setup

git-svn-id: https://svn.microneil.com/svn/SNFServer/trunk@1 49a64a4e-e346-423c-883c-369b0fd10ff0

Makefile.am

+## Process this file with automake to produce Makefile.in
+##
+## $Id$
+##
+## automake input for the MicroNeil SNFServer application (SNFServer directory).
+##
+## Author:  Alban Deniz
+##
+## Copyright (C) 2008 ARM Research Labs, LLC.
+## See www.armresearch.com for the copyright terms.
+##
+##
+
+LIBS = @SNF_LIBS@ -L../SNFMulti -L../CodeDweller -lSNFMulti -lCodeDweller @LIBS@
+CXXFLAGS = $(SNF_CXXFLAGS) -I@top_srcdir@/SNFMulti -I@top_srcdir@/CodeDweller
+
+sbin_PROGRAMS =               				\
+	SNFServer
+
+SNFServer_SOURCES =        				\
+	@top_srcdir@/SNFServer/main.cpp
+
+EXTRA_DIST = 						\
+	Makefile.am
+
+clean-local:
+	rm -f *.gcno *.gcov *.gcda *~ $(CONFDATA)

main.cpp

+#include <sys/types.h>
+#include <sys/stat.h>
+#include <ctime>
+#include <cstring>
+
+#include <iostream>
+#include <iomanip>
+#include <fstream>
+#include <sstream>
+#include <string>
+#include <queue>
+#include <cmath>
+#include <exception>
+#include <stdexcept>
+#include "unistd.h"
+#include "timing.hpp"
+#include "threading.hpp"
+#include "networking.hpp"
+#include "SNFMulti.hpp"
+#include "snf_xci.hpp"
+#include "snf_sync.hpp"
+
+#include "config.h"
+
+// temporary - proving base64codec
+
+#include "base64codec.hpp"
+
+//#include "../nvwa-0.6/nvwa/debug_new.h"
+using namespace std;                                                            // Introduce standard namespace.
+
+const char* SERVER_VERSION_INFO = "SNF Server Version " PACKAGE_VERSION " Build: " __DATE__ " " __TIME__;
+
+static const string XCIShutdownResponse =
+  "<snf><xci><server><response message=\'shutdown in progress\' code=\'0\'/></server></xci></snf>\n";
+
+class XCIShutdownWatcher : public snfXCIServerCommandHandler {                  // Shutdown watcher.
+  public:
+    XCIShutdownWatcher():TimeToStop(false){}                                    // Construct with shutdown flag false.
+    bool TimeToStop;                                                            // Here is the flag.
+    string processXCIRequest(snf_xci& X) {                                      // Here is how we process requests.
+        if(0 == X.xci_server_command.find("shutdown")) {                        // If we find shutdown then
+            TimeToStop = true;                                                  // set the shutdown flag
+            return XCIShutdownResponse;                                         // and let them know we got it.
+        }                                                                       // If we get some other request
+        return XCIErrorResponse;                                                // return the error response.
+    }
+};
+
+// Thread Status Analysis For Debugging.
+
+void ThreadStatusToCout() {                                                     // Produce a thread status list.
+    ThreadStatusReport R = Threads.StatusReport();                              // Get a report from Threads.
+    cout << endl;                                                               // Break the line.
+    for(
+      ThreadStatusReport::iterator iR = R.begin();                              // Loop through the report.
+      iR != R.end(); iR++
+      ) {
+        ThreadStatusRecord& S = (*iR);                                          // Take each status report and
+        cout                                                                    // send it to cout on it's own line.
+          << S.getName() << " (" << S.getPointer() << "), "
+          << S.getType().Name << ", "
+          << S.getState().Name << ", "
+          << ((S.getRunning()) ? "Running, " : "Not Running, ")
+          << ((S.getBad()) ? "Broken, " : "Ok, ")
+          << S.getFault()
+          << endl;
+    }
+    cout << endl;                                                               // Leave a blank line at the end.
+}
+
+// Here in the main thread is where we get executive tasks done.
+
+int go(int argc, char* argv[]) { //// go() stands in for main(). main() catches any unhandled exceptions.
+
+    // Check for debug mode.
+
+    bool DebugMode = false;                                                     // This will be our debug mode.
+    string argv0(argv[0]);                                                      // Capture how we were called.
+    if(
+      string::npos != argv0.find("Debug") ||                                    // If we find "Debug" or
+      string::npos != argv0.find("debug")                                       // "debug" in our command path
+      ) {                                                                       // then we are in DebugMode.
+        DebugMode = true;                                                       // Set the flag and tell the
+        cout << "Debug Mode" << endl;                                           // watchers.
+    }
+
+    // DebugMode = true;                                                           // Force it when needed.
+
+    // Announce Version / Build Info.
+
+	cout << SERVER_VERSION_INFO << endl;                                        // Shout out our version.
+	cout << SNF_ENGINE_VERSION << endl;                                         // Shout out the engine version.
+
+    // Sanity checks before we get going.
+
+	if(2 != argc) {                                                             // Check the command line args.
+	    cout << "Use: SNFServer <path-to-config-file>" << endl;                 // If wrong, say how we work.
+	    return 0;
+	}
+	if(0 != access(argv[1], R_OK)) {                                            // Check the config file path.
+	    cout << "Can't read " << argv[1] << endl;                               // If it's not accessible, punt.
+	    return 0;
+	}
+    cout << "Launching with " << argv[1] << endl;                               // Tell them we're going.
+    snf_RulebaseHandler MyRulebase;                                             // Create a rulebase manager.
+    MyRulebase.PlatformVersion(SERVER_VERSION_INFO);                            // Set the Platform version string.
+    XCIShutdownWatcher ShutdownWatcher;                                         // Make a server shutdown processor
+    MyRulebase.XCIServerCommandHandler(ShutdownWatcher);                        // and register it with the engine.
+    MyRulebase.open(argv[1], "", "");                                           // Open a configured rulebase.
+
+    Sleeper WaitATic(1000);                                                     // Learn to wait a second.
+
+    cout << "Running." << endl << endl;                                         // Tell them we're running.
+    char Tic = '\\';                                                            // Tic/Toc indicator.
+    while(false == ShutdownWatcher.TimeToStop) {                                // While running, update the screen.
+        WaitATic();                                                             // One second between updates.
+
+        // Animate the Tick/Toc Indicator
+
+        switch(Tic) {
+            case '\\': Tic = '|'; break;
+            case '|': Tic = '/'; break;
+            case '/': Tic = '-'; break;
+            default: Tic = '\\'; break;
+        }
+
+        // Format and output the screen update. At the end post a \r so that
+        // the line appears to update in place.
+
+        cout
+          << "M/min: " << setw(4) << (int) MyRulebase.MyLOGmgr.MessagesPerMinute() << " "
+          << "SP: " << setw(6) << setprecision(2) << setiosflags(ios::fixed) <<
+            ((0 < MyRulebase.MyLOGmgr.MessagesPerMinute()) ?
+              (100 * MyRulebase.MyLOGmgr.SpamPerMinute() / MyRulebase.MyLOGmgr.MessagesPerMinute()) : 0.0) << "% "
+          << "LR:" << setw(7) << MyRulebase.MyLOGmgr.LatestRuleID()
+          << " ["
+          << MyRulebase.MyXCImgr.pollClientCount() << "/"
+          << MyRulebase.MyXCImgr.pollLoopCount() << " "
+          << Tic << " " << (int) MyRulebase.MyXCImgr.TotalQueue() << "] "
+          << "W:" << (int) MyRulebase.MyLOGmgr.WhitePerMinute() << " "
+          << "C:" << (int) MyRulebase.MyLOGmgr.CautionPerMinute() << " "
+          << "B:" << (int) MyRulebase.MyLOGmgr.BlackPerMinute() << " "
+          << "T:" << (int) MyRulebase.MyLOGmgr.TruncatePerMinute() << " "
+          << "S:" << (int) MyRulebase.MyLOGmgr.SamplePerMinute()
+          << "     \r" << flush;
+
+          if(DebugMode) ThreadStatusToCout();                                   // Debug? Show Thread Status Report.
+
+    }
+    cout << endl << endl << "Shutdown Received." << endl;
+
+    // When this loop fails it is time to shut down.
+    // All the rest happens via XCI now.
+
+    cout << "Closing Rulebase Handler..." << endl;
+
+    MyRulebase.close();
+
+    // All done...
+
+    cout << "Bye bye." << endl;
+
+	return 0;
+}
+
+/*
+class DebugExceptionHandler {                                                   // Hand wrapper for exception handler.
+  public:
+    DebugExceptionHandler() {
+        LoadLibrary("exchndl.dll");
+    }
+};
+
+static DebugExceptionHandler TheDebugExceptionHandler;                          // Global exception handler.
+
+*/
+
+int main(int argc, char* argv[]) {
+
+    try {
+        go(argc, argv);
+    }
+    catch(exception& e) {
+        cout << "Unhandled Exception: " << e.what() << " Thrown!" << endl;
+    }
+    catch(...) {
+        cout << "Unknown, Unhandled Exception Discovered!" << endl;
+    }
+    return 0;
+}
+