public static void worker(user_st user)
{
user_st save = work(user);
lock (writer)
{
foreach (history_st x in save.history)
{
writer.Add(save.name + ", " + x.jumpnum + ", " + x.radius + "," + x.query + ", " + x.resultnum.ToString() + ", " + x.time.TotalMilliseconds + (!x.error_bool ? "" : ", " + x.error_string));
}
}
}
static void Main()
{
//init
Random r = new Random((int)DateTime.Today.Ticks);
List <Thread> group = new List <Thread>();
DateTime displaytime = DateTime.Now;
writer.Add("User, Jump Number, Radius, Query, Result Number, Delay");
for (int i = 0; i != usernum; i++)
{
user_st user = new user_st();
user.name = names[r.Next(0, names.Length)] + i.ToString();
user.jumprange = r.Next(17, 56);
user.next_query_time = DateTime.Now.AddSeconds(r.Next(10, 30)) - DateTime.Now;
user.lastjump = DateTime.Now;
user.x = r.Next(-2000, 2001);
user.y = r.Next(-2000, 2001);
if (r.Next(0, 3) > 1) //coin flip
{
user.z = r.Next(23000, 28001); //core
}
else
{
user.z = r.Next(-2000, 2000);//bubble
}
user.query = 2;
user.jumpnum = 0;
user.history = new List <history_st>();
group.Add(new Thread(() => worker(user)));
}
int numofactivethreads = usernum;
foreach (Thread x in group)
{
x.Start();
}
while (numofactivethreads != 0)
{
TimeSpan t = DateTime.Now - displaytime;
if (!jumptoggle)
{
t = displaytime.AddMinutes(totalminutes) - DateTime.Now;
}
Console.Clear();
Console.WriteLine("Simulation running, " + (jumptoggle ? string.Format("{0:D2}:{1:D2}:{2:D2}", t.Hours, t.Minutes, t.Seconds) + " Elapsed."
: t.Seconds > -1 ? string.Format("{0:D2}:{1:D2}:{2:D2}", t.Hours, t.Minutes, t.Seconds) + " Remaining."
: string.Format("{0:D2}:{1:D2}:{2:D2}", t.Hours, t.Minutes, Math.Abs(t.Seconds)) + " Elapsed. Waiting for users to return."));
Console.WriteLine(numofactivethreads + " users remaining.");
numofactivethreads = 0;
foreach (Thread x in group)
{
if (x.IsAlive)
{
numofactivethreads++;
}
}
Thread.Sleep(DateTime.Now.Millisecond > 50?1000 - DateTime.Now.Millisecond:50);
}
if (!Directory.Exists("worker"))
{
Directory.CreateDirectory("worker");
}
File.WriteAllLines("worker\\work.csv", writer);
}
public static user_st work(user_st user)
{
Random r = new Random(user.jumprange + (int)user.lastjump.Ticks);
DateTime timetogglestart = DateTime.Now;
while (jumptoggle?user.jumpnum != maxjumpnum:timetogglestart.AddMinutes(totalminutes) > DateTime.Now)
{
if (user.lastjump.Add(user.next_query_time) < DateTime.Now)
{
//Adjust position
if (r.Next(0, 3) > 1)
{
user.x = user.x + user.jumprange;
}
else
{
user.x = user.x - user.jumprange;
}
if (r.Next(0, 3) > 1)
{
user.z = user.z + user.jumprange;
}
else
{
user.z = user.z - user.jumprange;
}
user.lastjump = DateTime.Now;
//create location for mathmatics
star_st curr = new star_st();
curr.coord.x = user.x;
curr.coord.y = user.y;
curr.coord.z = user.z;
//query
history_st next = new history_st();
next.radius = queryRadius[user.query];
DateTime start = DateTime.Now;
next.query = "SELECT * FROM systems WHERE " +
"systems.x BETWEEN " + (user.x - queryRadius[user.query]) + " AND " + (user.x + queryRadius[user.query]) + " AND " +
"systems.y BETWEEN " + (user.y - queryRadius[user.query]) + " AND " + (user.y + queryRadius[user.query]) + " AND " +
"systems.z BETWEEN " + (user.z - queryRadius[user.query]) + " AND " + (user.z + queryRadius[user.query] + " AND deleted_at is NULL;");
try
{
NpgsqlConnection conn = new NpgsqlConnection("Pooling=false; SERVER=cyberlord.de; Port=5432; Database=edmc_rse_db; User ID=edmc_rse_user; Password=asdfplkjiouw3875948zksmdxnf;Timeout=12;Application Name=stresstest-" + user.name);
conn.Open();
NpgsqlTransaction tran = conn.BeginTransaction();
NpgsqlCommand command = new NpgsqlCommand(next.query, conn);
NpgsqlDataReader read = command.ExecuteReader();
while (read.Read())
{
check_st ret = new check_st();
ret.star.name = read["name"].ToString();
ret.star.coord.x = Double.Parse(read["x"].ToString(), CultureInfo.InvariantCulture);
ret.star.coord.y = Double.Parse(read["y"].ToString(), CultureInfo.InvariantCulture);
ret.star.coord.z = Double.Parse(read["z"].ToString(), CultureInfo.InvariantCulture);
ret.dist = ret.star.distance(curr);
next.resultnum++;
}
//cleanup, prep next jump
conn.Close();
next.error_bool = false;
}
catch (Exception e)
{
next.resultnum = -1;
next.error_bool = true;
next.error_string = e.Message;
}
next.time = DateTime.Now - start;
next.jumpnum = user.jumpnum;
user.history.Add(next);
if (user.history[user.jumpnum].resultnum < 15 && user.query < 10)
{
user.query++;
}
else if (user.history[user.jumpnum].resultnum > 100 && user.query > 0)
{
user.query--;
}
user.jumpnum++;
}
else
{
Thread.Sleep(((user.lastjump.Add(user.next_query_time) - DateTime.Now).TotalSeconds > new TimeSpan(0, 0, 2).TotalSeconds ? (user.lastjump.Add(user.next_query_time) - DateTime.Now) : new TimeSpan(1)));
}
}
return(user);
}
