use supervisor

Dockerfile

@@ -14,6 +14,5 @@ COPY --from=builder /root/.local /usr/local
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
 COPY . /ytdlbot
-RUN echo "/usr/sbin/vnstatd -d;/usr/local/bin/python ytdl.py"> /ytdlbot/start.sh
 
-CMD ["sh", "start.sh"]
+CMD ["/usr/local/bin/supervisord", "-c" ,"/ytdlbot/supervisor.conf"]

requirements.txt

@@ -7,4 +7,5 @@ filetype
 redis
 requests
 APScheduler==3.7.0
-beautifultable==1.0.1
+beautifultable==1.0.1
+supervisor

supervisor.conf

@@ -0,0 +1,18 @@
+[supervisord]
+nodaemon=true
+logfile=/dev/null
+logfile_maxbytes=0
+user=root
+
+[program:vnstat]
+command=vnstatd -n
+autorestart=true
+
+[program:ytdl]
+directory=/ytdlbot
+command=python ytdl.py
+autorestart=true
+
+stdout_logfile=/dev/fd/1
+stdout_logfile_maxbytes=0
+redirect_stderr=true