Basic alpine chroot

alpine/prepare-chroot.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+mkdir -p "$ROOTFS/var/cache/apk"
+mount --bind /var/cache/apk "$ROOTFS/var/cache/apk"
+mount --bind /dev  "$ROOTFS/dev"
+mount --bind /proc "$ROOTFS/proc"
+mount --bind /sys  "$ROOTFS/sys"
+mount --bind /run  "$ROOTFS/run"
+
+cp /usr/bin/qemu-aarch64-static "$ROOTFS/usr/bin/"
+cp /etc/resolv.conf "$ROOTFS/etc/resolv.conf"
+
+chroot "$ROOTFS" /bin/sh -c "ln -s /var/cache/apk /etc/apk/cache"
+chroot "$ROOTFS" /bin/sh -c "apk update; apk add bash curl"
+cp "/build-rootfs.sh" "$ROOTFS/build-rootfs.sh"
+chroot "$ROOTFS" /bin/bash /build-rootfs.sh