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libcli/auth: add netlogon_creds_cli_LogonGetDomainInfo()
Signed-off-by: Stefan Metzmacher <metze@samba.org> Reviewed-by: Guenther Deschner <gd@samba.org>
This commit is contained in:
Stefan Metzmacher
Günther Deschner
parent
8f0751b8b7
commit
6e47f9ab37
@ -3528,7 +3528,6 @@ NTSTATUS netlogon_creds_cli_GetForestTrustInformation(
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TALLOC_FREE(frame);
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return status;
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}
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struct netlogon_creds_cli_SendToSam_state {
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struct tevent_context *ev;
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struct netlogon_creds_cli_context *context;
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@ -3793,3 +3792,283 @@ NTSTATUS netlogon_creds_cli_SendToSam(struct netlogon_creds_cli_context *context
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TALLOC_FREE(frame);
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return status;
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}
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struct netlogon_creds_cli_LogonGetDomainInfo_state {
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struct tevent_context *ev;
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struct netlogon_creds_cli_context *context;
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struct dcerpc_binding_handle *binding_handle;
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char *srv_name_slash;
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enum dcerpc_AuthType auth_type;
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enum dcerpc_AuthLevel auth_level;
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uint32_t level;
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union netr_WorkstationInfo *query;
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union netr_DomainInfo *info;
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struct netlogon_creds_CredentialState *creds;
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struct netlogon_creds_CredentialState tmp_creds;
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struct netr_Authenticator req_auth;
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struct netr_Authenticator rep_auth;
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};
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static void netlogon_creds_cli_LogonGetDomainInfo_cleanup(struct tevent_req *req,
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NTSTATUS status);
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static void netlogon_creds_cli_LogonGetDomainInfo_locked(struct tevent_req *subreq);
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struct tevent_req *netlogon_creds_cli_LogonGetDomainInfo_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct netlogon_creds_cli_context *context,
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struct dcerpc_binding_handle *b,
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uint32_t level,
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union netr_WorkstationInfo *query)
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{
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struct tevent_req *req;
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struct netlogon_creds_cli_LogonGetDomainInfo_state *state;
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struct tevent_req *subreq;
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req = tevent_req_create(mem_ctx, &state,
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struct netlogon_creds_cli_LogonGetDomainInfo_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->context = context;
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state->binding_handle = b;
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state->srv_name_slash = talloc_asprintf(state, "\\\\%s",
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context->server.computer);
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if (tevent_req_nomem(state->srv_name_slash, req)) {
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return tevent_req_post(req, ev);
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}
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state->level = level;
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state->query = query;
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state->info = talloc_zero(state, union netr_DomainInfo);
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if (tevent_req_nomem(state->info, req)) {
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return tevent_req_post(req, ev);
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}
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dcerpc_binding_handle_auth_info(state->binding_handle,
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&state->auth_type,
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&state->auth_level);
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subreq = netlogon_creds_cli_lock_send(state, state->ev,
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state->context);
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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,
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netlogon_creds_cli_LogonGetDomainInfo_locked,
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req);
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return req;
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}
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static void netlogon_creds_cli_LogonGetDomainInfo_cleanup(struct tevent_req *req,
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NTSTATUS status)
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{
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struct netlogon_creds_cli_LogonGetDomainInfo_state *state =
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tevent_req_data(req,
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struct netlogon_creds_cli_LogonGetDomainInfo_state);
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if (state->creds == NULL) {
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return;
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}
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if (!NT_STATUS_EQUAL(status, NT_STATUS_NETWORK_ACCESS_DENIED) &&
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!NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT) &&
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!NT_STATUS_EQUAL(status, NT_STATUS_DOWNGRADE_DETECTED) &&
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!NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
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!NT_STATUS_EQUAL(status, NT_STATUS_RPC_SEC_PKG_ERROR)) {
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TALLOC_FREE(state->creds);
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return;
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}
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netlogon_creds_cli_delete(state->context, state->creds);
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}
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static void netlogon_creds_cli_LogonGetDomainInfo_done(struct tevent_req *subreq);
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static void netlogon_creds_cli_LogonGetDomainInfo_locked(struct tevent_req *subreq)
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{
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struct tevent_req *req =
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tevent_req_callback_data(subreq,
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struct tevent_req);
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struct netlogon_creds_cli_LogonGetDomainInfo_state *state =
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tevent_req_data(req,
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struct netlogon_creds_cli_LogonGetDomainInfo_state);
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NTSTATUS status;
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status = netlogon_creds_cli_lock_recv(subreq, state,
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&state->creds);
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TALLOC_FREE(subreq);
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if (tevent_req_nterror(req, status)) {
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return;
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}
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if (state->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
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switch (state->auth_level) {
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case DCERPC_AUTH_LEVEL_INTEGRITY:
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case DCERPC_AUTH_LEVEL_PRIVACY:
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break;
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default:
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tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
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return;
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}
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} else {
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uint32_t tmp = state->creds->negotiate_flags;
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if (tmp & NETLOGON_NEG_AUTHENTICATED_RPC) {
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/*
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* if DCERPC_AUTH_TYPE_SCHANNEL is supported
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* it should be used, which means
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* we had a chance to verify no downgrade
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* happened.
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*
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* This relies on netlogon_creds_cli_check*
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* being called before, as first request after
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* the DCERPC bind.
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*/
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tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
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return;
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}
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}
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/*
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* we defer all callbacks in order to cleanup
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* the database record.
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*/
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tevent_req_defer_callback(req, state->ev);
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state->tmp_creds = *state->creds;
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netlogon_creds_client_authenticator(&state->tmp_creds,
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&state->req_auth);
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ZERO_STRUCT(state->rep_auth);
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subreq = dcerpc_netr_LogonGetDomainInfo_send(state, state->ev,
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state->binding_handle,
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state->srv_name_slash,
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state->tmp_creds.computer_name,
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&state->req_auth,
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&state->rep_auth,
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state->level,
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state->query,
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state->info);
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if (tevent_req_nomem(subreq, req)) {
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status = NT_STATUS_NO_MEMORY;
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netlogon_creds_cli_LogonGetDomainInfo_cleanup(req, status);
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return;
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}
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tevent_req_set_callback(subreq,
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netlogon_creds_cli_LogonGetDomainInfo_done,
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req);
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}
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static void netlogon_creds_cli_LogonGetDomainInfo_done(struct tevent_req *subreq)
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{
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struct tevent_req *req =
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tevent_req_callback_data(subreq,
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struct tevent_req);
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struct netlogon_creds_cli_LogonGetDomainInfo_state *state =
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tevent_req_data(req,
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struct netlogon_creds_cli_LogonGetDomainInfo_state);
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NTSTATUS status;
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NTSTATUS result;
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bool ok;
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/*
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* We use state->dns_names as the memory context, as this is
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* the only in/out variable and it has been overwritten by the
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* out parameter from the server.
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*
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* We need to preserve the return value until the caller can use it.
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*/
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status = dcerpc_netr_LogonGetDomainInfo_recv(subreq, state->info, &result);
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TALLOC_FREE(subreq);
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if (tevent_req_nterror(req, status)) {
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netlogon_creds_cli_LogonGetDomainInfo_cleanup(req, status);
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return;
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}
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ok = netlogon_creds_client_check(&state->tmp_creds,
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&state->rep_auth.cred);
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if (!ok) {
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status = NT_STATUS_ACCESS_DENIED;
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tevent_req_nterror(req, status);
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netlogon_creds_cli_LogonGetDomainInfo_cleanup(req, status);
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return;
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}
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if (tevent_req_nterror(req, result)) {
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netlogon_creds_cli_LogonGetDomainInfo_cleanup(req, result);
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return;
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}
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*state->creds = state->tmp_creds;
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status = netlogon_creds_cli_store(state->context,
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state->creds);
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if (tevent_req_nterror(req, status)) {
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netlogon_creds_cli_LogonGetDomainInfo_cleanup(req, status);
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return;
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}
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tevent_req_done(req);
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}
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NTSTATUS netlogon_creds_cli_LogonGetDomainInfo_recv(struct tevent_req *req,
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TALLOC_CTX *mem_ctx,
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union netr_DomainInfo **info)
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{
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struct netlogon_creds_cli_LogonGetDomainInfo_state *state =
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tevent_req_data(req,
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struct netlogon_creds_cli_LogonGetDomainInfo_state);
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NTSTATUS status;
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if (tevent_req_is_nterror(req, &status)) {
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netlogon_creds_cli_LogonGetDomainInfo_cleanup(req, status);
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tevent_req_received(req);
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return status;
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}
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*info = talloc_move(mem_ctx, &state->info);
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tevent_req_received(req);
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return NT_STATUS_OK;
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}
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NTSTATUS netlogon_creds_cli_LogonGetDomainInfo(
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struct netlogon_creds_cli_context *context,
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struct dcerpc_binding_handle *b,
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TALLOC_CTX *mem_ctx,
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uint32_t level,
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union netr_WorkstationInfo *query,
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union netr_DomainInfo **info)
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{
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TALLOC_CTX *frame = talloc_stackframe();
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struct tevent_context *ev;
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struct tevent_req *req;
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NTSTATUS status = NT_STATUS_OK;
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ev = samba_tevent_context_init(frame);
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if (ev == NULL) {
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goto fail;
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}
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req = netlogon_creds_cli_LogonGetDomainInfo_send(frame, ev, context, b,
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level, query);
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if (req == NULL) {
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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 = netlogon_creds_cli_LogonGetDomainInfo_recv(req,
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mem_ctx,
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info);
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fail:
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TALLOC_FREE(frame);
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return status;
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}
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@ -214,4 +214,21 @@ NTSTATUS netlogon_creds_cli_SendToSam(
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struct dcerpc_binding_handle *b,
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struct netr_SendToSamBase *message);
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struct tevent_req *netlogon_creds_cli_LogonGetDomainInfo_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct netlogon_creds_cli_context *context,
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struct dcerpc_binding_handle *b,
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uint32_t level,
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union netr_WorkstationInfo *query);
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NTSTATUS netlogon_creds_cli_LogonGetDomainInfo_recv(struct tevent_req *req,
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TALLOC_CTX *mem_ctx,
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union netr_DomainInfo **info);
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NTSTATUS netlogon_creds_cli_LogonGetDomainInfo(
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struct netlogon_creds_cli_context *context,
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struct dcerpc_binding_handle *b,
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TALLOC_CTX *mem_ctx,
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uint32_t level,
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union netr_WorkstationInfo *query,
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union netr_DomainInfo **info);
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#endif /* NETLOGON_CREDS_CLI_H */
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