From e0ccca94f9d08c5ed7e0ac4fa81a6d50db2b5c18 Mon Sep 17 00:00:00 2001
From: Cole Helbling <cole.e.helbling@outlook.com>
Date: Mon, 27 Mar 2023 11:38:53 -0700
Subject: [PATCH] log_message_collector: open log handle to ensure log file
 exists

This fixes the test in the previous commit.
---
 ofborg/src/tasks/log_message_collector.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ofborg/src/tasks/log_message_collector.rs b/ofborg/src/tasks/log_message_collector.rs
index 64f7b8e..8cc4a95 100644
--- a/ofborg/src/tasks/log_message_collector.rs
+++ b/ofborg/src/tasks/log_message_collector.rs
@@ -215,6 +215,11 @@ impl worker::SimpleWorker for LogMessageCollector {
             MsgType::Start(ref start) => {
                 self.write_metadata(&job.from, start)
                     .expect("failed to write metadata");
+
+                // Make sure the log content exists by opening its handle.
+                // This (hopefully) prevents builds that produce no output (for any reason) from
+                // having their logs.nix.ci link complaining about a 404.
+                let _ = self.handle_for(&job.from).unwrap();
             }
             MsgType::Msg(ref message) => {
                 let handle = self.handle_for(&job.from).unwrap();