feat: add way to list users from redis.

src/lib/usernames.ts

@@ -56,13 +56,40 @@ export async function deleteUsername(username: string) {
 
 	const multi = redis.multi();
 
-	await multi.del(usernameKey);
+	multi.del(usernameKey);
 	if (user.subspace) {
-		await multi.del(USER_SUBSPACES_PREFIX + user.subspace);
+		multi.del(USER_SUBSPACES_PREFIX + user.subspace);
 	}
 	if (user.rauthyId) {
-		await multi.del(USER_RAUTHY_IDS_PREFIX + user.rauthyId);
+		multi.del(USER_RAUTHY_IDS_PREFIX + user.rauthyId);
 	}
 
 	await multi.exec();
 }
+
+export async function listUsers(): Promise<
+	{
+		username: string;
+		rauthyId: string;
+		subspace: string;
+	}[]
+> {
+	const userKeys = await redis.keys(USER_NAMES_PREFIX + '*');
+	return (
+		await Promise.all(
+			userKeys.map(async (key) => {
+				try {
+					const segments = key.split(':');
+					const username = segments[segments.length - 1];
+					const data = await redis.hGetAll(key);
+					const rauthyId = data.rauthyId;
+					const subspace = data.subspace;
+
+					return { username, rauthyId, subspace };
+				} catch (_) {
+					return undefined;
+				}
+			})
+		)
+	).filter((x) => !!x) as { username: string; rauthyId: string; subspace: string }[];
+}

src/routes/(internal)/__internal__/admin/usernames/+page.server.ts

@@ -1,6 +1,11 @@
-import { claimUsername, deleteUsername } from '$lib/usernames';
+import { claimUsername, deleteUsername, listUsers } from '$lib/usernames';
+import type { ServerLoad } from '@sveltejs/kit';
 import type { Actions } from './$types';
 
+export const load: ServerLoad = async ({}) => {
+	return { users: await listUsers() };
+};
+
 export const actions = {
 	claimUsername: async ({ request }) => {
 		const formData = await request.formData();

src/routes/(internal)/__internal__/admin/usernames/+page.svelte

@@ -1,7 +1,7 @@
 <script lang="ts">
-	import type { ActionData } from './$types';
+	import type { ActionData, PageData } from './$types';
 
-	const { form }: { form: ActionData } = $props();
+	const { form, data }: { form: ActionData; data: PageData } = $props();
 </script>
 
 {#if form?.error}
@@ -35,3 +35,24 @@
 		<button>Delete</button>
 	</fieldset>
 </form>
+
+<h2>Users</h2>
+
+<table>
+	<thead>
+		<tr>
+			<td>Username</td>
+			<td>Rauthy ID</td>
+			<td>Subspace</td>
+		</tr>
+	</thead>
+	<tbody>
+		{#each data.users as user}
+			<tr>
+				<td><a href={`/${user.username}`}>{user.username}</a></td>
+				<td>{user.rauthyId}</td>
+				<td>{user.subspace}</td>
+			</tr>
+		{/each}
+	</tbody>
+</table>