--- rsync.h.orig	2019-11-26 00:32:00.801993000 +0000
+++ rsync.h	2019-11-26 00:31:26.661675000 +0000
@@ -24,6 +24,10 @@
 #define BLOCK_SIZE 700
 #define RSYNC_RSH_ENV "RSYNC_RSH"
 #define RSYNC_RSH_IO_ENV "RSYNC_RSH_IO"
+/* CyberLeo: Envvar to set pause length for rsync --server */
+#define RSYNC_SERVER_PAUSE_ENV "RSYNC_SERVER_PAUSE"
+/* CyberLeo: Envvar to set chroot directory for rsync --server */
+#define RSYNC_SERVER_CHROOT_ENV "RSYNC_SERVER_CHROOT"
 
 #define RSYNC_NAME "rsync"
 /* RSYNCD_SYSCONF is now set in config.h */
--- main.c.orig	2019-11-26 00:32:10.867959000 +0000
+++ main.c	2019-11-25 21:40:37.773176000 +0000
@@ -1116,6 +1117,29 @@
 	set_nonblocking(f_in);
 	set_nonblocking(f_out);
 
+	/* CyberLeo: Sleep here for RSYNC_SERVER_PAUSE_ENV seconds */
+	const char *rsync_server_pause = getenv(RSYNC_SERVER_PAUSE_ENV);
+	if (rsync_server_pause)
+		sleep(atoi(rsync_server_pause));
+
+	/* CyberLeo: Chroot into RSYNC_SERVER_CHROOT_ENV before running */
+	const char *rsync_server_chroot = getenv(RSYNC_SERVER_CHROOT_ENV);
+	if (rsync_server_chroot)
+	{
+		if (0 > chroot(rsync_server_chroot))
+		{
+			fprintf(stderr, "chroot(%s): ", rsync_server_chroot);
+			perror("");
+			exit(4);
+		}
+		if (0 > chdir("/"))
+		{
+			fprintf(stderr, "chdir(%s): ", rsync_server_chroot);
+			perror("");
+			exit(4);
+		}
+	}
+		
 	io_set_sock_fds(f_in, f_out);
 	setup_protocol(f_out, f_in);