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libads: remove cldap_multi_netlogon
Replaced by netlogon_pings() Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Stefan Metzmacher <metze@samba.org>
This commit is contained in:
Volker Lendecke
parent
8bededd1b3
commit
523a1c6fa1
@ -28,27 +28,6 @@
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#include "libads/cldap.h"
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#include "libads/netlogon_ping.h"
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struct cldap_multi_netlogon_state {
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struct tevent_context *ev;
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const struct tsocket_address * const *servers;
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int num_servers;
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const char *domain;
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const char *hostname;
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unsigned ntversion;
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int min_servers;
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struct cldap_socket **cldap;
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struct tevent_req **subreqs;
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int num_sent;
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int num_received;
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int num_good_received;
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struct cldap_netlogon *ios;
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struct netlogon_samlogon_response **responses;
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};
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static void cldap_multi_netlogon_done(struct tevent_req *subreq);
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static void cldap_multi_netlogon_next(struct tevent_req *subreq);
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/****************************************************************
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****************************************************************/
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@ -102,267 +81,6 @@ bool check_cldap_reply_required_flags(uint32_t ret_flags,
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return true;
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}
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/*
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* Do a parallel cldap ping to the servers. The first "min_servers"
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* are fired directly, the remaining ones in 100msec intervals. If
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* "min_servers" responses came in successfully, we immediately reply,
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* not waiting for the remaining ones.
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*/
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struct tevent_req *cldap_multi_netlogon_send(
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TALLOC_CTX *mem_ctx, struct tevent_context *ev,
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const struct tsocket_address * const *servers, int num_servers,
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const char *domain, const char *hostname, unsigned ntversion,
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int min_servers)
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{
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struct tevent_req *req, *subreq;
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struct cldap_multi_netlogon_state *state;
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int i;
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req = tevent_req_create(mem_ctx, &state,
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struct cldap_multi_netlogon_state);
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if (req == NULL) {
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return NULL;
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}
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state->ev = ev;
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state->servers = servers;
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state->num_servers = num_servers;
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state->domain = domain;
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state->hostname = hostname;
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state->ntversion = ntversion;
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state->min_servers = min_servers;
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if (min_servers > num_servers) {
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tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
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return tevent_req_post(req, ev);
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}
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state->subreqs = talloc_zero_array(state,
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struct tevent_req *,
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num_servers);
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if (tevent_req_nomem(state->subreqs, req)) {
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return tevent_req_post(req, ev);
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}
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state->cldap = talloc_zero_array(state,
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struct cldap_socket *,
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num_servers);
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if (tevent_req_nomem(state->cldap, req)) {
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return tevent_req_post(req, ev);
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}
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state->responses = talloc_zero_array(state,
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struct netlogon_samlogon_response *,
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num_servers);
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if (tevent_req_nomem(state->responses, req)) {
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return tevent_req_post(req, ev);
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}
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state->ios = talloc_array(state->responses,
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struct cldap_netlogon,
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num_servers);
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if (tevent_req_nomem(state->ios, req)) {
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return tevent_req_post(req, ev);
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}
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for (i=0; i<num_servers; i++) {
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NTSTATUS status;
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status = cldap_socket_init(state->cldap,
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NULL, /* local_addr */
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state->servers[i],
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&state->cldap[i]);
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if (!NT_STATUS_IS_OK(status)) {
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/*
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* Don't error out all sends just
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* because one cldap_socket_init() failed.
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* Log it here, and the cldap_netlogon_send()
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* will catch it (with in.dest_address == NULL)
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* and correctly error out in
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* cldap_multi_netlogon_done(). This still allows
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* the other requests to be concurrently sent.
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*/
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DBG_NOTICE("cldap_socket_init failed for %s "
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" error %s\n",
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tsocket_address_string(state->servers[i],
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req),
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nt_errstr(status));
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}
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state->ios[i] = (struct cldap_netlogon){
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.in.realm = domain, .in.version = ntversion};
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}
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for (i=0; i<min_servers; i++) {
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state->subreqs[i] = cldap_netlogon_send(state->subreqs,
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state->ev,
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state->cldap[i],
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&state->ios[i]);
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if (tevent_req_nomem(state->subreqs[i], req)) {
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return tevent_req_post(req, ev);
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}
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tevent_req_set_callback(
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state->subreqs[i], cldap_multi_netlogon_done, req);
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}
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state->num_sent = min_servers;
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if (state->num_sent < state->num_servers) {
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/*
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* After 100 milliseconds fire the next one
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*/
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subreq = tevent_wakeup_send(state, state->ev,
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timeval_current_ofs(0, 100000));
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if (tevent_req_nomem(subreq, req)) {
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return tevent_req_post(req, ev);
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}
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tevent_req_set_callback(subreq, cldap_multi_netlogon_next,
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req);
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}
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return req;
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}
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static void cldap_multi_netlogon_done(struct tevent_req *subreq)
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{
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struct tevent_req *req = tevent_req_callback_data(
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subreq, struct tevent_req);
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struct cldap_multi_netlogon_state *state = tevent_req_data(
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req, struct cldap_multi_netlogon_state);
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NTSTATUS status;
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struct netlogon_samlogon_response *response = NULL;
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int i;
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for (i=0; i<state->num_sent; i++) {
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if (state->subreqs[i] == subreq) {
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break;
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}
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}
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if (i == state->num_sent) {
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/*
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* Got a response we did not fire...
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*/
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tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
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return;
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}
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state->subreqs[i] = NULL;
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response = talloc_zero(state, struct netlogon_samlogon_response);
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if (tevent_req_nomem(response, req)) {
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return;
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}
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status = cldap_netlogon_recv(subreq, response,
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&state->ios[i]);
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TALLOC_FREE(subreq);
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state->num_received += 1;
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if (NT_STATUS_IS_OK(status)) {
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*response = *state->ios[i].out.netlogon;
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state->responses[i] = talloc_move(state->responses,
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&response);
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state->num_good_received += 1;
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}
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if ((state->num_received == state->num_servers) ||
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(state->num_good_received >= state->min_servers)) {
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tevent_req_done(req);
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return;
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}
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}
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static void cldap_multi_netlogon_next(struct tevent_req *subreq)
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{
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struct tevent_req *req = tevent_req_callback_data(
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subreq, struct tevent_req);
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struct cldap_multi_netlogon_state *state = tevent_req_data(
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req, struct cldap_multi_netlogon_state);
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bool ret;
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ret = tevent_wakeup_recv(subreq);
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TALLOC_FREE(subreq);
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if (!ret) {
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tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
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return;
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}
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subreq = cldap_netlogon_send(state->subreqs,
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state->ev,
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state->cldap[state->num_sent],
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&state->ios[state->num_sent]);
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if (tevent_req_nomem(subreq, req)) {
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return;
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}
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tevent_req_set_callback(subreq, cldap_multi_netlogon_done, req);
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state->subreqs[state->num_sent] = subreq;
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state->num_sent += 1;
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if (state->num_sent < state->num_servers) {
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/*
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* After 100 milliseconds fire the next one
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*/
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subreq = tevent_wakeup_send(state, state->ev,
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timeval_current_ofs(0, 100000));
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if (tevent_req_nomem(subreq, req)) {
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return;
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}
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tevent_req_set_callback(subreq, cldap_multi_netlogon_next,
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req);
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}
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}
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NTSTATUS cldap_multi_netlogon_recv(
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struct tevent_req *req, TALLOC_CTX *mem_ctx,
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struct netlogon_samlogon_response ***responses)
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{
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struct cldap_multi_netlogon_state *state = tevent_req_data(
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req, struct cldap_multi_netlogon_state);
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NTSTATUS status;
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if (tevent_req_is_nterror(req, &status) &&
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!NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
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return status;
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}
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/*
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* If we timeout, give back what we have so far
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*/
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*responses = talloc_move(mem_ctx, &state->responses);
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return NT_STATUS_OK;
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}
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NTSTATUS cldap_multi_netlogon(
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TALLOC_CTX *mem_ctx,
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const struct tsocket_address * const *servers,
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int num_servers,
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const char *domain, const char *hostname, unsigned ntversion,
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int min_servers, struct timeval timeout,
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struct netlogon_samlogon_response ***responses)
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{
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struct tevent_context *ev;
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struct tevent_req *req;
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NTSTATUS status = NT_STATUS_NO_MEMORY;
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ev = samba_tevent_context_init(talloc_tos());
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if (ev == NULL) {
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goto fail;
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}
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req = cldap_multi_netlogon_send(
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ev, ev, servers, num_servers, domain, hostname, ntversion,
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min_servers);
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if (req == NULL) {
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goto fail;
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}
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if (!tevent_req_set_endtime(req, ev, timeout)) {
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goto fail;
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}
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if (!tevent_req_poll_ntstatus(req, ev, &status)) {
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goto fail;
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}
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status = cldap_multi_netlogon_recv(req, mem_ctx, responses);
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fail:
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TALLOC_FREE(ev);
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return status;
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}
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/*******************************************************************
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do a cldap netlogon query. Always 389/udp
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*******************************************************************/
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@ -30,23 +30,6 @@
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bool check_cldap_reply_required_flags(uint32_t ret_flags,
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uint32_t req_flags);
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struct tevent_req *cldap_multi_netlogon_send(
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TALLOC_CTX *mem_ctx, struct tevent_context *ev,
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const struct tsocket_address * const *servers,
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int num_servers,
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const char *domain, const char *hostname, unsigned ntversion,
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int min_servers);
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NTSTATUS cldap_multi_netlogon_recv(
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struct tevent_req *req, TALLOC_CTX *mem_ctx,
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struct netlogon_samlogon_response ***responses);
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NTSTATUS cldap_multi_netlogon(
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TALLOC_CTX *mem_ctx,
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const struct tsocket_address * const *servers,
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int num_servers,
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const char *domain, const char *hostname, unsigned ntversion,
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int min_servers, struct timeval timeout,
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struct netlogon_samlogon_response ***responses);
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bool ads_cldap_netlogon(TALLOC_CTX *mem_ctx,
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struct sockaddr_storage *ss,
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const char *realm,
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