Re: [PATCH v3 4/6] raspios: resize rootfs on first boot

[Henning Schild <henning.schild@siemens.com>]

Hi,

why did you not use or extend recipes-support/expand-on-first-boot ?

Henning

Am Wed, 19 Jan 2022 07:59:00 +0100
schrieb Uladzimir Bely <ubely@ilbers.de>:

> Initially, after rpi-sdimg is created, a quite small rootfs partition
> is created. After boot, there is almost no free space.
> 
> This patch uses scripts (idea is taken from official raspbian distro)
> that make rootfs partition expanded at first boot.
> 
> Signed-off-by: Uladzimir Bely <ubely@ilbers.de>
> ---
>  meta-isar/conf/distro/raspios-configscript.sh | 23
> ++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)
> 
> diff --git a/meta-isar/conf/distro/raspios-configscript.sh
> b/meta-isar/conf/distro/raspios-configscript.sh index
> 6120a379..9a7c43e6 100644 ---
> a/meta-isar/conf/distro/raspios-configscript.sh +++
> b/meta-isar/conf/distro/raspios-configscript.sh @@ -19,7 +19,7 @@ EOF
>  cat > /boot/cmdline.txt << EOF
>  console=${MACHINE_SERIAL},${BAUDRATE_TTY} console=tty1 \
>  root=/dev/mmcblk0p2 rootfstype=ext4 fsck.repair=yes \
> -rootwait quiet
> +rootwait quiet init=/usr/lib/raspi-config/init_resize.sh
>  EOF
>  
>  cat > /etc/fstab << EOF
> @@ -27,3 +27,24 @@ proc            /proc           proc    defaults
>        0       0 /dev/mmcblk0p1  /boot           vfat    defaults
>      0       2 /dev/mmcblk0p2  /               ext4
> defaults,noatime  0       1 EOF
> +
> +cat > /etc/init.d/resize2fs_once << EOF
> +#!/bin/sh
> +. /lib/lsb/init-functions
> +case "\$1" in
> +  start)
> +    log_daemon_msg "Starting resize2fs_once"
> +    ROOT_DEV=\$(findmnt / -o source -n) &&
> +    resize2fs \$ROOT_DEV &&
> +    update-rc.d resize2fs_once remove &&
> +    rm /etc/init.d/resize2fs_once &&
> +    log_end_msg \$?
> +    ;;
> +  *)
> +    echo "Usage: \$0 start" >&2
> +    exit 3
> +    ;;
> +esac
> +EOF
> +chmod +x /etc/init.d/resize2fs_once
> +ln -s ../init.d/resize2fs_once /etc/rc3.d/S01resize2fs_once