proper login flow

src/app/api/login/route.ts

@@ -0,0 +1,41 @@
+import * as ldap from "@/ldap";
+import { createAuthTicket } from "@/auth";
+
+type RequestBody = {
+  username: string;
+  password: string;
+};
+
+export async function POST(request: Request) {
+  const { username, password } = (await request.json()) as RequestBody;
+
+  if (
+    username == undefined ||
+    typeof username !== "string" ||
+    password == undefined ||
+    typeof password !== "string"
+  ) {
+    return new Response(
+      JSON.stringify({
+        ok: false,
+        error: "invalidBody"
+      }),
+      { status: 400 }
+    );
+  }
+
+  const valid = await ldap.validateUser(username, password);
+  if (!valid) {
+    return new Response(
+      JSON.stringify({
+        ok: false,
+        error: "invalidCredentials"
+      }),
+      { status: 401 }
+    );
+  }
+
+  const ticket = await createAuthTicket(username);
+  // not confident if we can set-cookie and I cba to try
+  return new Response(JSON.stringify({ ok: true, ticket }));
+}

src/app/login/page.tsx

@@ -0,0 +1,52 @@
+"use client";
+
+import styles from "@/app/page.module.css";
+import React from "react";
+
+// TODO: use input from register & un programmer art this
+export default function Page() {
+  const usernameRef = React.useRef<HTMLInputElement>(null);
+  const passwordRef = React.useRef<HTMLInputElement>(null);
+
+  return (
+    <main className={styles.main}>
+      <form
+        style={{ display: "flex", flexDirection: "column" }}
+        onSubmit={async (e) => {
+          e.preventDefault();
+
+          const username = usernameRef.current?.value ?? "";
+          const password = passwordRef.current?.value ?? "";
+
+          const req = await fetch("/api/login", {
+            method: "POST",
+            headers: {
+              "Content-Type": "application/json"
+            },
+            body: JSON.stringify({
+              username,
+              password
+            })
+          });
+
+          if (req.status === 200) {
+            const res: { ticket: string } = await req.json();
+            document.cookie = `ticket=${res.ticket}; path=/;`;
+            window.location.href = "/me";
+          } else {
+            // todo error handling lol
+          }
+        }}
+      >
+        <input type="text" placeholder="Username" ref={usernameRef} required />
+        <input
+          type="password"
+          placeholder="Password"
+          ref={passwordRef}
+          required
+        />
+        <input type="submit" value="Login" />
+      </form>
+    </main>
+  );
+}

src/app/page.tsx

@@ -6,8 +6,16 @@ export default function Home() {
     <main className={styles.main}>
       <Image src="/icon.svg" alt="gluestick logo" width="256" height="256" />
 
-      <p>
+      <p
-        <a href="/oauth/discord/login">login debug</a>
+        style={{
+          display: "flex",
+          flexDirection: "column"
+        }}
+      >
+        <a href="/login">login</a>
+        <a href="/me">me</a>
+        <a href="/oauth/discord/login">discord</a>
+        <a href="/register">register</a>
       </p>
     </main>
   );

src/auth.ts

@@ -1,5 +1,6 @@
 import prisma from "@/prisma";
 import { cookies } from "next/dist/client/components/headers";
+import { v4 } from "uuid";
 
 export async function getUserFromRequest(request: Request) {
   const authorization = request.headers
@@ -41,3 +42,50 @@ export async function getUserFromPage() {
   });
   return user;
 }
+
+export async function createAuthTicket(username: string) {
+  let user = await prisma.user.findFirst({
+    where: {
+      username: username
+    }
+  });
+
+  // It's possible we haven't made a user yet (already existing accounts)
+  if (user === null) {
+    user = await prisma.user.create({
+      data: {
+        username: username
+      }
+    });
+  }
+
+  const authTicket = await prisma.authTicket.upsert({
+    where: {
+      userId: user!.id
+    },
+    create: {
+      userId: user!.id,
+      ticket: v4(),
+      expiresAt: new Date(Date.now() + 86400000)
+    },
+    update: {
+      ticket: v4(),
+      expiresAt: new Date(Date.now() + 86400000)
+    }
+  });
+
+  await prisma.user.update({
+    where: {
+      id: user!.id
+    },
+    data: {
+      authTicket: {
+        connect: {
+          id: authTicket.id
+        }
+      }
+    }
+  });
+
+  return authTicket.ticket;
+}

src/ldap.ts

@@ -152,3 +152,18 @@ export async function setPassword(user: string, password: string) {
 
   await client.exop("1.3.6.1.4.1.4203.1.11.1", writer.buffer);
 }
+
+export async function validateUser(username: string, password: string) {
+  const client = new Client({
+    url: `ldap://${process.env.LDAP_HOST}:3890`
+  });
+
+  try {
+    const dn = `uid=${username},ou=people,${process.env.LDAP_DC}`;
+    await client.bind(dn, password);
+    await client.unbind();
+    return true;
+  } catch (e) {
+    return false;
+  }
+}

src/prisma.ts

@@ -1,3 +1,50 @@
 import { PrismaClient } from "@prisma/client";
+import { DiscordAccessTokenResponse } from "./app/oauth/discord/oauth";
 const prisma = new PrismaClient();
+
+// refresh 6 hours before expiry
+async function refreshDiscordTokens() {
+  const refreshWindow = 6 * 60 * 60 * 1000;
+
+  const discordAuths = await prisma.discordAuth.findMany({
+    where: {
+      expiresAt: {
+        lte: new Date(Date.now() + refreshWindow)
+      }
+    }
+  });
+
+  for (const discordAuth of discordAuths) {
+    const req = await fetch("https://discord.com/api/oauth2/token", {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/x-www-form-urlencoded"
+      },
+      body: new URLSearchParams({
+        client_id: process.env.DISCORD_CLIENT_ID,
+        client_secret: process.env.DISCORD_CLIENT_SECRET,
+        grant_type: "refresh_token",
+        refresh_token: discordAuth.refreshToken
+      }).toString()
+    });
+
+    const res: DiscordAccessTokenResponse = await req.json();
+
+    await prisma.discordAuth.update({
+      where: {
+        id: discordAuth.id
+      },
+      data: {
+        accessToken: res.access_token,
+        refreshToken: res.refresh_token,
+        expiresAt: new Date(Date.now() + res.expires_in * 1000)
+      }
+    });
+  }
+}
+
+setInterval(async () => {
+  await refreshDiscordTokens();
+}, 60 * 1000);
+
 export default prisma;