From 3b1a1e3c12d203497accd7caf6be80a32effd95e Mon Sep 17 00:00:00 2001
From: Cole Helbling <cole.helbling@determinate.systems>
Date: Tue, 23 Apr 2024 08:29:03 -0700
Subject: [PATCH] wip: drop the file and keep the early-init logging

---
 magic-nix-cache/src/api.rs  |  6 ------
 magic-nix-cache/src/main.rs | 15 ++-------------
 2 files changed, 2 insertions(+), 19 deletions(-)

diff --git a/magic-nix-cache/src/api.rs b/magic-nix-cache/src/api.rs
index e8d8919..ae643bd 100644
--- a/magic-nix-cache/src/api.rs
+++ b/magic-nix-cache/src/api.rs
@@ -57,12 +57,6 @@ async fn workflow_finish(
         }
     }
 
-    // NOTE(cole-h): see `init_logging`
-    let logfile = std::env::temp_dir().join("magic-nix-cache-tracing.log");
-    let logfile_contents = std::fs::read_to_string(logfile)?;
-    println!("Every log line throughout the lifetime of the program:");
-    println!("\n{logfile_contents}\n");
-
     let reply = WorkflowFinishResponse {};
 
     //state.metrics.num_new_paths.set(num_new_paths);
diff --git a/magic-nix-cache/src/main.rs b/magic-nix-cache/src/main.rs
index f735ad0..31cee73 100644
--- a/magic-nix-cache/src/main.rs
+++ b/magic-nix-cache/src/main.rs
@@ -447,7 +447,7 @@ async fn main() -> Result<()> {
     }
 }
 
-fn init_logging() -> Result<tracing_appender::non_blocking::WorkerGuard> {
+fn init_logging() -> Result<()> {
     let filter = EnvFilter::try_from_default_env().unwrap_or_else(|_| {
         #[cfg(debug_assertions)]
         return EnvFilter::new("info")
@@ -462,23 +462,12 @@ fn init_logging() -> Result<tracing_appender::non_blocking::WorkerGuard> {
         .with_writer(std::io::stderr)
         .pretty();
 
-    let logfile = std::env::temp_dir().join("magic-nix-cache-tracing.log");
-    let file = std::fs::OpenOptions::new()
-        .create(true)
-        .append(true)
-        .open(logfile)?;
-    let (nonblocking, guard) = tracing_appender::non_blocking(file);
-    let file_layer = tracing_subscriber::fmt::layer()
-        .with_writer(nonblocking)
-        .pretty();
-
     tracing_subscriber::registry()
         .with(filter)
         .with(stderr_layer)
-        .with(file_layer)
         .init();
 
-    Ok(guard)
+    Ok(())
 }
 
 #[cfg(debug_assertions)]