paperclip/packages/adapter-utils/src/execution-target-sandbox.te...

1432 lines
48 KiB
TypeScript

import { createServer } from "node:http";
import net from "node:net";
import { execFile, spawn } from "node:child_process";
import { mkdir, mkdtemp, readdir, readFile, rm, writeFile } from "node:fs/promises";
import os from "node:os";
import path from "node:path";
import { promisify } from "node:util";
import { afterEach, describe, expect, it, vi } from "vitest";
import {
DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
adapterExecutionTargetSessionIdentity,
adapterExecutionTargetToRemoteSpec,
adapterExecutionTargetUsesPaperclipBridge,
ensureAdapterExecutionTargetCommandResolvable,
formatAdapterExecutionTimeoutErrorMessage,
formatAdapterExecutionTimeoutStartLogLine,
resolveAdapterExecutionTargetTimeout,
resolveAdapterExecutionTargetTimeoutSec,
runAdapterExecutionTargetProcess,
runAdapterExecutionTargetShellCommand,
startAdapterExecutionTargetProcessSessionBridge,
startAdapterExecutionTargetPaperclipBridge,
type AdapterSandboxExecutionTarget,
} from "./execution-target.js";
import { createSandboxRunLogTailFactory } from "./sandbox-run-log-stream.js";
import { runChildProcess } from "./server-utils.js";
import { shellQuote } from "./ssh.js";
const execFileAsync = promisify(execFile);
describe("sandbox adapter execution targets", () => {
const cleanupDirs: string[] = [];
afterEach(async () => {
vi.unstubAllEnvs();
while (cleanupDirs.length > 0) {
const dir = cleanupDirs.pop();
if (!dir) continue;
await rm(dir, { recursive: true, force: true }).catch(() => undefined);
}
});
function createLocalSandboxRunner() {
let counter = 0;
return {
execute: async (input: {
command: string;
args?: string[];
cwd?: string;
env?: Record<string, string>;
stdin?: string;
timeoutMs?: number;
onLog?: (stream: "stdout" | "stderr", chunk: string) => Promise<void>;
onSpawn?: (meta: { pid: number; startedAt: string }) => Promise<void>;
}) => {
counter += 1;
const command = input.command === "bash" ? "/bin/bash" : input.command;
return runChildProcess(`sandbox-run-${counter}`, command, input.args ?? [], {
cwd: input.cwd ?? process.cwd(),
env: input.env ?? {},
stdin: input.stdin,
timeoutSec: Math.max(1, Math.ceil((input.timeoutMs ?? 30_000) / 1000)),
graceSec: 5,
onLog: input.onLog ?? (async () => {}),
onSpawn: input.onSpawn
? async (meta) => input.onSpawn?.({ pid: meta.pid, startedAt: meta.startedAt })
: undefined,
});
},
};
}
async function readRuntimeTextFiles(rootDir: string): Promise<string[]> {
const entries = await readdir(rootDir, { withFileTypes: true }).catch(() => []);
const contents: string[] = [];
for (const entry of entries) {
const entryPath = path.join(rootDir, entry.name);
if (entry.isDirectory()) {
contents.push(...await readRuntimeTextFiles(entryPath));
} else if (entry.isFile()) {
contents.push(await readFile(entryPath, "utf8").catch(() => ""));
}
}
return contents;
}
function encodeTailTick(stdout: Buffer, stderr: Buffer): string {
return [
"__PAPERCLIP_RUN_LOG_STDOUT__",
stdout.toString("base64"),
"__PAPERCLIP_RUN_LOG_STDERR__",
stderr.toString("base64"),
"__PAPERCLIP_RUN_LOG_END__",
"",
].join("\n");
}
async function waitForCondition(predicate: () => boolean, message: string, timeoutMs = 1000): Promise<void> {
const deadline = Date.now() + timeoutMs;
while (Date.now() < deadline) {
if (predicate()) return;
await new Promise((resolve) => setTimeout(resolve, 5));
}
throw new Error(message);
}
async function runProxyWithInput(command: string, input: string): Promise<{ stdout: string; stderr: string; code: number | null }> {
const child = spawn(command, [], { stdio: ["pipe", "pipe", "pipe"] });
let stdout = "";
let stderr = "";
child.stdout.setEncoding("utf8");
child.stderr.setEncoding("utf8");
child.stdout.on("data", (chunk) => {
stdout += chunk;
});
child.stderr.on("data", (chunk) => {
stderr += chunk;
});
child.stdin.end(input);
const code = await new Promise<number | null>((resolve, reject) => {
const timeout = setTimeout(() => {
child.kill("SIGKILL");
reject(new Error("Timed out waiting for process session proxy."));
}, 5000);
child.on("error", (error) => {
clearTimeout(timeout);
reject(error);
});
child.on("exit", (exitCode) => {
clearTimeout(timeout);
resolve(exitCode);
});
});
return { stdout, stderr, code };
}
function combinedStream(
events: Array<{ stream: "stdout" | "stderr"; chunk: string }>,
stream: "stdout" | "stderr",
): string {
return events.filter((event) => event.stream === stream).map((event) => event.chunk).join("");
}
it("executes through the provider-neutral runner without a remote spec", async () => {
const runner = {
execute: vi.fn(async () => ({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "ok\n",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "acme-sandbox",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd: "/workspace",
timeoutMs: 30_000,
runner,
};
expect(adapterExecutionTargetToRemoteSpec(target)).toBeNull();
const result = await runAdapterExecutionTargetProcess("run-1", target, "agent-cli", ["--json"], {
cwd: "/local/workspace",
env: { TOKEN: "token" },
stdin: "prompt",
timeoutSec: 5,
graceSec: 1,
onLog: async () => {},
});
expect(result.stdout).toBe("ok\n");
expect(runner.execute).toHaveBeenCalledWith(expect.objectContaining({
command: "agent-cli",
args: ["--json"],
cwd: "/workspace",
env: { TOKEN: "token" },
stdin: "prompt",
timeoutMs: 5000,
}));
expect(adapterExecutionTargetSessionIdentity(target)).toEqual({
transport: "sandbox",
providerKey: "acme-sandbox",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd: "/workspace",
});
});
it("bridges bidirectional sandbox process sessions through a local ACPX-spawnable proxy", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-process-session-"));
cleanupDirs.push(rootDir);
const childPath = path.join(rootDir, "fake-acp-child.mjs");
await writeFile(
childPath,
[
"process.stdin.on('data', (chunk) => {",
" process.stdout.write('out:' + chunk.toString());",
" process.stderr.write('err:' + chunk.toString());",
"});",
].join("\n"),
"utf8",
);
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "local-test",
remoteCwd: rootDir,
timeoutMs: 30_000,
runner: createLocalSandboxRunner(),
};
const bridge = await startAdapterExecutionTargetProcessSessionBridge({
runId: "run-process-session",
target,
runtimeRootDir: path.posix.join(rootDir, ".paperclip-runtime", "acpx"),
adapterKey: "acpx",
command: process.execPath,
args: [childPath],
cwd: rootDir,
env: {},
timeoutSec: 5,
onLog: async () => {},
});
expect(bridge).not.toBeNull();
try {
const result = await runProxyWithInput(bridge!.agentCommand, "hello\n");
expect(result.code).toBe(0);
expect(result.stdout).toBe("out:hello\n");
expect(result.stderr).toBe("err:hello\n");
} finally {
await bridge?.stop();
}
});
it("buffers sandbox process session output until the local proxy connects", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-process-session-buffer-"));
cleanupDirs.push(rootDir);
const childPath = path.join(rootDir, "fast-acp-child.mjs");
await writeFile(
childPath,
[
"process.stdout.write('early-out\\n');",
"process.stderr.write('early-err\\n');",
"setTimeout(() => process.exit(0), 20);",
].join("\n"),
"utf8",
);
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "local-test",
remoteCwd: rootDir,
timeoutMs: 30_000,
runner: createLocalSandboxRunner(),
};
const bridge = await startAdapterExecutionTargetProcessSessionBridge({
runId: "run-process-session-buffer",
target,
runtimeRootDir: path.posix.join(rootDir, ".paperclip-runtime", "acpx"),
adapterKey: "acpx",
command: process.execPath,
args: [childPath],
cwd: rootDir,
env: {},
timeoutSec: 5,
onLog: async () => {},
});
expect(bridge).not.toBeNull();
try {
await new Promise((resolve) => setTimeout(resolve, 300));
const result = await runProxyWithInput(bridge!.agentCommand, "");
expect(result.code).toBe(0);
expect(result.stdout).toBe("early-out\n");
expect(result.stderr).toBe("early-err\n");
} finally {
await bridge?.stop();
}
});
it("delivers full output when the sandbox child exits immediately after writing", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-process-session-fast-exit-"));
cleanupDirs.push(rootDir);
const childPath = path.join(rootDir, "instant-exit-acp-child.mjs");
await writeFile(
childPath,
[
"process.stdout.write('final-out\\n');",
"process.stderr.write('final-err\\n');",
].join("\n"),
"utf8",
);
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "local-test",
remoteCwd: rootDir,
timeoutMs: 30_000,
runner: createLocalSandboxRunner(),
};
const bridge = await startAdapterExecutionTargetProcessSessionBridge({
runId: "run-process-session-fast-exit",
target,
runtimeRootDir: path.posix.join(rootDir, ".paperclip-runtime", "acpx"),
adapterKey: "acpx",
command: process.execPath,
args: [childPath],
cwd: rootDir,
env: {},
timeoutSec: 5,
onLog: async () => {},
});
expect(bridge).not.toBeNull();
try {
const result = await runProxyWithInput(bridge!.agentCommand, "");
expect(result.code).toBe(0);
expect(result.stdout).toBe("final-out\n");
expect(result.stderr).toBe("final-err\n");
} finally {
await bridge?.stop();
}
});
it("ignores unauthenticated connections to the process session bridge", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-process-session-auth-"));
cleanupDirs.push(rootDir);
const childPath = path.join(rootDir, "guarded-acp-child.mjs");
await writeFile(childPath, "process.stdout.write('guarded-out\\n');", "utf8");
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "local-test",
remoteCwd: rootDir,
timeoutMs: 30_000,
runner: createLocalSandboxRunner(),
};
const bridge = await startAdapterExecutionTargetProcessSessionBridge({
runId: "run-process-session-auth",
target,
runtimeRootDir: path.posix.join(rootDir, ".paperclip-runtime", "acpx"),
adapterKey: "acpx",
command: process.execPath,
args: [childPath],
cwd: rootDir,
env: {},
timeoutSec: 5,
onLog: async () => {},
});
expect(bridge).not.toBeNull();
let squatter: net.Socket | null = null;
try {
const proxySource = await readFile(bridge!.agentCommand, "utf8");
const port = Number(/port: (\d+)/.exec(proxySource)?.[1] ?? Number.NaN);
expect(Number.isFinite(port)).toBe(true);
// An idle local connection must not claim the session or see buffered output.
const squatterSocket = net.createConnection({ host: "127.0.0.1", port });
squatter = squatterSocket;
let squatterReceived = "";
squatterSocket.setEncoding("utf8");
squatterSocket.on("data", (chunk: string) => {
squatterReceived += chunk;
});
squatterSocket.on("error", () => undefined);
await new Promise<void>((resolve, reject) => {
squatterSocket.once("connect", () => resolve());
squatterSocket.once("error", reject);
});
// A peer presenting the wrong token is disconnected outright.
const badPeer = net.createConnection({ host: "127.0.0.1", port });
badPeer.on("error", () => undefined);
const badPeerClosed = new Promise<void>((resolve) => badPeer.once("close", () => resolve()));
badPeer.once("connect", () => badPeer.write(`${JSON.stringify({ token: "wrong-token", type: "stdinEnd" })}\n`));
await badPeerClosed;
// The authenticated proxy still attaches and receives the buffered output.
const result = await runProxyWithInput(bridge!.agentCommand, "");
expect(result.code).toBe(0);
expect(result.stdout).toBe("guarded-out\n");
expect(squatterReceived).toBe("");
} finally {
squatter?.destroy();
await bridge?.stop();
}
});
it("streams sandbox process session output before the remote child exits", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-process-session-stream-"));
cleanupDirs.push(rootDir);
const childPath = path.join(rootDir, "streaming-acp-child.mjs");
await writeFile(
childPath,
[
"process.stdin.setEncoding('utf8');",
"process.stdin.on('data', (chunk) => {",
" if (chunk.includes('ping')) {",
" process.stdout.write('delta:ping\\n');",
" process.stderr.write('trace:ping\\n');",
" }",
" if (chunk.includes('finish')) process.exit(0);",
"});",
"process.stdin.resume();",
].join("\n"),
"utf8",
);
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "local-test",
remoteCwd: rootDir,
timeoutMs: 30_000,
runner: createLocalSandboxRunner(),
};
const bridge = await startAdapterExecutionTargetProcessSessionBridge({
runId: "run-process-session-stream",
target,
runtimeRootDir: path.posix.join(rootDir, ".paperclip-runtime", "acpx"),
adapterKey: "acpx",
command: process.execPath,
args: [childPath],
cwd: rootDir,
env: {},
timeoutSec: 5,
onLog: async () => {},
});
expect(bridge).not.toBeNull();
const child = spawn(bridge!.agentCommand, [], { stdio: ["pipe", "pipe", "pipe"] });
let stdout = "";
let stderr = "";
let exited = false;
child.stdout.setEncoding("utf8");
child.stderr.setEncoding("utf8");
child.stdout.on("data", (chunk) => {
stdout += chunk;
});
child.stderr.on("data", (chunk) => {
stderr += chunk;
});
const exitPromise = new Promise<number | null>((resolve, reject) => {
const timeout = setTimeout(() => {
child.kill("SIGKILL");
reject(new Error("Timed out waiting for streaming process session proxy."));
}, 5000);
child.on("error", (error) => {
clearTimeout(timeout);
reject(error);
});
child.on("exit", (exitCode) => {
exited = true;
clearTimeout(timeout);
resolve(exitCode);
});
});
try {
child.stdin.write("ping\n");
await waitForCondition(
() => stdout.includes("delta:ping\n") && stderr.includes("trace:ping\n"),
"Timed out waiting for live process session output.",
3000,
);
expect(exited).toBe(false);
child.stdin.end("finish\n");
await expect(exitPromise).resolves.toBe(0);
} finally {
if (!exited) {
child.kill("SIGKILL");
await exitPromise.catch(() => undefined);
}
await bridge?.stop();
}
});
it("applies the remote sandbox fallback when adapter timeoutSec is unset", () => {
const sandboxTarget: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
runner: createLocalSandboxRunner(),
};
// The sandbox default is a 4h wall-clock backstop matching the recovery
// watchdog critical threshold (ACTIVE_RUN_OUTPUT_CRITICAL_THRESHOLD_MS);
// the output-inactivity monitor remains the primary hang detector.
expect(DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC).toBe(4 * 60 * 60);
expect(resolveAdapterExecutionTargetTimeoutSec(sandboxTarget, 0)).toBe(
DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
);
expect(resolveAdapterExecutionTargetTimeoutSec(sandboxTarget, 90)).toBe(90);
expect(resolveAdapterExecutionTargetTimeoutSec({
kind: "remote",
transport: "ssh",
remoteCwd: "/workspace",
spec: {
host: "127.0.0.1",
port: 22,
username: "fixture",
remoteWorkspacePath: "/workspace",
remoteCwd: "/workspace",
privateKey: "KEY",
knownHosts: "host key",
strictHostKeyChecking: true,
},
}, 0)).toBe(0);
expect(resolveAdapterExecutionTargetTimeoutSec({ kind: "local" }, 0)).toBe(0);
});
it("reports which knob produced the resolved timeout", () => {
const sandboxTarget: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
runner: createLocalSandboxRunner(),
};
expect(resolveAdapterExecutionTargetTimeout(sandboxTarget, 0)).toEqual({
timeoutSec: DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
source: "sandbox_default",
});
expect(resolveAdapterExecutionTargetTimeout(sandboxTarget, 90)).toEqual({
timeoutSec: 90,
source: "configured",
});
expect(resolveAdapterExecutionTargetTimeout({ kind: "local" }, 0)).toEqual({
timeoutSec: 0,
source: "unlimited",
});
// Fractional (sub-second) configured timeouts are preserved rather than
// floored to 0, which would silently mean "no timeout".
expect(resolveAdapterExecutionTargetTimeout({ kind: "local" }, 0.01)).toEqual({
timeoutSec: 0.01,
source: "configured",
});
expect(resolveAdapterExecutionTargetTimeout(sandboxTarget, 0.5)).toEqual({
timeoutSec: 0.5,
source: "configured",
});
});
it("treats a negative timeoutSec as the explicit no-timeout opt-out, even on sandbox targets", () => {
const sandboxTarget: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
runner: createLocalSandboxRunner(),
};
expect(resolveAdapterExecutionTargetTimeout(sandboxTarget, -1)).toEqual({
timeoutSec: 0,
source: "configured",
});
expect(resolveAdapterExecutionTargetTimeout({ kind: "local" }, -1)).toEqual({
timeoutSec: 0,
source: "configured",
});
expect(resolveAdapterExecutionTargetTimeoutSec(sandboxTarget, -1)).toBe(0);
// Explicit zero intentionally does NOT opt out: the adapter config UI
// persists the schema default of 0 for untouched fields, so a stored
// timeoutSec=0 cannot be read as operator intent. It keeps the sandbox
// backstop; the documented opt-out is a negative value.
expect(resolveAdapterExecutionTargetTimeout(sandboxTarget, 0)).toEqual({
timeoutSec: DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
source: "sandbox_default",
});
// Unset behaves like zero.
expect(resolveAdapterExecutionTargetTimeout(sandboxTarget, undefined)).toEqual({
timeoutSec: DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
source: "sandbox_default",
});
expect(resolveAdapterExecutionTargetTimeout({ kind: "local" }, undefined)).toEqual({
timeoutSec: 0,
source: "unlimited",
});
});
it("formats self-describing timeout errors naming the timer and knob", () => {
expect(
formatAdapterExecutionTimeoutErrorMessage({
timeoutSec: DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
source: "sandbox_default",
}),
).toBe(
"Run exceeded the adapter execution timeout (timeoutSec=14400, sandbox default). " +
"Set adapterConfig.timeoutSec to raise it.",
);
expect(
formatAdapterExecutionTimeoutErrorMessage({ timeoutSec: 1800, source: "configured" }),
).toBe(
"Run exceeded the adapter execution timeout (timeoutSec=1800, configured via adapterConfig.timeoutSec). " +
"Set adapterConfig.timeoutSec to raise it.",
);
});
it("formats the start-of-run timeout log line with the resolved value and source", () => {
expect(
formatAdapterExecutionTimeoutStartLogLine({
timeoutSec: DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
source: "sandbox_default",
}),
).toBe(
"Adapter execution timeout: timeoutSec=14400 (sandbox default; set adapterConfig.timeoutSec to override).",
);
expect(
formatAdapterExecutionTimeoutStartLogLine({ timeoutSec: 900, source: "configured" }),
).toBe(
"Adapter execution timeout: timeoutSec=900 (configured via adapterConfig.timeoutSec; set adapterConfig.timeoutSec to override).",
);
expect(
formatAdapterExecutionTimeoutStartLogLine({ timeoutSec: 0, source: "unlimited" }),
).toBe(
"Adapter execution timeout: none (no adapter wall-clock timeout for this target; set adapterConfig.timeoutSec to add one).",
);
// Negative opt-out resolves to { timeoutSec: 0, source: "configured" }.
expect(
formatAdapterExecutionTimeoutStartLogLine({ timeoutSec: 0, source: "configured" }),
).toBe(
"Adapter execution timeout: none (explicitly disabled via adapterConfig.timeoutSec; set it to a positive value to add one).",
);
});
it("uses the caller timeout override when installing a missing sandbox command", async () => {
const runner = {
execute: vi.fn()
.mockResolvedValueOnce({
exitCode: 1,
signal: null,
timedOut: false,
stdout: "",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})
.mockResolvedValueOnce({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})
.mockResolvedValueOnce({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "/usr/bin/opencode\n",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
}),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
timeoutMs: 300_000,
runner,
};
await ensureAdapterExecutionTargetCommandResolvable(
"opencode",
target,
"/local/workspace",
{},
{ installCommand: "npm install -g opencode", timeoutSec: 1800 },
);
expect(runner.execute).toHaveBeenNthCalledWith(2, expect.objectContaining({
command: "sh",
args: ["-c", "npm install -g opencode"],
timeoutMs: 1_800_000,
}));
});
it("runs shell commands through the same runner", async () => {
const runner = {
execute: vi.fn(async () => ({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "/home/sandbox",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
runner,
};
await runAdapterExecutionTargetShellCommand("run-2", target, 'printf %s "$HOME"', {
cwd: "/local/workspace",
env: {},
timeoutSec: 7,
});
expect(runner.execute).toHaveBeenCalledWith(expect.objectContaining({
command: "sh",
args: ["-c", 'printf %s "$HOME"'],
cwd: "/workspace",
timeoutMs: 7000,
}));
});
it("strips inherited host identity env before sandbox execution", async () => {
vi.stubEnv("PATH", "/host/bin:/usr/bin");
vi.stubEnv("HOME", "/Users/local");
vi.stubEnv("TMPDIR", "/var/folders/local/T");
const runner = {
execute: vi.fn(async () => ({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "ok\n",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
runner,
};
await runAdapterExecutionTargetProcess("run-1b", target, "agent-cli", ["--json"], {
cwd: "/local/workspace",
env: {
PATH: "/host/bin:/usr/bin",
HOME: "/Users/local",
TMPDIR: "/var/folders/local/T",
SAFE_VALUE: "visible",
},
timeoutSec: 5,
graceSec: 1,
onLog: async () => {},
});
expect(runner.execute).toHaveBeenCalledWith(expect.objectContaining({
env: {
SAFE_VALUE: "visible",
},
}));
});
it("preserves explicit remote identity env overrides for sandbox execution", async () => {
vi.stubEnv("PATH", "/host/bin:/usr/bin");
vi.stubEnv("HOME", "/Users/local");
const runner = {
execute: vi.fn(async () => ({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "ok\n",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
remoteCwd: "/workspace",
runner,
};
await runAdapterExecutionTargetProcess("run-1c", target, "agent-cli", ["--json"], {
cwd: "/local/workspace",
env: {
PATH: "/custom/remote/bin:/usr/bin",
HOME: "/home/sandbox",
SAFE_VALUE: "visible",
},
timeoutSec: 5,
graceSec: 1,
onLog: async () => {},
});
expect(runner.execute).toHaveBeenCalledWith(expect.objectContaining({
env: {
PATH: "/custom/remote/bin:/usr/bin",
HOME: "/home/sandbox",
SAFE_VALUE: "visible",
},
}));
});
it("treats SSH targets as bridge-only", () => {
const target = {
kind: "remote" as const,
transport: "ssh" as const,
remoteCwd: "/workspace",
spec: {
host: "ssh.example.test",
port: 22,
username: "paperclip",
remoteWorkspacePath: "/workspace",
remoteCwd: "/workspace",
privateKey: null,
knownHosts: null,
strictHostKeyChecking: true,
},
};
expect(adapterExecutionTargetUsesPaperclipBridge(target)).toBe(true);
expect(adapterExecutionTargetSessionIdentity(target)).toEqual({
transport: "ssh",
host: "ssh.example.test",
port: 22,
username: "paperclip",
remoteCwd: "/workspace",
});
});
it("uses the provider-declared shell for sandbox helper commands", async () => {
const runner = {
execute: vi.fn(async () => ({
exitCode: 0,
signal: null,
timedOut: false,
stdout: "/home/sandbox",
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
})),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "custom-provider",
shellCommand: "bash",
remoteCwd: "/workspace",
runner,
};
await runAdapterExecutionTargetShellCommand("run-2b", target, 'printf %s "$HOME"', {
cwd: "/local/workspace",
env: {},
timeoutSec: 7,
});
expect(runner.execute).toHaveBeenCalledWith(expect.objectContaining({
command: "bash",
args: ["-c", 'printf %s "$HOME"'],
cwd: "/workspace",
timeoutMs: 7000,
}));
});
it("starts a localhost Paperclip bridge for sandbox targets in bridge mode", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-execution-target-bridge-"));
cleanupDirs.push(rootDir);
const remoteCwd = path.join(rootDir, "workspace");
const runtimeRootDir = path.join(remoteCwd, ".paperclip-runtime", "codex");
await mkdir(runtimeRootDir, { recursive: true });
const requests: Array<{ method: string; url: string; auth: string | null; runId: string | null }> = [];
const apiServer = createServer((req, res) => {
requests.push({
method: req.method ?? "GET",
url: req.url ?? "/",
auth: req.headers.authorization ?? null,
runId: typeof req.headers["x-paperclip-run-id"] === "string" ? req.headers["x-paperclip-run-id"] : null,
});
res.writeHead(200, { "content-type": "application/json" });
res.end(JSON.stringify({ ok: true }));
});
await new Promise<void>((resolve, reject) => {
apiServer.once("error", reject);
apiServer.listen(0, "127.0.0.1", () => resolve());
});
const address = apiServer.address();
if (!address || typeof address === "string") {
throw new Error("Expected the bridge test API server to listen on a TCP port.");
}
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "e2b",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd,
runner: createLocalSandboxRunner(),
timeoutMs: 30_000,
};
const bridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge",
target,
runtimeRootDir,
adapterKey: "codex",
hostApiToken: "real-run-jwt",
hostApiUrl: `http://127.0.0.1:${address.port}`,
});
try {
expect(bridge).not.toBeNull();
expect(bridge?.env.PAPERCLIP_API_URL).toMatch(/^http:\/\/127\.0\.0\.1:\d+$/);
expect(bridge?.env.PAPERCLIP_API_KEY).not.toBe("real-run-jwt");
expect(bridge?.env.PAPERCLIP_API_BRIDGE_MODE).toBe("queue_v1");
const response = await fetch(`${bridge!.env.PAPERCLIP_API_URL}/api/agents/me`, {
headers: {
authorization: `Bearer ${bridge!.env.PAPERCLIP_API_KEY}`,
accept: "application/json",
},
});
expect(response.status).toBe(200);
expect(await response.json()).toEqual({ ok: true });
expect(requests).toEqual([{
method: "GET",
url: "/api/agents/me",
auth: "Bearer real-run-jwt",
runId: "run-bridge",
}]);
} finally {
await bridge?.stop();
await new Promise<void>((resolve) => apiServer.close(() => resolve()));
}
});
it("creates a sandbox run log tail factory when bridge streaming is enabled", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-execution-target-bridge-stream-"));
cleanupDirs.push(rootDir);
const remoteCwd = path.join(rootDir, "workspace");
const runtimeRootDir = path.join(remoteCwd, ".paperclip-runtime", "codex");
await mkdir(runtimeRootDir, { recursive: true });
const logs: Array<{ stream: "stdout" | "stderr"; chunk: string }> = [];
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "e2b",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd,
runner: createLocalSandboxRunner(),
streamRunLogs: true,
timeoutMs: 30_000,
};
const bridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge-stream",
target,
runtimeRootDir,
adapterKey: "codex",
hostApiToken: "real-run-jwt",
hostApiUrl: "http://127.0.0.1:9",
onLog: async (stream, chunk) => {
logs.push({ stream, chunk });
},
});
try {
expect(bridge?.runLogTail).toBeTruthy();
expect(combinedStream(logs, "stdout")).toContain("Sandbox run log streaming enabled");
const wrapped = bridge!.runLogTail!.create().wrapCommand("agent-cli", ["--message", "hello world"]);
expect(wrapped.command).toBe("sh");
expect(wrapped.args.join("\n")).toContain("tee -a");
expect(wrapped.args.join("\n")).toContain("agent-cli");
} finally {
await bridge?.stop();
}
});
it("defaults sandbox run log streaming on and honors the explicit opt-out", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-execution-target-bridge-stream-default-"));
cleanupDirs.push(rootDir);
const remoteCwd = path.join(rootDir, "workspace");
const runtimeRootDir = path.join(remoteCwd, ".paperclip-runtime", "codex");
await mkdir(runtimeRootDir, { recursive: true });
const baseTarget: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "e2b",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd,
runner: createLocalSandboxRunner(),
timeoutMs: 30_000,
};
const defaultBridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge-stream-default",
target: baseTarget,
runtimeRootDir,
adapterKey: "codex",
hostApiToken: "real-run-jwt",
hostApiUrl: "http://127.0.0.1:9",
});
try {
expect(defaultBridge?.runLogTail).toBeTruthy();
} finally {
await defaultBridge?.stop();
}
const optOutBridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge-stream-opt-out",
target: { ...baseTarget, streamRunLogs: false },
runtimeRootDir,
adapterKey: "codex",
hostApiToken: "real-run-jwt",
hostApiUrl: "http://127.0.0.1:9",
});
try {
expect(optOutBridge?.runLogTail ?? null).toBeNull();
} finally {
await optOutBridge?.stop();
}
});
it("tails sandbox run log chunks with byte offsets and dedupes the final batch", async () => {
const stdoutText = "stdout-abc\n";
const stderrText = "stderr-xyz\n";
const stdoutBytes = Buffer.from(stdoutText, "utf8");
const stderrBytes = Buffer.from(stderrText, "utf8");
const stdoutOffsets: number[] = [];
const stderrOffsets: number[] = [];
const events: Array<{ stream: "stdout" | "stderr"; chunk: string }> = [];
const runner = {
execute: vi.fn(async (input: {
command: string;
args?: string[];
cwd?: string;
env?: Record<string, string>;
timeoutMs?: number;
}) => {
const script = input.args?.[1] ?? "";
const offsets = [...script.matchAll(/tail -c \+(\d+) /g)].map((match) => Number(match[1]));
const stdoutStart = Math.max(0, (offsets[0] ?? 1) - 1);
const stderrStart = Math.max(0, (offsets[1] ?? 1) - 1);
stdoutOffsets.push(stdoutStart + 1);
stderrOffsets.push(stderrStart + 1);
return {
exitCode: 0,
signal: null,
timedOut: false,
stdout: encodeTailTick(
stdoutBytes.subarray(stdoutStart, stdoutStart + 4),
stderrBytes.subarray(stderrStart, stderrStart + 4),
),
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
};
}),
};
const tail = createSandboxRunLogTailFactory({
runner,
remoteCwd: "/workspace",
logsDir: "/workspace/.paperclip-runtime/codex/paperclip-bridge/queue/logs",
pollIntervalMs: 1,
maxChunkBytesPerTick: 4,
tickTimeoutMs: 50,
}).create();
tail.start(async (stream, chunk) => {
events.push({ stream, chunk });
});
await waitForCondition(
() => combinedStream(events, "stdout") === stdoutText && combinedStream(events, "stderr") === stderrText,
"run log tail did not stream expected stdout/stderr chunks",
);
await tail.finish({ stdout: stdoutText, stderr: stderrText });
expect(combinedStream(events, "stdout")).toBe(stdoutText);
expect(combinedStream(events, "stderr")).toBe(stderrText);
expect(stdoutOffsets.slice(0, 3)).toEqual([1, 5, 9]);
expect(stderrOffsets.slice(0, 3)).toEqual([1, 5, 9]);
expect(runner.execute).toHaveBeenCalledWith(expect.objectContaining({
command: "sh",
cwd: "/workspace",
env: { PAPERCLIP_SANDBOX_EXEC_CHANNEL: "bridge" },
timeoutMs: 50,
}));
});
it("emits only the unstreamed final suffix when the tail loop stops early", async () => {
const finalStdout = "prefix suffix\n";
const finalBytes = Buffer.from(finalStdout, "utf8");
const events: Array<{ stream: "stdout" | "stderr"; chunk: string }> = [];
const runner = {
execute: vi.fn(async (input: { args?: string[] }) => {
const script = input.args?.[1] ?? "";
const offsets = [...script.matchAll(/tail -c \+(\d+) /g)].map((match) => Number(match[1]));
const stdoutStart = Math.max(0, (offsets[0] ?? 1) - 1);
return {
exitCode: 0,
signal: null,
timedOut: false,
stdout: encodeTailTick(finalBytes.subarray(stdoutStart, stdoutStart + 7), Buffer.alloc(0)),
stderr: "",
pid: null,
startedAt: new Date().toISOString(),
};
}),
};
const tail = createSandboxRunLogTailFactory({
runner,
remoteCwd: "/workspace",
logsDir: "/workspace/.paperclip-runtime/codex/paperclip-bridge/queue/logs",
pollIntervalMs: 1,
maxChunkBytesPerTick: 7,
tickTimeoutMs: 50,
}).create();
tail.start(async (stream, chunk) => {
events.push({ stream, chunk });
});
await waitForCondition(() => combinedStream(events, "stdout").length >= 7, "run log tail did not emit prefix");
await tail.finish({ stdout: finalStdout, stderr: "" });
expect(combinedStream(events, "stdout")).toBe(finalStdout);
expect(events.filter((event) => event.stream === "stdout").map((event) => event.chunk).join("|"))
.toBe("prefix |suffix\n");
});
it("delivers the final batch and a warning when run log polling degrades", async () => {
const events: Array<{ stream: "stdout" | "stderr"; chunk: string }> = [];
const runner = {
execute: vi.fn(async () => ({
exitCode: 1,
signal: null,
timedOut: false,
stdout: "",
stderr: "tail failed",
pid: null,
startedAt: new Date().toISOString(),
})),
};
const tail = createSandboxRunLogTailFactory({
runner,
remoteCwd: "/workspace",
logsDir: "/workspace/.paperclip-runtime/codex/paperclip-bridge/queue/logs",
pollIntervalMs: 1,
tickTimeoutMs: 50,
maxConsecutiveFailures: 1,
}).create();
tail.start(async (stream, chunk) => {
events.push({ stream, chunk });
});
await waitForCondition(() => runner.execute.mock.calls.length >= 1, "run log tail did not poll before finish");
await new Promise((resolve) => setTimeout(resolve, 5));
await tail.finish({ stdout: "final out\n", stderr: "final err\n" });
expect(combinedStream(events, "stdout")).toBe("final out\n");
expect(combinedStream(events, "stderr")).toBe(
"final err\n[paperclip] Run log streaming degraded during the run; remaining output was delivered at completion.\n",
);
});
it("exposes the Paperclip bridge to the sandbox shell surface", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-execution-target-bridge-shell-"));
cleanupDirs.push(rootDir);
const remoteCwd = path.join(rootDir, "workspace");
const runtimeRootDir = path.join(remoteCwd, ".paperclip-runtime", "claude");
await mkdir(runtimeRootDir, { recursive: true });
const requests: Array<{ method: string; url: string; auth: string | null; runId: string | null }> = [];
const apiServer = createServer((req, res) => {
requests.push({
method: req.method ?? "GET",
url: req.url ?? "/",
auth: req.headers.authorization ?? null,
runId: typeof req.headers["x-paperclip-run-id"] === "string" ? req.headers["x-paperclip-run-id"] : null,
});
res.writeHead(200, { "content-type": "application/json" });
res.end(JSON.stringify({ ok: true }));
});
await new Promise<void>((resolve, reject) => {
apiServer.once("error", reject);
apiServer.listen(0, "127.0.0.1", () => resolve());
});
const address = apiServer.address();
if (!address || typeof address === "string") {
throw new Error("Expected the bridge shell test API server to listen on a TCP port.");
}
const delegateRunner = createLocalSandboxRunner();
const runner = {
execute: vi.fn(async (input: Parameters<typeof delegateRunner.execute>[0]) => delegateRunner.execute(input)),
};
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "daytona",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd,
runner,
timeoutMs: 30_000,
};
const bridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge-shell",
target,
runtimeRootDir,
adapterKey: "claude",
hostApiToken: "real-run-jwt",
hostApiUrl: `http://127.0.0.1:${address.port}`,
});
try {
expect(bridge).not.toBeNull();
const shellProbe = [
"const url = `${process.env.PAPERCLIP_API_URL}/api/agents/me`;",
"fetch(url, { headers: { authorization: `Bearer ${process.env.PAPERCLIP_API_KEY}`, accept: 'application/json' } })",
" .then(async (response) => {",
" const body = await response.json();",
" process.stdout.write(JSON.stringify({",
" status: response.status,",
" body,",
" bridgeMode: process.env.PAPERCLIP_API_BRIDGE_MODE,",
" }));",
" })",
" .catch((error) => {",
" console.error(error instanceof Error ? error.stack : String(error));",
" process.exit(1);",
" });",
].join("\n");
const result = await runAdapterExecutionTargetShellCommand(
"run-bridge-shell",
target,
`${shellQuote(process.execPath)} -e ${shellQuote(shellProbe)}`,
{
cwd: remoteCwd,
env: bridge!.env,
timeoutSec: 15,
graceSec: 5,
onLog: async () => {},
},
);
expect(result.exitCode).toBe(0);
expect(result.stderr).toBe("");
expect(JSON.parse(result.stdout)).toEqual({
status: 200,
body: { ok: true },
bridgeMode: "queue_v1",
});
expect(`${result.stdout}\n${result.stderr}`).not.toContain("real-run-jwt");
expect(`${result.stdout}\n${result.stderr}`).not.toContain(bridge!.env.PAPERCLIP_API_KEY);
const runnerCommandText = JSON.stringify(
runner.execute.mock.calls.map(([call]) => ({
command: call.command,
args: call.args,
})),
);
expect(runnerCommandText).not.toContain("real-run-jwt");
expect(runnerCommandText).not.toContain(bridge!.env.PAPERCLIP_API_KEY);
const runtimeFiles = (await readRuntimeTextFiles(runtimeRootDir)).join("\n");
expect(runtimeFiles).not.toContain("real-run-jwt");
expect(runtimeFiles).not.toContain(bridge!.env.PAPERCLIP_API_KEY);
expect(requests).toEqual([{
method: "GET",
url: "/api/agents/me",
auth: "Bearer real-run-jwt",
runId: "run-bridge-shell",
}]);
} finally {
await bridge?.stop();
await new Promise<void>((resolve) => apiServer.close(() => resolve()));
}
});
it("uses the effective adapter timeout when starting the sandbox callback bridge", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-execution-target-bridge-timeout-"));
cleanupDirs.push(rootDir);
const remoteCwd = path.join(rootDir, "workspace");
const runtimeRootDir = path.join(remoteCwd, ".paperclip-runtime", "codex");
await mkdir(runtimeRootDir, { recursive: true });
const delegateRunner = createLocalSandboxRunner();
const runner = {
execute: vi.fn(async (input: Parameters<typeof delegateRunner.execute>[0]) => delegateRunner.execute(input)),
};
const apiServer = createServer((req, res) => {
res.writeHead(200, { "content-type": "application/json" });
res.end(JSON.stringify({ ok: true }));
});
await new Promise<void>((resolve, reject) => {
apiServer.once("error", reject);
apiServer.listen(0, "127.0.0.1", () => resolve());
});
const address = apiServer.address();
if (!address || typeof address === "string") {
throw new Error("Expected the bridge timeout test API server to listen on a TCP port.");
}
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "cloudflare",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd,
runner,
timeoutMs: 30_000,
};
const bridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge-timeout",
target,
runtimeRootDir,
adapterKey: "codex",
timeoutSec: DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC,
hostApiToken: "real-run-jwt",
hostApiUrl: `http://127.0.0.1:${address.port}`,
});
try {
expect(bridge).not.toBeNull();
expect(runner.execute).toHaveBeenCalled();
expect(
runner.execute.mock.calls.some(([input]) => input.timeoutMs === DEFAULT_REMOTE_SANDBOX_ADAPTER_TIMEOUT_SEC * 1000),
).toBe(true);
} finally {
await bridge?.stop();
await new Promise<void>((resolve) => apiServer.close(() => resolve()));
}
});
it("fails oversized host responses with a 502 before returning them to the sandbox client", async () => {
const rootDir = await mkdtemp(path.join(os.tmpdir(), "paperclip-execution-target-bridge-limit-"));
cleanupDirs.push(rootDir);
const remoteCwd = path.join(rootDir, "workspace");
const runtimeRootDir = path.join(remoteCwd, ".paperclip-runtime", "codex");
await mkdir(runtimeRootDir, { recursive: true });
const requests: Array<{ method: string; url: string; auth: string | null; runId: string | null }> = [];
const largeBody = "x".repeat(64);
const apiServer = createServer((req, res) => {
requests.push({
method: req.method ?? "GET",
url: req.url ?? "/",
auth: req.headers.authorization ?? null,
runId: typeof req.headers["x-paperclip-run-id"] === "string" ? req.headers["x-paperclip-run-id"] : null,
});
res.writeHead(200, {
"content-type": "application/json",
"content-length": String(Buffer.byteLength(largeBody, "utf8")),
});
res.end(largeBody);
});
await new Promise<void>((resolve, reject) => {
apiServer.once("error", reject);
apiServer.listen(0, "127.0.0.1", () => resolve());
});
const address = apiServer.address();
if (!address || typeof address === "string") {
throw new Error("Expected the bridge test API server to listen on a TCP port.");
}
const target: AdapterSandboxExecutionTarget = {
kind: "remote",
transport: "sandbox",
providerKey: "e2b",
environmentId: "env-1",
leaseId: "lease-1",
remoteCwd,
runner: createLocalSandboxRunner(),
timeoutMs: 30_000,
};
const bridge = await startAdapterExecutionTargetPaperclipBridge({
runId: "run-bridge-limit",
target,
runtimeRootDir,
adapterKey: "codex",
hostApiToken: "real-run-jwt",
hostApiUrl: `http://127.0.0.1:${address.port}`,
maxBodyBytes: 32,
});
try {
const response = await fetch(`${bridge!.env.PAPERCLIP_API_URL}/api/agents/me`, {
headers: {
authorization: `Bearer ${bridge!.env.PAPERCLIP_API_KEY}`,
accept: "application/json",
},
});
expect(response.status).toBe(502);
await expect(response.json()).resolves.toEqual({
error: "Bridge response body exceeded the configured size limit of 32 bytes.",
});
expect(requests).toEqual([{
method: "GET",
url: "/api/agents/me",
auth: "Bearer real-run-jwt",
runId: "run-bridge-limit",
}]);
} finally {
await bridge?.stop();
await new Promise<void>((resolve) => apiServer.close(() => resolve()));
}
});
});