On Tue, 30 Jul 2013, Rodolfo García Peñas escribió:
> On Tue, 30 Jul 2013, Rodolfo García Peñas escribió:
>
> [snip]
>
> > Hi Askar,
> >
> > thanks a lot for your reply. Could this initramfs-tools patch solve the
> > problem?
> >
> > Some tips:
> >
> > 1. The patch reads the /etc/uswsusp.conf, and check if the file exists. The
> > value is not changed to UUID.
> > 2. I check if uswsusp is installed if the s2disk binary exists. Checking
> > the config file only could be an error if the package was removed (not
> > purged).
> > 3. The resume device is created always, not only when initramfs-tools is
> > installed. Because the user can change the device.
> >
> > Comments are welcome.
> >
> > Cheers,
> > kix
>
> Hi,
>
> I am attaching the git patches for the initramfs-tools git. Is only a
> proposal. Ben, what do you think? Please, apply them only if you agree with
> this behaviour (and code).
>
> If you agree, I will forward the bug report to initramfs-tools and I will tag
> it with +patch. Then, uswsusp package doesn't need changes.
>
> Cheers,
> kix
> From c92b6c76542baf254afe875d7fbc608460a3178a Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?"Rodolfo=20Garc=C3=ADa=20Pe=C3=B1as=20(kix)"?=
> <k...@debian.org>
> Date: Tue, 30 Jul 2013 19:49:29 +0200
> Subject: [PATCH 1/2] code style: Extra tab
>
> This patch only adds an extra tab.
> ---
> update-initramfs | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/update-initramfs b/update-initramfs
> index 998eaf0..251fb6b 100755
> --- a/update-initramfs
> +++ b/update-initramfs
> @@ -68,7 +68,7 @@ chrooted()
> # return false.
> return 1
> fi
> -return 0
> + return 0
> }
>
> mild_panic()
> --
> 1.7.10.4
>
> From 47c8558cf3ae7b0918c96ae983d9738acfef8159 Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?"Rodolfo=20Garc=C3=ADa=20Pe=C3=B1as=20(kix)"?=
> <k...@debian.org>
> Date: Tue, 30 Jul 2013 19:54:43 +0200
> Subject: [PATCH 2/2] resume using uswsusp configuration
>
> This patch reads the uswsusp configuration file (/etc/uswsusp.conf)
> to get the resume device. If the file exists and uswsusp package is
> installed, it save the value in the /etc/initramfs-tools/conf.d/resume
> file. When the initrd image is created, this value is stored in the
> conf/conf.d/resume file.
>
> If the uswsusp package is not installed, if the configuration file
> doesn't exists, or the file included in the configuration file doesn't
> exist, the value is not used, and the previous scheme is used.
>
> The main difference between this patch and the previous behaviour is
> the resume file is now created when the user run update-initramfs not
> when the user install the initramfs-tools package. The reason is because
> the user run 'dpkg-reconfigure uswsusp' can change the swap device, so
> the swap included in the configuration file could be wrong. The code
> to update the configuration file is moved from debian/initramfs-tools.preinst
> file to update-initramfs file. The function chrooted() was previously
> included in the file update-initramfs.
> ---
> debian/initramfs-tools.preinst | 34 -------------------------------
> update-initramfs | 43
> ++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 43 insertions(+), 34 deletions(-)
>
> diff --git a/debian/initramfs-tools.preinst b/debian/initramfs-tools.preinst
> index b0216a1..01ff9df 100644
> --- a/debian/initramfs-tools.preinst
> +++ b/debian/initramfs-tools.preinst
> @@ -2,43 +2,9 @@
>
> set -e
>
> -chrooted() {
> - # borrowed from udev's postinst
> - if [ "$(stat -c %d/%i /)" = "$(stat -Lc %d/%i /proc/1/root
> 2>/dev/null)" ]; then
> - # the devicenumber/inode pair of / is the same as that of
> - # /sbin/init's root, so we're *not* in a chroot and hence
> - # return false.
> - return 1
> - fi
> - return 0
> -}
> -
> case "$1" in
> install)
> mkdir -p /etc/initramfs-tools/conf.d
> -
> - # First time install. Can we autodetect the RESUME partition?
> - if [ -r /proc/swaps ]; then
> - RESUME=$(grep ^/dev/ /proc/swaps | sort -rk3 \
> - | head -n 1 | cut -d " " -f 1)
> - if command -v blkid >/dev/null 2>&1; then
> - UUID=$(blkid -s UUID -o value "$RESUME" || true)
> - # FIXME: post-Wheezy remove vol_id invocations
> - elif command -v vol_id >/dev/null 2>&1; then
> - UUID=$(vol_id -u "$RESUME" || true)
> - elif [ -x /lib/udev/vol_id ]; then
> - UUID=$(/lib/udev/vol_id -u "$RESUME" || true)
> - fi
> - if [ -n "$UUID" ]; then
> - RESUME="UUID=$UUID"
> - fi
> - fi
> -
> - # write conf.d/resume if not in a chroot
> - if [ -n "${RESUME}" ] && ! chrooted; then
> - echo "RESUME=${RESUME}" >
> /etc/initramfs-tools/conf.d/resume
> - fi
> -
> ;;
> esac
>
> diff --git a/update-initramfs b/update-initramfs
> index 251fb6b..285e5c1 100755
> --- a/update-initramfs
> +++ b/update-initramfs
> @@ -161,6 +161,45 @@ remove_initramfs_bak()
> verbose "Removing ${initramfs_bak}"
> }
>
> +# Update the resume device
> +update_resume_device()
> +{
> + USWSUSPCFG=/etc/uswsusp.conf
> + S2DISK=/usr/sbin/s2disk
> +
> + # If uswsusp installed, use that swap device
> + if [ -r ${USWSUSPCFG} ] && [ -x ${S2DISK} ]; then
> + RESUME=`sed -n 's/^[[:space:]]*'"resume
> device"'[[:space:]]*[=:][[:space:]]*\([^[:space:]]*\)/\1/ p' $USWSUSPCFG`
> +
> + if [ ! -e ${RESUME} ]; then
> + RESUME=""
> + fi
> + fi
> +
> + # If not found in uswsusp config, get from running system
> + if [ -z "${RESUME}" ]; then
> + if [ -r /proc/swaps ]; then
> + RESUME=$(grep ^/dev/ /proc/swaps | sort -rk3 \
> + | head -n 1 | cut -d " " -f 1)
> + if command -v blkid >/dev/null 2>&1; then
> + UUID=$(blkid -s UUID -o value "$RESUME" || true)
> + # FIXME: post-Wheezy remove vol_id invocations
> + elif command -v vol_id >/dev/null 2>&1; then
> + UUID=$(vol_id -u "$RESUME" || true)
> + elif [ -x /lib/udev/vol_id ]; then
> + UUID=$(/lib/udev/vol_id -u "$RESUME" || true)
> + fi
> + if [ -n "$UUID" ]; then
> + RESUME="UUID=$UUID"
> + fi
> + fi
> + fi
> +
> + # write conf.d/resume if not in a chroot
> + if [ -n "${RESUME}" ] && ! chrooted; then
> + echo "RESUME=${RESUME}" > /etc/initramfs-tools/conf.d/resume
> + fi
> +}
>
> generate_initramfs()
> {
> @@ -307,6 +346,8 @@ create()
> fi
> fi
>
> + update_resume_device
> +
> generate_initramfs
>
> run_bootloader
> @@ -344,6 +385,8 @@ update()
>
> backup_initramfs
>
> + update_resume_device
> +
> generate_initramfs
>
> run_bootloader
> --
> 1.7.10.4
Hi,
News? Ben, did you check the patch?
Thanks.
kix
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