More logging

src/cache/fs.rs

@@ -106,8 +106,8 @@ pub(super) async fn read_file(
         // else, just directly read from file.
         if let Some(key) = ENCRYPTION_KEY.get() {
             let mut header_bytes = [0; HEADERBYTES];
-            if file.read_exact(&mut header_bytes).await.is_err() {
-                warn!("Found file, but encrypted header was not found. Assuming corrupted!");
+            if let Err(e) = file.read_exact(&mut header_bytes).await {
+                warn!("Found file but failed reading header: {}", e);
                 return None;
             }
 
@@ -158,6 +158,7 @@ pub(super) async fn read_file(
 
         parsed_metadata.map(|metadata| Ok((stream, maybe_header, metadata)))
     } else {
+        debug!("Reader was invalid, file is corrupt");
         None
     }
 }

src/routes.rs

@@ -12,7 +12,7 @@ use base64::DecodeError;
 use bytes::Bytes;
 use chrono::{DateTime, Utc};
 use futures::{Stream, TryStreamExt};
-use log::{debug, error, info, warn};
+use log::{debug, error, info, trace, warn};
 use once_cell::sync::Lazy;
 use prometheus::{Encoder, TextEncoder};
 use reqwest::{Client, StatusCode};
@@ -347,7 +347,7 @@ fn construct_response(
     data: impl Stream<Item = Result<Bytes, UpstreamError>> + Unpin + 'static,
     metadata: &ImageMetadata,
 ) -> ServerResponse {
-    debug!("Constructing response");
+    trace!("Constructing response");
 
     let mut resp = HttpResponse::Ok();
     if let Some(content_type) = metadata.content_type {