void BeginCheckAnonymous(RatedProxy proxy)
{
Uri anonymUri = new Uri("http://checker.samair.ru/");
DownloaderObj obj = new DownloaderObj(anonymUri, EndCheckAnonimous, true, proxy, CookieOptions.NoCookies, 3);
Downloader.Queue(obj);
}
void CheckRBL(RatedProxy proxy)
{
DateTime start = DateTime.Now; //DEBUG
List <string[]> rblList = GlobalResourceCache.RBLList;
double rblBanRate = 0;
int RBLChecks = 0;
foreach (var rblSet in rblList)
{
Uri rblUri = new Uri(rblSet[0].Replace("*IP*", proxy.Address.Host));
Regex positiveRx = new Regex(rblSet[1]);
Regex negativeRx = new Regex(rblSet[2]);
double rate = GetRblBanRate(rblUri, positiveRx, negativeRx, proxy);
if (rate > -1)
{
RBLChecks++;
rblBanRate += rate;
}
}
if (RBLChecks > 0)
{
proxy.RBLBanRate = rblBanRate / RBLChecks;
}
Console.WriteLine("CheckRBL - elapsed {0}s, rate {1}", (DateTime.Now - start).TotalSeconds, rblBanRate / RBLChecks); //DEBUG
}
int?GetAvgLatency(Uri uri, RatedProxy proxy, int attempts)
{
Stopwatch timer = new Stopwatch();
int totalLatency = 0;
int score = 0;
for (int i = 0; i < attempts; i++)
{
DownloaderObj obj = new DownloaderObj(uri, null, false, proxy, CookieOptions.Empty, 1);
timer.Restart();
bool haveResponse = Downloader.HaveResponce(obj);
timer.Stop();
if (haveResponse)
{
totalLatency += (int)timer.ElapsedMilliseconds;
score++;
}
}
if (score == 0)
{
return(null);
}
return(totalLatency / score);
}
void TestByActions(List <RatedProxy> proxies, List <Action <RatedProxy> > tests)
{
if (proxies.Count == 0)
{
return;
}
_proxiesTesting = proxies.Count;
foreach (var proxy in proxies)
{
RatedProxy tmpProxy = proxy;
ThreadPool.QueueUserWorkItem((object o) =>
{
if (!HostReply(tmpProxy.Address.Host, 5))
{
EndTest(tmpProxy, true);
}
else
{
foreach (var test in tests)
{
if (test != null)
{
test.Invoke(tmpProxy);
}
}
}
});
}
}
public static void RemoveDuplicates()
{
List <RatedProxy> proxies = LoadProxies();
Hashtable uniqueHosts = new Hashtable();
foreach (var proxy in proxies)
{
if (!uniqueHosts.ContainsKey(proxy.Address.OriginalString))
{
uniqueHosts.Add(proxy.Address.OriginalString, proxy);
}
else
{
RatedProxy rp = uniqueHosts[proxy.Address.OriginalString] as RatedProxy;
if (proxy.CheckTimes > rp.CheckTimes)
{
uniqueHosts[proxy.Address.OriginalString] = proxy;
}
}
}
RatedProxy[] uniqueHostsArray = new RatedProxy[uniqueHosts.Values.Count];
uniqueHosts.Values.CopyTo(uniqueHostsArray, 0);
SaveProxies(uniqueHostsArray.ToList(), false);
}
//ASYNC(NOT TESTED)
#region Async RBL
//void BeginRBLCheck(RatedProxy proxy)
//{
// List<string[]> rblList = GlobalResourceCache.RBLList;
// int indx = 0;
// double rblBanRate = 0;
// int rblChecks = rblList.Count;
// BeginRBLCheck(indx, rblBanRate, rblChecks, proxy);
//}
//void EndRBLCheck(DownloaderObj obj)
//{
// object[] args = obj.Arg as object[];
// int indx = (int)args[0];
// double rblBanRate = (double)args[1];
// int rblChecks = (int)args[2];
// List<string[]> rblList = GlobalResourceCache.RBLList;
// string[] rblSet = rblList[indx];
// Regex positiveRx = new Regex(rblSet[1]);
// Regex negativeRx = new Regex(rblSet[2]);
// double rate = GetRblBanRate(obj.DataStr, positiveRx, negativeRx);
// if (rate > -1)
// {
// rblBanRate += rate;
// }
// else
// rblChecks--;
// indx++;
// if (indx < rblList.Count)
// {
// BeginRBLCheck(indx, rblBanRate, rblChecks, obj.PrxContainer);
// }
// else if (rblChecks > 0)
// {
// obj.PrxContainer.RBLBanRate = rblBanRate / rblChecks;
// }
//}
//double GetRblBanRate(string data, Regex positiveRx, Regex negativeRx)
//{
// if (data == null)
// return -1;
// double blocked = negativeRx.Matches(data).Count;
// double ok = positiveRx.Matches(data).Count;
// bool noResults = blocked == 0 && ok == 0;
// if (noResults)
// return -1;
// if (blocked == 0)
// return 0;
// if (ok == 0)
// return 1;
// return blocked / ok;
//}
//void BeginRBLCheck(int indx, double rblBanRate, int rblChecks, RatedProxy proxy)
//{
// List<string[]> rblList = GlobalResourceCache.RBLList;
// if (indx < rblList.Count)
// {
// string[] rblSet = rblList[indx];
// DownloaderObj obj = new DownloaderObj(new Uri(rblSet[0]), EndRBLCheck, true, proxy, CookieOptions.NoCookies, 3, new object[] { indx, rblBanRate, rblChecks });
// Downloader.Queue(obj);
// }
//}
#endregion
#endregion
#region DownloadsCheck
void BeginDownloads(RatedProxy proxy)
{
//Console.WriteLine("Downloads START {0}", DateTime.Now.ToShortTimeString());
List <PatternsContainer> sitePatterns = PagePatternGrabber.LoadPatterns(PATH.TagClassPatterns);
SyncWaitObj waiter = new SyncWaitObj(0);
foreach (var patt in sitePatterns)
{
object[] args = { patt, waiter, sitePatterns.Count };
DownloaderObj obj = new DownloaderObj(patt.Uri, EndDownload, true, proxy, CookieOptions.NoCookies, DownloadsAttempts, args);
Downloader.Queue(obj);
}
}
void FillProxyList(List <RatedProxy> proxies)
{
proxies.ForEach((cur_p) =>
{
ProxyContainer p_container = new ProxyContainer(cur_p, _maxOccupiedTimes, _prxLifes);
if (_proxies.Count == 0)
{
_proxies.Add(p_container);
}
else
{
bool inserted = false;
for (int i = 0; i < _proxies.Count; i++)
{
ProxyContainer selec_cont = _proxies[i];
RatedProxy selected_p = selec_cont.Proxy;
bool speedBetter = cur_p.AvgSpeed > selected_p.AvgSpeed;
bool siteRateBetter = cur_p.SitesRate > selected_p.SitesRate;
bool latencyBetter = (cur_p.AvgLatency != RatedProxy.DefaultVal && cur_p.AvgLatency < selected_p.AvgLatency);
bool cur_p_better = speedBetter || siteRateBetter || latencyBetter;
if (cur_p_better) /* better proxies will be on the top of list */
{
p_container.Rating = ++selec_cont.Rating;
_proxies.Insert(i, p_container);
inserted = true;
break;
}
}
if (!inserted)
{
p_container.Rating = _proxies.Last().Rating;
_proxies.Add(p_container);
}
}
});
if (_useLocalhost)
{
ProxyContainer localhost = new ProxyContainer(null, _localhost_occupation, _localhost_lives);
_proxies.Insert(0, localhost);
localhost.Rating = 999;
}
}
static List <RatedProxy> SortBySpeed(List <RatedProxy> proxies)
{
for (int j = 0; j < proxies.Count; j++)
{
for (int i = 1; i < proxies.Count; i++)
{
if (proxies[i - 1].AvgSpeed < proxies[i].AvgSpeed)
{
RatedProxy temp = proxies[i - 1];
proxies[i - 1] = proxies[i];
proxies[i] = temp;
}
}
}
return(proxies);
}
static List <RatedProxy> SortByRBL(List <RatedProxy> proxies)
{
for (int j = 0; j < proxies.Count; j++)
{
for (int i = 1; i < proxies.Count; i++)
{
if (proxies[i - 1].RBLBanRate > proxies[i].RBLBanRate)
{
RatedProxy temp = proxies[i - 1];
proxies[i - 1] = proxies[i];
proxies[i] = temp;
}
}
}
return(proxies);
}
private void EndTest(RatedProxy proxy, bool unpingable = false)
{
int proxiesCount = Interlocked.Decrement(ref _proxiesTesting);
if (OnProgressChanged != null)
{
OnProgressChanged(proxiesCount, unpingable);
}
if (OnProxyTestComplete != null)
{
OnProxyTestComplete(proxy);
}
if (proxiesCount == 0)
{
OnTestsComplete();
}
}
void DownloadGooglePage(RatedProxy proxy)
{
Uri googleUri = new Uri("http://www.google.com/search?q=flowers&sourceid=opera&ie=utf-8&oe=utf-8");
DownloaderObj obj = new DownloaderObj(googleUri, CheckGooglePage, true, proxy, CookieOptions.Empty, 2);
if (Downloader.HaveResponce(obj))
{
obj.Attempts = 2;
Downloader.Queue(obj);
}
else
{
if (_logging)
{
GlobalLog.Err("Cant get responce from http://google.com, perhaps proxy or ya host is down, p:" + obj.Proxy.Address.Host);
}
}
}
void VerifySites(RatedProxy proxy)
{
//DEBUG
DateTime start = DateTime.Now;
int downloadCheked = 0;
int latencyCheked = 0;
double totalSiteRate = 0;
double totalSpeed = 0;
long totalLatency = 0;
List <PatternsContainer> siteChecks = PagePatternGrabber.LoadPatterns(PATH.TagClassPatterns);
foreach (var siteCheck in siteChecks)
{
double siteRate = 0;
double downloadSpeed = 0;
if (TryCheckDownloadSpeed(proxy, siteCheck.Uri, siteCheck.Validation, ref siteRate, ref downloadSpeed))
{
totalSiteRate += siteRate;
totalSpeed += downloadSpeed;
downloadCheked++;
}
int?latency = GetAvgLatency(siteCheck.Uri, proxy, 4);
if (latency.HasValue)
{
latencyCheked++;
totalLatency += latency.Value;
}
}
if (latencyCheked > 0)
{
proxy.AvgLatency = (int)(totalLatency / latencyCheked);
}
if (downloadCheked > 0)
{
proxy.SitesRate = totalSiteRate / downloadCheked;
proxy.AvgSpeed = totalSpeed / downloadCheked;
}
//DEBUG
Console.WriteLine("VerifySites - elapsed {0}s, latency {1}, sites rate {2}, speed {3} ", (DateTime.Now - start).TotalSeconds, (int)(totalLatency / latencyCheked), totalSiteRate / downloadCheked, totalSpeed / downloadCheked); //DEBUG
proxy.CheckTimes++;
}
void DownloadYaPage(RatedProxy proxy)
{
Uri yandexUri = new Uri("http://kiks.yandex.ru/su/");
DownloaderObj obj = new DownloaderObj(yandexUri, CheckYaPage, true, proxy, CookieOptions.Take, 2);
if (Downloader.HaveResponce(obj))
{
obj.Uri = new Uri("http://wordstat.yandex.ru/");
obj.Attempts = 2;
Downloader.Queue(obj);
}
else
{
if (_logging)
{
GlobalLog.Err("Cant get responce from http://kiks.yandex.ru, perhaps proxy or ya host is down, p:" + obj.Proxy.Address.Host);
}
}
}
double GetRblBanRate(Uri rblUri, Regex positiveRx, Regex negativeRx, RatedProxy proxy)
{
DownloaderObj obj = new DownloaderObj(rblUri, null, true, proxy, CookieOptions.NoCookies, 4, null, null, false, 1000, new TimingParams(TimingPattern.BigWait));
Downloader.DownloadSync(obj);
if (obj.DataStr == null)
{
return(-1);
}
int blocked = negativeRx.Matches(obj.DataStr).Count;
int noblocked = positiveRx.Matches(obj.DataStr).Count;
bool noResults = (blocked == 0) && (noblocked == 0);
if (noResults)
{
return(-1);
}
return((double)blocked / (noblocked + blocked));
}
private bool TryCheckDownloadSpeed(RatedProxy proxy, Uri uri, IPageValidator validator, ref double siteRate, ref double downloadSpeed)
{
Stopwatch timer = new Stopwatch();
for (int i = 0; i < 3; i++)
{
DownloaderObj obj = new DownloaderObj(uri, null, true, proxy, CookieOptions.Empty, 1);
timer.Restart();
Downloader.DownloadSync(obj);
timer.Stop();
string data = obj.DataStr;
if (data != null)
{
if (validator.Validate(data))
{
siteRate = (1 - i / 3d);
int leng = Encoding.UTF8.GetBytes(data).Length;
downloadSpeed = Encoding.UTF8.GetBytes(data).Length / (double)timer.ElapsedMilliseconds; //KB-sec
return(true);
}
}
}
return(false);
}
void BeginCheckAnonymous(RatedProxy proxy)
{
Uri anonymUri = new Uri("http://checker.samair.ru/");
DownloaderObj obj = new DownloaderObj(anonymUri, EndCheckAnonimous, true, proxy, CookieOptions.NoCookies, 3);
Downloader.Queue(obj);
}
void BeginDownloads(RatedProxy proxy)
{
//Console.WriteLine("Downloads START {0}", DateTime.Now.ToShortTimeString());
List<PatternsContainer> sitePatterns = PagePatternGrabber.LoadPatterns(PATH.TagClassPatterns);
SyncWaitObj waiter = new SyncWaitObj(0);
foreach (var patt in sitePatterns)
{
object[] args = { patt, waiter, sitePatterns.Count };
DownloaderObj obj = new DownloaderObj(patt.Uri, EndDownload, true, proxy, CookieOptions.NoCookies, DownloadsAttempts, args);
Downloader.Queue(obj);
}
}
void CheckRBL(RatedProxy proxy)
{
DateTime start = DateTime.Now; //DEBUG
List<string[]> rblList = GlobalResourceCache.RBLList;
double rblBanRate = 0;
int RBLChecks = 0;
foreach (var rblSet in rblList)
{
Uri rblUri = new Uri(rblSet[0].Replace("*IP*", proxy.Address.Host));
Regex positiveRx = new Regex(rblSet[1]);
Regex negativeRx = new Regex(rblSet[2]);
double rate = GetRblBanRate(rblUri, positiveRx, negativeRx, proxy);
if (rate > -1)
{
RBLChecks++;
rblBanRate += rate;
}
}
if (RBLChecks > 0)
{
proxy.RBLBanRate = rblBanRate / RBLChecks;
}
Console.WriteLine("CheckRBL - elapsed {0}s, rate {1}", (DateTime.Now - start).TotalSeconds, rblBanRate / RBLChecks); //DEBUG
}
void DownloadGooglePage(RatedProxy proxy)
{
Uri googleUri = new Uri("http://www.google.com/search?q=flowers&sourceid=opera&ie=utf-8&oe=utf-8");
DownloaderObj obj = new DownloaderObj(googleUri, CheckGooglePage, true, proxy, CookieOptions.Empty, 2);
if (Downloader.HaveResponce(obj))
{
obj.Attempts = 2;
Downloader.Queue(obj);
}
else
{
if (_logging)
GlobalLog.Err("Cant get responce from http://google.com, perhaps proxy or ya host is down, p:" + obj.Proxy.Address.Host);
}
}
void DownloadYaPage(RatedProxy proxy)
{
Uri yandexUri = new Uri("http://kiks.yandex.ru/su/");
DownloaderObj obj = new DownloaderObj(yandexUri, CheckYaPage, true, proxy, CookieOptions.Take, 2);
if (Downloader.HaveResponce(obj))
{
obj.Uri = new Uri("http://wordstat.yandex.ru/");
obj.Attempts = 2;
Downloader.Queue(obj);
}
else
{
if (_logging)
GlobalLog.Err("Cant get responce from http://kiks.yandex.ru, perhaps proxy or ya host is down, p:" + obj.Proxy.Address.Host);
}
}
void VerifySites(RatedProxy proxy)
{
//DEBUG
DateTime start = DateTime.Now;
int downloadCheked = 0;
int latencyCheked = 0;
double totalSiteRate = 0;
double totalSpeed = 0;
long totalLatency = 0;
List<PatternsContainer> siteChecks = PagePatternGrabber.LoadPatterns(PATH.TagClassPatterns);
foreach (var siteCheck in siteChecks)
{
double siteRate = 0;
double downloadSpeed = 0;
if (TryCheckDownloadSpeed(proxy, siteCheck.Uri, siteCheck.Validation, ref siteRate, ref downloadSpeed))
{
totalSiteRate += siteRate;
totalSpeed += downloadSpeed;
downloadCheked++;
}
int? latency = GetAvgLatency(siteCheck.Uri, proxy, 4);
if (latency.HasValue)
{
latencyCheked++;
totalLatency += latency.Value;
}
}
if (latencyCheked > 0)
{
proxy.AvgLatency = (int)(totalLatency / latencyCheked);
}
if (downloadCheked > 0)
{
proxy.SitesRate = totalSiteRate / downloadCheked;
proxy.AvgSpeed = totalSpeed / downloadCheked;
}
//DEBUG
Console.WriteLine("VerifySites - elapsed {0}s, latency {1}, sites rate {2}, speed {3} ", (DateTime.Now - start).TotalSeconds, (int)(totalLatency / latencyCheked), totalSiteRate / downloadCheked, totalSpeed / downloadCheked); //DEBUG
proxy.CheckTimes++;
}
int? GetAvgLatency(Uri uri, RatedProxy proxy, int attempts)
{
Stopwatch timer = new Stopwatch();
int totalLatency = 0;
int score = 0;
for (int i = 0; i < attempts; i++)
{
DownloaderObj obj = new DownloaderObj(uri, null, false, proxy, CookieOptions.Empty, 1);
timer.Restart();
bool haveResponse = Downloader.HaveResponce(obj);
timer.Stop();
if (haveResponse)
{
totalLatency += (int)timer.ElapsedMilliseconds;
score++;
}
}
if (score == 0)
return null;
return totalLatency / score;
}
double GetRblBanRate(Uri rblUri, Regex positiveRx, Regex negativeRx, RatedProxy proxy)
{
DownloaderObj obj = new DownloaderObj(rblUri, null, true, proxy, CookieOptions.NoCookies, 4, null, null, false, 1000, new TimingParams(TimingPattern.BigWait));
Downloader.DownloadSync(obj);
if (obj.DataStr == null)
return -1;
int blocked = negativeRx.Matches(obj.DataStr).Count;
int noblocked = positiveRx.Matches(obj.DataStr).Count;
bool noResults = (blocked == 0) && (noblocked == 0);
if (noResults)
return -1;
return (double)blocked / (noblocked + blocked);
}
public static void RemoveDuplicates()
{
List<RatedProxy> proxies = LoadProxies();
Hashtable uniqueHosts = new Hashtable();
foreach (var proxy in proxies)
{
if (!uniqueHosts.ContainsKey(proxy.Address.OriginalString))
{
uniqueHosts.Add(proxy.Address.OriginalString, proxy);
}
else
{
RatedProxy rp = uniqueHosts[proxy.Address.OriginalString] as RatedProxy;
if (proxy.CheckTimes > rp.CheckTimes)
uniqueHosts[proxy.Address.OriginalString] = proxy;
}
}
RatedProxy[] uniqueHostsArray = new RatedProxy[uniqueHosts.Values.Count];
uniqueHosts.Values.CopyTo(uniqueHostsArray, 0);
SaveProxies(uniqueHostsArray.ToList(), false);
}
public ProxyContainer(RatedProxy proxy, int maxOccupied, int maxLifes)
{
_proxy = proxy;
_maxOccups = maxOccupied;
_lifes = maxLifes;
}
private void EndTest(RatedProxy proxy, bool unpingable = false)
{
int proxiesCount = Interlocked.Decrement(ref _proxiesTesting);
if (OnProgressChanged != null) OnProgressChanged(proxiesCount, unpingable);
if (OnProxyTestComplete != null) OnProxyTestComplete(proxy);
if (proxiesCount == 0) OnTestsComplete();
}
public ProxyContainer(RatedProxy proxy, int maxOccupied, int maxLifes)
{
_proxy = proxy;
_maxOccups = maxOccupied;
_lifes = maxLifes;
}
private bool TryCheckDownloadSpeed(RatedProxy proxy, Uri uri, IPageValidator validator, ref double siteRate, ref double downloadSpeed)
{
Stopwatch timer = new Stopwatch();
for (int i = 0; i < 3; i++)
{
DownloaderObj obj = new DownloaderObj(uri, null, true, proxy, CookieOptions.Empty, 1);
timer.Restart();
Downloader.DownloadSync(obj);
timer.Stop();
string data = obj.DataStr;
if (data != null)
{
if (validator.Validate(data))
{
siteRate = (1 - i / 3d);
int leng = Encoding.UTF8.GetBytes(data).Length;
downloadSpeed = Encoding.UTF8.GetBytes(data).Length / (double)timer.ElapsedMilliseconds; //KB-sec
return true;
}
}
}
return false;
}
