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refactor: consolidate example client code into shared package (#31)

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Move common sandbox agent client code into examples/shared to reduce
duplication across example projects (daytona, docker, e2b).
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Nathan Flurry 2026-01-29 07:19:20 -08:00 • committed by GitHub
parent 0ee60920c8
commit bd8f6b9c97
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6 changed files with 206 additions and 141 deletions
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132
examples/daytona/src/daytona.ts
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@ -1,140 +1,38 @@
import { Daytona, Image } from "@daytonaio/sdk";
import { logInspectorUrl, runPrompt } from "@sandbox-agent/example-shared";
import { readFileSync } from "node:fs";
import { homedir } from "node:os";
import { join } from "node:path";
// Extract API key from Claude's config files
function getAnthropicApiKey(): string | undefined {
if (process.env.ANTHROPIC_API_KEY) return process.env.ANTHROPIC_API_KEY;
const home = homedir();
const configPaths = [
join(home, ".claude.json"),
join(home, ".claude.json.api"),
];
for (const path of configPaths) {
try {
const data = JSON.parse(readFileSync(path, "utf-8"));
const key = data.primaryApiKey || data.apiKey || data.anthropicApiKey;
if (key?.startsWith("sk-ant-")) return key;
} catch {
// Ignore errors
}
}
return undefined;
}
const anthropicKey = getAnthropicApiKey();
const openaiKey = process.env.OPENAI_API_KEY;
if (!process.env.DAYTONA_API_KEY || (!anthropicKey && !openaiKey)) {
throw new Error(
"DAYTONA_API_KEY and (ANTHROPIC_API_KEY or OPENAI_API_KEY) required",
);
}
console.log(
"\x1b[33m[NOTE]\x1b[0m Daytona Tier 3+ required to access api.anthropic.com and api.openai.com.\n" +
" Tier 1/2 sandboxes have restricted network access that will cause 'Agent Process Exited' errors.\n" +
" See: https://www.daytona.io/docs/en/network-limits/\n",
);
const SNAPSHOT = "sandbox-agent-ready-v2";
const daytona = new Daytona();
const hasSnapshot = await daytona.snapshot.get(SNAPSHOT).then(
() => true,
() => false,
);
if (!hasSnapshot) {
console.log(`Creating snapshot '${SNAPSHOT}' (one-time setup, ~2-3min)...`);
await daytona.snapshot.create(
{
name: SNAPSHOT,
image: Image.base("ubuntu:22.04").runCommands(
// Install dependencies
"apt-get update && apt-get install -y curl ca-certificates",
// Install sandbox-agent
"curl -fsSL https://releases.rivet.dev/sandbox-agent/latest/install.sh | sh",
// Install agents
"sandbox-agent install-agent claude",
"sandbox-agent install-agent codex",
),
},
{ onLogs: (log) => console.log(` ${log}`) },
);
console.log("Snapshot created. Future runs will be instant.");
}
console.log("Creating sandbox...");
const envVars: Record<string, string> = {};
if (anthropicKey) envVars.ANTHROPIC_API_KEY = anthropicKey;
if (openaiKey) envVars.OPENAI_API_KEY = openaiKey;
if (process.env.ANTHROPIC_API_KEY) envVars.ANTHROPIC_API_KEY = process.env.ANTHROPIC_API_KEY;
if (process.env.OPENAI_API_KEY) envVars.OPENAI_API_KEY = process.env.OPENAI_API_KEY;
// NOTE: Tier 1/2 sandboxes have restricted network access that cannot be overridden
// If you're on Tier 1/2 and see "Agent Process Exited", contact Daytona to whitelist
// api.anthropic.com and api.openai.com for your organization
// See: https://www.daytona.io/docs/en/network-limits/
const sandbox = await daytona.create({
snapshot: SNAPSHOT,
envVars,
});
const image = Image.base("ubuntu:22.04").runCommands(
"apt-get update && apt-get install -y curl ca-certificates",
"curl -fsSL https://releases.rivet.dev/sandbox-agent/latest/install.sh | sh",
);
const sandbox = await daytona.create({ envVars, image });
console.log("Starting server...");
await sandbox.process.executeCommand(
"nohup sandbox-agent server --no-token --host 0.0.0.0 --port 3000 >/tmp/sandbox-agent.log 2>&1 &",
);
// Wait for server to be ready
await new Promise((r) => setTimeout(r, 2000));
// Debug: check environment and agent binaries
const envCheck = await sandbox.process.executeCommand(
"env | grep -E 'ANTHROPIC|OPENAI' | sed 's/=.*/=<set>/'",
);
console.log("Sandbox env:", envCheck.result || "(none)");
const binCheck = await sandbox.process.executeCommand(
"ls -la /root/.local/share/sandbox-agent/bin/",
);
console.log("Agent binaries:", binCheck.result);
// Network connectivity test
console.log("Testing network connectivity...");
const netTest = await sandbox.process.executeCommand(
"curl -s -o /dev/null -w '%{http_code}' --connect-timeout 5 https://api.anthropic.com/v1/messages 2>&1 || echo 'FAILED'",
);
const httpCode = netTest.result?.trim();
if (httpCode === "405" || httpCode === "401") {
console.log("api.anthropic.com: reachable");
} else if (httpCode === "000" || httpCode === "FAILED" || !httpCode) {
console.log("\x1b[31mapi.anthropic.com: UNREACHABLE - Tier 1/2 network restriction detected\x1b[0m");
console.log("Claude/Codex will fail. Upgrade to Tier 3+ or contact Daytona support.");
} else {
console.log(`api.anthropic.com: ${httpCode}`);
}
const baseUrl = (await sandbox.getSignedPreviewUrl(3000, 4 * 60 * 60)).url;
logInspectorUrl({ baseUrl });
const cleanup = async () => {
// Show server logs before cleanup
const logs = await sandbox.process.executeCommand(
"cat /tmp/sandbox-agent.log 2>/dev/null | tail -50",
);
if (logs.result) {
console.log("\n--- Server logs ---");
console.log(logs.result);
}
console.log("Cleaning up...");
await sandbox.delete(60);
process.exit(0);
};
process.once("SIGINT", cleanup);
process.once("SIGTERM", cleanup);
await runPrompt({ baseUrl });
// When running as root in a container, Claude requires interactive permission prompts
// (bypass mode is not supported). Set autoApprovePermissions: true to auto-approve,
// or leave false for interactive prompts.
await runPrompt({
baseUrl,
autoApprovePermissions: process.env.AUTO_APPROVE_PERMISSIONS === "true",
});
await cleanup();