refactor(core): add full http proxy and change workspace adaptor interface (#21239)

packages/opencode/src/control-plane/adaptors/worktree.ts

@@ -32,7 +32,11 @@ export const WorktreeAdaptor: Adaptor = {
     const config = Config.parse(info)
     await Worktree.remove({ directory: config.directory })
   },
-  async fetch(_info, _input: RequestInfo | URL, _init?: RequestInit) {
-    throw new Error("fetch not implemented")
+  target(info) {
+    const config = Config.parse(info)
+    return {
+      type: "local",
+      directory: config.directory,
+    }
   },
 }

packages/opencode/src/control-plane/types.ts

@@ -13,9 +13,20 @@ export const WorkspaceInfo = z.object({
 })
 export type WorkspaceInfo = z.infer<typeof WorkspaceInfo>
 
+export type Target =
+  | {
+      type: "local"
+      directory: string
+    }
+  | {
+      type: "remote"
+      url: string | URL
+      headers?: HeadersInit
+    }
+
 export type Adaptor = {
   configure(input: WorkspaceInfo): WorkspaceInfo | Promise<WorkspaceInfo>
-  create(input: WorkspaceInfo, from?: WorkspaceInfo): Promise<void>
+  create(config: WorkspaceInfo, from?: WorkspaceInfo): Promise<void>
   remove(config: WorkspaceInfo): Promise<void>
-  fetch(config: WorkspaceInfo, input: RequestInfo | URL, init?: RequestInit): Promise<Response>
+  target(config: WorkspaceInfo): Target | Promise<Target>
 }

packages/opencode/src/control-plane/workspace.ts

@@ -116,17 +116,31 @@ export namespace Workspace {
   async function workspaceEventLoop(space: Info, stop: AbortSignal) {
     while (!stop.aborted) {
       const adaptor = await getAdaptor(space.type)
-      const res = await adaptor.fetch(space, "/event", { method: "GET", signal: stop }).catch(() => undefined)
-      if (!res || !res.ok || !res.body) {
+      const target = await Promise.resolve(adaptor.target(space))
+
+      if (target.type === "local") {
+        return
+      }
+
+      const baseURL = String(target.url).replace(/\/?$/, "/")
+
+      const res = await fetch(new URL(baseURL + "/event"), {
+        method: "GET",
+        signal: stop,
+      })
+
+      if (!res.ok || !res.body) {
         await sleep(1000)
         continue
       }
+
       await parseSSE(res.body, stop, (event) => {
         GlobalBus.emit("event", {
           directory: space.id,
           payload: event,
         })
       })
+
       // Wait 250ms and retry if SSE connection fails
       await sleep(250)
     }