Improve cert retreival and new newt combined certs

2026-08-07 21:19:03 +02:00 · 2026-07-22 17:22:17 -04:00
parent 19c1c2042b
commit ecf008a8d9
7 changed files with 245 additions and 18 deletions
@@ -0,0 +1,75 @@
+import { sendToClient } from "#dynamic/routers/ws";
+import logger from "@server/logger";
+import {
+    canCompress,
+    supportsCertReferences
+} from "@server/lib/clientVersionChecks";
+import { CertRef } from "@server/lib/ip";
+
+/**
+ * Pushes an incremental set of certs to a newt client outside of a full
+ * newt/sync or newt/wg/receive-config, e.g. after a certificate renewal so
+ * that every target referencing it (by tlsCertId) picks up the new material
+ * without waiting for the next full resync.
+ */
+export async function sendCertsAdd(
+    newtId: string,
+    certs: CertRef[],
+    version?: string | null
+) {
+    if (certs.length === 0) {
+        return;
+    }
+
+    if (!supportsCertReferences(version)) {
+        logger.debug(
+            `Newt ${newtId} (version ${version}) does not support cert references, skipping certs/add`
+        );
+        return;
+    }
+
+    await sendToClient(
+        newtId,
+        {
+            type: "newt/certs/add",
+            data: certs
+        },
+        {
+            incrementConfigVersion: true,
+            compress: canCompress(version, "newt")
+        }
+    );
+}
+
+/**
+ * Tells a newt client to drop the given cert IDs, e.g. once the server knows
+ * no target references them anymore.
+ */
+export async function sendCertsRemove(
+    newtId: string,
+    certIds: string[],
+    version?: string | null
+) {
+    if (certIds.length === 0) {
+        return;
+    }
+
+    if (!supportsCertReferences(version)) {
+        logger.debug(
+            `Newt ${newtId} (version ${version}) does not support cert references, skipping certs/remove`
+        );
+        return;
+    }
+
+    await sendToClient(
+        newtId,
+        {
+            type: "newt/certs/remove",
+            data: { ids: certIds }
+        },
+        {
+            incrementConfigVersion: true,
+            compress: canCompress(version, "newt")
+        }
+    );
+}