Centralized_I-M_Database/SummerProject2026
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kevinbell
2026-07-29 11:38:15 -06:00
parent f2ab7f55f1
commit d703f19ccc
2 changed files with 11 additions and 7 deletions
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dashboard/README.md
+4
View File
@@ -41,6 +41,10 @@ address, not the address to put in a browser. Confirm the in-app status reads
**Validated sample aggregates**, then stop the server with `Ctrl-C` after the **Validated sample aggregates**, then stop the server with `Ctrl-C` after the
demo. demo.
If the host is on a Tailscale tailnet, the server also prints a **Tailscale
(tunnel)** URL (a `100.x.y.z` address). Open that URL on any other device signed
into the same tailnet to reach the dashboard remotely, without sharing a LAN.
All data-contract and checksum validation remains enabled over LAN HTTP. When a All data-contract and checksum validation remains enabled over LAN HTTP. When a
remote browser does not expose the SubtleCrypto digest API to the plain-HTTP remote browser does not expose the SubtleCrypto digest API to the plain-HTTP
page, the dashboard uses its dependency-free SHA-256 implementation and still page, the dashboard uses its dependency-free SHA-256 implementation and still
dashboard/server.mjs
+7 -7
View File
@@ -52,12 +52,13 @@ function safeFile(requestUrl) {
} }
} }
// Tailscale and similar VPN tunnels show up as extra "LAN" interfaces but are not // Tailscale advertises the host over its tailnet on a 100.64.0.0/10 address, so
// useful for an in-room demo, so keep them out of the printed URL list. // label that URL clearly for remote (off-LAN) demos over the tunnel.
function isTunnelInterface(interfaceName, address) { function interfaceLabel(interfaceName, address) {
if (/^(utun|tailscale|tun|ppp|ipsec)/i.test(interfaceName)) return true;
const [first, second] = address.split(".").map(Number); const [first, second] = address.split(".").map(Number);
return first === 100 && second >= 64 && second <= 127; // 100.64.0.0/10 (CGNAT/tailnet) const isTailnet =
/tailscale/i.test(interfaceName) || (first === 100 && second >= 64 && second <= 127);
return isTailnet ? "Tailscale (tunnel)" : `Other devices (${interfaceName})`;
} }
function displayUrls(host, port) { function displayUrls(host, port) {
@@ -72,10 +73,9 @@ function displayUrls(host, port) {
for (const [interfaceName, addresses] of Object.entries(networkInterfaces())) { for (const [interfaceName, addresses] of Object.entries(networkInterfaces())) {
for (const address of addresses || []) { for (const address of addresses || []) {
if (address.family !== "IPv4" || address.internal || seen.has(address.address)) continue; if (address.family !== "IPv4" || address.internal || seen.has(address.address)) continue;
if (isTunnelInterface(interfaceName, address.address)) continue;
seen.add(address.address); seen.add(address.address);
entries.push({ entries.push({
label: `Other devices (${interfaceName})`, label: interfaceLabel(interfaceName, address.address),
url: `http://${address.address}:${port}`, url: `http://${address.address}:${port}`,
}); });
} }