[PATCH v3 07/12] LXC: fuse: Change files owner to the root user of container

[Gao feng <gaofeng@xxxxxxxxxxxxxx>]

Otherwise we will fail to mount the meminfo file.
This patch also allows any users to access the
fuse mount point.

Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
---
 src/lxc/lxc_fuse.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/lxc/lxc_fuse.c b/src/lxc/lxc_fuse.c
index b6df99c..ddb737c 100644
--- a/src/lxc/lxc_fuse.c
+++ b/src/lxc/lxc_fuse.c
@@ -49,6 +49,9 @@ static int lxcProcGetattr(const char *path, struct stat *stbuf)
     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) {
         virReportOOMError();
@@ -66,6 +69,8 @@ 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;
@@ -307,6 +312,7 @@ int lxcSetupFuse(virLXCFusePtr *f, virDomainDefPtr def)
     /* process name is libvirt_lxc */
     if (fuse_opt_add_arg(&args, "libvirt_lxc") == -1 ||
         fuse_opt_add_arg(&args, "-odirect_io") == -1 ||
+        fuse_opt_add_arg(&args, "-oallow_other") == -1 ||
         fuse_opt_add_arg(&args, "-ofsname=libvirt") == -1)
         goto cleanup1;
 
-- 
1.8.1.4

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