Update BUGS.

[loba.git] / options.cpp

diff --git a/options.cpp b/options.cpp
index e9aa9b078b1b640677ebc3b9c9fb4e14ad217851..f8d6eead23836c24d6106774ada5aa4bb137d2e2 100644 (file)
--- a/options.cpp
+++ b/options.cpp
@@ -1,3 +1,4 @@
+#include <ctime>
 #include <iomanip>
 #include <iostream>
 #include <sstream>
@@ -9,13 +10,17 @@ XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(main);
 
 #include "deployment.h"
 #include "process.h"
-#include "loba_simple.h"
+#include "loba_besteffort.h"
 #include "loba_fairstrategy.h"
 #include "loba_makhoul.h"
+#include "loba_makhoul2.h"
+#include "loba_simple.h"
 #include "misc.h"
 
 #include "options.h"
 
+#define DATA_DESCR_WIDTH 42
+
 namespace opt {
 
     // Constants
@@ -28,9 +33,11 @@ namespace opt {
     std::string program_name;
     int help_requested = 0;
     bool version_requested = false;
+    int option_x = 0;           // hidden option, for debugging purpose
 
     // Simulation parameters
     int log_rate = 1;
+    bool exit_request = false;
 
     // Platform and deployment
     std::string platform_file;
@@ -42,6 +49,8 @@ namespace opt {
         std::string topology("clique");
         unsigned    nhosts = 0;
         double      load = 0.0;
+        bool        random_distribution = false;
+        unsigned long random_seed = 0;
     }
 
     // Load balancing algorithm
@@ -68,10 +77,14 @@ namespace opt {
     loba_algorithms_type loba_algorithms;
     loba_algorithms_type::loba_algorithms_type()
     {
+        NOL_INSERT("besteffort", "balance with best effort strategy",
+                   loba_besteffort);
         NOL_INSERT("fairstrategy", "balance with fair strategy",
                    loba_fairstrategy);
         NOL_INSERT("makhoul", "balance with Makhoul's PhD algorithm",
                    loba_makhoul);
+        NOL_INSERT("makhoul2", "balance with Makhoul's source code",
+                   loba_makhoul2);
         NOL_INSERT("none", "no load-balancing (for testing only)",
                    process);
         NOL_INSERT("simple", "balance with least loaded neighbor",
@@ -135,10 +148,9 @@ const char* opt_helper::on_off(bool b)
 
 const char* opt_helper::descr(const char* str)
 {
-    const int descr_width = 40;
     std::string& res = descr_str;
     res = str;
-    res.resize(descr_width, '.');
+    res.resize(DATA_DESCR_WIDTH, '.');
     return res.c_str();
 }
 
@@ -199,11 +211,11 @@ bool opt::parse_args(int* argc, char* argv[])
     opt::program_name.erase(0, 1 + opt::program_name.find_last_of('/'));
 
 #define PARSE_ARG(x) result = opt_helper::parse_arg(c, optarg, (x)) && result
-    
+
     int c;
     opterr = 0;
     while ((c = getopt(*argc, argv,
-                       "a:bc:C:d:D:ehi:I:l:L:m:M:N:s:S:t:T:vV")) != -1) {
+                       "a:bc:C:d:D:ehi:I:l:L:m:M:N:r:Rs:S:t:T:vVx:")) != -1) {
         switch (c) {
         case 'a':
             opt::loba_algo = optarg;
@@ -266,6 +278,13 @@ bool opt::parse_args(int* argc, char* argv[])
         case 'N':
             PARSE_ARG(opt::auto_depl::nhosts);
             break;
+        case 'r':
+            PARSE_ARG(opt::auto_depl::random_seed);
+            break;
+        case 'R':
+            opt::auto_depl::random_distribution =
+                !opt::auto_depl::random_distribution;
+            break;
         case 's':
             PARSE_ARG(opt::min_lb_iter_duration);
             break;
@@ -288,6 +307,10 @@ bool opt::parse_args(int* argc, char* argv[])
         case 'V':
             opt::version_requested = true;
             break;
+        case 'x':
+            PARSE_ARG(opt::option_x);
+            XBT_WARN("option_x set to %d", opt::option_x);
+            break;
         case '?':
             XBT_ERROR("invalid option -- '%c'", optopt);
             result = false;
@@ -322,6 +345,9 @@ bool opt::parse_args(int* argc, char* argv[])
         result = false;
     }
 
+    if (!opt::auto_depl::random_seed)
+        opt::auto_depl::random_seed = time(NULL);
+
     return result;
 }
 
@@ -342,6 +368,10 @@ void opt::print()
                                                          "auto"));
         DESCR("- initial load", "%s", h.val_or_string(auto_depl::load,
                                                       "auto"));
+        DESCR("- random initial load distribution", "%s",
+              h.on_off(auto_depl::random_distribution));
+        DESCR("- random seed", "%s",
+              h.val_or_string(auto_depl::random_seed, "time based"));
     } else {
         DESCR("deployment file", "\"%s\"", deployment_file.c_str());
     }
@@ -416,6 +446,13 @@ void opt::usage()
     std::clog << o("-N value")
               << "number of hosts to use with auto deployment, 0 for max."
               << " [" << opt::auto_depl::nhosts << "]\n";
+    std::clog << o("-R")
+              << "toggle random initial load distribution"
+              << " [" << opt_helper::on_off(opt::auto_depl::random_distribution)
+              << "]\n";
+    std::clog << o("-r value")
+              << "random seed, 0 for using it on time()"
+              << " [" << opt::auto_depl::random_seed << "]\n";
 
     std::clog << "\nLoad balancing algorithm\n";
     std::clog << o("-a name") << "load balancing algorithm"