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-rw-r--r--java/com/rsyslog/diag/DiagTalker.java70
-rw-r--r--java/com/rsyslog/gui/diaggui/Counters.java138
-rw-r--r--java/com/rsyslog/gui/diaggui/DiagGUI.java77
-rw-r--r--java/com/rsyslog/gui/msggen/MsgGen.java140
-rw-r--r--java/com/rsyslog/gui/simpServ/simpServ.java45
-rw-r--r--java/com/rsyslog/gui/simpServ/simpServConsumer.java32
-rw-r--r--java/com/rsyslog/lib/DiagSess.java78
-rw-r--r--java/com/rsyslog/lib/SyslogMessage.java75
-rw-r--r--java/com/rsyslog/lib/SyslogMsgConsumer.java29
-rw-r--r--java/com/rsyslog/lib/SyslogSender.java96
-rw-r--r--java/com/rsyslog/lib/SyslogServerTCP.java126
-rw-r--r--java/com/rsyslog/lib/SyslogTrafficGenerator.java81
-rw-r--r--java/com/rsyslog/lib/UDPSyslogSender.java75
13 files changed, 1062 insertions, 0 deletions
diff --git a/java/com/rsyslog/diag/DiagTalker.java b/java/com/rsyslog/diag/DiagTalker.java
new file mode 100644
index 00000000..c4e77e95
--- /dev/null
+++ b/java/com/rsyslog/diag/DiagTalker.java
@@ -0,0 +1,70 @@
+/* A yet very simple tool to talk to imdiag.
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.diag;
+import java.io.*;
+import java.net.*;
+
+public class DiagTalker {
+ public static void main(String[] args) throws IOException {
+
+ Socket diagSocket = null;
+ PrintWriter out = null;
+ BufferedReader in = null;
+ final String host = "127.0.0.1";
+ final int port = 13500;
+
+ try {
+ diagSocket = new Socket(host, port);
+ diagSocket.setSoTimeout(0); /* wait for lenghty operations */
+ out = new PrintWriter(diagSocket.getOutputStream(), true);
+ in = new BufferedReader(new InputStreamReader(
+ diagSocket.getInputStream()));
+ } catch (UnknownHostException e) {
+ System.err.println("can not resolve " + host + "!");
+ System.exit(1);
+ } catch (IOException e) {
+ System.err.println("Couldn't get I/O for "
+ + "the connection to: " + host + ".");
+ System.exit(1);
+ }
+
+ BufferedReader stdIn = new BufferedReader(
+ new InputStreamReader(System.in));
+ String userInput;
+
+ try {
+ while ((userInput = stdIn.readLine()) != null) {
+ out.println(userInput);
+ System.out.println("imdiag returns: " + in.readLine());
+ }
+ } catch (SocketException e) {
+ System.err.println("We had a socket exception and consider this to be OK: "
+ + e.getMessage());
+ }
+
+ out.close();
+ in.close();
+ stdIn.close();
+ diagSocket.close();
+ }
+}
+
diff --git a/java/com/rsyslog/gui/diaggui/Counters.java b/java/com/rsyslog/gui/diaggui/Counters.java
new file mode 100644
index 00000000..363bff43
--- /dev/null
+++ b/java/com/rsyslog/gui/diaggui/Counters.java
@@ -0,0 +1,138 @@
+/* Display some basic rsyslogd counter variables.
+ *
+ * Please note that this program requires imdiag to be loaded inside rsyslogd.
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.gui.diaggui;
+import java.awt.*;
+import java.awt.event.*;
+import java.io.*;
+import java.util.*;
+
+import com.rsyslog.lib.DiagSess;
+
+public class Counters extends Frame {
+
+ private TextField MainQItems;
+ private TextField RefreshInterval;
+ private Checkbox AutoRefresh;
+ private DiagSess diagSess;
+ private Timer timer;
+
+ private void createDiagSess() {
+ try {
+ diagSess = new DiagSess("127.0.0.1", 13500); // TODO: values from GUI
+ diagSess.connect();
+ }
+ catch(IOException e) {
+ System.out.println("Exception trying to open diag session:\n" + e.toString());
+ }
+ }
+
+ private void createGUI() {
+ MainQItems = new TextField();
+ MainQItems.setColumns(8);
+ Panel pCenter = new Panel();
+ pCenter.setLayout(new FlowLayout());
+ pCenter.add(new Label("MainQ Items:"));
+ pCenter.add(MainQItems);
+
+ RefreshInterval = new TextField();
+ RefreshInterval.setColumns(5);
+ RefreshInterval.setText("100");
+ AutoRefresh = new Checkbox("Auto Refresh", false);
+ AutoRefresh.addItemListener(new ItemListener() {
+ public void itemStateChanged(ItemEvent e) {
+ setAutoRefresh();
+ }
+
+ });
+ Button b = new Button("Refresh now");
+ b.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ refreshCounters();
+ }
+ });
+ Panel pSouth = new Panel();
+ pSouth.setLayout(new FlowLayout());
+ pSouth.add(AutoRefresh);
+ pSouth.add(new Label("Interval (ms):"));
+ pSouth.add(RefreshInterval);
+ pSouth.add(b);
+
+ pack();
+ setTitle("rsyslogd Counters");
+ setLayout(new BorderLayout());
+ add(pCenter, BorderLayout.CENTER);
+ add(pSouth, BorderLayout.SOUTH);
+ setSize(400,500);
+ }
+
+ public Counters() {
+ addWindowListener(new WindowAdapter() {
+ public void windowClosing(WindowEvent e){
+ Counters.this.dispose();
+ }
+ });
+ createGUI();
+ createDiagSess();
+ setAutoRefresh();
+ setVisible(true);
+ }
+
+
+ private void startTimer() {
+ timer = new Timer();
+ timer.scheduleAtFixedRate(new TimerTask() {
+ public void run() {
+ refreshCounters();
+ }
+ }, 0, 100);
+ }
+
+ private void stopTimer() {
+ if(timer != null) {
+ timer.cancel();
+ timer = null;
+ }
+ }
+
+ /** set auto-refresh mode. It is either turned on or off, depending on the
+ * status of the relevant check box. */
+ private void setAutoRefresh() {
+ if(AutoRefresh.getState() == true) {
+ startTimer();
+ } else {
+ stopTimer();
+ }
+ }
+
+ /** refresh counter display from rsyslogd data. Does a network round-trip. */
+ private void refreshCounters() {
+ try {
+ String res = diagSess.request("getmainmsgqueuesize");
+ MainQItems.setText(res);
+ }
+ catch(IOException e) {
+ System.out.println("Exception during request:\n" + e.toString());
+ }
+ }
+}
diff --git a/java/com/rsyslog/gui/diaggui/DiagGUI.java b/java/com/rsyslog/gui/diaggui/DiagGUI.java
new file mode 100644
index 00000000..1a03299c
--- /dev/null
+++ b/java/com/rsyslog/gui/diaggui/DiagGUI.java
@@ -0,0 +1,77 @@
+/* A yet very simple diagnostic GUI for rsyslog.
+ *
+ * Please note that this program requires imdiag to be loaded inside rsyslogd.
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.gui.diaggui;
+import java.awt.*;
+import java.awt.event.*;
+
+public class DiagGUI extends Frame {
+ public Counters counterWin;
+ public static void main(String args[]) {
+ new DiagGUI();
+ }
+
+ /** show counter window. creates it if not already present */
+ public void showCounters() {
+ if(counterWin == null) {
+ counterWin = new Counters();
+ } else {
+ counterWin.setVisible(true);
+ counterWin.toFront();
+ }
+ }
+
+ /** initialize the GUI. */
+ public DiagGUI(){
+ MenuItem item;
+ MenuBar menuBar = new MenuBar();
+ Menu fileMenu = new Menu("File");
+ item = new MenuItem("Exit");
+ item.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ System.exit(0);
+ }
+ });
+ fileMenu.add(item);
+ menuBar.add(fileMenu);
+
+ Menu viewMenu = new Menu("View");
+ item = new MenuItem("Counters");
+ item.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ showCounters();
+ }
+ });
+ viewMenu.add(item);
+ menuBar.add(viewMenu);
+
+ addWindowListener(new WindowAdapter() {
+ public void windowClosing(WindowEvent e){
+ System.exit(0);
+ }
+ });
+ setMenuBar(menuBar);
+ setSize(300,400);
+ setVisible(true);
+ }
+}
diff --git a/java/com/rsyslog/gui/msggen/MsgGen.java b/java/com/rsyslog/gui/msggen/MsgGen.java
new file mode 100644
index 00000000..c57027ff
--- /dev/null
+++ b/java/com/rsyslog/gui/msggen/MsgGen.java
@@ -0,0 +1,140 @@
+/* A yet very simple syslog message generator
+ *
+ * The purpose of this program is to provide a facility that enables
+ * to generate complex traffic patterns for testing purposes. It still is
+ * in its infancy, but hopefully will evolve.
+ *
+ * Note that this has been created as a stand-alone application because it
+ * was considered useful to have it as a separate program. But it should still
+ * be possible to call its class from any other program, specifically the debug
+ * GUI.
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.gui.msggen;
+import com.rsyslog.lib.*;
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+
+public class MsgGen extends Frame {
+ private TextField target;
+ private TextField message;
+ private TextField nummsgs;
+ private TextField numthrds;
+
+ public static void main(String args[]) {
+ new MsgGen();
+ }
+
+ /** creates the menu bar INCLUDING all menu handlers */
+ private void createMenu() {
+ MenuItem item;
+ MenuBar menuBar = new MenuBar();
+ Menu fileMenu = new Menu("File");
+ item = new MenuItem("Exit");
+ item.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ System.exit(0);
+ }
+ });
+ fileMenu.add(item);
+ menuBar.add(fileMenu);
+
+ addWindowListener(new WindowAdapter() {
+ public void windowClosing(WindowEvent e){
+ System.exit(0);
+ }
+ });
+ setMenuBar(menuBar);
+ }
+
+ /** creates the main GUI */
+ private void createGUI() {
+ //target = new TextField("127.0.0.1", 32);
+ target = new TextField("172.19.3.3", 32);
+ message = new TextField(80);
+ //message.setText("<161>Test malformed");
+ message.setText("<5>iaalog[171652]: AIB|dcu|2009/08/12 14:48:43|mfa challenge|NNNNNNN|XX.XX.XX.XX");
+ nummsgs = new TextField("1000", 8);
+ numthrds = new TextField("10", 5);
+ Panel pCenter = new Panel();
+
+ Panel pnl = new Panel();
+ pnl.setLayout(new FlowLayout());
+ pnl.add(new Label("Target Host:"));
+ pnl.add(target);
+ pCenter.add(pnl);
+
+ pnl = new Panel();
+ pnl.setLayout(new FlowLayout());
+ pnl.add(new Label("Number of Msgs:"));
+ pnl.add(nummsgs);
+ pCenter.add(pnl);
+
+ pnl = new Panel();
+ pnl.setLayout(new FlowLayout());
+ pnl.add(new Label("Msg:"));
+ pnl.add(message);
+ pCenter.add(pnl);
+
+ Panel pSouth = new Panel();
+ pSouth.setLayout(new FlowLayout());
+
+ pnl = new Panel();
+ pnl.setLayout(new FlowLayout());
+ pnl.add(new Label("Number of Threads:"));
+ pnl.add(numthrds);
+ pSouth.add(pnl);
+
+ Button b = new Button("Start Test");
+ b.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ performTest();
+ }
+ });
+ pSouth.add(b);
+
+ pack();
+ setTitle("Syslog Message Generator");
+ setLayout(new BorderLayout());
+ add(pCenter, BorderLayout.CENTER);
+ add(pSouth, BorderLayout.SOUTH);
+ setSize(800,400);
+ }
+
+ /** perform the test, a potentially complex operation */
+ private void performTest() {
+ for(short i = 0 ; i < Integer.parseInt(numthrds.getText()) ; ++ i) {
+ SyslogTrafficGenerator gen =
+ new SyslogTrafficGenerator(target.getText(), message.getText(),
+ Long.parseLong(nummsgs.getText()));
+ gen.start();
+ }
+ }
+
+
+ /** initialize the GUI. */
+ public MsgGen(){
+ createMenu();
+ createGUI();
+ setVisible(true);
+ }
+}
diff --git a/java/com/rsyslog/gui/simpServ/simpServ.java b/java/com/rsyslog/gui/simpServ/simpServ.java
new file mode 100644
index 00000000..2a83dad0
--- /dev/null
+++ b/java/com/rsyslog/gui/simpServ/simpServ.java
@@ -0,0 +1,45 @@
+/**
+ * Implementation of a tcp-based syslog server.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+
+package com.rsyslog.gui.simpServ;
+import com.rsyslog.lib.*;
+//import com.rsyslog.gui.*;
+
+public class simpServ {
+
+ public static void main(String args[]) {
+ try {
+ simpServConsumer cons = new simpServConsumer();
+ System.out.println("Starting server on port " + args[0] + "\n");
+ SyslogServerTCP myServ = new
+ SyslogServerTCP(Integer.parseInt(args[0]), cons);
+ myServ.start();
+ System.out.println("Press ctl-c to terminate\n");
+ }
+ catch(Exception e) {
+ System.out.println("Error: " + e.toString());
+ }
+ }
+}
diff --git a/java/com/rsyslog/gui/simpServ/simpServConsumer.java b/java/com/rsyslog/gui/simpServ/simpServConsumer.java
new file mode 100644
index 00000000..588f2640
--- /dev/null
+++ b/java/com/rsyslog/gui/simpServ/simpServConsumer.java
@@ -0,0 +1,32 @@
+/** A syslog message consumer for the simple syslog server.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.gui.simpServ;
+import com.rsyslog.lib.*;
+
+class simpServConsumer implements SyslogMsgConsumer {
+ public void consumeMsg(String ln) {
+ SyslogMessage msg = new SyslogMessage(ln);
+ System.out.println("Line received '" + msg.getRawMsgAfterPRI() + "'\n");
+ }
+}
diff --git a/java/com/rsyslog/lib/DiagSess.java b/java/com/rsyslog/lib/DiagSess.java
new file mode 100644
index 00000000..799b9a4a
--- /dev/null
+++ b/java/com/rsyslog/lib/DiagSess.java
@@ -0,0 +1,78 @@
+/* The diagnostic session to an imdiag module (running inside rsyslogd).
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+import java.io.*;
+import java.net.*;
+
+public class DiagSess {
+
+ private String host = new String("127.0.0.1");
+ private int port = 13500;
+ int timeout = 0;
+ private PrintWriter out = null;
+ private BufferedReader in = null;
+ private Socket diagSocket = null;
+
+ /** set connection timeout */
+ public void setTimeout(int timeout_) {
+ timeout = timeout_;
+ }
+
+ public DiagSess(String host_, int port_) {
+ host = host_;
+ port = port_;
+ }
+
+ /** connect to remote server. Initializes everything for request-reply
+ * processing.
+ *
+ * @throws IOException
+ */
+ public void connect() throws IOException {
+ diagSocket = new Socket(host, port);
+ diagSocket.setSoTimeout(timeout);
+ out = new PrintWriter(diagSocket.getOutputStream(), true);
+ in = new BufferedReader(new InputStreamReader(
+ diagSocket.getInputStream()));
+
+ }
+
+ /** end session with remote server. */
+ public void disconnect() throws IOException {
+ out.close();
+ in.close();
+ diagSocket.close();
+ }
+
+ /** issue a request to imdiag and return its response.
+ *
+ * @param req request string
+ * @return response string (unparsed)
+ * @throws IOException
+ */
+ public String request(String req) throws IOException {
+ out.println(req);
+ String resp = in.readLine();
+ return resp;
+ }
+
+}
diff --git a/java/com/rsyslog/lib/SyslogMessage.java b/java/com/rsyslog/lib/SyslogMessage.java
new file mode 100644
index 00000000..b544a6db
--- /dev/null
+++ b/java/com/rsyslog/lib/SyslogMessage.java
@@ -0,0 +1,75 @@
+/**
+ * Implementation of the syslog message object.
+ *
+ * This is a limited-capability implementation of a syslog message together
+ * with all its properties. It is limit to what is currently needed and may
+ * be extended as further need arises.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+
+public class SyslogMessage {
+
+ /** message as received from the wire */
+ private String rawmsg;
+ /** the rawmsg without the PRI part */
+ private String rawMsgAfterPRI;
+ /** PRI part */
+ private int pri;
+
+ /** a very simple syslog parser. So far, it only parses out the
+ * PRI part of the message. May be extended later. Rawmsg must have
+ * been set before the parser is called. It will populate "all" other
+ * fields.
+ */
+ private void parse() {
+ int i;
+ if(rawmsg.charAt(0) == '<') {
+ pri = 0;
+ for(i = 1 ; Character.isDigit(rawmsg.charAt(i)) && i < 4 ; ++i) {
+ pri = pri * 10 + rawmsg.charAt(i) - '0';
+ }
+ if(rawmsg.charAt(i) != '>')
+ /* not a real cure, but sufficient for the current
+ * mini-parser... */
+ --i;
+ rawMsgAfterPRI = rawmsg.substring(i + 1);
+ } else {
+ pri = 116;
+ rawMsgAfterPRI = rawmsg;
+ }
+ }
+
+ public SyslogMessage(String _rawmsg) {
+ rawmsg = _rawmsg;
+ parse();
+ }
+
+ public String getRawMsg() {
+ return rawmsg;
+ }
+
+ public String getRawMsgAfterPRI() {
+ return rawMsgAfterPRI;
+ }
+}
diff --git a/java/com/rsyslog/lib/SyslogMsgConsumer.java b/java/com/rsyslog/lib/SyslogMsgConsumer.java
new file mode 100644
index 00000000..42c9931a
--- /dev/null
+++ b/java/com/rsyslog/lib/SyslogMsgConsumer.java
@@ -0,0 +1,29 @@
+/**
+ * Interface for SyslogConsumers.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+
+public interface SyslogMsgConsumer {
+ public void consumeMsg(String msg);
+}
diff --git a/java/com/rsyslog/lib/SyslogSender.java b/java/com/rsyslog/lib/SyslogSender.java
new file mode 100644
index 00000000..fc0e3fec
--- /dev/null
+++ b/java/com/rsyslog/lib/SyslogSender.java
@@ -0,0 +1,96 @@
+/**
+ * This class specifies all methods common to syslog senders. It also implements
+ * some generic ways to send data. Actual syslog senders (e.g. UDP, TCP, ...) shall
+ * be derived from this class.
+ *
+ * This is a limited-capability implementation of a syslog message together
+ * with all its properties. It is limit to what is currently needed and may
+ * be extended as further need arises.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+
+public abstract class SyslogSender {
+
+ /** the rawmsg without the PRI part */
+ private String target;
+
+ /** the rawmsg without the PRI part */
+ private boolean isConnected = false;
+
+ /** Constructs Sender, sets target system.
+ * @param target the system to connect to. Syntax of target is depending
+ * on the underlying transport.
+ */
+ public SyslogSender(String target) {
+ this.target = target;
+ }
+
+
+ /** send a message on the wire.
+ * This needs a complete formatted message, which will be extended by
+ * the transport framing, if necessary.
+ *
+ * @param MSG a validly formatted syslog message as of the RFC (all parts)
+ * @throws Exception (depending on transport)
+ */
+ protected abstract void sendTransport(String MSG) throws Exception;
+
+ /** send an alread-formatted message.
+ * Sends a preformatted syslog message payload to the target. Connects
+ * to the target if not already connected.
+ *
+ * @param MSG a validly formatted syslog message as of the RFC (all parts)
+ * @throws Exception (depending on transport)
+ */
+ public void sendMSG(String MSG) throws Exception {
+ if(!isConnected)
+ connect();
+ sendTransport(MSG);
+ }
+
+ /** connect to the target.
+ * Note that this may be a null operation if there is no session-like entity
+ * in the underlying transport (as is for example in UDP).
+ */
+ public void connect() throws Exception {
+ /* the default implementation does (almost) nothing */
+ isConnected = true;
+ }
+
+ /** disconnects from the target.
+ * Note that this may be a null operation if there is no session-like entity
+ * in the underlying transport (as is for example in UDP).
+ */
+ public void disconnect() {
+ /* the default implementation does (almost) nothing */
+ isConnected = false;
+ }
+
+ /** return target of this Sender.
+ * @returns target as initially set
+ */
+ public String getTarget() {
+ return target;
+ }
+}
diff --git a/java/com/rsyslog/lib/SyslogServerTCP.java b/java/com/rsyslog/lib/SyslogServerTCP.java
new file mode 100644
index 00000000..d5376a32
--- /dev/null
+++ b/java/com/rsyslog/lib/SyslogServerTCP.java
@@ -0,0 +1,126 @@
+/**
+ * Implementation of a tcp-based syslog server.
+ *
+ * This is a limited-capability implementation of a syslog tcp server.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+
+import com.rsyslog.lib.SyslogMsgConsumer;
+import java.io.*;
+import java.net.*;
+
+
+/** a small test consumer */
+/*
+class TestConsumer implements SyslogMsgConsumer {
+ public void consumeMsg(String ln) {
+ System.out.println("Line received '" + ln + "'\n");
+ }
+}
+*/
+
+public class SyslogServerTCP extends Thread {
+ private ServerSocket lstnSock;
+ private boolean contRun; /* continue processing requests? */
+ public SyslogMsgConsumer consumer;
+
+ /** Process a single connection */
+ class Session extends Thread {
+ private Socket sock;
+ private SyslogServerTCP srvr;
+
+ public Session(Socket so, SyslogServerTCP _srvr) {
+ sock = so;
+ srvr = _srvr;
+ }
+
+ public void run() {
+ try {
+ BufferedReader data = new BufferedReader(
+ new InputStreamReader(sock.getInputStream()));
+
+ String ln = data.readLine();
+ while(ln != null) {
+ srvr.getConsumer().consumeMsg(ln);
+ ln = data.readLine();
+ }
+ System.out.println("End of Session.\n");
+ sock.close();
+ }
+ catch(Exception e) {
+ /* we ignore any errors we may have... */
+ System.out.println("Session exception " + e.toString());
+ }
+ }
+ }
+
+ /** a small test driver */
+/*
+ public static void main(String args[]) {
+ try {
+ SyslogMsgConsumer cons = new TestConsumer();
+ System.out.println("Starting server on port " + args[0] + "\n");
+ SyslogServerTCP myServ = new
+ SyslogServerTCP(Integer.parseInt(args[0]), cons);
+ myServ.start();
+ System.out.println("Press ctl-c to terminate\n");
+ }
+ catch(Exception e) {
+ System.out.println("Fehler! " + e.toString());
+ }
+ }
+*/
+
+ public SyslogServerTCP(int port, SyslogMsgConsumer cons) throws java.io.IOException {
+ if(lstnSock != null)
+ terminate();
+ lstnSock = new ServerSocket(port);
+ consumer = cons;
+ contRun = true;
+ }
+
+ public void terminate() {
+ contRun = false;
+ }
+
+ public SyslogMsgConsumer getConsumer() {
+ return consumer;
+ }
+
+ public void run() {
+ try {
+ while(contRun) {
+ Socket sock = lstnSock.accept();
+ System.out.println("New connection request! " + sock.toString());
+ Thread sess = new Session(sock, this);
+ sock = null;
+ sess.start();
+ }
+ }
+ catch(Exception e) {
+ System.out.println("Error during server run " + e.toString());
+ }
+
+ }
+}
diff --git a/java/com/rsyslog/lib/SyslogTrafficGenerator.java b/java/com/rsyslog/lib/SyslogTrafficGenerator.java
new file mode 100644
index 00000000..79a99495
--- /dev/null
+++ b/java/com/rsyslog/lib/SyslogTrafficGenerator.java
@@ -0,0 +1,81 @@
+/**
+ * This class is a syslog traffic generator. It is primarily intended to be used
+ * together with testing tools, but may have some use cases outside that domain.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+
+public class SyslogTrafficGenerator extends Thread {
+
+ /** the target host to receive traffic */
+ private String target;
+
+ /** the message (template) to be sent */
+ private String message;
+
+ /** number of messages to be sent */
+ private long nummsgs;
+
+ /** Constructs Sender, sets target system.
+ * @param target the system to connect to. Syntax of target is depending
+ * on the underlying transport.
+ */
+ public SyslogTrafficGenerator(String target, String message, long nummsgs) {
+ this.target = target;
+ this.message = message;
+ this.nummsgs = nummsgs;
+ }
+
+ /** Generates the traffic. Stops when either called to terminate
+ * or the max number of messages have been sent. Note that all
+ * necessary properties must have been set up before starting the
+ * generator thread!
+ */
+ private void performTest() throws Exception {
+ int doDisp = 0;
+ UDPSyslogSender sender = new UDPSyslogSender(target);
+ for(long i = 0 ; i < nummsgs ; ++i) {
+ sender.sendMSG(message + " " + Long.toString(i) + " " + this.toString() + "\0");
+ if((doDisp++ % 1000) == 0)
+ System.out.println(this.toString() + " send message " + Long.toString(i));
+ sleep(1);
+ }
+ }
+
+
+/** Wrapper around the real traffic generator, catches exceptions.
+ */
+ public void run() {
+ System.out.println("traffic generator " + this.toString() + " thread started");
+ try {
+ performTest();
+ }
+ catch(Exception e) {
+ /* at some time, we may find a more intelligent way to
+ * handle this! ;)
+ */
+ System.out.println(e.toString());
+ }
+ System.out.println("traffic generator " + this.toString() + " thread finished");
+ }
+}
diff --git a/java/com/rsyslog/lib/UDPSyslogSender.java b/java/com/rsyslog/lib/UDPSyslogSender.java
new file mode 100644
index 00000000..1a2c4726
--- /dev/null
+++ b/java/com/rsyslog/lib/UDPSyslogSender.java
@@ -0,0 +1,75 @@
+/**
+ * A UDP transport implementation of a syslog sender.
+ *
+ * Note that there is an anomaly in this version of the code: we query the remote system
+ * address only once during the connection setup and resue it. If we potentially run for
+ * an extended period of time, the remote address may change, what we do not reflect. For
+ * the current use case, this is acceptable, but if this code is put into more wide-spread
+ * use outside of debugging, a periodic requery should be added.
+ *
+ * @author Rainer Gerhards
+ *
+ * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see http://www.gnu.org/licenses/.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+package com.rsyslog.lib;
+import java.net.*;
+
+public class UDPSyslogSender extends SyslogSender {
+
+ private final int port = 514; // TODO: take from target!
+ private InetAddress targetAddr;
+
+ /** the socket to communicate over with the remote system. */
+ private DatagramSocket sock;
+
+ /** Constructs Sender, sets target system.
+ * @param target the system to connect to. Syntax of target is depending
+ * on the underlying transport.
+ */
+ public UDPSyslogSender(String target) throws Exception {
+ super(target);
+ }
+
+ /** send a message on the wire.
+ * This needs a complete formatted message, which will be extended by
+ * the transport framing, if necessary.
+ *
+ * @param MSG a validly formatted syslog message as of the RFC (all parts)
+ * @throws Exception (depending on transport)
+ */
+ protected void sendTransport(String MSG) throws Exception {
+ byte msg[] = MSG.getBytes();
+ DatagramPacket pkt = new DatagramPacket(msg, msg.length, targetAddr, port);
+ sock.send(pkt);
+ }
+
+
+ /** connect to the target.
+ * For UDP, this means we create the socket.
+ */
+ public void connect() throws Exception {
+ super.connect();
+ sock = new DatagramSocket();
+
+ // TODO: we should extract the actual hostname & port!
+ targetAddr = InetAddress.getByName(getTarget());
+ }
+
+}
generated by cgit (git 2.34.1) at 2024-06-03 01:49:50 +0000