Basic TFTP server container

tftp/Dockerfile

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+FROM debian:buster
+RUN apt update && apt install -y xinetd tftpd-hpa
+RUN mkdir -p /tftpboot && chmod -R 777 /tftpboot && chown -R nobody /tftpboot
+COPY tftp.xinetd.conf /etc/xinetd.d/tftp
+COPY Dockerfile /tftpboot/test
+CMD ["script", "-c", "/usr/sbin/xinetd -d"]

tftp/tftp.xinetd.conf

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+service tftp
+{
+  socket_type = dgram
+  protocol = udp
+  wait = yes
+  user = root
+  server = /usr/sbin/in.tftpd
+  server_args  = -s /tftpboot
+  disable = no
+  per_source = 11
+  cps = 100 2
+  flags = IPv4
+}