downloading squashfs over http for faster boot

linux/initramfs/download.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 . /scripts/functions
 configure_networking
-tftp -g -r root.squashfs 192.168.14.2
+wget http://192.168.14.2/root.squashfs
 mkdir /mnt
 modprobe loop
 losetup /dev/loop0

tftp/Dockerfile

@@ -1,4 +1,5 @@
 FROM debian:buster
-RUN apt update && apt install -y xinetd tftpd-hpa
+RUN apt update && apt install -y xinetd tftpd-hpa busybox
 COPY tftp.xinetd.conf /etc/xinetd.d/tftp
+COPY http.xinetd.conf /etc/xinetd.d/http
 CMD ["script", "-c", "/usr/sbin/xinetd -d"]

tftp/http.xinetd.conf

@@ -0,0 +1,11 @@
+service http
+{
+  socket_type = stream
+  protocol = tcp
+  wait = no
+  user = root
+  server = /bin/busybox
+  server_args = httpd -if -h /tftpboot
+  port = 80
+  flags = IPv4
+}