2 #include "ceph_debug.h"
5 #include <linux/module.h>
6 #include <linux/random.h>
7 #include <linux/slab.h>
13 static void reset(struct ceph_auth_client
*ac
)
15 struct ceph_auth_none_info
*xi
= ac
->private;
18 xi
->built_authorizer
= false;
21 static void destroy(struct ceph_auth_client
*ac
)
27 static int is_authenticated(struct ceph_auth_client
*ac
)
29 struct ceph_auth_none_info
*xi
= ac
->private;
35 * the generic auth code decode the global_id, and we carry no actual
36 * authenticate state, so nothing happens here.
38 static int handle_reply(struct ceph_auth_client
*ac
, int result
,
41 struct ceph_auth_none_info
*xi
= ac
->private;
48 * build an 'authorizer' with our entity_name and global_id. we can
49 * reuse a single static copy since it is identical for all services
52 static int ceph_auth_none_create_authorizer(
53 struct ceph_auth_client
*ac
, int peer_type
,
54 struct ceph_authorizer
**a
,
55 void **buf
, size_t *len
,
56 void **reply_buf
, size_t *reply_len
)
58 struct ceph_auth_none_info
*ai
= ac
->private;
59 struct ceph_none_authorizer
*au
= &ai
->au
;
63 if (!ai
->built_authorizer
) {
65 end
= p
+ sizeof(au
->buf
);
67 ret
= ceph_entity_name_encode(ac
->name
, &p
, end
- 8);
70 ceph_decode_need(&p
, end
, sizeof(u64
), bad2
);
71 ceph_encode_64(&p
, ac
->global_id
);
72 au
->buf_len
= p
- (void *)au
->buf
;
73 ai
->built_authorizer
= true;
74 dout("built authorizer len %d\n", au
->buf_len
);
77 *a
= (struct ceph_authorizer
*)au
;
80 *reply_buf
= au
->reply_buf
;
81 *reply_len
= sizeof(au
->reply_buf
);
90 static void ceph_auth_none_destroy_authorizer(struct ceph_auth_client
*ac
,
91 struct ceph_authorizer
*a
)
96 static const struct ceph_auth_client_ops ceph_auth_none_ops
= {
100 .is_authenticated
= is_authenticated
,
101 .handle_reply
= handle_reply
,
102 .create_authorizer
= ceph_auth_none_create_authorizer
,
103 .destroy_authorizer
= ceph_auth_none_destroy_authorizer
,
106 int ceph_auth_none_init(struct ceph_auth_client
*ac
)
108 struct ceph_auth_none_info
*xi
;
110 dout("ceph_auth_none_init %p\n", ac
);
111 xi
= kzalloc(sizeof(*xi
), GFP_NOFS
);
116 xi
->built_authorizer
= false;
118 ac
->protocol
= CEPH_AUTH_NONE
;
120 ac
->ops
= &ceph_auth_none_ops
;