77 lines
2.9 KiB
JavaScript
77 lines
2.9 KiB
JavaScript
'use strict';
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// Host discovery — SSO Manager API in production, ORM-backed inventory in
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// standalone mode. Both export the same interface:
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// accessibleHosts(user) -> [host resources]
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// clearCache(uid?) -> void
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const conf = require('@simpleworkjs/conf');
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if (conf.standalone && conf.standalone.enabled) {
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// Standalone mode: use the ORM-backed host inventory. Every host is
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// accessible to every user, so allHosts and accessibleHosts coincide.
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const { accessibleHosts } = require('./hosts_file');
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module.exports = { accessibleHosts, allHosts: () => accessibleHosts(), clearCache: () => {} };
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} else {
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// Production mode: LDAP groups + SSO API (unchanged).
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// Which directory hosts may a user reach, and how do we dial them?
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//
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// We use the SSO's machine-aware /api/discovery/access/:uid endpoint,
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// which evaluates the user's groups server-side and returns their complete
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// access projection in one call.
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//
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// Results are cached per-uid for a short TTL — the TUI picker and the
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// username-grammar path share the cache. Dependency-injected fetch/ldap for
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// unit testing.
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const { createDirectoryClient } = require('@simpleworkjs/directory-schema');
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const userLdap = require('../models/user_ldap');
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const CACHE_TTL_MS = 30 * 1000;
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const cache = new Map(); // uid -> {at, hosts}
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// Build a directory client bound to conf.sso. fetchImpl is injectable so the
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// unit tests can stub the transport; the shared client validates the
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// `{ results }` envelope on every call (turns the old bare-array drift into a
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// thrown error instead of a silent `[]`).
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function directoryClient({ fetchImpl = fetch } = {}) {
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const sso = conf.sso || {};
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return createDirectoryClient({ baseUrl: sso.url, apiToken: sso.apiToken, fetch: fetchImpl });
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}
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async function fetchResourcesByGroup(group, { fetchImpl = fetch } = {}) {
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return directoryClient({ fetchImpl }).getResourcesByGroup(group);
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}
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// Every host in the inventory, unfiltered — for admins (the web UI's own
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// account is already gated by requireAdmin before this is ever called).
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async function allHosts({ fetchImpl = fetch } = {}) {
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const resources = await directoryClient({ fetchImpl }).getResourcesByGroup(undefined, { kind: 'host' });
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return resources.filter(r => r.kind === 'host');
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}
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async function accessibleHosts(user, { fetchImpl = fetch } = {}) {
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const hit = cache.get(user.uid);
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if (hit && Date.now() - hit.at < CACHE_TTL_MS) return hit.hosts;
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let resources = [];
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try {
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resources = await directoryClient({ fetchImpl }).getAccess(user.uid);
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} catch (error) {
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console.error(`[access] ${error.message}`);
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}
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const hosts = resources.filter(r => r.kind === 'host');
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cache.set(user.uid, { at: Date.now(), hosts });
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return hosts;
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}
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function clearCache(uid) {
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if (uid) cache.delete(uid);
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else cache.clear();
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}
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module.exports = { accessibleHosts, allHosts, clearCache, fetchResourcesByGroup };
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}
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