diff options
author | 2018-07-02 15:44:58 -0400 | |
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committer | 2018-07-13 09:04:23 -0400 | |
commit | 17280f80d7774dba2f53ab4c9e0f8f3165e728e8 (patch) | |
tree | 6b9e8ed6532ed6e434a6d8806a9653658e650964 /veslibrary/ves_javalibrary/evel_javalib2/src/main | |
parent | 8acbc1de09497b7060e1c24f5c667d322af66ea6 (diff) |
Added blocking POST call
This is helpful when a device needs to react to a message send failing
Updated based on comments, and added a unit test
Issue-ID: VNFSDK-282
Change-Id: Ic695a6eb752d6a4d6c190188be37f58e408bd86e
Signed-off-by: William Kurkian <wkurkian@cisco.com>
Diffstat (limited to 'veslibrary/ves_javalibrary/evel_javalib2/src/main')
-rw-r--r-- | veslibrary/ves_javalibrary/evel_javalib2/src/main/java/evel_javalibrary/att/com/AgentMain.java | 314 |
1 files changed, 174 insertions, 140 deletions
diff --git a/veslibrary/ves_javalibrary/evel_javalib2/src/main/java/evel_javalibrary/att/com/AgentMain.java b/veslibrary/ves_javalibrary/evel_javalib2/src/main/java/evel_javalibrary/att/com/AgentMain.java index 5e21c6c..a6886e2 100644 --- a/veslibrary/ves_javalibrary/evel_javalib2/src/main/java/evel_javalibrary/att/com/AgentMain.java +++ b/veslibrary/ves_javalibrary/evel_javalib2/src/main/java/evel_javalibrary/att/com/AgentMain.java @@ -31,6 +31,7 @@ import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileInputStream; import java.io.IOException; +import java.io.UnsupportedEncodingException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; @@ -101,150 +102,13 @@ public class AgentMain { */ private static class AgentDispatcher implements Runnable { - private String readStream(InputStream stream) throws Exception { - StringBuilder builder = new StringBuilder(); - try (BufferedReader in = new BufferedReader(new InputStreamReader(stream))) { - String line; - while ((line = in.readLine()) != null) { - builder.append(line); // + "\r\n"(no need, json has no line breaks!) - } - in.close(); - } - logger.error("Resp: " + builder.toString()); - //System.out.println("Resp: " + builder.toString()); - return builder.toString(); - } - - // Create a trust manager that does not validate certificate chains - TrustManager[] trustAllCerts = new TrustManager[] { - new X509TrustManager() { - public java.security.cert.X509Certificate[] getAcceptedIssuers() { - return new java.security.cert.X509Certificate[0]; - } - public void checkClientTrusted( - java.security.cert.X509Certificate[] certs, String authType) { - } - public void checkServerTrusted( - java.security.cert.X509Certificate[] certs, String authType) { - } - } - }; - private void send_object(EvelObject tosend){ - String datatosend = (String) tosend.datastr; - //process data - logger.trace(url + "Got an event size "+datatosend.length()); - logger.trace(datatosend); - - try { - - if( tosend.type == false) - con = (HttpURLConnection) vesurl.openConnection(); - else - con = (HttpURLConnection) vesbatchurl.openConnection(); - - if (con instanceof HttpsURLConnection) { - HttpsURLConnection httpsConnection = (HttpsURLConnection) con; - - try { - - SSLContext sc = SSLContext.getInstance("TLSv1.2"); - /* Get the JKS contents */ - if( !keystore_pth.isEmpty() && !jks_passw.isEmpty() && !key_passw.isEmpty() ) - { - final KeyStore keyStore = KeyStore.getInstance("JKS"); - try (final InputStream is = new FileInputStream(keystore_pth)) { - keyStore.load(is, jks_passw.toCharArray()); - } - final KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory - .getDefaultAlgorithm()); - kmf.init(keyStore, key_passw.toCharArray()); - final TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory - .getDefaultAlgorithm()); - tmf.init(keyStore); - sc.init(kmf.getKeyManagers(), tmf.getTrustManagers(), new java.security.SecureRandom()); - } - else - { - // Init the SSLContext with a TrustManager[] and SecureRandom() - sc.init(null, trustAllCerts, new java.security.SecureRandom()); - } - httpsConnection.setDefaultHostnameVerifier(new HostnameVerifier() - { - public boolean verify(String hostname, SSLSession session) - { - return true; - } - }); - httpsConnection.setSSLSocketFactory(sc.getSocketFactory()); - con = httpsConnection; - - } - catch (final Exception exc) { - exc.printStackTrace(); - logger.error("SSL/TLS connection error"); - } - } - - //add reuqest header - con.setRequestMethod("POST"); - // No caching, we want the real thing. - con.setUseCaches (false); - // Specify the content type. - con.setRequestProperty("Content-Type", "application/json"); - con.setInstanceFollowRedirects( false ); - //Basic username password authentication - String basicAuth = "Basic " + javax.xml.bind.DatatypeConverter.printBase64Binary(userpass.getBytes("UTF-8")); - con.setRequestProperty ("Authorization", basicAuth); - - con.setReadTimeout(15000 /* milliseconds */); - con.setConnectTimeout(15000 /* milliseconds */); - // Send post request - con.setDoOutput(true); - con.setDoInput(true); - - con.setFixedLengthStreamingMode(datatosend.length()); - OutputStream os = con.getOutputStream(); - BufferedWriter writer = new BufferedWriter( - new OutputStreamWriter(os, "UTF-8")); - //Call writer POST - writer.write(datatosend); - writer.flush(); - writer.close(); - os.close(); - //Handle the response code for POST request - int respCode = con.getResponseCode(); - logger.trace(url + "Connection HTTP Response code :"+respCode); - if(respCode < HttpURLConnection.HTTP_OK ) { - logger.trace(url + " **INFO**"); - } - else if(respCode >= HttpURLConnection.HTTP_OK && respCode < HttpURLConnection.HTTP_MULT_CHOICE ) - { - logger.trace(url + " **OK**"); - } - else if(respCode >= HttpURLConnection.HTTP_MULT_CHOICE && respCode < HttpURLConnection.HTTP_BAD_REQUEST ) - { - logger.warn(url + " **REDIRECTION**"); - } - else if(respCode >= HttpURLConnection.HTTP_BAD_REQUEST ) - { - logger.warn(url + " **SERVER ERROR**"); - - InputStream es = con.getErrorStream(); - readStream(es); - } - - - } catch (IOException e) { - e.printStackTrace(); - } catch (Exception e) { - e.printStackTrace(); - } + AgentMain.sendObjectWithReturn(tosend); } public void run() { - String datatosend=null; + String datatosend=null; while (!should_stop){ EvelObject tosend = ringb.take(); if( tosend != null && ((datatosend = (String) tosend.datastr) != null)) @@ -278,6 +142,151 @@ public class AgentMain { }//end run }//end AgentDispatcher + public static int doPost(HttpURLConnection con, String dataToSend) throws IOException, UnsupportedEncodingException { + OutputStream os = con.getOutputStream(); + BufferedWriter writer = new BufferedWriter( + new OutputStreamWriter(os, "UTF-8")); + //Call writer POST + writer.write(dataToSend); + writer.flush(); + writer.close(); + os.close(); + //Handle the response code for POST request + return con.getResponseCode(); + } + + private static String readStream(InputStream stream) throws IOException { + StringBuilder builder = new StringBuilder(); + try (BufferedReader in = new BufferedReader(new InputStreamReader(stream))) { + String line; + while ((line = in.readLine()) != null) { + builder.append(line); // + "\r\n"(no need, json has no line breaks!) + } + in.close(); + } + logger.error("Resp: " + builder.toString()); + //System.out.println("Resp: " + builder.toString()); + return builder.toString(); + } + + // Create a trust manager that does not validate certificate chains + private static TrustManager[] trustAllCerts = new TrustManager[] { + new X509TrustManager() { + public java.security.cert.X509Certificate[] getAcceptedIssuers() { + return new java.security.cert.X509Certificate[0]; + } + public void checkClientTrusted( + java.security.cert.X509Certificate[] certs, String authType) { + } + public void checkServerTrusted( + java.security.cert.X509Certificate[] certs, String authType) { + } + } + }; + + public static int sendObjectWithReturn(EvelObject tosend){ + String datatosend = (String) tosend.datastr; + //process data + logger.trace(url + "Got an event size "+datatosend.length()); + logger.trace(datatosend); + + try { + + if( tosend.type == false) + con = (HttpURLConnection) vesurl.openConnection(); + else + con = (HttpURLConnection) vesbatchurl.openConnection(); + + if (con instanceof HttpsURLConnection) { + HttpsURLConnection httpsConnection = (HttpsURLConnection) con; + + try { + + SSLContext sc = SSLContext.getInstance("TLSv1.2"); + /* Get the JKS contents */ + if( !keystore_pth.isEmpty() && !jks_passw.isEmpty() && !key_passw.isEmpty() ) + { + final KeyStore keyStore = KeyStore.getInstance("JKS"); + try (final InputStream is = new FileInputStream(keystore_pth)) { + keyStore.load(is, jks_passw.toCharArray()); + } + final KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory + .getDefaultAlgorithm()); + kmf.init(keyStore, key_passw.toCharArray()); + final TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory + .getDefaultAlgorithm()); + tmf.init(keyStore); + sc.init(kmf.getKeyManagers(), tmf.getTrustManagers(), new java.security.SecureRandom()); + } + else + { + // Init the SSLContext with a TrustManager[] and SecureRandom() + sc.init(null, trustAllCerts, new java.security.SecureRandom()); + } + httpsConnection.setDefaultHostnameVerifier(new HostnameVerifier() + { + public boolean verify(String hostname, SSLSession session) + { + return true; + } + }); + httpsConnection.setSSLSocketFactory(sc.getSocketFactory()); + con = httpsConnection; + + } + catch (final Exception exc) { + exc.printStackTrace(); + logger.error("SSL/TLS connection error"); + } + } + + //add reuqest header + con.setRequestMethod("POST"); + // No caching, we want the real thing. + con.setUseCaches (false); + // Specify the content type. + con.setRequestProperty("Content-Type", "application/json"); + con.setInstanceFollowRedirects( false ); + //Basic username password authentication + String basicAuth = "Basic " + javax.xml.bind.DatatypeConverter.printBase64Binary(userpass.getBytes("UTF-8")); + con.setRequestProperty ("Authorization", basicAuth); + + con.setReadTimeout(15000 /* milliseconds */); + con.setConnectTimeout(15000 /* milliseconds */); + // Send post request + con.setDoOutput(true); + con.setDoInput(true); + + con.setFixedLengthStreamingMode(datatosend.length()); + int respCode = AgentMain.doPost(con, datatosend); + logger.trace(url + "Connection HTTP Response code :"+respCode); + if(respCode < HttpURLConnection.HTTP_OK ) { + logger.trace(url + " **INFO**"); + } + else if(respCode >= HttpURLConnection.HTTP_OK && respCode < HttpURLConnection.HTTP_MULT_CHOICE ) + { + logger.trace(url + " **OK**"); + } + else if(respCode >= HttpURLConnection.HTTP_MULT_CHOICE && respCode < HttpURLConnection.HTTP_BAD_REQUEST ) + { + logger.warn(url + " **REDIRECTION**"); + } + else if(respCode >= HttpURLConnection.HTTP_BAD_REQUEST ) + { + logger.warn(url + " **SERVER ERROR**"); + + InputStream es = con.getErrorStream(); + AgentMain.readStream(es); + } + + return respCode; + + } catch (IOException e) { + logger.error("Exception during POST", e); + return 0; + } + } + // Validate URL public static boolean isValidURL(String urlStr) { try { @@ -370,7 +379,7 @@ public class AgentMain { thr.start(); EVEL_EXIT(); - return rc; + return rc; } @@ -416,6 +425,31 @@ public class AgentMain { return ret; } + /**************************************************************************//** + * Handle user formatted post message, post the event, and return the HTTP error code + * + * @note This function handles VES 5.x formatted messages from all valid + * Domains and stores them in RingBuffer. + * + * @param obj VES 5.x formatted user messages with common header + * and optional specialized body + * + * @retval int The http code returned when sending the event + *****************************************************************************/ + + public static int evel_post_event_immediate(EvelHeader obj) + { + if (should_stop){ + logger.error("evel_post_event_immediate called while agent is shutting down - event will not be posted"); + return 0; + } + + String data = obj.evel_json_encode_event().toString(); + EvelObject myobj = new EvelObject(data,false); + int ret = AgentMain.sendObjectWithReturn(myobj); + logger.info("Evel Post event ret:"+ret); + return ret; + } /**************************************************************************//** * Handle user formatted post message |