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;
34 static int should_authenticate(struct ceph_auth_client *ac)
36 struct ceph_auth_none_info *xi = ac->private;
42 * the generic auth code decode the global_id, and we carry no actual
43 * authenticate state, so nothing happens here.
45 static int handle_reply(struct ceph_auth_client *ac, int result,
48 struct ceph_auth_none_info *xi = ac->private;
55 * build an 'authorizer' with our entity_name and global_id. we can
56 * reuse a single static copy since it is identical for all services
59 static int ceph_auth_none_create_authorizer(
60 struct ceph_auth_client *ac, int peer_type,
61 struct ceph_authorizer **a,
62 void **buf, size_t *len,
63 void **reply_buf, size_t *reply_len)
65 struct ceph_auth_none_info *ai = ac->private;
66 struct ceph_none_authorizer *au = &ai->au;
70 if (!ai->built_authorizer) {
72 end = p + sizeof(au->buf);
74 ret = ceph_entity_name_encode(ac->name, &p, end - 8);
77 ceph_decode_need(&p, end, sizeof(u64), bad2);
78 ceph_encode_64(&p, ac->global_id);
79 au->buf_len = p - (void *)au->buf;
80 ai->built_authorizer = true;
81 dout("built authorizer len %d\n", au->buf_len);
84 *a = (struct ceph_authorizer *)au;
87 *reply_buf = au->reply_buf;
88 *reply_len = sizeof(au->reply_buf);
97 static void ceph_auth_none_destroy_authorizer(struct ceph_auth_client *ac,
98 struct ceph_authorizer *a)
103 static const struct ceph_auth_client_ops ceph_auth_none_ops = {
107 .is_authenticated = is_authenticated,
108 .should_authenticate = should_authenticate,
109 .handle_reply = handle_reply,
110 .create_authorizer = ceph_auth_none_create_authorizer,
111 .destroy_authorizer = ceph_auth_none_destroy_authorizer,
114 int ceph_auth_none_init(struct ceph_auth_client *ac)
116 struct ceph_auth_none_info *xi;
118 dout("ceph_auth_none_init %p\n", ac);
119 xi = kzalloc(sizeof(*xi), GFP_NOFS);
124 xi->built_authorizer = false;
126 ac->protocol = CEPH_AUTH_NONE;
128 ac->ops = &ceph_auth_none_ops;