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feat: runner accepts git/npx sources, broker delegates extraction
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Browse Source 
Runner /load now accepts gitUrl, npxPackage, or sourcePath. It handles
git clone and npm install internally. Broker no longer needs shared
volume for source extraction — just tells the runner what to fetch.

CLI mesh_mcp_deploy now supports npx_package as a third source type.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Alejandro Gutiérrez
2026-04-08 13:18:25 +01:00
parent 6a3f087209
commit 71c0767a1b
5 changed files with 82 additions and 53 deletions
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58
apps/broker/src/index.ts
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@@ -3228,53 +3228,31 @@ function handleConnection(ws: WebSocket): void {
// --- Source extraction + runner spawn (async, non-blocking) ---
(async () => {
try {
const { mkdirSync, writeFileSync } = await import("node:fs");
const { join } = await import("node:path");
const sourcePath = join(env.CLAUDEMESH_SERVICES_DIR, conn.meshId, md.server_name, "source");
mkdirSync(sourcePath, { recursive: true });
// Extract source
if (md.source.type === "git") {
const { execSync } = await import("node:child_process");
const gitUrl = md.source.url;
const branch = md.source.branch ?? "main";
execSync(`git clone --depth 1 --branch ${branch} ${gitUrl} .`, { cwd: sourcePath, timeout: 60_000 });
log.info("git clone complete", { name: md.server_name, url: gitUrl });
} else if (md.source.type === "zip" && md.source.file_id) {
// Download from MinIO and extract
const bucket = meshBucketName(conn.meshId);
const fileRow = await getFile(conn.meshId, md.source.file_id);
if (!fileRow) throw new Error(`file ${md.source.file_id} not found`);
const stream = await minioClient.getObject(bucket, (fileRow as any).minioKey);
const chunks: Buffer[] = [];
for await (const chunk of stream) chunks.push(chunk as Buffer);
const zipBuf = Buffer.concat(chunks);
// Write zip and extract
const zipPath = join(sourcePath, ".._upload.zip");
writeFileSync(zipPath, zipBuf);
const { execSync } = await import("node:child_process");
execSync(`unzip -o "${zipPath}" -d .`, { cwd: sourcePath, timeout: 30_000 });
execSync(`rm -f "${zipPath}"`, { cwd: sourcePath });
log.info("zip extracted", { name: md.server_name, file_id: md.source.file_id });
} else if (md.source.type === "npx") {
// npx-based: no source extraction needed, runner spawns via npx
// Write a marker file so runner knows the spawn command
writeFileSync(join(sourcePath, ".npx-package"), md.source.package ?? md.server_name);
}
// Resolve env vars (decrypted by CLI, sent as plaintext over TLS)
const resolvedEnv = md.config?.env ?? {};
// Build runner load payload — runner handles git clone / npm install
const loadPayload: Record<string, unknown> = {
name: md.server_name,
env: resolvedEnv,
runtime: md.config?.runtime,
};
if (md.source.type === "git") {
loadPayload.gitUrl = md.source.url;
loadPayload.gitBranch = md.source.branch;
} else if (md.source.type === "npx") {
loadPayload.npxPackage = md.source.package ?? md.server_name;
} else if (md.source.type === "zip" && md.source.file_id) {
// TODO: download zip from MinIO, upload to runner via multipart
// For now, zip deploy requires shared volume
loadPayload.sourcePath = `${env.CLAUDEMESH_SERVICES_DIR}/${conn.meshId}/${md.server_name}/source`;
}
// Call runner HTTP API to load the service
const runnerRes = await fetch(`${env.RUNNER_URL}/load`, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
name: md.server_name,
sourcePath,
env: resolvedEnv,
runtime: md.config?.runtime,
}),
body: JSON.stringify(loadPayload),
});
const runnerResult = await runnerRes.json() as { status?: string; tools?: any[]; error?: string };