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{ stdenv, fetchgit, busybox, squashfsTools, linuxHeaders, musl, runit }:
stdenv.mkDerivation {
name = "rootfs-yerba";
src = ./.;
buildInputs = [ squashfsTools ];
nativeBuildInputs = [ squashfsTools linuxHeaders ];
buildPhase = ''
# Basic setup start
mkdir -p rootfs
mkdir -p rootfs/{bin,sbin,etc,proc,sys,dev,home,var,usr,root,mnt,tmp,lib}
mkdir -p rootfs/usr/{lib,bin}
mkdir -p rootfs/etc/runit
mkdir -p rootfs/etc/service
chmod -R u+w rootfs
# Basic setup end
# Musl start
cp -a ${musl}/lib/* rootfs/usr/lib/
chmod -R u+w rootfs
ln -sf /usr/lib/ld-musl-x86_64.so.1 rootfs/lib/ld-musl-x86_64.so.1
chmod -R u+w rootfs
ln -sf /usr/lib/libc.so rootfs/lib/libc.so
# Musl end
# Busybox start
cp -a ${busybox}/_install/. rootfs/
# chmod -R u+w rootfs
# ln -sf /bin/busybox rootfs/init
# Busybox end
# runit start
cp -a ${runit}/bin/* rootfs/usr/bin
chmod -R u+w rootfs
ln -sf usr/bin/runit-init rootfs/init
chmod -R u+w rootfs
rm -f rootfs/sbin/init
chmod -R u+w rootfs
ln -sf usr/bin/runit-init rootfs/sbin/init
cp -a ${../runit}/* rootfs/etc/runit/
chmod -R u+w rootfs
ln -sf /etc/runit/sv/getty-tty0 rootfs/etc/service/
chmod -R u+w rootfs
ln -sf /etc/runit/sv/getty-ttyS0 rootfs/etc/service/
# runit end
# Programs start
# nothing here yet!
# Programs end
# Basic files setup start
echo "proc /proc proc defaults 0 0" > rootfs/etc/fstab
echo "sysfs /sys sysfs defaults 0 0" >> rootfs/etc/fstab
echo "devtmpfs /dev devtmpfs defaults 0 0" >> rootfs/etc/fstab
echo "root:x:0:0:root:/root:/bin/sh" > rootfs/etc/passwd
echo "root:x:0:" > rootfs/etc/group
echo "yerba-live" > rootfs/etc/hostname
# Basic files setup end
# Squashfs start
mksquashfs rootfs $out -comp zstd -noappend
# Squashfs end
'';
installPhase = ''
echo "rootfs built"
'';
}
|
