diff options
Diffstat (limited to 'adapters/mso-nssmf-adapter/src/main/java')
3 files changed, 431 insertions, 0 deletions
diff --git a/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/RestResponse.java b/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/RestResponse.java new file mode 100644 index 0000000000..cc047e45c7 --- /dev/null +++ b/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/RestResponse.java @@ -0,0 +1,92 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP - SO + * ================================================================================ + * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.so.adapters.nssmf.rest; + +import java.util.Map; + +public class RestResponse { + + // the response content + private String responseContent; + + // the response status + private int status; + + // the response header + private Map<String, String> respHeaderMap; + + public RestResponse() { + this.status = -1; + + this.respHeaderMap = null; + } + + public int getStatus() { + return this.status; + } + + public void setStatus(int status) { + this.status = status; + } + + public Map<String, String> getRespHeaderMap() { + return this.respHeaderMap; + } + + public void setRespHeaderMap(Map<String, String> header) { + this.respHeaderMap = header; + } + + public int getRespHeaderInt(String key) { + if (this.respHeaderMap != null) { + String result = this.respHeaderMap.get(key); + if (result != null) { + return Integer.parseInt(result); + } + } + return -1; + } + + public long getRespHeaderLong(String key) { + if (this.respHeaderMap != null) { + String result = this.respHeaderMap.get(key); + if (result != null) { + return Long.parseLong(result); + } + } + return -1L; + } + + public String getRespHeaderStr(String key) { + if (this.respHeaderMap != null) { + return this.respHeaderMap.get(key); + } + return null; + } + + public String getResponseContent() { + return this.responseContent; + } + + public void setResponseContent(String responseString) { + this.responseContent = responseString; + } +} diff --git a/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/RestUtil.java b/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/RestUtil.java new file mode 100644 index 0000000000..3592d4f6a3 --- /dev/null +++ b/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/RestUtil.java @@ -0,0 +1,307 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP - SO + * ================================================================================ + * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.so.adapters.nssmf.rest; + +import javax.net.ssl.SSLContext; +import javax.net.ssl.TrustManager; +import javax.net.ssl.X509TrustManager; +import javax.ws.rs.core.UriBuilder; +import java.net.SocketTimeoutException; +import java.net.URI; +import org.apache.http.Header; +import org.apache.http.HttpResponse; +import org.apache.http.client.HttpClient; +import org.apache.http.client.config.RequestConfig; +import org.apache.http.client.methods.HttpEntityEnclosingRequestBase; +import org.apache.http.client.methods.HttpGet; +import org.apache.http.client.methods.HttpPost; +import org.apache.http.client.methods.HttpPut; +import org.apache.http.client.methods.HttpRequestBase; +import org.apache.http.conn.ConnectTimeoutException; +import org.apache.http.conn.ssl.SSLConnectionSocketFactory; +import org.apache.http.entity.StringEntity; +import org.apache.http.impl.client.HttpClients; +import org.apache.http.message.BasicHeader; +import org.apache.http.util.EntityUtils; +import org.onap.aai.domain.yang.EsrSystemInfo; +import org.onap.aai.domain.yang.EsrSystemInfoList; +import org.onap.aai.domain.yang.EsrThirdpartySdnc; +import org.onap.aai.domain.yang.EsrThirdpartySdncList; +import org.onap.so.adapters.nssmf.exceptions.ApplicationException; +import org.onap.so.adapters.nssmf.extclients.aai.AaiServiceProvider; +import org.onap.so.adapters.nssmf.model.TokenRequest; +import org.onap.so.adapters.nssmf.model.TokenResponse; +import org.onap.so.beans.nsmf.EsrInfo; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Component; +import static org.apache.http.entity.ContentType.APPLICATION_JSON; +import static org.onap.so.adapters.nssmf.rest.HttpMethod.POST; +import static org.onap.so.adapters.nssmf.util.NssmfAdapterUtil.BAD_REQUEST; +import static org.onap.so.adapters.nssmf.util.NssmfAdapterUtil.marshal; +import static org.onap.so.adapters.nssmf.util.NssmfAdapterUtil.unMarshal; +import static org.onap.so.logger.ErrorCode.AvailabilityError; +import static org.onap.so.logger.LoggingAnchor.FOUR; +import static org.onap.so.logger.MessageEnum.RA_NS_EXC; + +@Component +public class RestUtil { + + private static final Logger logger = LoggerFactory.getLogger(RestUtil.class); + + private static final int DEFAULT_TIME_OUT = 60000; + + private static final String NSSMI_ADAPTER = "NSSMI Adapter"; + + private static final String TOKEN_URL = "/api/rest/securityManagement/v1" + "/oauth/token"; + + @Autowired + private AaiServiceProvider aaiSvcProv; + + + public NssmfInfo getNssmfHost(EsrInfo esrInfo) throws ApplicationException { + EsrThirdpartySdncList sdncList = aaiSvcProv.invokeGetThirdPartySdncList(); + if (sdncList != null && sdncList.getEsrThirdpartySdnc() != null) { + for (EsrThirdpartySdnc sdncEsr : sdncList.getEsrThirdpartySdnc()) { + + EsrSystemInfoList sysInfoList = + aaiSvcProv.invokeGetThirdPartySdncEsrSystemInfo(sdncEsr.getThirdpartySdncId()); + + if (sysInfoList != null && sysInfoList.getEsrSystemInfo() != null) { + for (EsrSystemInfo esr : sysInfoList.getEsrSystemInfo()) { + if (esr != null && esr.getType().equals(esrInfo.getNetworkType().getNetworkType()) + && esr.getVendor().equals(esrInfo.getVendor())) { + logger.info("Found an entry with vendor name " + esrInfo.getVendor() + " and network type " + + esrInfo.getNetworkType() + " in ESR."); + NssmfInfo nssmfInfo = new NssmfInfo(); + nssmfInfo.setIpAddress(esr.getIpAddress()); + nssmfInfo.setPort(esr.getPort()); + nssmfInfo.setCacert(esr.getSslCacert()); + nssmfInfo.setUserName(esr.getUserName()); + nssmfInfo.setPassword(esr.getPassword()); + String endPoint = UriBuilder.fromPath("").host(esr.getIpAddress()) + .port(Integer.valueOf(esr.getPort())).scheme("https").build().toString(); + nssmfInfo.setUrl(endPoint); + return nssmfInfo; + } + } + } + + } + } + + throw new ApplicationException(BAD_REQUEST, "ESR information is improper"); + } + + public RestResponse sendRequest(String url, HttpMethod methodType, String content, EsrInfo esrInfo) + throws ApplicationException { + + NssmfInfo nssmfInfo = getNssmfHost(esrInfo); + + TokenRequest req = new TokenRequest(); + req.setGrantType("password"); + req.setUserName(nssmfInfo.getUserName()); + req.setValue(nssmfInfo.getPassword()); + + String tokenReq = marshal(req); + + logger.info("Sending token request to NSSMF: " + tokenReq); + RestResponse tokenRes = send(nssmfInfo.getUrl() + TOKEN_URL, POST, tokenReq, null); + + TokenResponse res = unMarshal(tokenRes.getResponseContent(), TokenResponse.class); + String token = res.getAccessToken(); + Header header = new BasicHeader("X-Auth-Token", token); + String nssmfUrl = nssmfInfo.getUrl() + url; + return send(nssmfUrl, methodType, content, header); + } + + private RestResponse send(String url, HttpMethod methodType, String content, Header header) { + + HttpRequestBase req = null; + HttpResponse res = null; + + logger.debug("Beginning to send message {}: {}", methodType, url); + + try { + int timeout = DEFAULT_TIME_OUT; + + RequestConfig config = RequestConfig.custom().setSocketTimeout(timeout).setConnectTimeout(timeout) + .setConnectionRequestTimeout(timeout).build(); + logger.debug("Sending request to NSSMF: " + content); + req = getHttpReq(url, methodType, header, config, content); + res = getHttpsClient().execute(req); + + String resContent = null; + if (res.getEntity() != null) { + resContent = EntityUtils.toString(res.getEntity(), "UTF-8"); + } + + int statusCode = res.getStatusLine().getStatusCode(); + String statusMessage = res.getStatusLine().getReasonPhrase(); + logger.info("NSSMF Response: {} {}", statusCode, + statusMessage + (resContent == null ? "" : System.lineSeparator() + resContent)); + + if (res.getStatusLine().getStatusCode() >= 300) { + String errMsg = "{\n \"errorCode\": " + res.getStatusLine().getStatusCode() + + "\n \"errorDescription\": " + statusMessage + "\n}"; + logError(errMsg); + return createResponse(statusCode, errMsg); + } + if (null != req) { + req.reset(); + } else { + logger.debug("method is NULL:"); + } + req = null; + + return createResponse(statusCode, resContent); + + } catch (SocketTimeoutException | ConnectTimeoutException e) { + String errMsg = "Request to NSSMF timed out"; + logError(errMsg, e); + return createResponse(408, errMsg); + } catch (Exception e) { + String errMsg = "Error processing request to NSSMF"; + logError(errMsg, e); + return createResponse(500, errMsg); + } finally { + if (res != null) { + try { + EntityUtils.consume(res.getEntity()); + } catch (Exception e) { + logger.debug("Exception :", e); + } + } + if (req != null) { + try { + req.reset(); + } catch (Exception e) { + logger.debug("Exception :", e); + } + } + } + } + + private RestResponse createResponse(int statusCode, String errMsg) { + RestResponse restResponse = new RestResponse(); + restResponse.setStatus(statusCode); + restResponse.setResponseContent(errMsg); + return restResponse; + } + + private HttpRequestBase getHttpReq(String url, HttpMethod method, Header header, RequestConfig config, + String content) throws ApplicationException { + HttpRequestBase base = null; + switch (method) { + case POST: + HttpPost post = new HttpPost(url); + post.setEntity(new StringEntity(content, APPLICATION_JSON)); + base = post; + break; + + case GET: + base = new HttpGet(url); + break; + + case PUT: + HttpPut put = new HttpPut(url); + put.setEntity(new StringEntity(content, APPLICATION_JSON)); + base = put; + break; + + case PATCH: + break; + + case DELETE: + HttpDeleteWithBody delete = new HttpDeleteWithBody(url); + if (content != null) { + delete.setEntity(new StringEntity(content, APPLICATION_JSON)); + } + base = delete; + break; + + } + base.setConfig(config); + if (header != null) { + base.setHeader(header); + } + return base; + } + + class HttpDeleteWithBody extends HttpEntityEnclosingRequestBase { + public static final String METHOD_NAME = "DELETE"; + + public String getMethod() { + return METHOD_NAME; + } + + public HttpDeleteWithBody(final String uri) { + super(); + setURI(URI.create(uri)); + } + + public HttpDeleteWithBody(final URI uri) { + super(); + setURI(uri); + } + + public HttpDeleteWithBody() { + super(); + } + } + + + public HttpClient getHttpsClient() { + + TrustManager[] trustAllCerts = new TrustManager[] {new X509TrustManager() { + public java.security.cert.X509Certificate[] getAcceptedIssuers() { + return null; + } + + public void checkClientTrusted(java.security.cert.X509Certificate[] certs, String authType) {} + + public void checkServerTrusted(java.security.cert.X509Certificate[] certs, String authType) {} + }}; + + // Install the all-trusting trust manager + try { + SSLContext sc = SSLContext.getInstance("SSL"); + sc.init(null, trustAllCerts, new java.security.SecureRandom()); + // HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); + + SSLConnectionSocketFactory sslsf = + new SSLConnectionSocketFactory(sc, new String[] {"TLSv1"}, null, new TrustAllHostNameVerifier()); + return HttpClients.custom().setSSLSocketFactory(sslsf).build(); + } catch (Exception e) { + throw new IllegalArgumentException(e); + } + } + + private static void logError(String errMsg, Throwable t) { + logger.error(FOUR, RA_NS_EXC.toString(), NSSMI_ADAPTER, AvailabilityError.getValue(), errMsg, t); + } + + private static void logError(String errMsg) { + logger.error(FOUR, RA_NS_EXC.toString(), NSSMI_ADAPTER, AvailabilityError.toString(), errMsg); + } +} + diff --git a/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/TrustAllHostNameVerifier.java b/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/TrustAllHostNameVerifier.java new file mode 100644 index 0000000000..254186bda8 --- /dev/null +++ b/adapters/mso-nssmf-adapter/src/main/java/org/onap/so/adapters/nssmf/rest/TrustAllHostNameVerifier.java @@ -0,0 +1,32 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP - SO + * ================================================================================ + * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.so.adapters.nssmf.rest; + +import javax.net.ssl.HostnameVerifier; +import javax.net.ssl.SSLSession; + +public class TrustAllHostNameVerifier implements HostnameVerifier { + + public boolean verify(String hostname, SSLSession session) { + return true; + } + +} |