fix(p2p-stats): show peer flags for DNS6 relay hostnames

Extract embedded IPv6 addresses from dns6 multiaddrs so geo lookup and country flags work for relay peers that publish IPv6 via DNS hostnames.
2026-08-03 07:41:04 +02:00 · 2026-05-31 18:02:20 +07:00
parent 872116b132
commit 3480dc0505
3 changed files with 110 additions and 1 deletions
@@ -256,6 +256,73 @@ describe('P2PStatsSettings', () => {
    expect(fetchMock).toHaveBeenCalledWith('https://free.freeipapi.com/api/json/91.234.199.189', expect.objectContaining({ signal: expect.any(AbortSignal) }));
  });

+  it('shows peer country flags for DNS6 relay hostnames with embedded IPv6 addresses', async () => {
+    const fetchMock = vi.fn(async (url: string | URL | Request) => {
+      const requestUrl = String(url);
+      if (requestUrl === 'https://free.freeipapi.com/api/json/2a11%3A6100%3A0%3A5e9f%3A%3A0') {
+        return {
+          ok: true,
+          json: async () => ({
+            cityName: 'Reykjavik',
+            countryCode: 'IS',
+            ipAddress: '2a11:6100:0:5e9f::0',
+            latitude: 64.1466,
+            longitude: -21.9426,
+          }),
+        };
+      }
+      return {
+        ok: true,
+        json: async () => ({ country: 'US', ip: '147.75.84.175' }),
+      };
+    });
+    vi.stubGlobal('fetch', fetchMock);
+    testState.account = {
+      ...testState.account,
+      pkcOptions: {
+        libp2pJsClientsOptions: [{ key: 'libp2pjs' }],
+      },
+      pkc: {
+        clients: {
+          libp2pJsClients: {
+            libp2pjs: {
+              key: 'libp2pjs',
+              _helia: {
+                libp2p: {
+                  getConnections: () => [
+                    {
+                      remoteAddr: {
+                        toString: () => '/dns6/2a11-6100-0-5e9f--0.k51qzi5uqu5djg5pdoi9a98.example/tcp/443/ws/p2p/relay-peer/p2p-circuit/p2p/12D3KooWIPv6Peer',
+                      },
+                      remotePeer: { toString: () => '12D3KooWIPv6Peer' },
+                    },
+                  ],
+                  getMultiaddrs: () => ['/ip4/147.75.84.175/tcp/4001/ws'],
+                  getPeers: () => ['12D3KooWIPv6Peer'],
+                  peerId: { toString: () => 'self-peer' },
+                },
+              },
+            },
+          },
+        },
+      },
+    };
+
+    await renderSettings(false);
+    await act(async () => {
+      await Promise.resolve();
+      await Promise.resolve();
+    });
+
+    const connectedPeers = container.querySelector('[data-testid="connected-peers"]');
+    expect(connectedPeers?.textContent).toContain('WebSocket through relay');
+    expect(connectedPeers?.querySelector('img[aria-label="Iceland"]')).not.toBeNull();
+    expect(fetchMock).toHaveBeenCalledWith(
+      'https://free.freeipapi.com/api/json/2a11%3A6100%3A0%3A5e9f%3A%3A0',
+      expect.objectContaining({ signal: expect.any(AbortSignal) }),
+    );
+  });
+
  it('shows the own IP flag and a red precise map marker when leeching', async () => {
    const fetchMock = vi.fn(async (url: string | URL | Request) => {
      const requestUrl = String(url);