import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
-import java.util.HashMap;
import java.util.List;
import java.util.Map;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.Consts;
-import org.apache.http.HeaderIterator;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.NameValuePair;
-import org.apache.http.ParseException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
+import org.apache.http.client.methods.HttpRequestBase;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.ssl.SSLContextBuilder;
import org.apache.http.util.EntityUtils;
+import org.jvnet.hk2.annotations.Service;
import org.onap.holmes.common.exception.CorrelationException;
@Slf4j
+@Service
public class HttpsUtils {
private static final String HTTP = "http";
private static final String HTTPS = "https";
private static SSLConnectionSocketFactory sslConnectionSocketFactory = null;
private static PoolingHttpClientConnectionManager connectionManager = null;
private static SSLContextBuilder sslContextBuilder = null;
- static {
+
+ static{
try {
sslContextBuilder = new SSLContextBuilder();
sslContextBuilder.loadTrustMaterial(null, new TrustStrategy() {
connectionManager = new PoolingHttpClientConnectionManager(registry);
connectionManager.setMaxTotal(200);
} catch (Exception e) {
- log.error("Failed to init ssl builder" + e.getMessage());
+ log.error("Failed to initialize the ssl builder: " + e.getMessage());
}
}
public static String post(String url, Map<String, String> header, Map<String, String> param,
HttpEntity entity) throws Exception {
- String result = "";
+ HttpResponse httpResponse = null;
+ try {
+ CloseableHttpClient httpClient = getHttpClient();
+ HttpPost httpPost = getHttpPost(url, header, param, entity);
+ httpResponse = getHttpResponse(httpClient, httpPost);
+ } catch (Exception e) {
+ throw new CorrelationException("Failed to use post method query data from server");
+ }
+ return getResponseEntity(httpResponse);
+ }
+
+ public static String get(String url, Map<String, String> header) throws Exception {
+ HttpResponse httpResponse = null;
CloseableHttpClient httpClient = null;
+ HttpGet httpGet = null;
+ String response = "";
try {
httpClient = getHttpClient();
- HttpPost httpPost = new HttpPost(url);
- if (!header.isEmpty()) {
- for (Map.Entry<String, String> entry : header.entrySet()) {
- httpPost.addHeader(entry.getKey(), entry.getValue());
- }
+ httpGet = getHttpGet(url, header);
+ httpResponse = getHttpResponse(httpClient, httpGet);
+ response = getResponseEntity(httpResponse);
+ } catch (Exception e) {
+ throw new CorrelationException("Failed to use get method query data from server");
+ } finally {
+ if (httpGet != null) {
+ httpGet.releaseConnection();
}
- if (!param.isEmpty()) {
- List<NameValuePair> formparams = new ArrayList<>();
- for (Map.Entry<String, String> entry : param.entrySet()) {
- formparams.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
- }
- UrlEncodedFormEntity urlEncodedFormEntity = new UrlEncodedFormEntity(formparams,
- Consts.UTF_8);
- httpPost.setEntity(urlEncodedFormEntity);
+ if (httpResponse != null) {
+ httpClient.close();
}
- if (entity != null) {
- httpPost.setEntity(entity);
+ }
+ return response;
+ }
+
+ private static HttpPost getHttpPost(String url, Map<String, String> header,
+ Map<String, String> param, HttpEntity entity) {
+ HttpPost httpPost = new HttpPost(url);
+ if (!header.isEmpty()) {
+ for (Map.Entry<String, String> entry : header.entrySet()) {
+ httpPost.addHeader(entry.getKey(), entry.getValue());
}
- HttpResponse httpResponse = httpClient.execute(httpPost);
- int statusCode = httpResponse.getStatusLine().getStatusCode();
- if (statusCode == HttpStatus.SC_OK) {
- HttpEntity resEntity = httpResponse.getEntity();
- result = EntityUtils.toString(resEntity);
- } else {
- readHttpResponse(httpResponse);
+ }
+ if (!param.isEmpty()) {
+ List<NameValuePair> formparams = new ArrayList<>();
+ for (Map.Entry<String, String> entry : param.entrySet()) {
+ formparams.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
}
- } catch (Exception e) {
- throw new CorrelationException("Failed to use post method to get data from server");
- } finally {
- if (httpClient != null) {
- httpClient.close();
+ UrlEncodedFormEntity urlEncodedFormEntity = new UrlEncodedFormEntity(formparams,
+ Consts.UTF_8);
+ httpPost.setEntity(urlEncodedFormEntity);
+ }
+ if (entity != null) {
+ httpPost.setEntity(entity);
+ }
+ return httpPost;
+ }
+
+ private static HttpGet getHttpGet(String url, Map<String, String> header) {
+ HttpGet httpGet = new HttpGet(url);
+ if (!header.isEmpty()) {
+ for (Map.Entry<String, String> entry : header.entrySet()) {
+ httpGet.addHeader(entry.getKey(), entry.getValue());
}
}
- return result;
+ return httpGet;
}
- public static String get(String url, Map<String, String> header) throws Exception {
+ private static String getResponseEntity(HttpResponse httpResponse) throws IOException {
String result = "";
- CloseableHttpClient httpClient = null;
- try {
- httpClient = getHttpClient();
- HttpGet httpGet = new HttpGet(url);
- if (!header.isEmpty()) {
- for (Map.Entry<String, String> entry : header.entrySet()) {
- httpGet.addHeader(entry.getKey(), entry.getValue());
- }
- }
- HttpResponse httpResponse = httpClient.execute(httpGet);
+ if (httpResponse != null) {
int statusCode = httpResponse.getStatusLine().getStatusCode();
if (statusCode == HttpStatus.SC_OK) {
HttpEntity resEntity = httpResponse.getEntity();
result = EntityUtils.toString(resEntity);
- } else {
- readHttpResponse(httpResponse);
- }
- } catch (Exception e) {
- throw new CorrelationException("Failed to use get method get data from server");
- } finally {
- if (httpClient != null) {
- httpClient.close();
}
}
return result;
}
+ private static HttpResponse getHttpResponse(CloseableHttpClient httpClient, HttpRequestBase httpRequest)
+ throws Exception {
+ HttpResponse httpResponse = null;
+ try {
+ httpResponse = httpClient.execute(httpRequest);
+ } catch (Exception e) {
+ throw new CorrelationException("Failed to get data from server");
+ }
+ return httpResponse;
+ }
+
private static CloseableHttpClient getHttpClient() throws Exception {
CloseableHttpClient httpClient = HttpClients.custom()
.setSSLSocketFactory(sslConnectionSocketFactory)
.build();
return httpClient;
}
-
- private static String readHttpResponse(HttpResponse httpResponse)
- throws ParseException, IOException {
- StringBuilder builder = new StringBuilder();
- HttpEntity entity = httpResponse.getEntity();
- builder.append("status:" + httpResponse.getStatusLine());
- builder.append("headers:");
- HeaderIterator iterator = httpResponse.headerIterator();
- while (iterator.hasNext()) {
- builder.append("\t" + iterator.next());
- }
- if (entity != null) {
- String responseString = EntityUtils.toString(entity);
- builder.append("response length:" + responseString.length());
- builder.append("response content:" + responseString.replace("\r\n", ""));
- }
- return builder.toString();
- }
}