[PATCH] virt-aa-helper: Allow swtpm to fsync on dir

[Michal Prívozník]

On 7/14/21 9:13 AM, Michal Prívozník wrote:
> On 7/13/21 8:38 PM, Stefan Berger wrote:
>> Allow swtpm (0.7.0 or later) to fsync on the directory where it writes
>> its state files into so that "the entry in the directory containing the
>> file has also reached disk" (fsync(2)).
>>
>> Signed-off-by: Stefan Berger <stefanb at linux.ibm.com>
>> ---
>>  src/security/virt-aa-helper.c | 5 ++++-
>>  1 file changed, 4 insertions(+), 1 deletion(-)
>>
>> diff --git a/src/security/virt-aa-helper.c b/src/security/virt-aa-helper.c
>> index 52cfebf6e0..e21557c810 100644
>> --- a/src/security/virt-aa-helper.c
>> +++ b/src/security/virt-aa-helper.c
>> @@ -1250,8 +1250,11 @@ get_files(vahControl * ctl)
>>                  "  \"%s/libvirt/qemu/swtpm/%s-swtpm.sock\" rw,\n",
>>                  RUNSTATEDIR, shortName);
>>              /* Paths for swtpm to use: give it access to its state
>> -             * directory, log, and PID files.
>> +             * directory (state files and fsync on dir), log, and PID files.
>>               */
>> +            virBufferAsprintf(&buf,
>> +                "  \"%s/lib/libvirt/swtpm/%s/%s/\" r,\n",
>> +                LOCALSTATEDIR, uuidstr, tpmpath);
>>              virBufferAsprintf(&buf,
>>                  "  \"%s/lib/libvirt/swtpm/%s/%s/**\" rwk,\n",
>>                  LOCALSTATEDIR, uuidstr, tpmpath);
>>
> 
> Reviewed-by: Michal Privoznik <mprivozn at redhat.com>
> 

Just realized that you might not have commit access after we switched to
gitlab. So I went ahead and pushed this for you.

Michal