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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 com.jayway.jsonpath.JsonPath;
import org.apache.http.HttpStatus;
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.OnapCommandExecutionFailed;
import org.onap.cli.fw.error.OnapCommandHttpFailure;
import org.onap.cli.fw.error.OnapCommandLoginFailed;
import org.onap.cli.fw.error.OnapCommandLogoutFailed;
import org.onap.cli.fw.error.OnapCommandServiceNotFound;
import org.onap.cli.fw.http.HttpInput;
import org.onap.cli.fw.http.HttpResult;
import org.onap.cli.fw.http.OnapHttpConnection;
/**
* Onap Auth client helps to do login and logout.
*
*/
public class OnapAuthClient {
/*
* Onap credentials
*/
private OnapHttpConnection http = null;
private OnapCredentials creds = null;
public OnapAuthClient(OnapCredentials creds, boolean debug) throws OnapCommandHttpFailure {
this.creds = creds;
this.http = new OnapHttpConnection(creds.getMsbUrl().startsWith("https"), debug);
}
/**
* Login.
*
* @throws OnapCommandLoginFailed
* LoginFailed Exception
* @throws OnapCommandHttpFailure
* Http request failed
* @throws OnapCommandExecutionFailed
* cmd exec failed
* @throws OnapCommandServiceNotFound
* service not found
*/
public void login() throws OnapCommandException {
// For development purpose, its introduced and is not supported for production
if (OnapCommandConfg.isAuthIgnored()) {
return;
}
HttpInput input = new HttpInput().setUri(this.getAuthUrl() + "/tokens")
.setBody(String.format(Constants.TOKEN, creds.getUsername(), creds.getPassword()))
.setMethod("post");
HttpResult result;
try {
result = this.run(input);
} catch (OnapCommandHttpFailure e) {
throw new OnapCommandLoginFailed(e);
}
if (result.getStatus() != HttpStatus.SC_OK && result.getStatus() != HttpStatus.SC_CREATED) {
throw new OnapCommandLoginFailed(result.getBody(), result.getStatus());
}
if (OnapCommandConfg.isCookiesBasedAuth()) {
this.http.setAuthToken(result.getRespCookies().get(Constants.X_AUTH_TOKEN));
} else {
this.http.setAuthToken(result.getRespHeaders().get(Constants.X_AUTH_TOKEN));
}
}
/**
* Logout.
*
* @throws OnapCommandExecutionFailed
* cmd exec failed
* @throws OnapCommandServiceNotFound
* service not found
* @throws OnapCommandLogoutFailed
* logout failed
* @throws OnapCommandHttpFailure
* exception
*/
public void logout() throws OnapCommandException {
// For development purpose, its introduced and is not supported for production
if (OnapCommandConfg.isAuthIgnored()) {
return;
}
HttpInput input = new HttpInput().setUri(this.getAuthUrl() + "/tokens").setMethod("delete");
HttpResult result;
try {
result = this.run(input);
} catch (OnapCommandHttpFailure e) {
throw new OnapCommandLogoutFailed(e);
}
if (result.getStatus() != HttpStatus.SC_NO_CONTENT) {
throw new OnapCommandLogoutFailed(result.getStatus());
}
this.http.close();
}
/**
* Find given service base path.
*
* @param srv
* onap service
* @return string
* @throws OnapCommandExecutionFailed
* Cmd execution failed exception
* @throws OnapCommandServiceNotFound
* Service not found
* @throws OnapCommandHttpFailure
* http request failed
*/
public String getServiceBasePath(OnapService srv) throws OnapCommandException {
if (srv.getName().equals(Constants.MSB)) {
return this.getMsbUrl();
}
HttpInput input = new HttpInput().setUri(this.creds.getMsbUrl()
+ String.format(Constants.MSB_SERVICE_URI, srv.getName(), srv.getVersion()));
HttpResult result = this.http.get(input);
if (result.getStatus() == HttpStatus.SC_NOT_FOUND) {
throw new OnapCommandServiceNotFound(srv.toString());
}
if (!result.isSuccess()) {
throw new OnapCommandExecutionFailed("Failed to retrive service " + srv.toString());
}
try {
return this.creds.getMsbUrl() + JsonPath.read(result.getBody(), "url");
} catch (Exception e) {
throw new OnapCommandExecutionFailed(e, srv.toString());
}
}
private String getAuthUrl() throws OnapCommandException {
OnapService srv = new OnapService();
srv.setName(Constants.AUTH_SERVICE);
srv.setVersion(Constants.AUTH_SERVICE_VERSION);
return this.getServiceBasePath(srv);
}
private String getMsbUrl() {
return this.creds.getMsbUrl() + Constants.MSB_URI;
}
public String getAuthToken() {
return this.http.getAuthToken();
}
public String getDebugInfo() {
return this.http.getDebugInfo();
}
/**
* Http call to auth service.
*
* @param input
* http input
* @return http result
* @throws OnapCommandHttpFailure
* exception
*/
public HttpResult run(HttpInput input) throws OnapCommandHttpFailure {
if (OnapCommandConfg.isCookiesBasedAuth()) {
input.getReqCookies().put(Constants.X_AUTH_TOKEN, http.getAuthToken());
}
return this.http.request(input);
}
}
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