X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=datarouter-prov%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fdmaap%2Fdatarouter%2Fprovisioning%2FProxyServlet.java;h=77917771b97b8bb76250b670abd479a820939a11;hb=9c6f3aa2db3c3bc632038f69ff680f48b5f28ec2;hp=8d6bfcf02adab62e74d68cda7ee556cb89325b0f;hpb=3429ec4ff1d54d1f477e835937b7ca16a7951740;p=dmaap%2Fdatarouter.git diff --git a/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/ProxyServlet.java b/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/ProxyServlet.java index 8d6bfcf0..77917771 100755 --- a/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/ProxyServlet.java +++ b/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/ProxyServlet.java @@ -54,6 +54,8 @@ import org.apache.http.impl.client.DefaultHttpClient; import org.onap.dmaap.datarouter.provisioning.utils.DB; import org.onap.dmaap.datarouter.provisioning.utils.URLUtilities; +import static org.onap.dmaap.datarouter.provisioning.utils.HttpServletUtils.sendResponseError; + /** * This class is the base class for those servlets that need to proxy their requests from the standby to active server. * Its methods perform the proxy function to the active server. If the active server is not reachable, a 503 @@ -80,11 +82,11 @@ public class ProxyServlet extends BaseServlet { Properties props = (new DB()).getProperties(); String type = props.getProperty(Main.KEYSTORE_TYPE_PROPERTY, "jks"); String store = props.getProperty(Main.KEYSTORE_PATH_PROPERTY); - String pass = props.getProperty(Main.KEYSTORE_PASSWORD_PROPERTY); + String pass = props.getProperty(Main.KEYSTORE_PASS_PROPERTY); KeyStore keyStore = readStore(store, pass, type); store = props.getProperty(Main.TRUSTSTORE_PATH_PROPERTY); - pass = props.getProperty(Main.TRUSTSTORE_PASSWORD_PROPERTY); + pass = props.getProperty(Main.TRUSTSTORE_PASS_PROPERTY); if (store == null || store.length() == 0) { store = Main.DEFAULT_TRUSTSTORE; pass = "changeit"; @@ -94,12 +96,12 @@ public class ProxyServlet extends BaseServlet { // We are connecting with the node name, but the certificate will have the CNAME // So we need to accept a non-matching certificate name SSLSocketFactory socketFactory = new SSLSocketFactory(keyStore, - props.getProperty(Main.KEYSTORE_PASSWORD_PROPERTY), trustStore); + props.getProperty(Main.KEYSTORE_PASS_PROPERTY), trustStore); socketFactory.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER); sch = new Scheme("https", 443, socketFactory); inited = true; } catch (Exception e) { - e.printStackTrace(); + intlogger.error("ProxyServlet.init: " + e.getMessage(), e); } intlogger.info("ProxyServlet: inited = " + inited); } @@ -109,10 +111,9 @@ public class ProxyServlet extends BaseServlet { try (FileInputStream instream = new FileInputStream(new File(store))) { ks.load(instream, pass.toCharArray()); } catch (FileNotFoundException fileNotFoundException) { - System.err.println("ProxyServlet: " + fileNotFoundException); - fileNotFoundException.printStackTrace(); + intlogger.error("ProxyServlet.readStore: " + fileNotFoundException.getMessage(), fileNotFoundException); } catch (Exception x) { - System.err.println("READING TRUSTSTORE: " + x); + intlogger.error("READING TRUSTSTORE: " + x); } return ks; } @@ -129,7 +130,7 @@ public class ProxyServlet extends BaseServlet { if (t != null) { t = t.replaceAll("&", "&"); for (String s : t.split("&")) { - if (s.equals("noproxy") || s.startsWith("noproxy=")) { + if ("noproxy".equals(s) || s.startsWith("noproxy=")) { return false; } } @@ -152,7 +153,7 @@ public class ProxyServlet extends BaseServlet { * Issue a proxy DELETE to the active provisioning server. */ @Override - public void doDelete(HttpServletRequest req, HttpServletResponse resp) throws IOException { + public void doDelete(HttpServletRequest req, HttpServletResponse resp) { doProxy(req, resp, "DELETE"); } @@ -160,7 +161,7 @@ public class ProxyServlet extends BaseServlet { * Issue a proxy GET to the active provisioning server. */ @Override - public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException { + public void doGet(HttpServletRequest req, HttpServletResponse resp) { doProxy(req, resp, "GET"); } @@ -168,7 +169,7 @@ public class ProxyServlet extends BaseServlet { * Issue a proxy PUT to the active provisioning server. */ @Override - public void doPut(HttpServletRequest req, HttpServletResponse resp) throws IOException { + public void doPut(HttpServletRequest req, HttpServletResponse resp) { doProxy(req, resp, "PUT"); } @@ -176,7 +177,7 @@ public class ProxyServlet extends BaseServlet { * Issue a proxy POST to the active provisioning server. */ @Override - public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException { + public void doPost(HttpServletRequest req, HttpServletResponse resp) { doProxy(req, resp, "POST"); } @@ -186,7 +187,7 @@ public class ProxyServlet extends BaseServlet { * * @return true if the proxy succeeded */ - public boolean doGetWithFallback(HttpServletRequest req, HttpServletResponse resp) throws IOException { + public boolean doGetWithFallback(HttpServletRequest req, HttpServletResponse resp) { boolean rv = false; if (inited) { String url = buildUrl(req); @@ -200,24 +201,17 @@ public class ProxyServlet extends BaseServlet { copyRequestHeaders(req, proxy); // Execute the request - HttpResponse pxy_response = httpclient.execute(proxy); + HttpResponse pxyResponse = httpclient.execute(proxy); // Get response headers and body - int code = pxy_response.getStatusLine().getStatusCode(); + int code = pxyResponse.getStatusLine().getStatusCode(); resp.setStatus(code); - copyResponseHeaders(pxy_response, resp); - - HttpEntity entity = pxy_response.getEntity(); - if (entity != null) { - InputStream in = entity.getContent(); - IOUtils.copy(in, resp.getOutputStream()); - in.close(); - } + copyResponseHeaders(pxyResponse, resp); + copyEntityContent(pxyResponse, resp); rv = true; } catch (IOException e) { - System.err.println("ProxyServlet: " + e); - e.printStackTrace(); + intlogger.error("ProxyServlet.doGetWithFallback: " + e.getMessage(), e); } finally { proxy.releaseConnection(); httpclient.getConnectionManager().shutdown(); @@ -229,7 +223,7 @@ public class ProxyServlet extends BaseServlet { return rv; } - private void doProxy(HttpServletRequest req, HttpServletResponse resp, final String method) throws IOException { + private void doProxy(HttpServletRequest req, HttpServletResponse resp, final String method) { if (inited && isProxyServer()) { String url = buildUrl(req); intlogger.info("ProxyServlet: proxying " + method + " " + url); @@ -240,7 +234,7 @@ public class ProxyServlet extends BaseServlet { // Copy request headers and request body copyRequestHeaders(req, proxy); - if (method.equals("POST") || method.equals("PUT")) { + if ("POST".equals(method) || "PUT".equals(method)) { BasicHttpEntity body = new BasicHttpEntity(); body.setContent(req.getInputStream()); body.setContentLength(-1); // -1 = unknown @@ -248,23 +242,16 @@ public class ProxyServlet extends BaseServlet { } // Execute the request - HttpResponse pxy_response = httpclient.execute(proxy); + HttpResponse pxyResponse = httpclient.execute(proxy); // Get response headers and body - int code = pxy_response.getStatusLine().getStatusCode(); + int code = pxyResponse.getStatusLine().getStatusCode(); resp.setStatus(code); - copyResponseHeaders(pxy_response, resp); - - HttpEntity entity = pxy_response.getEntity(); - if (entity != null) { - InputStream in = entity.getContent(); - IOUtils.copy(in, resp.getOutputStream()); - in.close(); - } + copyResponseHeaders(pxyResponse, resp); + copyEntityContent(pxyResponse, resp); } catch (IOException e) { - intlogger.warn("ProxyServlet: " + e); - resp.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE); - e.printStackTrace(); + intlogger.warn("ProxyServlet.doProxy: " + e.getMessage(), e); + sendResponseError(resp, HttpServletResponse.SC_SERVICE_UNAVAILABLE, "", intlogger); } finally { proxy.releaseConnection(); httpclient.getConnectionManager().shutdown(); @@ -272,7 +259,7 @@ public class ProxyServlet extends BaseServlet { } } else { intlogger.warn("ProxyServlet: proxy disabled"); - resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); + sendResponseError(resp, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, DB_PROBLEM_MSG, intlogger); } } @@ -292,7 +279,7 @@ public class ProxyServlet extends BaseServlet { List list = Collections.list(from.getHeaderNames()); for (String name : list) { // Proxy code will add this one - if (!name.equalsIgnoreCase("Content-Length")) { + if (!"Content-Length".equalsIgnoreCase(name)) { to.addHeader(name, from.getHeader(name)); } } @@ -301,12 +288,23 @@ public class ProxyServlet extends BaseServlet { private void copyResponseHeaders(HttpResponse from, HttpServletResponse to) { for (Header hdr : from.getAllHeaders()) { // Don't copy Date: our Jetty will add another Date header - if (!hdr.getName().equals("Date")) { + if (!"Date".equals(hdr.getName())) { to.addHeader(hdr.getName(), hdr.getValue()); } } } + private void copyEntityContent(HttpResponse pxyResponse, HttpServletResponse resp) { + HttpEntity entity = pxyResponse.getEntity(); + if (entity != null) { + try (InputStream in = entity.getContent()) { + IOUtils.copy(in, resp.getOutputStream()); + } catch (Exception e) { + intlogger.error("ProxyServlet.copyEntityContent: " + e.getMessage(), e); + } + } + } + public class ProxyHttpRequest extends HttpEntityEnclosingRequestBase { private final String method;