From fcf13b1fe5eaa421cb6d8cf10a788972b0a2d9a8 Mon Sep 17 00:00:00 2001
From: Michael Hollister <michael@futo.org>
Date: Mon, 11 Nov 2024 10:45:15 -0600
Subject: [PATCH] Fixing hostname detection on Raspberry PI

---
 receivers/electron/src/DiscoveryService.ts | 31 +++++++++++++++++++---
 1 file changed, 28 insertions(+), 3 deletions(-)

diff --git a/receivers/electron/src/DiscoveryService.ts b/receivers/electron/src/DiscoveryService.ts
index cec9906..bae6a59 100644
--- a/receivers/electron/src/DiscoveryService.ts
+++ b/receivers/electron/src/DiscoveryService.ts
@@ -1,9 +1,11 @@
-import mdns = require('mdns-js');
+import mdns from 'mdns-js';
 const cp = require('child_process');
 const os = require('os');
 
 export class DiscoveryService {
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
     private serviceTcp: any;
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
     private serviceWs: any;
 
     private static getComputerName() {
@@ -12,8 +14,31 @@ export class DiscoveryService {
                 return process.env.COMPUTERNAME;
             case "darwin":
                 return cp.execSync("scutil --get ComputerName").toString().trim();
-            case "linux":
-                return os.hostname();
+            case "linux": {
+                let hostname: string;
+
+                // Some distro's don't work with `os.hostname()`, but work with `hostnamectl` and vice versa...
+                try {
+                    hostname = os.hostname();
+                }
+                catch (err) {
+                    console.warn('Error fetching hostname, trying different method...');
+                    console.warn(err);
+
+                    try {
+                        hostname = cp.execSync("hostnamectl hostname").toString().trim();
+                    }
+                    catch (err2) {
+                        console.warn('Error fetching hostname again, using generic name...');
+                        console.warn(err2);
+
+                        hostname = 'linux device';
+                    }
+                }
+
+                return hostname;
+            }
+
             default:
                 return os.hostname();
         }