Merge branch 'holepunch' into hp-multi-client

server/routers/olm/handleOlmRelayMessage.ts

@@ -0,0 +1,76 @@
+import db from "@server/db";
+import { MessageHandler } from "../ws";
+import { clients, Olm, olms, sites } from "@server/db/schema";
+import { eq } from "drizzle-orm";
+import { addPeer, deletePeer } from "../newt/peers";
+import logger from "@server/logger";
+
+export const handleOlmRelayMessage: MessageHandler = async (context) => {
+    const { message, client: c, sendToClient } = context;
+    const olm = c as Olm;
+
+    logger.info("Handling relay olm message!");
+
+    if (!olm) {
+        logger.warn("Olm not found");
+        return;
+    }
+
+    if (!olm.clientId) {
+        logger.warn("Olm has no site!"); // TODO: Maybe we create the site here?
+        return;
+    }
+
+    const clientId = olm.clientId;
+
+    const [client] = await db
+        .select()
+        .from(clients)
+        .where(eq(clients.clientId, clientId))
+        .limit(1);
+
+    if (!client || !client.siteId) {
+        logger.warn("Site not found or does not have exit node");
+        return;
+    }
+
+    const [site] = await db
+        .select()
+        .from(sites)
+        .where(eq(sites.siteId, client.siteId))
+        .limit(1);
+
+    if (!client) {
+        logger.warn("Site not found or does not have exit node");
+        return;
+    }
+
+    // make sure we hand endpoints for both the site and the client and the lastHolePunch is not too old
+    if (!client.pubKey) {
+        logger.warn("Site or client has no endpoint or listen port");
+        return;
+    }
+
+    if (!site.subnet) {
+        logger.warn("Site has no subnet");
+        return;
+    }
+
+    await deletePeer(site.siteId, client.pubKey);
+
+    // add the peer to the exit node
+    await addPeer(site.siteId, {
+        publicKey: client.pubKey,
+        allowedIps: [client.subnet],
+        endpoint: "" 
+    });
+
+    return {
+        message: {
+            type: "olm/wg/relay-success",
+            data: {}
+        },
+        broadcast: false, // Send to all olms
+        excludeSender: false // Include sender in broadcast
+    };
+};