TheCloud/fuse-overlayfs
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fuse-overlayfs: name the xattr origin not redirect

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
This commit is contained in:
Giuseppe Scrivano 2018-07-13 12:54:09 +02:00
parent 358873e18b
commit 8b54d466e1
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GPG Key ID: E4730F97F60286ED
1 changed files with 7 additions and 7 deletions
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14
main.c
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@ -61,7 +61,7 @@
#define ENTRY_TIMEOUT 1000000000.0
#define XATTR_PREFIX "user.fuseoverlayfs"
#define REDIRECT_XATTR "user.fuseoverlayfs.redirect"
#define ORIGIN_XATTR "user.fuseoverlayfs.origin"
#define NODE_TO_INODE(x) ((fuse_ino_t) x)
@ -691,8 +691,8 @@ make_ovl_node (const char *path, struct ovl_layer *layer, const char *name, ino_
if (fstat (fd, &st) == 0)
ret->ino = st.st_ino;
/* If a redirect is specified, use it for the next layer lookup. */
s = fgetxattr (fd, REDIRECT_XATTR, path, sizeof (path) - 1);
/* If an origin is specified, use it for the next layer lookup. */
s = fgetxattr (fd, ORIGIN_XATTR, path, sizeof (path) - 1);
if (s > 0)
path[s] = '\0';
@ -2418,17 +2418,17 @@ ovl_link (fuse_req_t req, fuse_ino_t ino, fuse_ino_t newparent, const char *newn
int sfd = TEMP_FAILURE_RETRY (openat (node_dirfd (node), node->path, O_RDONLY));
if (sfd >= 0)
{
char redirect_path[PATH_MAX + 10];
ssize_t s = fgetxattr (sfd, REDIRECT_XATTR, redirect_path, sizeof (redirect_path));
char origin_path[PATH_MAX + 10];
ssize_t s = fgetxattr (sfd, ORIGIN_XATTR, origin_path, sizeof (origin_path));
if (s > 0)
{
set = fsetxattr (dfd, REDIRECT_XATTR, redirect_path, s, 0) == 0;
set = fsetxattr (dfd, ORIGIN_XATTR, origin_path, s, 0) == 0;
}
close (sfd);
}
if (! set)
fsetxattr (dfd, REDIRECT_XATTR, node->path, strlen (node->path), 0);
fsetxattr (dfd, ORIGIN_XATTR, node->path, strlen (node->path), 0);
close (dfd);
}
}