From 19d9a38484f1fcd9a05909186531ce401dcc94bb Mon Sep 17 00:00:00 2001
From: Louis Burda <quent.burda@gmail.com>
Date: Thu, 8 Jul 2021 12:37:30 +0200
Subject: replaced socat with ncat and small fixes

---
 do.sh                  | 5 ++++-
 service/Dockerfile     | 2 +-
 service/cleaner/main.c | 4 ++--
 service/entrypoint.sh  | 5 ++---
 4 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/do.sh b/do.sh
index 366d508..ef0ca01 100644
--- a/do.sh
+++ b/do.sh
@@ -84,9 +84,12 @@ elif [ "$1" == "ci-test" ]; then
 
 	docker-compose -f service/docker-compose.yml down
 	docker-compose -f checker/docker-compose.yml down
-elif [ "$1" == "host-local" ]; then
+elif [ "$1" == "host-socat" ]; then
 	RESULTDIR=service/data/uploads socat -x -v -T180 -s TCP-LISTEN:9090,nodelay,reuseaddr,fork \
 		EXEC:./run-proxy.sh,raw,pty,echo=0,stderr
+elif [ "$1" == "host-ncat" ]; then
+	RESULTDIR=service/data/uploads ncat -v -k -l -p 9090 \
+		-m 200 --no-shutdown -w10s -i180s -c "./run-proxy.sh"
 elif [ "$1" == "parse-log" ]; then
 	python3 -c '
 #!/usr/bin/env python3
diff --git a/service/Dockerfile b/service/Dockerfile
index c49190e..af3b176 100644
--- a/service/Dockerfile
+++ b/service/Dockerfile
@@ -1,6 +1,6 @@
 FROM ubuntu:18.04
 
-RUN apt update && apt install -y --no-install-recommends socat gcc make libc6-dev libc6 libc-dev-bin
+RUN apt update && apt install -y --no-install-recommends ncat gcc make libc6-dev libc6 libc-dev-bin
 
 RUN addgroup --system service
 RUN adduser --system --ingroup service --uid 1000 service
diff --git a/service/cleaner/main.c b/service/cleaner/main.c
index a9d8b6f..fce087f 100644
--- a/service/cleaner/main.c
+++ b/service/cleaner/main.c
@@ -101,6 +101,7 @@ main(int argc, const char **argv)
 	if (!(f = fopen(oldpath, "r+")))
 		die("Missing index file: %s\n", oldpath);
 	flock(fileno(f), LOCK_EX);
+	fflush(f);
 
 	newpath = aprintf("%s/.index.next", dirpath);
 	if (!(fn = fopen(newpath, "w+")))
@@ -137,8 +138,7 @@ main(int argc, const char **argv)
 		fwrite(buf, 1, nread, f);
 	ftruncate(fileno(f), ftell(f));
 
-	nread = ftell(f);
-
+	fflush(f);
 	flock(fileno(f), LOCK_UN);
 	fclose(f);
 	fclose(fn);
diff --git a/service/entrypoint.sh b/service/entrypoint.sh
index ab00f61..d68257e 100755
--- a/service/entrypoint.sh
+++ b/service/entrypoint.sh
@@ -7,10 +7,9 @@ expiry=$((13*60))
 while [ 1 ]; do
 	reftime="$(($(date +%s)-$expiry))"
 	echo "[FILE CLEANUP] @ $(date +%T)"
-	cleaner "$RESULTDIR" "$reftime"
+	cleaner "$RESULTDIR" "$reftime" &> /tmp/cleaner-log
 	sleep 70
 done &
 
-CMD="socat -T180 -s TCP-LISTEN:9000,nodelay,reuseaddr,fork \
-EXEC:/service/build/stldoctor,raw,pty,echo=0,stderr"
+CMD="ncat -k -l -p 9090 -m 200 --no-shutdown -w10s -i180s -e /service/build/stldoctor"
 su -s /bin/sh -c "$CMD" service
-- 
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