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/*
* Copyright 2017 Huawei Technologies Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onap.cli.fw.ad;
import java.util.HashMap;
import java.util.Map;
import org.onap.cli.fw.OnapCommand;
import org.onap.cli.fw.OnapCommandRegistrar;
import org.onap.cli.fw.cmd.OnapHttpCommand;
import org.onap.cli.fw.conf.Constants;
import org.onap.cli.fw.conf.OnapCommandConfg;
import org.onap.cli.fw.error.OnapCommandException;
import org.onap.cli.fw.error.OnapCommandHttpFailure;
import org.onap.cli.fw.error.OnapCommandInvalidParameterValue;
import org.onap.cli.fw.error.OnapCommandNotFound;
import org.onap.cli.fw.http.HttpInput;
import org.onap.cli.fw.http.HttpResult;
import org.onap.cli.fw.http.OnapHttpConnection;
import org.onap.cli.fw.output.OnapCommandResultAttribute;
import org.onap.cli.fw.utils.OnapCommandUtils;
/**
* Onap Auth client helps to do login and logout.
*
*/
public class OnapAuthClient {
private OnapHttpCommand cmd = null;
private OnapHttpConnection http = null;
public OnapAuthClient(OnapHttpCommand cmd, boolean debug) throws OnapCommandHttpFailure, OnapCommandInvalidParameterValue {
this.cmd = cmd;
this.http = new OnapHttpConnection(debug);
}
/**
* Login.
*
* @throws OnapCommandException
* exception
*/
public void login() throws OnapCommandException {
// For development purpose, its introduced and is not supported for production
if (OnapCommandConfg.isAuthIgnored()) {
return;
}
OnapCommand login = this.findAuthCommand("login");
OnapCommandUtils.copyParamsFrom(this.cmd, login);
login.getParametersMap().get(Constants.DEAFULT_PARAMETER_HOST_URL).setValue(this.getServiceUrl(login));
login.execute();
//It is safely assumed that all outputs are considered as common http headers.
Map<String, String> headers = new HashMap<>();
for (OnapCommandResultAttribute attr: login.getResult().getRecords()) {
String headerValue = attr.getValues().get(0);
if (headerValue != null && !headerValue.isEmpty()) {
headers.put(attr.getName(), attr.getValues().get(0));
}
}
this.http.setCommonHeaders(headers);
}
/**
* Logout.
*
* @throws OnapCommandException
* exception
*/
public void logout() throws OnapCommandException {
// For development purpose, its introduced and is not supported for production
if (OnapCommandConfg.isAuthIgnored()) {
return;
}
OnapCommand logout = this.findAuthCommand("logout");
OnapCommandUtils.copyParamsFrom(this.cmd, logout);
logout.execute();
this.http.close();
}
/**
* Find given service base path.
*
* @throws OnapCommandException
* exception
*/
public String getServiceUrl() throws OnapCommandException {
return this.getServiceUrl(this.cmd);
}
private String getServiceUrl(OnapCommand cmd) throws OnapCommandException {
if (cmd.getService().isModeDirect()){
return cmd.getParametersMap().get(Constants.DEAFULT_PARAMETER_HOST_URL).getValue().toString();
} else { //Catalog mode
OnapCommand catalog = OnapCommandRegistrar.getRegistrar().get("catalog");
OnapCommandUtils.copyParamsFrom(cmd, catalog);
catalog.execute();
String hostUrl = catalog.getResult().getRecordsMap().get(Constants.CATALOG_SERVICE_HOST_URL).getValues().get(0);
hostUrl = hostUrl.trim();
if (hostUrl.endsWith("/")) {
hostUrl = hostUrl.substring(0, hostUrl.length()-1);
}
String basePath = catalog.getResult().getRecordsMap().get(Constants.CATALOG_SERVICE_BASE_PATH).getValues().get(0);
basePath = basePath.trim();
if (basePath.startsWith("/")) {
basePath = basePath.substring(1);
}
return hostUrl + "/" + basePath;
}
}
public String getDebugInfo() {
return this.http.getDebugInfo();
}
/**
* Http call to external service.
*
* @param input
* http input
* @return http result
* @throws OnapCommandHttpFailure
* exception
*/
public HttpResult run(HttpInput input) throws OnapCommandHttpFailure {
return this.http.request(input);
}
/**
*
* @param authAction login/logout
* @return
* @throws OnapCommandException
*/
private OnapCommand findAuthCommand(String authAction) throws OnapCommandException {
OnapCommand auth = null;
try {
//Find the auth command for the given service and version under current enabled product
auth = OnapCommandRegistrar.getRegistrar().get(
this.cmd.getService().getName() + "-" +
this.cmd.getService().getVersion() + "-" +
this.cmd.getService().getAuthType() + "-" + authAction);
} catch (OnapCommandNotFound e) {
try {
//Find the auth command for the given service under current enabled product
auth = OnapCommandRegistrar.getRegistrar().get(
this.cmd.getService().getName() + "-" +
this.cmd.getService().getAuthType() + "-" + authAction);
} catch (OnapCommandNotFound e1) {
//Find the auth command for current enabled product
auth = OnapCommandRegistrar.getRegistrar().get(
this.cmd.getService().getAuthType() + "-" + authAction);
}
}
return auth;
}
}
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