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Re: [libvirt] [PATCH v4 10/10] LXC: fuse: Change files owner to the root user of container



On Fri, Jun 07, 2013 at 03:12:27PM +0800, Gao feng wrote:
> The owner of the /proc/meminfo in container should
> be the root user of container.
> 
> Signed-off-by: Gao feng <gaofeng cn fujitsu com>
> ---
>  src/lxc/lxc_fuse.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/src/lxc/lxc_fuse.c b/src/lxc/lxc_fuse.c
> index 32886cd..b98a0d9 100644
> --- a/src/lxc/lxc_fuse.c
> +++ b/src/lxc/lxc_fuse.c
> @@ -48,6 +48,8 @@ static int lxcProcGetattr(const char *path, struct stat *stbuf)
>      int res;
>      char *mempath = NULL;
>      struct stat sb;
> +    struct fuse_context *context = fuse_get_context();
> +    virDomainDefPtr def = (virDomainDefPtr)context->private_data;
>  
>      memset(stbuf, 0, sizeof(struct stat));
>      if (virAsprintf(&mempath, "/proc/%s", path) < 0) {
> @@ -66,6 +68,8 @@ static int lxcProcGetattr(const char *path, struct stat *stbuf)
>              goto cleanup;
>          }
>  
> +        stbuf->st_uid = def->idmap.uidmap ? def->idmap.uidmap[0].target : 0;
> +        stbuf->st_gid = def->idmap.gidmap ? def->idmap.gidmap[0].target : 0;
>          stbuf->st_mode = sb.st_mode;
>          stbuf->st_nlink = 1;
>          stbuf->st_blksize = sb.st_blksize;

ACK


Daniel
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