From 47dce1a63c9b2407298cf7eb2af91b46e19abfb8 Mon Sep 17 00:00:00 2001
From: Drew Nutter <dnut@users.noreply.github.com>
Date: Fri, 22 Dec 2023 16:52:19 -0500
Subject: [PATCH] fix(prometheus): join prometheus server thread on exit

---
 src/cmd/cmd.zig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cmd/cmd.zig b/src/cmd/cmd.zig
index 8b147766b..bc29717d5 100644
--- a/src/cmd/cmd.zig
+++ b/src/cmd/cmd.zig
@@ -89,7 +89,7 @@ fn gossip(_: []const []const u8) !void {
 
     // var logger: Logger = .noop;
 
-    _ = try spawnMetrics(gpa_allocator);
+    const metrics_thread = try spawnMetrics(gpa_allocator);
 
     var my_keypair = try getOrInitIdentity(gpa_allocator, logger);
 
@@ -134,6 +134,7 @@ fn gossip(_: []const []const u8) !void {
     );
 
     handle.join();
+    metrics_thread.detach();
 }
 
 /// Initializes the global registry. Returns error if registry was already initialized.