diff options
Diffstat (limited to 'src/providers/be_dyndns.h')
| -rw-r--r-- | src/providers/be_dyndns.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/src/providers/be_dyndns.h b/src/providers/be_dyndns.h new file mode 100644 index 000000000..9f39e5d48 --- /dev/null +++ b/src/providers/be_dyndns.h @@ -0,0 +1,143 @@ +/* + 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); + +enum be_nsupdate_auth { + BE_NSUPDATE_AUTH_NONE, + BE_NSUPDATE_AUTH_GSS_TSIG, +}; + +struct be_nsupdate_ctx { + struct dp_option *opts; + enum be_nsupdate_auth auth_type; + + 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_UPDATE_PTR, + DP_OPT_DYNDNS_FORCE_TCP, + DP_OPT_DYNDNS_AUTH, + DP_OPT_DYNDNS_SERVER, + + 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, + struct be_nsupdate_ctx **_ctx); + +errno_t be_nsupdate_init_timer(struct be_nsupdate_ctx *ctx, + struct tevent_context *ev, + nsupdate_timer_fn_t timer_callback, + void *timer_pvt); + +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); + +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_fwd_msg(TALLOC_CTX *mem_ctx, const char *realm, + const char *servername, + const char *hostname, const unsigned int ttl, + uint8_t remove_af, struct sss_iface_addr *addresses, + char **_update_msg); + +errno_t +be_nsupdate_create_ptr_msg(TALLOC_CTX *mem_ctx, const char *realm, + const char *servername, const char *hostname, + const unsigned int ttl, + struct sockaddr_storage *address, + bool delete, + 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, + enum be_nsupdate_auth auth_type, + char *nsupdate_msg, + bool force_tcp); +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, + struct sss_iface_addr **_addrlist, + size_t *_count); + +void +sss_iface_addr_concatenate(struct sss_iface_addr **list, + struct sss_iface_addr *list2); + +errno_t +sss_get_dualstack_addresses(TALLOC_CTX *mem_ctx, + struct sockaddr *ss, + struct sss_iface_addr **_iface_addrs); + +struct sss_iface_addr * +sss_iface_addr_get_next(struct sss_iface_addr *address); + +struct sockaddr_storage* +sss_iface_addr_get_address(struct sss_iface_addr *address); + +#endif /* DP_DYNDNS_H_ */ |