptionalAPIHeaders() map[string]string {
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headers := map[string]string{}
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if containerID := trimEnv("CLAUDE_CODE_CONTAINER_ID"); containerID != "" {
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headers["x-claude-remote-container-id"] = containerID
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}
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if remoteSessionID := trimEnv("CLAUDE_CODE_REMOTE_SESSION_ID"); remoteSessionID != "" {
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headers["x-claude-remote-session-id"] = remoteSessionID
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}
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if clientApp := currentClientApp(); clientApp != "" {
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headers["x-client-app"] = clientApp
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}
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if envTruthy("CLAUDE_CODE_ADDITIONAL_PROTECTION") {
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headers["x-anthropic-additional-protection"] = "true"
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}
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return headers
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}
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// AttributionHeaderDisabled mirrors the official CLAUDE_CODE_ATTRIBUTION_HEADER=false toggle.
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func AttributionHeaderDisabled() bool {
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return envExplicitFalse("CLAUDE_CODE_ATTRIBUTION_HEADER")
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}
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// Beta header 常量
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//
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// 这里的常量对齐真实 Claude Code CLI 的最新流量（截至 2026-04）。
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// 选型参考：与 Parrot (src/transform/cc_mimicry.py) 的 BETAS 保持一致，
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// 原因：Anthropic 上游会基于 anthropic-beta 的完整集合判定请求来源；
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// 缺少任何"官方 Claude Code 请求才会带"的 beta，都会被降级到第三方额度，
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// 对应报错：`Third-party apps now draw from your extra usage, not your plan limits.`
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const (
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BetaOAuth = "oauth-2025-04-20"
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BetaClaudeCode = "claude-code-20250219"
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BetaInterleavedThinking = "interleaved-thinking-2025-05-14"
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BetaFineGrainedToolStreaming = "fine-grained-tool-streaming-2025-05-14"
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BetaTokenCounting = "token-counting-2024-11-01"
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BetaContext1M = "context-1m-2025-08-07"
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BetaFastMode = "fast-mode-2026-02-01"
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// 新增（对齐官方 CLI 2.1.9x 以来的流量）
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BetaPromptCachingScope = "prompt-caching-scope-2026-01-05"
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BetaEffort = "effort-2025-11-24"
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BetaRedactThinking = "redact-thinking-2026-02-12"
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BetaContextManagement = "context-management-2025-06-27"
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BetaExtendedCacheTTL = "extended-cache-ttl-2025-04-11"
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BetaTaskBudgets = "task-budgets-2026-03-13"
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BetaTokenEfficientTools = "token-efficient-tools-2026-03-28"
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BetaStructuredOutputs = "structured-outputs-2025-12-15"
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BetaAdvisor = "advisor-tool-2026-03-01"
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BetaWebSearch = "web-search-2025-03-05"
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)
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// DroppedBetas 是转发时需要从 anthropic-beta header 中移除的 beta token 列表。
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// 这些 token 是客户端特有的，不应透传给上游 API。
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var DroppedBetas = []string{}
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// DefaultBetaHeader Claude Code 客户端默认的 anthropic-beta header（OAuth 账号，不含 context-1m）
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// 使用 GetOAuthBetaHeader(modelID) 获取含 context-1m 的 model-aware 版本。
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const DefaultBetaHeader = BetaClaudeCode + "," + BetaOAuth + "," + BetaInterleavedThinking + "," + BetaFineGrainedToolStreaming + "," + BetaRedactThinking + "," + BetaContextManagement + "," + BetaPromptCachingScope + "," + BetaEffort
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// MessageBetaHeaderNoTools /v1/messages 在无工具时的 beta header（OAuth，不含 context-1m）
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//
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// NOTE: Claude Code OAuth credentials are scoped to Claude Code. When we "mimic"
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// Claude Code for non-Claude-Code clients, we must include the claude-code beta
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// even if the request doesn't use tools, otherwise upstream may reject the
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// request as a non-Claude-Code API request.
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const MessageBetaHeaderNoTools = BetaClaudeCode + "," + BetaOAuth + "," + BetaInterleavedThinking + "," + BetaRedactThinking + "," + BetaContextManagement + "," + BetaPromptCachingScope + "," + BetaEffort
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// MessageBetaHeaderWithTools /v1/messages 在有工具时的 beta header（OAuth，不含 context-1m）
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const MessageBetaHeaderWithTools = BetaClaudeCode + "," + BetaOAuth + "," + BetaInterleavedThinking + "," + BetaRedactThinking + "," + BetaContextManagement + "," + BetaPromptCachingScope + "," + BetaEffort
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// CountTokensBetaHeader count_tokens 请求使用的 anthropic-beta header
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const CountTokensBetaHeader = BetaClaudeCode + "," + BetaOAuth + "," + BetaInterleavedThinking + "," + BetaTokenCounting + "," + BetaContextManagement
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// HaikuBetaHeader Haiku 模型使用的 anthropic-beta header（OAuth，不含 claude-code / context-1m）
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const HaikuBetaHeader = BetaOAuth + "," + BetaInterleavedThinking + "," + BetaEffort
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// APIKeyBetaHeader API-key 账号使用的 anthropic-beta header（不含 oauth / context-1m）
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// 使用 GetAPIKeyBetaHeader(modelID) 获取含 context-1m 的 model-aware 版本。
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const APIKeyBetaHeader = BetaClaudeCode + "," + BetaInterleavedThinking + "," + BetaFineGrainedToolStreaming + "," + BetaEffort + "," + BetaPromptCachingScope
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// APIKeyHaikuBetaHeader Haiku 模型在 API-key 账号下使用的 anthropic-beta header（不含 oauth / claude-code）
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const APIKeyHaikuBetaHeader = BetaInterleavedThinking + "," + BetaEffort
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// ModelSupports1M 判断模型是否支持 1M context window。
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// 与 claude-code-2.1.104 bundle 中 modelSupports1M 逻辑保持一致：
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//
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// claude-sonnet-4 系列 和 claude-opus-4-6 支持 1M context。
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func ModelSupports1M(modelID string) bool {
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lower := strings.ToLower(strings.TrimSpace(modelID))
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return strings.Contains(lower, "claude-sonnet-4") || strings.Contains(lower, "opus-4-6")
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}
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// GetOAuthBetaHeader 返回 OAuth 账号的 beta header。
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// 仅当模型支持 1M context 时才包含 context-1m-2025-08-07。
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func GetOAuthBetaHeader(modelID string) string {
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if ModelSupports1M(modelID) {
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return BetaClaudeCode + "," + BetaOAuth + "," + BetaInterleavedThinking + "," + BetaFineGrainedToolStreaming + "," + BetaContext1M + "," + BetaRedactThinking + "," + BetaContextManagement + "," + BetaPromptCachingScope + "," + BetaEffort
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}
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return DefaultBetaHeader
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}
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// GetAPIKeyBetaHeader 返回 API-key 账号的 beta header。
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// 仅当模型支持 1M context 时才包含 context-1m-2025-08-07。
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func GetAPIKeyBetaHeader(modelID string) string {
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if strings.Contains(strings.ToLower(modelID), "haiku") {
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return APIKeyHaikuBetaHeader
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}
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if ModelSupports1M(modelID) {
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return BetaClaudeCode + "," + BetaInterleavedThinking + "," + BetaFineGrainedToolStreaming + "," + BetaContext1M + "," + BetaEffort + "," + BetaPromptCachingScope
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}
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return APIKeyBetaHeader
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}
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// DefaultCacheControlTTL 是网关代理为自己生成的 cache_control 块默认使用的 ttl。
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// 真实 Claude Code CLI 当前使用 "1h"，但本仓策略是"客户端透传 ttl 优先；
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// 客户端缺省时统一使用 5m"，这样既不浪费 1h 缓存额度，也保留客户端自定义能力。
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const DefaultCacheControlTTL = "5m"
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// CLICurrentVersion 是 sub2api 当前对外伪装的 Claude Code CLI 版本号（三段 semver）。
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// 用于 billing attribution block 中的 cc_version=X.Y.Z.{fp} 前缀以及 fingerprint 计算。
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// 必须与 DefaultHeaders["User-Agent"] 中的版本号严格一致；不一致会被 Anthropic 判第三方。
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const CLICurrentVersion = "2.1.92"
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// FullClaudeCodeMimicryBetas 返回最"像"真实 Claude Code CLI 的完整 beta 列表，
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// 用于 OAuth 账号伪装成 Claude Code 时使用。
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// 顺序与真实 CLI 抓包一致。
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//
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// 使用建议：
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// - OAuth 账号 + 非 haiku：追加这整份列表，再按需保留 client 带来的 beta。
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// - OAuth 账号 + haiku：Anthropic 对 haiku 不做 third-party 判定，使用 HaikuBetaHeader 即可。
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// - API-key 账号：不要使用本函数，参见 APIKeyBetaHeader。
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func FullClaudeCodeMimicryBetas() []string {
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return []string{
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BetaClaudeCode,
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BetaOAuth,
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BetaInterleavedThinking,
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BetaPromptCachingScope,
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BetaEffort,
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BetaRedactThinking,
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BetaContextManagement,
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BetaExtendedCacheTTL,
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}
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}
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// DefaultHeaders 是 Claude Code 客户端默认请求头。
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var DefaultHeaders = map[string]string{
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// Keep these in sync with recent Claude CLI traffic to reduce the chance
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// that Claude Code-scoped OAuth credentials are rejected as "non-CLI" usage.
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// 版本参考：对齐 Parrot (src/transform/cc_mimicry.py:49) 的 CLI_USER_AGENT。
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"User-Agent": "claude-cli/2.1.92 (external, cli)",
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"X-Stainless-Lang": "js",
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"X-Stainless-Package-Version": "0.70.0",
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"X-Stainless-OS": "Linux",
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"X-Stainless-Arch": "arm64",
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"X-Stainless-Runtime": "node",
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"X-Stainless-Runtime-Version": "v24.13.0",
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"X-Stainless-Retry-Count": "0",
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"X-Stainless-Timeout": "600",
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"X-App": "cli",
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"Anthropic-Dangerous-Direct-Browser-Access": "true",
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}
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// Model 表示一个 Claude 模型
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type Model struct {
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ID string `json:"id"`
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Type string `json:"type"`
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DisplayName string `json:"display_name"`
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CreatedAt string `json:"created_at"`
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}
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// DefaultModels Claude Code 客户端支持的默认模型列表
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var DefaultModels = []Model{
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{
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ID: "claude-opus-4-5-20251101",
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Type: "model",
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DisplayName: "Claude Opus 4.5",
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CreatedAt: "2025-11-01T00:00:00Z",
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},
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{
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ID: "claude-opus-4-6",
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Type: "model",
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DisplayName: "Claude Opus 4.6",
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CreatedAt: "2026-02-06T00:00:00Z",
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},
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{
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ID: "claude-opus-4-7",
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Type: "model",
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DisplayName: "Claude Opus 4.7",
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CreatedAt: "2026-04-17T00:00:00Z",
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},
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{
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ID: "claude-sonnet-4-6",
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Type: "model",
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DisplayName: "Claude Sonnet 4.6",
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CreatedAt: "2026-02-18T00:00:00Z",
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},
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{
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ID: "claude-sonnet-4-5-20250929",
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Type: "model",
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DisplayName: "Claude Sonnet 4.5",
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CreatedAt: "2025-09-29T00:00:00Z",
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},
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{
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ID: "claude-haiku-4-5-20251001",
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Type: "model",
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DisplayName: "Claude Haiku 4.5",
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CreatedAt: "2025-10-01T00:00:00Z",
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},
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}
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// DefaultModelIDs 返回默认模型的 ID 列表
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func DefaultModelIDs() []string {
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ids := make([]string, len(DefaultModels))
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for i, m := range DefaultModels {
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ids[i] = m.ID
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}
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return ids
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}
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// DefaultTestModel 测试时使用的默认模型
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const DefaultTestModel = "claude-sonnet-4-5-20250929"
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// ModelIDOverrides Claude OAuth 请求需要的模型 ID 映射
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var ModelIDOverrides = map[string]string{
|
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"claude-sonnet-4-5": "claude-sonnet-4-5-20250929",
|
||
"claude-opus-4-5": "claude-opus-4-5-20251101",
|
||
"claude-haiku-4-5": "claude-haiku-4-5-20251001",
|
||
}
|
||
|
||
// ModelIDReverseOverrides 用于将上游模型 ID 还原为短名
|
||
var ModelIDReverseOverrides = map[string]string{
|
||
"claude-sonnet-4-5-20250929": "claude-sonnet-4-5",
|
||
"claude-opus-4-5-20251101": "claude-opus-4-5",
|
||
"claude-haiku-4-5-20251001": "claude-haiku-4-5",
|
||
}
|
||
|
||
// NormalizeModelID 根据 Claude OAuth 规则映射模型
|
||
func NormalizeModelID(id string) string {
|
||
if id == "" {
|
||
return id
|
||
}
|
||
if mapped, ok := ModelIDOverrides[id]; ok {
|
||
return mapped
|
||
}
|
||
return id
|
||
}
|
||
|
||
// DenormalizeModelID 将上游模型 ID 转换为短名
|
||
func DenormalizeModelID(id string) string {
|
||
if id == "" {
|
||
return id
|
||
}
|
||
if mapped, ok := ModelIDReverseOverrides[id]; ok {
|
||
return mapped
|
||
}
|
||
return id
|
||
}
|