공개 키 등록 구현

src/lib/server/db/client.ts

@@ -2,6 +2,14 @@ import { and, eq } from "drizzle-orm";
 import db from "./drizzle";
 import { client, userClient } from "./schema";
 
+export const createClient = async (pubKey: string, userId: number) => {
+  await db.transaction(async (tx) => {
+    const insertRes = await tx.insert(client).values({ pubKey }).returning({ id: client.id });
+    const { id: clientId } = insertRes[0]!;
+    await tx.insert(userClient).values({ userId, clientId });
+  });
+};
+
 export const getClientByPubKey = async (pubKey: string) => {
   const clients = await db.select().from(client).where(eq(client.pubKey, pubKey)).execute();
   return clients[0] ?? null;

src/lib/server/modules/auth.ts

@@ -1,3 +1,4 @@
+import { error } from "@sveltejs/kit";
 import jwt from "jsonwebtoken";
 import env from "$lib/server/loadenv";
 
@@ -36,3 +37,22 @@ export const verifyToken = (token: string) => {
     return TokenError.INVALID;
   }
 };
+
+export const authenticate = (request: Request) => {
+  const accessToken = request.headers.get("Authorization");
+  if (!accessToken?.startsWith("Bearer ")) {
+    error(401, "Token required");
+  }
+
+  const tokenData = verifyToken(accessToken.slice(7));
+  if (tokenData === TokenError.EXPIRED) {
+    error(401, "Token expired");
+  } else if (tokenData === TokenError.INVALID || tokenData.type !== "access") {
+    error(401, "Invalid token");
+  }
+
+  return {
+    userId: tokenData.userId,
+    clientId: tokenData.clientId,
+  };
+};

src/lib/server/services/key.ts

@@ -0,0 +1,10 @@
+import { error } from "@sveltejs/kit";
+import { createClient, getClientByPubKey } from "$lib/server/db/client";
+
+export const registerPubKey = async (userId: number, pubKey: string) => {
+  if (await getClientByPubKey(pubKey)) {
+    error(409, "Public key already registered");
+  }
+
+  await createClient(pubKey, userId);
+};