createDirectConnectSession.ts

server/createDirectConnectSession.ts

session-engine

Lines

2193

Bytes

Exports

Imports

Keywords

What this is

This page documents one file from the repository and includes its full source so you can read it without leaving the docs site.

Beginner explanation

This file is one piece of the larger system. Its name, directory, imports, and exports show where it fits. Start by reading the exports and related files first.

How it is used

Start from the exports list and related files. Those are the easiest clues for where this file fits into the system.

Expert explanation

Architecturally, this file intersects with session-engine. It contains 89 lines, 4 detected imports, and 2 detected exports.

Important relationships

Detected exports

DirectConnectError
createDirectConnectSession

Keywords

directconnecterrorserverurlrespauthtokendataresultdirectconnectconfigmessagesessionresponse

Detected imports

../utils/errors.js
../utils/slowOperations.js
./directConnectManager.js
./types.js

Source notes

This page embeds the full file contents. Small or leaf files are still indexed honestly instead of being over-explained.

Open parent directory

Full source

/* eslint-disable eslint-plugin-n/no-unsupported-features/node-builtins */

import { errorMessage } from '../utils/errors.js'
import { jsonStringify } from '../utils/slowOperations.js'
import type { DirectConnectConfig } from './directConnectManager.js'
import { connectResponseSchema } from './types.js'

/**
 * Errors thrown by createDirectConnectSession when the connection fails.
 */
export class DirectConnectError extends Error {
  constructor(message: string) {
    super(message)
    this.name = 'DirectConnectError'
  }
}

/**
 * Create a session on a direct-connect server.
 *
 * Posts to `${serverUrl}/sessions`, validates the response, and returns
 * a DirectConnectConfig ready for use by the REPL or headless runner.
 *
 * Throws DirectConnectError on network, HTTP, or response-parsing failures.
 */
export async function createDirectConnectSession({
  serverUrl,
  authToken,
  cwd,
  dangerouslySkipPermissions,
}: {
  serverUrl: string
  authToken?: string
  cwd: string
  dangerouslySkipPermissions?: boolean
}): Promise<{
  config: DirectConnectConfig
  workDir?: string
}> {
  const headers: Record<string, string> = {
    'content-type': 'application/json',
  }
  if (authToken) {
    headers['authorization'] = `Bearer ${authToken}`
  }

  let resp: Response
  try {
    resp = await fetch(`${serverUrl}/sessions`, {
      method: 'POST',
      headers,
      body: jsonStringify({
        cwd,
        ...(dangerouslySkipPermissions && {
          dangerously_skip_permissions: true,
        }),
      }),
    })
  } catch (err) {
    throw new DirectConnectError(
      `Failed to connect to server at ${serverUrl}: ${errorMessage(err)}`,
    )
  }

  if (!resp.ok) {
    throw new DirectConnectError(
      `Failed to create session: ${resp.status} ${resp.statusText}`,
    )
  }

  const result = connectResponseSchema().safeParse(await resp.json())
  if (!result.success) {
    throw new DirectConnectError(
      `Invalid session response: ${result.error.message}`,
    )
  }

  const data = result.data
  return {
    config: {
      serverUrl,
      sessionId: data.session_id,
      wsUrl: data.ws_url,
      authToken,
    },
    workDir: data.work_dir,
  }
}