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fix: limit npm release preflight to credential routing #14

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qmarcelle merged 1 commit into from
Jul 17, 2026
Merged

fix: limit npm release preflight to credential routing #14

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14 changes: 5 additions & 9 deletions scripts/verify-npm-publish-access.mjs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,17 +2,13 @@

import { spawnSync } from "node:child_process";

const packages = ["@workspacejson/spec", "@workspacejson/rules", "agents-audit"];
const username = JSON.parse(run("npm", ["whoami", "--json"]));
const access = JSON.parse(run("npm", ["access", "list", "packages", username, "--json"]));
const missing = packages.filter((name) => access[name] !== "read-write");

if (missing.length > 0) {
const observed = missing.map((name) => `${name}=${JSON.stringify(access[name] ?? "none")}`).join(", ");
throw new Error(`npm publisher ${username} lacks read-write access: ${observed}`);
}

console.log(`Verified npm read-write publish access for ${username}: ${packages.join(", ")}`);
// `npm access` reports package visibility or package enumeration; it does not
// reliably expose a granular token's effective publish grants. `whoami` proves
// that the workflow delivered the credential. npm then authorizes the actual
// publish, and the following registry-install verification proves its result.
console.log(`Verified npm publisher identity: ${username}`);

function run(command, args) {
const result = spawnSync(command, args, { encoding: "utf8" });
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