mirror of
https://github.com/diegosouzapw/OmniRoute.git
synced 2026-07-31 12:22:14 +03:00
234956ddf5
Merged into release/v3.8.45. Bug-fix sweep (#6197 log path, #6127/#6198 AgentBridge DNS, #6210 M365 EDU, #6220 GitLab Duo tools, #5997 opencode-go headers). 27 testes verdes. CHANGELOG restaurado net +5. Reds: dast-smoke + file-size drift.
99 lines
3.7 KiB
TypeScript
99 lines
3.7 KiB
TypeScript
import { randomUUID } from "crypto";
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import { setUserAgentHeader } from "../executors/base.ts";
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/**
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* Header keys that are forwarded from the client to the upstream provider.
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* Used by both OpencodeExecutor and DefaultExecutor.
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*/
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const OPENCODE_HEADER_KEYS = [
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"x-opencode-session",
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"x-opencode-request",
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"x-opencode-project",
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"x-opencode-client",
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] as const;
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/**
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* Case-insensitive lookup for a header in a headers record.
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*/
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function findHeader(headers: Record<string, string>, name: string): string | undefined {
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return Object.entries(headers).find(([key]) => key.toLowerCase() === name.toLowerCase())?.[1];
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}
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/**
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* Forward OpenCode client request metadata headers to the upstream provider.
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*
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* Shared logic used by OpencodeExecutor and DefaultExecutor:
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* 1. Forwards User-Agent from clientHeaders via `setUserAgentHeader()`
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* 2. Forwards x-opencode-session, x-opencode-request, x-opencode-project,
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* x-opencode-client headers (case-insensitive match)
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*
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* @param headers - The outbound headers record to mutate
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* @param clientHeaders - The client-provided headers to forward from
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* @param options.synthesizeRequestId - When true (OpencodeExecutor only), maps
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* x-session-affinity / x-session-id to x-opencode-session when the latter is
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* missing, and synthesizes a UUID for x-opencode-request if also missing.
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* @param options.cliDefaults - When provided (OpencodeExecutor only), synthesize
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* the OpenCode CLI identity headers that Cloudflare requires on VPS egress
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* (User-Agent, x-opencode-client, x-opencode-project) plus fresh request/session
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* UUIDs, but ONLY for keys the client did not already supply. Client values always
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* win; these defaults only fill gaps. (#5997)
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*/
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export function forwardOpencodeClientHeaders(
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headers: Record<string, string>,
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clientHeaders: Record<string, string>,
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options?: {
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synthesizeRequestId?: boolean;
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cliDefaults?: { userAgent: string; client: string; project: string };
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}
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): void {
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// 1. Forward User-Agent
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const clientUA = clientHeaders["User-Agent"] || clientHeaders["user-agent"];
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if (clientUA) {
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setUserAgentHeader(headers, clientUA);
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}
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// 2. Forward x-opencode-* metadata headers
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for (const headerName of OPENCODE_HEADER_KEYS) {
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const value = findHeader(clientHeaders, headerName);
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if (value) {
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headers[headerName] = value;
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}
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}
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// 3. OpencodeExecutor-only: synthesize session/request id from fallback headers
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if (options?.synthesizeRequestId && !headers["x-opencode-session"]) {
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const sessionAffinity =
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findHeader(clientHeaders, "x-session-affinity") || findHeader(clientHeaders, "x-session-id");
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if (sessionAffinity) {
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headers["x-opencode-session"] = sessionAffinity;
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if (!headers["x-opencode-request"]) {
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headers["x-opencode-request"] = randomUUID();
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}
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}
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}
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// 4. OpencodeExecutor-only: synthesize the OpenCode CLI identity Cloudflare expects
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// on VPS egress, for any key the client did not supply (#5997).
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if (options?.cliDefaults) {
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applyCliDefaults(headers, options.cliDefaults);
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}
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}
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/**
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* Fill the OpenCode CLI identity headers Cloudflare requires on VPS egress, but only for
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* keys the client did not already supply (client values always win). (#5997)
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*/
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function applyCliDefaults(
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headers: Record<string, string>,
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cliDefaults: { userAgent: string; client: string; project: string }
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): void {
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if (!headers["User-Agent"] && !headers["user-agent"]) {
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setUserAgentHeader(headers, cliDefaults.userAgent);
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}
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headers["x-opencode-client"] ||= cliDefaults.client;
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headers["x-opencode-project"] ||= cliDefaults.project;
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headers["x-opencode-request"] ||= randomUUID();
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headers["x-opencode-session"] ||= randomUUID();
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}
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