1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
/*
SSSD
NSS Responder
Copyright (C) Simo Sorce <ssorce@redhat.com> 2008
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NSS_NEG_CACHE_H_
#define _NSS_NEG_CACHE_H_
struct sss_nc_ctx;
/* init the in memory negative cache */
int sss_ncache_init(TALLOC_CTX *memctx, struct sss_nc_ctx **_ctx);
/* check if the user is expired according to the passed in time to live */
int sss_ncache_check_user(struct sss_nc_ctx *ctx, int ttl,
struct sss_domain_info *dom, const char *name);
int sss_ncache_check_group(struct sss_nc_ctx *ctx, int ttl,
struct sss_domain_info *dom, const char *name);
int sss_ncache_check_netgr(struct sss_nc_ctx *ctx, int ttl,
const char *domain, const char *name);
int sss_ncache_check_uid(struct sss_nc_ctx *ctx, int ttl, uid_t uid);
int sss_ncache_check_gid(struct sss_nc_ctx *ctx, int ttl, gid_t gid);
int sss_ncache_check_service(struct sss_nc_ctx *ctx, int ttl,
struct sss_domain_info *dom,
const char *name,
const char *proto);
int sss_ncache_check_service_port(struct sss_nc_ctx *ctx, int ttl,
struct sss_domain_info *dom,
uint16_t port,
const char *proto);
/* add a new neg-cache entry setting the timestamp to "now" unless
* "permanent" is set to true, in which case the timestamps is set to 0
* and the negative cache never expires (used to permanently filter out
* users and groups) */
int sss_ncache_set_user(struct sss_nc_ctx *ctx, bool permanent,
struct sss_domain_info *dom, const char *name);
int sss_ncache_set_group(struct sss_nc_ctx *ctx, bool permanent,
struct sss_domain_info *dom, const char *name);
int sss_ncache_set_netgr(struct sss_nc_ctx *ctx, bool permanent,
struct sss_domain_info *dom, const char *name);
int sss_ncache_set_uid(struct sss_nc_ctx *ctx, bool permanent, uid_t uid);
int sss_ncache_set_gid(struct sss_nc_ctx *ctx, bool permanent, gid_t gid);
int sss_ncache_set_service_name(struct sss_nc_ctx *ctx, bool permanent,
struct sss_domain_info *dom,
const char *name, const char *proto);
int sss_ncache_set_service_port(struct sss_nc_ctx *ctx, bool permanent,
struct sss_domain_info *dom,
uint16_t port, const char *proto);
int sss_ncache_reset_permament(struct sss_nc_ctx *ctx);
/* Set up the negative cache with values from filter_users and
* filter_groups in the sssd.conf
*/
errno_t sss_ncache_prepopulate(struct sss_nc_ctx *ncache,
struct confdb_ctx *cdb,
struct sss_names_ctx *names_ctx,
struct resp_ctx *rctx);
#endif /* _NSS_NEG_CACHE_H_ */
|
