162 lines
7.8 KiB
Java
162 lines
7.8 KiB
Java
/*******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-207 V2G Clarity (Dr.-Ing. Marc Mültin)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*******************************************************************************/
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package com.v2gclarity.risev2g.evcc.states;
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import java.security.KeyStore;
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import com.v2gclarity.risev2g.evcc.session.V2GCommunicationSessionEVCC;
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import com.v2gclarity.risev2g.shared.enumerations.GlobalValues;
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import com.v2gclarity.risev2g.shared.enumerations.V2GMessages;
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import com.v2gclarity.risev2g.shared.messageHandling.ReactionToIncomingMessage;
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import com.v2gclarity.risev2g.shared.messageHandling.TerminateSession;
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import com.v2gclarity.risev2g.shared.utils.SecurityUtils;
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import com.v2gclarity.risev2g.shared.utils.SecurityUtils.ContractCertificateStatus;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.CertificateInstallationReqType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.CertificateUpdateReqType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.PaymentOptionType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.PaymentServiceSelectionResType;
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public class WaitForPaymentServiceSelectionRes extends ClientState {
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public WaitForPaymentServiceSelectionRes(V2GCommunicationSessionEVCC commSessionContext) {
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super(commSessionContext);
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}
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@Override
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public ReactionToIncomingMessage processIncomingMessage(Object message) {
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if (isIncomingMessageValid(message, PaymentServiceSelectionResType.class)) {
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if (getCommSessionContext().getSelectedPaymentOption().equals(PaymentOptionType.CONTRACT)) {
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if (getCommSessionContext().getContractCertStatus().equals(ContractCertificateStatus.UNKNOWN)) {
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getCommSessionContext().setContractCertStatus(SecurityUtils.getContractCertificateStatus());
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}
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// 1. Check if certificate installation is needed
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if (getCommSessionContext().getContractCertStatus().equals(ContractCertificateStatus.INSTALLATION_NEEDED)) {
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if (getCommSessionContext().isCertificateServiceAvailable((short) 1)) {
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getLogger().info("Trying to install new contract certificate");
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return getSendMessage(getCertificateInstallationReq(), V2GMessages.CERTIFICATE_INSTALLATION_RES);
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} else return new TerminateSession("Certificate installation needed but service is not available");
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}
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// 2. Check if certificate update is needed (means: certificate is available but expires soon)
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if (getCommSessionContext().getContractCertStatus().equals(ContractCertificateStatus.UPDATE_NEEDED)) {
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if (getCommSessionContext().isCertificateServiceAvailable((short) 2)) {
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getLogger().info("Trying to update contract certificate");
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return getSendMessage(getCertificateUpdateReq(), V2GMessages.CERTIFICATE_UPDATE_RES);
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} else return new TerminateSession("Certificate update needed but service is not available");
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}
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return getSendMessage(getPaymentDetailsReq(), V2GMessages.PAYMENT_DETAILS_RES);
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} else if (getCommSessionContext().getSelectedPaymentOption().equals(PaymentOptionType.EXTERNAL_PAYMENT)) {
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return getSendMessage(getAuthorizationReq(null), V2GMessages.AUTHORIZATION_RES);
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} else {
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return new TerminateSession("No valid PaymentOptionType available");
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}
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} else {
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return new TerminateSession("Incoming message raised an error");
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}
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}
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private CertificateInstallationReqType getCertificateInstallationReq() {
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KeyStore evccKeyStore = SecurityUtils.getKeyStore(
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GlobalValues.EVCC_KEYSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString());
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CertificateInstallationReqType certInstallationReq = new CertificateInstallationReqType();
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/*
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* Experience from the test symposium in San Diego (April 2016):
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* The Id element of the signature is not restricted in size by the standard itself. But on embedded
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* systems, the memory is very limited which is why we should not use long IDs for the signature reference
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* element. A good size would be 3 characters max (like the example in the ISO 15118-2 annex J)
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*/
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certInstallationReq.setId("ID1");
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certInstallationReq.setListOfRootCertificateIDs(
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SecurityUtils.getListOfRootCertificateIDs(
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GlobalValues.EVCC_TRUSTSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()));
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certInstallationReq.setOEMProvisioningCert(
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SecurityUtils.getCertificateChain(
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evccKeyStore, GlobalValues.ALIAS_OEM_PROV_CERTIFICATE.toString()).getCertificate());
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// Set xml reference element
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getXMLSignatureRefElements().put(
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certInstallationReq.getId(),
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SecurityUtils.generateDigest(
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certInstallationReq.getId(),
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getMessageHandler().getJaxbElement(certInstallationReq)));
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// Set signing private key
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setSignaturePrivateKey(SecurityUtils.getPrivateKey(
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SecurityUtils.getKeyStore(
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GlobalValues.EVCC_KEYSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()),
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GlobalValues.ALIAS_OEM_PROV_CERTIFICATE.toString())
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);
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return certInstallationReq;
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}
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private CertificateUpdateReqType getCertificateUpdateReq() {
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CertificateUpdateReqType certificateUpdateReq = new CertificateUpdateReqType();
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certificateUpdateReq.setContractSignatureCertChain(
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SecurityUtils.getCertificateChain(
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SecurityUtils.getKeyStore(
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GlobalValues.EVCC_KEYSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()),
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GlobalValues.ALIAS_CONTRACT_CERTIFICATE.toString()));
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certificateUpdateReq.setEMAID(SecurityUtils.getEMAID(GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()).getValue());
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/*
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* Experience from the test symposium in San Diego (April 2016):
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* The Id element of the signature is not restricted in size by the standard itself. But on embedded
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* systems, the memory is very limited which is why we should not use long IDs for the signature reference
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* element. A good size would be 3 characters max (like the example in the ISO 15118-2 annex J)
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*/
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certificateUpdateReq.setId("ID1");
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certificateUpdateReq.setListOfRootCertificateIDs(
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SecurityUtils.getListOfRootCertificateIDs(
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GlobalValues.EVCC_TRUSTSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()));
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// Set xml reference element
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getXMLSignatureRefElements().put(
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certificateUpdateReq.getId(),
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SecurityUtils.generateDigest(
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certificateUpdateReq.getId(),
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getMessageHandler().getJaxbElement(certificateUpdateReq)));
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// Set signing private key
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setSignaturePrivateKey(SecurityUtils.getPrivateKey(
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SecurityUtils.getKeyStore(
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GlobalValues.EVCC_KEYSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()),
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GlobalValues.ALIAS_CONTRACT_CERTIFICATE.toString())
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);
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return certificateUpdateReq;
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}
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}
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