periodic debug during txhashset download

p2p/src/protocol.rs

@@ -26,6 +26,7 @@ use std::cmp;
 use std::fs::{self, File, OpenOptions};
 use std::io::{BufWriter, Seek, SeekFrom, Write};
 use std::sync::Arc;
+use std::time::Instant;
 use tempfile::tempfile;
 
 pub struct Protocol {
@@ -349,6 +350,7 @@ impl MessageHandler for Protocol {
 					let total_size = sm_arch.bytes as usize;
 					let mut downloaded_size: usize = 0;
 					let mut request_size = cmp::min(48_000, total_size);
+					let mut now = Instant::now();
 					while request_size > 0 {
 						let size = msg.copy_attachment(request_size, &mut tmp_zip)?;
 						downloaded_size += size;
@@ -358,6 +360,10 @@ impl MessageHandler for Protocol {
 							downloaded_size as u64,
 							total_size as u64,
 						);
+						if now.elapsed().as_secs() > 60 {
+							debug!("txhashset download: {}/{}", downloaded_size, total_size);
+							now = Instant::now();
+						}
 
 						// Increase received bytes quietly (without affecting the counters).
 						// Otherwise we risk banning a peer as "abusive".