diff mbox series

[isar-cip-core,1/2] initramfs-overlay-hook: Add INITRAMFS_OVERLAY_MOUNT_OPTION

Message ID 20240626114715.70823-1-clara.kowalsky@siemens.com (mailing list archive)
State Superseded
Headers show
Series [isar-cip-core,1/2] initramfs-overlay-hook: Add INITRAMFS_OVERLAY_MOUNT_OPTION | expand

Commit Message

Clara Kowalsky June 26, 2024, 11:47 a.m. UTC
This allows to override the mount options from fstab.

Signed-off-by: Clara Kowalsky <clara.kowalsky@siemens.com>
---
 .../initramfs-overlay-hook/files/overlay.script.tmpl          | 2 ++
 .../initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb      | 4 +++-
 2 files changed, 5 insertions(+), 1 deletion(-)

Comments

Quirin Gylstorff June 26, 2024, 1:20 p.m. UTC | #1
On 6/26/24 1:47 PM, Clara Kowalsky wrote:
> This allows to override the mount options from fstab.
We don't read the fstab. This allows to set options during
the mount of the overlay storage device(/var as default).

Quirin
> 
> Signed-off-by: Clara Kowalsky <clara.kowalsky@siemens.com>
> ---
>   .../initramfs-overlay-hook/files/overlay.script.tmpl          | 2 ++
>   .../initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb      | 4 +++-
>   2 files changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl b/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
> index 2563dfd..42eb59c 100644
> --- a/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
> +++ b/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
> @@ -30,12 +30,14 @@ esac
>   ovl_partition_device="${INITRAMFS_OVERLAY_STORAGE_DEVICE}"
>   ovl_storage_path="${INITRAMFS_OVERLAY_STORAGE_PATH}"
>   ovl_lower_dirs="${INITRAMFS_OVERLAY_PATHS}"
> +ovl_mount_option="${INITRAMFS_OVERLAY_MOUNT_OPTION}"
>   
>   root_mount_storage=${rootmnt}${ovl_storage_path}
>   storage_mount_point="$(echo "${ovl_storage_path}" | awk -F/ '{print FS$2}' )"
>   
>   if ! mountpoint -q "${rootmnt}${storage_mount_point}"; then
>   	if ! mount -t $(get_fstype ${ovl_partition_device}) \
> +		 -o ${ovl_mount_option} \
>   		 ${ovl_partition_device} \
>   		 ${rootmnt}${storage_mount_point}; then
>   		panic "Can't mount ${storage_mount_point} partition - overlay will not work!"
> diff --git a/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb b/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb
> index 2694766..955748f 100644
> --- a/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb
> +++ b/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb
> @@ -29,11 +29,13 @@ INITRAMFS_OVERLAY_STORAGE_PATH ??= "/var/local"
>   
>   # override this to switch to UUID or PARTUUID based mounts
>   INITRAMFS_OVERLAY_STORAGE_DEVICE ??= "/dev/disk/by-label/var"
> +INITRAMFS_OVERLAY_MOUNT_OPTION ??= "defaults,nodev,nosuid,noexec"
>   
>   TEMPLATE_FILES = "overlay.script.tmpl"
>   TEMPLATE_VARS += " INITRAMFS_OVERLAY_STORAGE_PATH \
>       INITRAMFS_OVERLAY_PATHS \
> -    INITRAMFS_OVERLAY_STORAGE_DEVICE"
> +    INITRAMFS_OVERLAY_STORAGE_DEVICE \
> +    INITRAMFS_OVERLAY_MOUNT_OPTION"
>   
>   DEBIAN_DEPENDS = "initramfs-tools, awk, coreutils, util-linux"
>
Clara Kowalsky June 26, 2024, 1:44 p.m. UTC | #2
> -----Original Message-----
> From: Gylstorff, Quirin (T CED OES-DE) <quirin.gylstorff@siemens.com>
> Sent: Mittwoch, 26. Juni 2024 15:20
> To: Kowalsky, Clara (T CED OES-DE) <clara.kowalsky@siemens.com>; Kiszka,
> Jan (T CED) <jan.kiszka@siemens.com>; cip-dev@lists.cip-project.org
> Subject: Re: [cip-dev][isar-cip-core][PATCH 1/2] initramfs-overlay-hook: Add
> INITRAMFS_OVERLAY_MOUNT_OPTION
> 
> 
> 
> On 6/26/24 1:47 PM, Clara Kowalsky wrote:
> > This allows to override the mount options from fstab.
> We don't read the fstab. This allows to set options during the mount of the
> overlay storage device(/var as default).
> 
> Quirin

Alright, thank you. I sent v2.
Clara

> >
> > Signed-off-by: Clara Kowalsky <clara.kowalsky@siemens.com>
> > ---
> >   .../initramfs-overlay-hook/files/overlay.script.tmpl          | 2 ++
> >   .../initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb      | 4 +++-
> >   2 files changed, 5 insertions(+), 1 deletion(-)
> >
> > diff --git
> > a/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
> > b/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
> > index 2563dfd..42eb59c 100644
> > ---
> > a/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
> > +++ b/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tm
> > +++ pl
> > @@ -30,12 +30,14 @@ esac
> >   ovl_partition_device="${INITRAMFS_OVERLAY_STORAGE_DEVICE}"
> >   ovl_storage_path="${INITRAMFS_OVERLAY_STORAGE_PATH}"
> >   ovl_lower_dirs="${INITRAMFS_OVERLAY_PATHS}"
> > +ovl_mount_option="${INITRAMFS_OVERLAY_MOUNT_OPTION}"
> >
> >   root_mount_storage=${rootmnt}${ovl_storage_path}
> >   storage_mount_point="$(echo "${ovl_storage_path}" | awk -F/ '{print
> FS$2}' )"
> >
> >   if ! mountpoint -q "${rootmnt}${storage_mount_point}"; then
> >   	if ! mount -t $(get_fstype ${ovl_partition_device}) \
> > +		 -o ${ovl_mount_option} \
> >   		 ${ovl_partition_device} \
> >   		 ${rootmnt}${storage_mount_point}; then
> >   		panic "Can't mount ${storage_mount_point} partition -
> overlay will not work!"
> > diff --git
> > a/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.
> > bb
> > b/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.
> > bb
> > index 2694766..955748f 100644
> > ---
> > a/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.
> > bb
> > +++ b/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_
> > +++ 0.1.bb
> > @@ -29,11 +29,13 @@ INITRAMFS_OVERLAY_STORAGE_PATH ??=
> "/var/local"
> >
> >   # override this to switch to UUID or PARTUUID based mounts
> >   INITRAMFS_OVERLAY_STORAGE_DEVICE ??= "/dev/disk/by-label/var"
> > +INITRAMFS_OVERLAY_MOUNT_OPTION ??=
> "defaults,nodev,nosuid,noexec"
> >
> >   TEMPLATE_FILES = "overlay.script.tmpl"
> >   TEMPLATE_VARS += " INITRAMFS_OVERLAY_STORAGE_PATH \
> >       INITRAMFS_OVERLAY_PATHS \
> > -    INITRAMFS_OVERLAY_STORAGE_DEVICE"
> > +    INITRAMFS_OVERLAY_STORAGE_DEVICE \
> > +    INITRAMFS_OVERLAY_MOUNT_OPTION"
> >
> >   DEBIAN_DEPENDS = "initramfs-tools, awk, coreutils, util-linux"
> >
diff mbox series

Patch

diff --git a/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl b/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
index 2563dfd..42eb59c 100644
--- a/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
+++ b/recipes-initramfs/initramfs-overlay-hook/files/overlay.script.tmpl
@@ -30,12 +30,14 @@  esac
 ovl_partition_device="${INITRAMFS_OVERLAY_STORAGE_DEVICE}"
 ovl_storage_path="${INITRAMFS_OVERLAY_STORAGE_PATH}"
 ovl_lower_dirs="${INITRAMFS_OVERLAY_PATHS}"
+ovl_mount_option="${INITRAMFS_OVERLAY_MOUNT_OPTION}"
 
 root_mount_storage=${rootmnt}${ovl_storage_path}
 storage_mount_point="$(echo "${ovl_storage_path}" | awk -F/ '{print FS$2}' )"
 
 if ! mountpoint -q "${rootmnt}${storage_mount_point}"; then
 	if ! mount -t $(get_fstype ${ovl_partition_device}) \
+		 -o ${ovl_mount_option} \
 		 ${ovl_partition_device} \
 		 ${rootmnt}${storage_mount_point}; then
 		panic "Can't mount ${storage_mount_point} partition - overlay will not work!"
diff --git a/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb b/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb
index 2694766..955748f 100644
--- a/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb
+++ b/recipes-initramfs/initramfs-overlay-hook/initramfs-overlay-hook_0.1.bb
@@ -29,11 +29,13 @@  INITRAMFS_OVERLAY_STORAGE_PATH ??= "/var/local"
 
 # override this to switch to UUID or PARTUUID based mounts
 INITRAMFS_OVERLAY_STORAGE_DEVICE ??= "/dev/disk/by-label/var"
+INITRAMFS_OVERLAY_MOUNT_OPTION ??= "defaults,nodev,nosuid,noexec"
 
 TEMPLATE_FILES = "overlay.script.tmpl"
 TEMPLATE_VARS += " INITRAMFS_OVERLAY_STORAGE_PATH \
     INITRAMFS_OVERLAY_PATHS \
-    INITRAMFS_OVERLAY_STORAGE_DEVICE"
+    INITRAMFS_OVERLAY_STORAGE_DEVICE \
+    INITRAMFS_OVERLAY_MOUNT_OPTION"
 
 DEBIAN_DEPENDS = "initramfs-tools, awk, coreutils, util-linux"