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;