Re: [PATCH 6/9] fstools: add zfs-auto-snapshot

[Chris PeBenito <pebenito@xxxxxxxx>]

On 12/24/19 5:10 AM, Jason Zaman wrote:
> Should be in domain fstools_t, and needs to run zpool which is
> mount_exec_t.
>
> type=AVC msg=audit(1563084061.269:2472): avc:  denied  { execute } for  pid=4981 comm="env" name="zpool" dev="zfs" ino=259064 scontext=system_u:system_r:fsadm_t:s0-s0:c0.c1023 tcontext=system_u:object_r:mount_exec_t:s0 tclass=file permissive=0
> type=SYSCALL msg=audit(1563084061.269:2472): arch=c000003e syscall=59 success=no exit=-13 a0=7ffeba786e70 a1=7ffeba787098 a2=55726a69a4e0 a3=7fbff7eb5b00 items=1 ppid=4980 pid=4981 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="env" exe="/bin/env" subj=system_u:system_r:fsadm_t:s0-s0:c0.c1023 key=(null)
> type=CWD msg=audit(1563084061.269:2472): cwd="/root"
> type=PATH msg=audit(1563084061.269:2472): item=0 name="/sbin/zpool" inode=259064 dev=00:17 mode=0100755 ouid=0 ogid=0 rdev=00:00 obj=system_u:object_r:mount_exec_t:s0 nametype=NORMAL cap_fp=0 cap_fi=0 cap_fe=0 cap_fver=0 cap_frootid=0
>
> Signed-off-by: Jason Zaman <jason@xxxxxxxxxxxxx>
> ---
>   policy/modules/system/fstools.fc | 1 +
>   policy/modules/system/fstools.te | 1 +
>   2 files changed, 2 insertions(+)
>
> diff --git a/policy/modules/system/fstools.fc b/policy/modules/system/fstools.fc
> index 8fbd5ce4..d871294e 100644
> --- a/policy/modules/system/fstools.fc
> +++ b/policy/modules/system/fstools.fc
> @@ -49,6 +49,7 @@
>   /usr/bin/swapon.*		--	gen_context(system_u:object_r:fsadm_exec_t,s0)
>   /usr/bin/tune2fs		--	gen_context(system_u:object_r:fsadm_exec_t,s0)
>   /usr/bin/zdb			--	gen_context(system_u:object_r:fsadm_exec_t,s0)
> +/usr/bin/zfs-auto-snapshot	--	gen_context(system_u:object_r:fsadm_exec_t,s0)
>   /usr/bin/zhack			--	gen_context(system_u:object_r:fsadm_exec_t,s0)
>   /usr/bin/zinject		--	gen_context(system_u:object_r:fsadm_exec_t,s0)
>   /usr/bin/zpios			--	gen_context(system_u:object_r:fsadm_exec_t,s0)
> diff --git a/policy/modules/system/fstools.te b/policy/modules/system/fstools.te
> index 8d37e323..64b61485 100644
> --- a/policy/modules/system/fstools.te
> +++ b/policy/modules/system/fstools.te
> @@ -154,6 +154,7 @@ logging_send_syslog_msg(fsadm_t)
>   
>   miscfiles_read_localization(fsadm_t)
>   
> +mount_exec(fsadm_t)
>   # for /run/mount/utab
>   mount_getattr_runtime_files(fsadm_t)
>   # losetup: bind mount_loopback_t files to loop devices

Please add a comment that this is for the zfs command.

--
Chris PeBenito