sharang
e7a1290246
Next.js 16 + Auth.js v5 skeleton: host→slug middleware, tenant-context layout, OIDC sign-in flow against breakpilot-dev realm. 100% coverage on src/lib. Bumps next to 16.2.6 to clear trivy CVEs in 15.0.3.
42 lines
1.4 KiB
TypeScript
42 lines
1.4 KiB
TypeScript
// Host → tenant slug parser for the portal middleware.
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//
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// In dev we serve at <slug>.localhost:3000 (e.g. acme.localhost:3000). In
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// prod we serve at <slug>.breakpilot.com. Backstage lives at the apex —
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// no subdomain — and resolves to a fixed `__backstage__` slug.
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export type HostMatch =
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| { kind: "tenant"; slug: string }
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| { kind: "backstage" }
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| { kind: "apex" }
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| { kind: "unknown" };
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// Longest-first so `stage.breakpilot.com` is matched before `breakpilot.com`.
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const APEX_HOSTS = ["stage.breakpilot.com", "breakpilot.com", "localhost"];
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const APEX_SET = new Set(APEX_HOSTS);
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export function parseHost(host: string | null | undefined): HostMatch {
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if (!host) return { kind: "unknown" };
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const hostNoPort = host.split(":")[0].toLowerCase();
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if (APEX_SET.has(hostNoPort)) return { kind: "apex" };
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// Strip the known apex suffix to extract the subdomain.
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for (const apex of APEX_HOSTS) {
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const suffix = `.${apex}`;
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if (hostNoPort.endsWith(suffix)) {
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const sub = hostNoPort.slice(0, -suffix.length);
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if (!sub) return { kind: "apex" };
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// Backstage is reserved.
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if (sub === "backstage") return { kind: "backstage" };
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// Slugs are [a-z0-9-]{2,40} per the tenant-registry schema check.
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if (/^[a-z0-9-]{2,40}$/.test(sub)) {
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return { kind: "tenant", slug: sub };
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}
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return { kind: "unknown" };
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}
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}
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return { kind: "unknown" };
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}
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