[libvirt] [PATCH] LXC: Fix virLXCControllerSetupDevPTS() wrt user namespaces
Richard Weinberger
richard at nod.at
Thu Aug 14 12:45:57 UTC 2014
Am 14.08.2014 14:35, schrieb Ján Tomko:
> On 07/28/2014 10:59 PM, Richard Weinberger wrote:
>> The gid value passed to devpts has to be translated by hand as
>> virLXCControllerSetupDevPTS() is called before setting up the user
>> and group mappings.
>> Otherwise devpts will use an unmapped gid and openpty()
>> will fail within containers.
>> Linux commit commit 23adbe12
>
> s/commit commit/kernel commit/
>
>> ("fs,userns: Change inode_capable to capable_wrt_inode_uidgid")
>> uncovered that issue.
>>
>> Signed-off-by: Richard Weinberger <richard at nod.at>
>> ---
>> src/lxc/lxc_controller.c | 25 +++++++++++++++++++++++--
>> 1 file changed, 23 insertions(+), 2 deletions(-)
>>
>> diff --git a/src/lxc/lxc_controller.c b/src/lxc/lxc_controller.c
>> index 2d220eb..82ecf12 100644
>> --- a/src/lxc/lxc_controller.c
>> +++ b/src/lxc/lxc_controller.c
>> @@ -1164,6 +1164,19 @@ static int virLXCControllerMain(virLXCControllerPtr ctrl)
>> return rc;
>> }
>>
>> +static uint32_t
>
> I've changed this to 'unsigned int' to match the type used by virDomainIdMapEntry.
Why is uint32_t wrong? :)
>> +virLXCControllerLookupUsernsMap(virDomainIdMapEntryPtr map, int num,
>> + uint32_t src)
>> +{
>> + int i;
>
> This should be size_t to pass 'make syntax-check'.
/me pushes 'make syntax-check' to TODO list.
Thanks,
//richard
More information about the libvir-list
mailing list