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[alpine-devel] [PATCH] mkinitfs: init: enable the init= kernel command line argument

Jesse Young <jlyo@jlyo.org>
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<20180813185524.GA2527@varda.jlyo.org>
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1534186524
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Patch: +8 -5
---
 initramfs-init.in | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/initramfs-init.in b/initramfs-init.in
index 8233af4..f7c2493 100755
--- a/initramfs-init.in
+++ b/initramfs-init.in
@@ -282,7 +282,7 @@ rtc_exists() {
set -- $(cat /proc/cmdline)

myopts="alpine_dev autodetect autoraid chart cryptroot cryptdm cryptheader cryptoffset
	cryptdiscards cryptkey debug_init dma init_args keep_apk_new modules ovl_dev
	cryptdiscards cryptkey debug_init dma init init_args keep_apk_new modules ovl_dev
	pkgs quiet root_size root usbdelay ip alpine_repo apkovl alpine_start splash
	blacklist overlaytmpfs rootfstype rootflags nbd resume s390x_net dasd ssh_key"

@@ -312,6 +312,9 @@ done
# enable debugging if requested
[ -n "$KOPT_debug_init" ] && set -x

# set default values
: ${KOPT_init:=/sbin/init}

# pick first keymap if found
for map in /etc/keymap/*; do
	if [ -f "$map" ]; then
@@ -466,7 +469,7 @@ if [ -n "$KOPT_root" ]; then
		fi
	done
	sync
	exec /bin/busybox switch_root $sysroot $chart_init /sbin/init $KOPT_init_args
	exec /bin/busybox switch_root $sysroot $chart_init "$KOPT_init" $KOPT_init_args
	echo "initramfs emergency recovery shell launched"
	exec /bin/busybox sh
fi
@@ -725,9 +728,9 @@ if [ "$KOPT_chart" = yes ]; then
	chart_init="/sbin/bootchartd start-rootfs"
fi

if [ ! -x $sysroot/sbin/init ]; then
if [ ! -x "${sysroot}${KOPT_init}" ]; then
	[ "$KOPT_splash" != "no" ] && echo exit > $sysroot/$splashfile
	echo "/sbin/init not found in new root. Launching emergency recovery shell"
	echo "$KOPT_init not found in new root. Launching emergency recovery shell"
	echo "Type exit to continue boot."
	/bin/busybox sh
fi
@@ -743,7 +746,7 @@ sync

[ "$KOPT_splash" = "init" ] && echo exit > $sysroot/$splashfile
echo ""
exec /bin/busybox switch_root $sysroot $chart_init /sbin/init $KOPT_init_args
exec /bin/busybox switch_root $sysroot $chart_init "$KOPT_init" $KOPT_init_args

[ "$KOPT_splash" != "no" ] && echo exit > $sysroot/$splashfile
echo "initramfs emergency recovery shell launched"
-- 
2.18.0



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Jesse Young <jlyo@jlyo.org>
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<1538333738.1438919.1525692792.6563E564@webmail.messagingengine.com>
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<20180813185524.GA2527@varda.jlyo.org> (view parent)
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On Mon, Aug 13, 2018, at 13:55, Jesse Young wrote:
>
> [Patch]
>

Gentle ping. Can this be included, or is there feedback?

Thanks,
Jesse


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Natanael Copa <ncopa@alpinelinux.org>
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<20190103142421.3941d83b@ncopa-desktop.copa.dup.pw>
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<20180813185524.GA2527@varda.jlyo.org> (view parent)
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On Mon, 13 Aug 2018 13:55:24 -0500
Jesse Young <jlyo@jlyo.org> wrote:

> ---
>  initramfs-init.in | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)

This was finally merged, for inclusion in alpine v3.9.
Thank you!

-nc

> diff --git a/initramfs-init.in b/initramfs-init.in
> index 8233af4..f7c2493 100755
> --- a/initramfs-init.in
> +++ b/initramfs-init.in
> @@ -282,7 +282,7 @@ rtc_exists() {
>  set -- $(cat /proc/cmdline)
>  
>  myopts="alpine_dev autodetect autoraid chart cryptroot cryptdm cryptheader cryptoffset
> -	cryptdiscards cryptkey debug_init dma init_args keep_apk_new modules ovl_dev
> +	cryptdiscards cryptkey debug_init dma init init_args keep_apk_new modules ovl_dev
>  	pkgs quiet root_size root usbdelay ip alpine_repo apkovl alpine_start splash
>  	blacklist overlaytmpfs rootfstype rootflags nbd resume s390x_net dasd ssh_key"
>  
> @@ -312,6 +312,9 @@ done
>  # enable debugging if requested
>  [ -n "$KOPT_debug_init" ] && set -x
>  
> +# set default values
> +: ${KOPT_init:=/sbin/init}
> +
>  # pick first keymap if found
>  for map in /etc/keymap/*; do
>  	if [ -f "$map" ]; then
> @@ -466,7 +469,7 @@ if [ -n "$KOPT_root" ]; then
>  		fi
>  	done
>  	sync
> -	exec /bin/busybox switch_root $sysroot $chart_init /sbin/init $KOPT_init_args
> +	exec /bin/busybox switch_root $sysroot $chart_init "$KOPT_init" $KOPT_init_args
>  	echo "initramfs emergency recovery shell launched"
>  	exec /bin/busybox sh
>  fi
> @@ -725,9 +728,9 @@ if [ "$KOPT_chart" = yes ]; then
>  	chart_init="/sbin/bootchartd start-rootfs"
>  fi
>  
> -if [ ! -x $sysroot/sbin/init ]; then
> +if [ ! -x "${sysroot}${KOPT_init}" ]; then
>  	[ "$KOPT_splash" != "no" ] && echo exit > $sysroot/$splashfile
> -	echo "/sbin/init not found in new root. Launching emergency recovery shell"
> +	echo "$KOPT_init not found in new root. Launching emergency recovery shell"
>  	echo "Type exit to continue boot."
>  	/bin/busybox sh
>  fi
> @@ -743,7 +746,7 @@ sync
>  
>  [ "$KOPT_splash" = "init" ] && echo exit > $sysroot/$splashfile
>  echo ""
> -exec /bin/busybox switch_root $sysroot $chart_init /sbin/init $KOPT_init_args
> +exec /bin/busybox switch_root $sysroot $chart_init "$KOPT_init" $KOPT_init_args
>  
>  [ "$KOPT_splash" != "no" ] && echo exit > $sysroot/$splashfile
>  echo "initramfs emergency recovery shell launched"



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