- logging cleanup in states
This commit is contained in:
parent
51d56047d8
commit
5346c89460
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@ -787,7 +787,7 @@ static status_t parse_body(private_message_t *this, crypter_t *crypter, signer_t
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this->logger->log(this->logger, ERROR, "Verification of message failed");
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}
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this->logger->log(this->logger, CONTROL, "Message a %s %s contains %d payloads",
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this->logger->log(this->logger, CONTROL, "Message %s %s contains %d payloads",
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mapping_find(exchange_type_m, this->exchange_type),
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this->is_request ? "request" : "response",
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this->payloads->get_count(this->payloads));
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@ -281,7 +281,7 @@ static status_t process_message(private_ike_auth_requested_t *this, message_t *i
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this->ike_sa->set_new_state(this->ike_sa, (state_t*)ike_sa_established_create(this->ike_sa));
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this->ike_sa->create_delete_established_ike_sa_job(this->ike_sa,this->sa_config->get_ike_sa_lifetime(this->sa_config));
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this->public.state_interface.destroy(&(this->public.state_interface));
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my_host = this->ike_sa->get_my_host(this->ike_sa);
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other_host = this->ike_sa->get_other_host(this->ike_sa);
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this->logger->log(this->logger, AUDIT, "IKE_SA established between %s - %s",
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@ -478,7 +478,8 @@ static status_t process_notify_payload(private_ike_auth_requested_t *this, notif
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}
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else
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{
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this->logger->log(this->logger, AUDIT, "IKE_AUTH reply contained an unknown notify (%d), ignored.", notify_message_type);
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this->logger->log(this->logger, CONTROL, "IKE_AUTH reply contained an unknown notify (%d), ignored.",
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notify_message_type);
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return SUCCESS;
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}
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}
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@ -178,6 +178,14 @@ struct private_ike_sa_init_requested_t {
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*/
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status_t (*build_tsr_payload) (private_ike_sa_init_requested_t *this, message_t *response);
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/**
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* Process a notify payload and react.
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*
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* @param this calling object
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* @param notify_payload notify_payload to handle
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*/
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status_t (*process_notify_payload) (private_ike_sa_init_requested_t *this, notify_payload_t *notify_payload);
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/**
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* Destroy function called internally of this class after state change to
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* state IKE_AUTH_REQUESTED succeeded.
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@ -198,10 +206,10 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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{
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ike_auth_requested_t *next_state;
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chunk_t ike_sa_init_reply_data;
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nonce_payload_t *nonce_payload;
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sa_payload_t *sa_payload;
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ke_payload_t *ke_payload;
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id_payload_t *id_payload;
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sa_payload_t *sa_payload = NULL;
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ke_payload_t *ke_payload = NULL;
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id_payload_t *id_payload = NULL;
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nonce_payload_t *nonce_payload = NULL;
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u_int64_t responder_spi;
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ike_sa_id_t *ike_sa_id;
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iterator_t *payloads;
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@ -226,7 +234,7 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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if (ike_sa_init_reply->get_request(ike_sa_init_reply))
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Only responses of type IKE_SA_INIT supported in state ike_sa_init_requested");
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this->logger->log(this->logger, ERROR | LEVEL1, "IKE_SA_INIT requests not allowed state ike_sa_init_responded");
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return FAILED;
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}
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@ -234,16 +242,15 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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status = ike_sa_init_reply->parse_body(ike_sa_init_reply, NULL, NULL);
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if (status != SUCCESS)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Parsing of body returned error: %s",mapping_find(status_m,status));
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this->logger->log(this->logger, ERROR | LEVEL1, "IKE_SA_INIT reply parsing faild. Ignoring message");
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return status;
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}
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/* because I am original initiator i have to update the responder SPI to the new one */
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/* because we are original initiator we have to update the responder SPI to the new one */
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responder_spi = ike_sa_init_reply->get_responder_spi(ike_sa_init_reply);
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if (responder_spi == 0)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Responder SPI still zero");
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this->logger->log(this->logger, ERROR | LEVEL1, "IKE_SA_INIT reply contained a SPI of zero");
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return FAILED;
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}
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ike_sa_id = this->ike_sa->public.get_id(&(this->ike_sa->public));
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@ -259,91 +266,8 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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payload_t *payload;
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payloads->current(payloads, (void**)&payload);
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this->logger->log(this->logger, CONTROL|LEVEL1, "Processing payload %s", mapping_find(payload_type_m, payload->get_type(payload)));
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switch (payload->get_type(payload))
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{
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case NOTIFY:
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{
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notify_payload_t *notify_payload = (notify_payload_t *) payload;
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this->logger->log(this->logger, CONTROL|LEVEL1, "Process notify type %s for protocol %s",
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mapping_find(notify_message_type_m, notify_payload->get_notify_message_type(notify_payload)),
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mapping_find(protocol_id_m, notify_payload->get_protocol_id(notify_payload)));
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if (notify_payload->get_protocol_id(notify_payload) != IKE)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Notify reply not for IKE protocol.");
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payloads->destroy(payloads);
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return FAILED;
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}
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switch (notify_payload->get_notify_message_type(notify_payload))
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{
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case NO_PROPOSAL_CHOSEN:
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{
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this->logger->log(this->logger, ERROR, "Peer didn't choose a proposal!");
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payloads->destroy(payloads);
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return DELETE_ME;
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}
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case INVALID_MAJOR_VERSION:
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{
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this->logger->log(this->logger, ERROR, "Peer doesn't support IKEv2!");
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payloads->destroy(payloads);
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return DELETE_ME;
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}
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case INVALID_KE_PAYLOAD:
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{
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initiator_init_t *initiator_init_state;
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u_int16_t new_dh_group_priority;
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this->logger->log(this->logger, ERROR, "Selected DH group is not the one in the proposal selected by the responder!");
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payloads->destroy(payloads);
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/* Going to change state back to initiator_init_t */
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this->logger->log(this->logger, CONTROL|LEVEL2, "Create next state object");
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initiator_init_state = initiator_init_create(this->ike_sa);
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/* buffer of sent and received messages has to get reseted */
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this->ike_sa->reset_message_buffers(this->ike_sa);
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/* state can now be changed */
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this->ike_sa->set_new_state(this->ike_sa,(state_t *) initiator_init_state);
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/* state has NOW changed :-) */
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this->logger->log(this->logger, CONTROL|LEVEL1, "Changed state of IKE_SA from %s to %s", mapping_find(ike_sa_state_m,INITIATOR_INIT),mapping_find(ike_sa_state_m,IKE_SA_INIT_REQUESTED) );
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this->logger->log(this->logger, CONTROL|LEVEL2, "Destroy old sate object");
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this->logger->log(this->logger, CONTROL|LEVEL2, "Going to retry initialization of connection");
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new_dh_group_priority = this->dh_group_priority + 1;
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this->public.state_interface.destroy(&(this->public.state_interface));
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return (initiator_init_state->retry_initiate_connection (initiator_init_state,new_dh_group_priority));
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}
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default:
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{
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/*
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* - In case of unknown error: IKE_SA gets destroyed.
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* - In case of unknown status: logging
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*
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*/
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notify_message_type_t notify_message_type = notify_payload->get_notify_message_type(notify_payload);
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if (notify_message_type < 16383)
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{
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this->logger->log(this->logger, ERROR, "Notify error type %d not recognized in state IKE_SA_INIT_REQUESTED.",
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notify_message_type);
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payloads->destroy(payloads);
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return DELETE_ME;
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}
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else
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{
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this->logger->log(this->logger, ERROR, "Notify status type %d not handled in state IKE_SA_INIT_REQUESTED.",
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notify_message_type);
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break;
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}
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}
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}
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}
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case SECURITY_ASSOCIATION:
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{
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sa_payload = (sa_payload_t*)payload;
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@ -359,9 +283,21 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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nonce_payload = (nonce_payload_t*)payload;
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break;
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}
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case NOTIFY:
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{
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notify_payload_t *notify_payload = (notify_payload_t *) payload;
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status = this->process_notify_payload(this, notify_payload);
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if (status != SUCCESS)
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{
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payloads->destroy(payloads);
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return status;
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}
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}
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default:
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{
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this->logger->log(this->logger, ERROR, "Payload with ID %d not handled in state IKE_SA_INIT_REQUESTED", payload->get_type(payload));
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this->logger->log(this->logger, ERROR|LEVEL1, "Ignoring payload %s (%d)",
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mapping_find(payload_type_m, payload->get_type(payload)), payload->get_type(payload));
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break;
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}
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@ -370,6 +306,12 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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}
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payloads->destroy(payloads);
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if (!(nonce_payload && sa_payload && ke_payload))
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{
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this->logger->log(this->logger, AUDIT, "IKE_SA_INIT reply did not contain all required payloads. Deleting IKE_SA");
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return DELETE_ME;
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}
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status = this->process_nonce_payload (this,nonce_payload);
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if (status != SUCCESS)
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{
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@ -388,42 +330,33 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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return status;
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}
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this->logger->log(this->logger, CONTROL|LEVEL2, "Going to build empty message");
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/* build empty message */
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this->ike_sa->build_message(this->ike_sa, IKE_AUTH, TRUE, &request);
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/* build ID payload */
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status = this->build_id_payload(this, &id_payload,request);
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if (status != SUCCESS)
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{
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request->destroy(request);
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return status;
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}
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/* build AUTH payload */
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status = this->build_auth_payload(this,(id_payload_t *) id_payload, request);
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if (status != SUCCESS)
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{
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request->destroy(request);
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return status;
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}
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/* build SA payload */
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status = this->build_sa_payload(this, request);
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if (status != SUCCESS)
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{
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request->destroy(request);
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return status;
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}
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/* build TSi payload */
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status = this->build_tsi_payload(this, request);
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if (status != SUCCESS)
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{
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request->destroy(request);
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return status;
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}
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/* build TSr payload */
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status = this->build_tsr_payload(this, request);
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if (status != SUCCESS)
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{
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@ -435,7 +368,7 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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status = this->ike_sa->send_request(this->ike_sa, request);
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if (status != SUCCESS)
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{
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this->logger->log(this->logger, ERROR, "Could not send request message");
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this->logger->log(this->logger, AUDIT, "Unable to send IKE_AUTH request. Deleting IKE_SA");
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request->destroy(request);
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return DELETE_ME;
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}
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@ -445,16 +378,9 @@ static status_t process_message(private_ike_sa_init_requested_t *this, message_t
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ike_sa_init_reply_data = ike_sa_init_reply->get_packet_data(ike_sa_init_reply);
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/* state can now be changed */
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this->logger->log(this->logger, CONTROL|LEVEL2, "Create next state object");
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next_state = ike_auth_requested_create(this->ike_sa,this->sent_nonce,this->received_nonce,ike_sa_init_reply_data);
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/* state can now be changed */
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this->ike_sa->set_new_state(this->ike_sa,(state_t *) next_state);
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/* state has NOW changed :-) */
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this->logger->log(this->logger, CONTROL|LEVEL1, "Changed state of IKE_SA from %s to %s", mapping_find(ike_sa_state_m,IKE_SA_INIT_REQUESTED),mapping_find(ike_sa_state_m,IKE_AUTH_REQUESTED) );
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this->logger->log(this->logger, CONTROL|LEVEL2, "Destroy old sate object");
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this->destroy_after_state_change(this);
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return SUCCESS;
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}
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@ -488,13 +414,13 @@ status_t process_sa_payload (private_ike_sa_init_requested_t *this, sa_payload_t
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status = sa_payload->get_ike_proposals (sa_payload, &ike_proposals,&proposal_count);
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if (status != SUCCESS)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "SA payload does not contain IKE proposals");
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this->logger->log(this->logger, AUDIT, "IKE_SA_INIT response did not contain any proposals. Deleting IKE_SA");
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return DELETE_ME;
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}
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/* the peer has to select only one proposal */
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if (proposal_count != 1)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "More then 1 proposal (%d) selected!",proposal_count);
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this->logger->log(this->logger, AUDIT, "IKE_SA_INIT response contained more than one proposal. Deleting IKE_SA");
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allocator_free(ike_proposals);
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return DELETE_ME;
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}
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@ -505,14 +431,14 @@ status_t process_sa_payload (private_ike_sa_init_requested_t *this, sa_payload_t
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allocator_free(ike_proposals);
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if (status != SUCCESS)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Selected proposal not a suggested one! Peer is trying to trick me!");
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this->logger->log(this->logger, AUDIT, "IKE_SA_INIT response contained selected proposal we did not offer. Deleting IKE_SA");
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return DELETE_ME;
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}
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status = this->ike_sa->create_transforms_from_proposal(this->ike_sa,&selected_proposal);
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if (status != SUCCESS)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Transform objects could not be created from selected proposal");
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this->logger->log(this->logger, AUDIT, "Transform objects could not be created from selected proposal. Deleting IKE_SA");
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return DELETE_ME;
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}
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return SUCCESS;
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@ -580,6 +506,7 @@ static status_t build_auth_payload (private_ike_sa_init_requested_t *this, id_pa
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if (status != SUCCESS)
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{
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this->logger->log(this->logger, AUDIT, "Could not generate AUTH data for IKE_AUTH request. Deleting IKE_SA");
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return DELETE_ME;
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}
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@ -671,6 +598,83 @@ static status_t build_tsr_payload (private_ike_sa_init_requested_t *this, messag
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return SUCCESS;
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}
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/**
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* Implementation of private_ike_sa_init_requested_t.process_notify_payload.
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*/
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static status_t process_notify_payload(private_ike_sa_init_requested_t *this, notify_payload_t *notify_payload)
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{
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notify_message_type_t notify_message_type = notify_payload->get_notify_message_type(notify_payload);
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this->logger->log(this->logger, CONTROL|LEVEL1, "Process notify type %s for protocol %s",
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mapping_find(notify_message_type_m, notify_message_type),
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mapping_find(protocol_id_m, notify_payload->get_protocol_id(notify_payload)));
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if (notify_payload->get_protocol_id(notify_payload) != IKE)
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{
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this->logger->log(this->logger, ERROR | LEVEL1, "Notify reply not for IKE protocol.");
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return FAILED;
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}
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switch (notify_message_type)
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{
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case NO_PROPOSAL_CHOSEN:
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{
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this->logger->log(this->logger, AUDIT, "IKE_SA_INIT response contained a NO_PROPOSAL_CHOSEN notify. Deleting IKE_SA");
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return DELETE_ME;
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}
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case INVALID_MAJOR_VERSION:
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{
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this->logger->log(this->logger, AUDIT, "IKE_SA_INIT response contained a INVALID_MAJOR_VERSION notify. Deleting IKE_SA");
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return DELETE_ME;
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}
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case INVALID_KE_PAYLOAD:
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{
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initiator_init_t *initiator_init_state;
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u_int16_t new_dh_group_priority;
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this->logger->log(this->logger, ERROR|LEVEL1, "Selected DH group is not the one in the proposal selected by the responder!");
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/* Going to change state back to initiator_init_t */
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this->logger->log(this->logger, CONTROL|LEVEL2, "Create next state object");
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initiator_init_state = initiator_init_create(this->ike_sa);
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/* buffer of sent and received messages has to get reseted */
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this->ike_sa->reset_message_buffers(this->ike_sa);
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/* state can now be changed */
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this->ike_sa->set_new_state(this->ike_sa,(state_t *) initiator_init_state);
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/* state has NOW changed :-) */
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this->logger->log(this->logger, CONTROL|LEVEL1, "Changed state of IKE_SA from %s to %s",
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mapping_find(ike_sa_state_m,INITIATOR_INIT), mapping_find(ike_sa_state_m,IKE_SA_INIT_REQUESTED));
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this->logger->log(this->logger, CONTROL|LEVEL2, "Destroy old sate object");
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this->logger->log(this->logger, CONTROL|LEVEL2, "Going to retry initialization of connection");
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new_dh_group_priority = this->dh_group_priority + 1;
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this->public.state_interface.destroy(&(this->public.state_interface));
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return (initiator_init_state->retry_initiate_connection (initiator_init_state,new_dh_group_priority));
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}
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default:
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{
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/*
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* - In case of unknown error: IKE_SA gets destroyed.
|
||||
* - In case of unknown status: logging
|
||||
*/
|
||||
if (notify_message_type < 16383)
|
||||
{
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT reply contained an unknown notify error (%d). Deleting IKE_SA",
|
||||
notify_message_type);
|
||||
return DELETE_ME;
|
||||
}
|
||||
else
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL, "IKE_SA_INIT reply contained an unknown notify (%d), ignored.",
|
||||
notify_message_type);
|
||||
return SUCCESS;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Implementation of state_t.get_state.
|
||||
|
@ -685,13 +689,13 @@ static ike_sa_state_t get_state(private_ike_sa_init_requested_t *this)
|
|||
*/
|
||||
static void destroy_after_state_change (private_ike_sa_init_requested_t *this)
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL1, "Going to destroy state of type ike_sa_init_requested_t after state change.");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Going to destroy state of type ike_sa_init_requested_t after state change.");
|
||||
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy diffie hellman object");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy diffie hellman object");
|
||||
this->diffie_hellman->destroy(this->diffie_hellman);
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy ike_sa_init_request_data");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy ike_sa_init_request_data");
|
||||
allocator_free_chunk(&(this->ike_sa_init_request_data));
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy object itself");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy object itself");
|
||||
allocator_free(this);
|
||||
}
|
||||
|
||||
|
@ -700,17 +704,17 @@ static void destroy_after_state_change (private_ike_sa_init_requested_t *this)
|
|||
*/
|
||||
static void destroy(private_ike_sa_init_requested_t *this)
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL1, "Going to destroy state of type ike_sa_init_requested_t");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Going to destroy state of type ike_sa_init_requested_t");
|
||||
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy diffie hellman object");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy diffie hellman object");
|
||||
this->diffie_hellman->destroy(this->diffie_hellman);
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy sent nonce");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy sent nonce");
|
||||
allocator_free(this->sent_nonce.ptr);
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy received nonce");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy received nonce");
|
||||
allocator_free(this->received_nonce.ptr);
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy ike_sa_init_request_data");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy ike_sa_init_request_data");
|
||||
allocator_free_chunk(&(this->ike_sa_init_request_data));
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy object itself");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy object itself");
|
||||
allocator_free(this);
|
||||
}
|
||||
|
||||
|
@ -736,6 +740,7 @@ ike_sa_init_requested_t *ike_sa_init_requested_create(protected_ike_sa_t *ike_sa
|
|||
this->build_tsr_payload = build_tsr_payload;
|
||||
this->build_id_payload = build_id_payload;
|
||||
this->build_sa_payload = build_sa_payload;
|
||||
this->process_notify_payload = process_notify_payload;
|
||||
|
||||
/* private data */
|
||||
this->ike_sa = ike_sa;
|
||||
|
|
|
@ -38,6 +38,8 @@ typedef struct ike_sa_init_requested_t ike_sa_init_requested_t;
|
|||
* @b Constructors:
|
||||
* - ike_sa_init_requested_create()
|
||||
*
|
||||
* @todo Include valid child sa SPIs in proposal
|
||||
*
|
||||
* @ingroup states
|
||||
*/
|
||||
struct ike_sa_init_requested_t {
|
||||
|
|
|
@ -252,7 +252,7 @@ static status_t process_message(private_ike_sa_init_responded_t *this, message_t
|
|||
}
|
||||
default:
|
||||
{
|
||||
this->logger->log(this->logger, ERROR|LEVEL1, "Ignoring Payload %s (%d)",
|
||||
this->logger->log(this->logger, ERROR|LEVEL1, "Ignoring payload %s (%d)",
|
||||
mapping_find(payload_type_m, payload->get_type(payload)), payload->get_type(payload));
|
||||
break;
|
||||
}
|
||||
|
|
|
@ -154,7 +154,8 @@ static status_t initiate_connection (private_initiator_init_t *this, char *name)
|
|||
this->dh_group_number = init_config->get_dh_group_number(init_config,this->dh_group_priority);
|
||||
if (this->dh_group_number == MODP_UNDEFINED)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Diffie hellman group could not be retrieved with priority %d", this->dh_group_priority);
|
||||
this->logger->log(this->logger, AUDIT, "Could not find a matching diffie hellman group after %d. try. Aborting.",
|
||||
this->dh_group_priority);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -185,7 +186,8 @@ status_t retry_initiate_connection (private_initiator_init_t *this, int dh_group
|
|||
this->dh_group_number = init_config->get_dh_group_number(init_config,dh_group_priority);
|
||||
if (this->dh_group_number == MODP_UNDEFINED)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Diffie hellman group could not be retrieved with priority %d", dh_group_priority);
|
||||
this->logger->log(this->logger, AUDIT, "Could not find a matching diffie hellman group after %d. try. Aborting.",
|
||||
this->dh_group_priority);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -209,7 +211,7 @@ status_t retry_initiate_connection (private_initiator_init_t *this, int dh_group
|
|||
status = this->ike_sa->send_request(this->ike_sa, message);
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR, "Could not send request message");
|
||||
this->logger->log(this->logger, AUDIT, "Unable to initiate connection, could not send message. Aborting");
|
||||
message->destroy(message);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
@ -221,12 +223,7 @@ status_t retry_initiate_connection (private_initiator_init_t *this, int dh_group
|
|||
/* state can now be changed */
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Create next state object");
|
||||
next_state = ike_sa_init_requested_create(this->ike_sa, this->dh_group_priority, this->diffie_hellman, this->sent_nonce,ike_sa_init_request_data);
|
||||
|
||||
/* state can now be changed */
|
||||
this->ike_sa->set_new_state(this->ike_sa,(state_t *) next_state);
|
||||
|
||||
/* state has NOW changed :-) */
|
||||
this->logger->log(this->logger, CONTROL|LEVEL1, "Changed state of IKE_SA from %s to %s", mapping_find(ike_sa_state_m,INITIATOR_INIT),mapping_find(ike_sa_state_m,IKE_SA_INIT_REQUESTED) );
|
||||
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Destroy old sate object");
|
||||
this->destroy_after_state_change(this);
|
||||
|
@ -309,7 +306,7 @@ static void build_nonce_payload(private_initiator_init_t *this, message_t *reque
|
|||
*/
|
||||
static status_t process_message(private_initiator_init_t *this, message_t *message)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR|LEVEL1, "In state INITIATOR_INIT no message is processed");
|
||||
this->logger->log(this->logger, ERROR, "In state INITIATOR_INIT no message is processed");
|
||||
return FAILED;
|
||||
}
|
||||
|
||||
|
@ -326,17 +323,17 @@ static ike_sa_state_t get_state(private_initiator_init_t *this)
|
|||
*/
|
||||
static void destroy(private_initiator_init_t *this)
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL1, "Going to destroy initiator_init_t state object");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Going to destroy initiator_init_t state object");
|
||||
|
||||
/* destroy diffie hellman object */
|
||||
if (this->diffie_hellman != NULL)
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Destroy diffie_hellman_t object");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Destroy diffie_hellman_t object");
|
||||
this->diffie_hellman->destroy(this->diffie_hellman);
|
||||
}
|
||||
if (this->sent_nonce.ptr != NULL)
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Free memory of sent nonce");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Free memory of sent nonce");
|
||||
allocator_free(this->sent_nonce.ptr);
|
||||
}
|
||||
allocator_free(this);
|
||||
|
@ -347,7 +344,7 @@ static void destroy(private_initiator_init_t *this)
|
|||
*/
|
||||
static void destroy_after_state_change (private_initiator_init_t *this)
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL1, "Going to destroy initiator_init_t state object");
|
||||
this->logger->log(this->logger, CONTROL | LEVEL3, "Going to destroy initiator_init_t state object");
|
||||
allocator_free(this);
|
||||
}
|
||||
|
||||
|
|
|
@ -120,6 +120,14 @@ struct private_responder_init_t {
|
|||
*/
|
||||
status_t (*build_nonce_payload) (private_responder_init_t *this,nonce_payload_t *nonce_request, message_t *response);
|
||||
|
||||
/**
|
||||
* Sends a IKE_SA_INIT reply containing a notify payload.
|
||||
*
|
||||
* @param this calling object
|
||||
* @param notify_payload notify_payload to process
|
||||
*/
|
||||
status_t (*process_notify_payload) (private_responder_init_t *this, notify_payload_t *notify_payload);
|
||||
|
||||
/**
|
||||
* Destroy function called internally of this class after change
|
||||
* to state IKE_SA_INIT_RESPONDED succeeded.
|
||||
|
@ -129,15 +137,6 @@ struct private_responder_init_t {
|
|||
* @param this calling object
|
||||
*/
|
||||
void (*destroy_after_state_change) (private_responder_init_t *this);
|
||||
|
||||
/**
|
||||
* Sends a IKE_SA_INIT reply containing a notify payload.
|
||||
*
|
||||
* @param this calling object
|
||||
* @param type type of notify message
|
||||
* @param data data of notify message
|
||||
*/
|
||||
void (*send_notify_reply) (private_responder_init_t *this,notify_message_type_t type, chunk_t data);
|
||||
|
||||
};
|
||||
|
||||
|
@ -149,11 +148,11 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
ike_sa_init_responded_t *next_state;
|
||||
chunk_t ike_sa_init_response_data;
|
||||
chunk_t ike_sa_init_request_data;
|
||||
nonce_payload_t *nonce_request;
|
||||
sa_payload_t *sa_request = NULL;
|
||||
ke_payload_t *ke_request = NULL;
|
||||
nonce_payload_t *nonce_request = NULL;
|
||||
host_t *source, *destination;
|
||||
init_config_t *init_config;
|
||||
sa_payload_t *sa_request;
|
||||
ke_payload_t *ke_request;
|
||||
chunk_t shared_secret;
|
||||
iterator_t *payloads;
|
||||
message_t *response;
|
||||
|
@ -166,7 +165,7 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
}
|
||||
if (!message->get_request(message))
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Only requests of type IKE_SA_INIT supported in state responder_init");
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "IKE_SA_INIT responses not allowed state ike_sa_init_responded");
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -178,8 +177,8 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
if (status != SUCCESS)
|
||||
{
|
||||
/* no configuration matches given host */
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "No INIT configuration found for given remote and local hosts");
|
||||
this->send_notify_reply(this,NO_PROPOSAL_CHOSEN,CHUNK_INITIALIZER);
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT request does not match any available configuration. Deleting IKE_SA");
|
||||
this->ike_sa->send_notify(this->ike_sa, IKE_SA_INIT, NO_PROPOSAL_CHOSEN, CHUNK_INITIALIZER);
|
||||
return DELETE_ME;
|
||||
}
|
||||
this->ike_sa->set_init_config(this->ike_sa,init_config);
|
||||
|
@ -193,15 +192,13 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
{
|
||||
if (status == NOT_SUPPORTED)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Message contains unsupported payload with critical flag set");
|
||||
/**
|
||||
* TODO send unsupported type.
|
||||
*/
|
||||
this->send_notify_reply(this,UNSUPPORTED_CRITICAL_PAYLOAD,CHUNK_INITIALIZER);
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT request contains unsupported payload with critical flag set. "
|
||||
"Deleting IKE_SA");
|
||||
this->ike_sa->send_notify(this->ike_sa, IKE_SA_INIT, UNSUPPORTED_CRITICAL_PAYLOAD, CHUNK_INITIALIZER);
|
||||
}
|
||||
else
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Could not parse body of request message");
|
||||
this->logger->log(this->logger, AUDIT, "Unable to parse IKE_SA_INIT request. Deleting IKE_SA");
|
||||
}
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
@ -233,36 +230,30 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
case NOTIFY:
|
||||
{
|
||||
notify_payload_t *notify_payload = (notify_payload_t *) payload;
|
||||
this->logger->log(this->logger, CONTROL|LEVEL1, "Process notify type %s for protocol %s",
|
||||
mapping_find(notify_message_type_m, notify_payload->get_notify_message_type(notify_payload)),
|
||||
mapping_find(protocol_id_m, notify_payload->get_protocol_id(notify_payload)));
|
||||
|
||||
if (notify_payload->get_protocol_id(notify_payload) != IKE)
|
||||
status = this->process_notify_payload(this, notify_payload);
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Notify not for IKE protocol.");
|
||||
payloads->destroy(payloads);
|
||||
return DELETE_ME;
|
||||
}
|
||||
switch (notify_payload->get_notify_message_type(notify_payload))
|
||||
{
|
||||
default:
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL|LEVEL1, "Processing of notify type %s not yet implemented",
|
||||
mapping_find(notify_message_type_m, notify_payload->get_notify_message_type(notify_payload)));
|
||||
break;
|
||||
}
|
||||
return status;
|
||||
}
|
||||
}
|
||||
default:
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL | LEVEL1, "Processing of Payload with Type number %d not implemented",payload->get_type(payload));
|
||||
this->logger->log(this->logger, ERROR|LEVEL1, "Ignoring payload %s (%d)",
|
||||
mapping_find(payload_type_m, payload->get_type(payload)), payload->get_type(payload));
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
payloads->destroy(payloads);
|
||||
|
||||
this->logger->log(this->logger, CONTROL | LEVEL1, "Going to process received payloads");
|
||||
/* check if we have all payloads */
|
||||
if (!(sa_request && ke_request && nonce_request))
|
||||
{
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT request did not contain all required payloads. Deleting IKE_SA");
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
this->ike_sa->build_message(this->ike_sa, IKE_SA_INIT, FALSE, &response);
|
||||
|
||||
status = this->build_sa_payload(this, sa_request, response);
|
||||
|
@ -300,7 +291,7 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
status = this->ike_sa->send_response(this->ike_sa, response);
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR, "Could not send response message");
|
||||
this->logger->log(this->logger, AUDIT, "Unable to send IKE_SA_INIT response. Deleting IKE_SA");
|
||||
response->destroy(response);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
@ -312,14 +303,11 @@ static status_t process_message(private_responder_init_t *this, message_t *messa
|
|||
ike_sa_init_response_data = response->get_packet_data(response);
|
||||
ike_sa_init_request_data = message->get_packet_data(message);
|
||||
|
||||
next_state = ike_sa_init_responded_create(this->ike_sa, this->received_nonce, this->sent_nonce,ike_sa_init_request_data,ike_sa_init_response_data);
|
||||
next_state = ike_sa_init_responded_create(this->ike_sa, this->received_nonce, this->sent_nonce,ike_sa_init_request_data,
|
||||
ike_sa_init_response_data);
|
||||
|
||||
/* state can now be changed */
|
||||
this->ike_sa->set_new_state(this->ike_sa, (state_t *) next_state);
|
||||
/* state has NOW changed :-) */
|
||||
this->logger->log(this->logger, CONTROL|LEVEL1, "Changed state of IKE_SA from %s to %s",mapping_find(ike_sa_state_m,RESPONDER_INIT),mapping_find(ike_sa_state_m,IKE_SA_INIT_RESPONDED) );
|
||||
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Destroy old sate object");
|
||||
this->destroy_after_state_change(this);
|
||||
|
||||
return SUCCESS;
|
||||
|
@ -344,8 +332,8 @@ static status_t build_sa_payload(private_responder_init_t *this,sa_payload_t *sa
|
|||
status = sa_request->get_ike_proposals (sa_request, &ike_proposals,&proposal_count);
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "SA payload does not contain IKE proposals");
|
||||
this->send_notify_reply(this,NO_PROPOSAL_CHOSEN,CHUNK_INITIALIZER);
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT request did not contain any proposals. Deleting IKE_SA");
|
||||
this->ike_sa->send_notify(this->ike_sa, IKE_SA_INIT, NO_PROPOSAL_CHOSEN, CHUNK_INITIALIZER);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -353,8 +341,8 @@ static status_t build_sa_payload(private_responder_init_t *this,sa_payload_t *sa
|
|||
allocator_free(ike_proposals);
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "No proposal of suggested proposals selected");
|
||||
this->send_notify_reply(this,NO_PROPOSAL_CHOSEN,CHUNK_INITIALIZER);
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT request did not contain any acceptable proposals. Deleting IKE_SA");
|
||||
this->ike_sa->send_notify(this->ike_sa, IKE_SA_INIT, NO_PROPOSAL_CHOSEN, CHUNK_INITIALIZER);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -363,7 +351,7 @@ static status_t build_sa_payload(private_responder_init_t *this,sa_payload_t *sa
|
|||
status = this->ike_sa->create_transforms_from_proposal(this->ike_sa,&(selected_proposal));
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Transform objects could not be created from selected proposal");
|
||||
this->logger->log(this->logger, AUDIT, "Transform objects could not be created from selected proposal. Deleting IKE_SA");
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -392,7 +380,7 @@ static status_t build_ke_payload(private_responder_init_t *this,ke_payload_t *ke
|
|||
|
||||
if (group == MODP_UNDEFINED)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Diffie hellman group set to undefined!");
|
||||
this->logger->log(this->logger, AUDIT, "No diffie hellman group to select. Deleting IKE_SA");
|
||||
return DELETE_ME;
|
||||
}
|
||||
if (this->dh_group_number != group)
|
||||
|
@ -401,12 +389,12 @@ static status_t build_ke_payload(private_responder_init_t *this,ke_payload_t *ke
|
|||
chunk_t accepted_group_chunk;
|
||||
/* group not same as selected one
|
||||
* Maybe key exchange payload is before SA payload */
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Diffie hellman group not as in selected proposal!");
|
||||
this->logger->log(this->logger, AUDIT, "IKE_SA_INIT request did not contain a acceptable diffie hellman group. Deleting IKE_SA");
|
||||
|
||||
accepted_group = htons(this->dh_group_number);
|
||||
accepted_group_chunk.ptr = (u_int8_t*) &(accepted_group);
|
||||
accepted_group_chunk.len = 2;
|
||||
this->send_notify_reply(this,INVALID_KE_PAYLOAD,accepted_group_chunk);
|
||||
this->ike_sa->send_notify(this->ike_sa,IKE_SA_INIT,INVALID_KE_PAYLOAD,accepted_group_chunk);
|
||||
return DELETE_ME;
|
||||
}
|
||||
|
||||
|
@ -414,7 +402,8 @@ static status_t build_ke_payload(private_responder_init_t *this,ke_payload_t *ke
|
|||
dh = diffie_hellman_create(group);
|
||||
if (dh == NULL)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR, "Could not generate DH object with group %d",mapping_find(diffie_hellman_group_m,group) );
|
||||
this->logger->log(this->logger, AUDIT, "Could not generate DH object with group %d. Deleting IKE_SA",
|
||||
mapping_find(diffie_hellman_group_m,group) );
|
||||
return DELETE_ME;
|
||||
}
|
||||
this->logger->log(this->logger, CONTROL | LEVEL2, "Set other DH public value");
|
||||
|
@ -440,7 +429,7 @@ static status_t build_ke_payload(private_responder_init_t *this,ke_payload_t *ke
|
|||
}
|
||||
|
||||
/**
|
||||
* Implementation of private_initiator_init_t.build_nonce_payload.
|
||||
* Implementation of private_responder_init_t.build_nonce_payload.
|
||||
*/
|
||||
static status_t build_nonce_payload(private_responder_init_t *this,nonce_payload_t *nonce_request, message_t *response)
|
||||
{
|
||||
|
@ -469,6 +458,32 @@ static status_t build_nonce_payload(private_responder_init_t *this,nonce_payload
|
|||
return SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* Implementation of private_responder_init_t.process_notify_payload.
|
||||
*/
|
||||
static status_t process_notify_payload(private_responder_init_t *this, notify_payload_t *notify_payload)
|
||||
{
|
||||
notify_message_type_t notify_message_type = notify_payload->get_notify_message_type(notify_payload);
|
||||
|
||||
this->logger->log(this->logger, CONTROL|LEVEL1, "Process notify type %s for protocol %s",
|
||||
mapping_find(notify_message_type_m, notify_message_type),
|
||||
mapping_find(protocol_id_m, notify_payload->get_protocol_id(notify_payload)));
|
||||
|
||||
if (notify_payload->get_protocol_id(notify_payload) != IKE)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR | LEVEL1, "Notify reply not for IKE protocol.");
|
||||
return FAILED;
|
||||
}
|
||||
switch (notify_message_type)
|
||||
{
|
||||
default:
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL, "IKE_SA_INIT request contained a notify (%d), ignored.",
|
||||
notify_message_type);
|
||||
return SUCCESS;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Implementation of state_t.get_state.
|
||||
|
@ -478,44 +493,6 @@ static ike_sa_state_t get_state(private_responder_init_t *this)
|
|||
return RESPONDER_INIT;
|
||||
}
|
||||
|
||||
/**
|
||||
* Implementation of private_initiator_init_t.send_notify_reply.
|
||||
*/
|
||||
static void send_notify_reply (private_responder_init_t *this,notify_message_type_t type, chunk_t data)
|
||||
{
|
||||
notify_payload_t *payload;
|
||||
message_t *response;
|
||||
packet_t *packet;
|
||||
status_t status;
|
||||
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Going to build message with notify payload");
|
||||
/* set up the reply */
|
||||
this->ike_sa->build_message(this->ike_sa, IKE_SA_INIT, FALSE, &response);
|
||||
payload = notify_payload_create_from_protocol_and_type(IKE,type);
|
||||
if ((data.ptr != NULL) && (data.len > 0))
|
||||
{
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Add Data to notify payload");
|
||||
payload->set_notification_data(payload,data);
|
||||
}
|
||||
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Add Notify payload to message");
|
||||
response->add_payload(response,(payload_t *) payload);
|
||||
|
||||
/* generate packet */
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Gnerate packet from message");
|
||||
status = response->generate(response, NULL, NULL, &packet);
|
||||
if (status != SUCCESS)
|
||||
{
|
||||
this->logger->log(this->logger, ERROR, "Could not generate packet from message");
|
||||
return;
|
||||
}
|
||||
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Add packet to global send queue");
|
||||
charon->send_queue->add(charon->send_queue, packet);
|
||||
this->logger->log(this->logger, CONTROL|LEVEL2, "Destroy message");
|
||||
response->destroy(response);
|
||||
}
|
||||
|
||||
/**
|
||||
* Implementation of state_t.destroy.
|
||||
*/
|
||||
|
@ -572,7 +549,7 @@ responder_init_t *responder_init_create(protected_ike_sa_t *ike_sa)
|
|||
this->build_ke_payload = build_ke_payload;
|
||||
this->build_nonce_payload = build_nonce_payload;
|
||||
this->destroy_after_state_change = destroy_after_state_change;
|
||||
this->send_notify_reply = send_notify_reply;
|
||||
this->process_notify_payload = process_notify_payload;
|
||||
|
||||
/* private data */
|
||||
this->ike_sa = ike_sa;
|
||||
|
|
Loading…
Reference in New Issue