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/*
SSSD
dp_dyndns.h
Authors:
Jakub Hrozek <jhrozek@redhat.com>
Copyright (C) 2013 Red Hat
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 DP_DYNDNS_H_
#define DP_DYNDNS_H_
/* dynamic dns helpers */
struct sss_iface_addr;
typedef void (*nsupdate_timer_fn_t)(void *pvt);
struct be_nsupdate_ctx {
struct dp_option *opts;
time_t last_refresh;
bool timer_in_progress;
struct tevent_timer *refresh_timer;
nsupdate_timer_fn_t timer_callback;
void *timer_pvt;
};
enum dp_dyndns_opts {
DP_OPT_DYNDNS_UPDATE,
DP_OPT_DYNDNS_REFRESH_INTERVAL,
DP_OPT_DYNDNS_IFACE,
DP_OPT_DYNDNS_TTL,
DP_OPT_DYNDNS /* attrs counter */
};
#define DYNDNS_REMOVE_A 0x1
#define DYNDNS_REMOVE_AAAA 0x2
errno_t be_nsupdate_check(void);
errno_t
be_nsupdate_init(TALLOC_CTX *mem_ctx, struct be_ctx *be_ctx,
struct dp_option *defopts,
nsupdate_timer_fn_t timer_callback,
void *timer_pvt,
struct be_nsupdate_ctx **_ctx);
void be_nsupdate_timer_schedule(struct tevent_context *ev,
struct be_nsupdate_ctx *ctx);
errno_t
sss_iface_addr_list_get(TALLOC_CTX *mem_ctx, const char *ifname,
struct sss_iface_addr **_addrlist);
struct sss_iface_addr *
sss_iface_addr_add(TALLOC_CTX *mem_ctx, struct sss_iface_addr **list,
struct sockaddr_storage *ss);
errno_t
sss_iface_addr_list_as_str_list(TALLOC_CTX *mem_ctx,
struct sss_iface_addr *ifaddr_list,
char ***_straddrs);
errno_t
be_nsupdate_create_msg(TALLOC_CTX *mem_ctx, const char *realm,
const char *zone, const char *servername,
const char *hostname, const unsigned int ttl,
uint8_t remove_af, struct sss_iface_addr *addresses,
char **_update_msg);
/* Returns:
* * ERR_OK - on success
* * ERR_DYNDNS_FAILED - if nsupdate fails for any reason
* * ERR_DYNDNS_TIMEOUT - if the update times out. child_status
* is ETIMEDOUT in this case
*/
struct tevent_req *be_nsupdate_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
char *nsupdate_msg);
errno_t be_nsupdate_recv(struct tevent_req *req, int *child_status);
struct tevent_req * nsupdate_get_addrs_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct be_resolv_ctx *be_res,
const char *hostname);
errno_t nsupdate_get_addrs_recv(struct tevent_req *req,
TALLOC_CTX *mem_ctx,
char ***_addrlist);
#endif /* DP_DYNDNS_H_ */
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