public async Task AppPool()
{
using (HttpClient client = ApiHttpClient.Create()) {
Sites.EnsureNoSite(client, SiteName);
int port = Utils.GetAvailablePort();
JObject site = Sites.CreateSite(client, SiteName, port, SitePath);
try {
JObject appPool = client.Get(Utils.Self((JObject)site["application_pool"]));
using (var stresser = new SiteStresser($"http://localhost:{port}"))
using (var serverMonitor = new ServerMonitor(Utils.GetLink(appPool, "monitoring"))) {
await Task.Delay(2000);
JObject snapshot = serverMonitor.Current;
_output.WriteLine("Validing monitoring data for application pool");
_output.WriteLine(snapshot.ToString(Formatting.Indented));
Assert.True(snapshot["requests"].Value <long>("total") > 0);
Assert.True(snapshot["memory"].Value <long>("private_working_set") > 0);
Assert.True(snapshot["memory"].Value <long>("system_in_use") > 0);
Assert.True(snapshot["memory"].Value <long>("installed") > 0);
Assert.True(snapshot["cpu"].Value <long>("threads") > 0);
Assert.True(snapshot["cpu"].Value <long>("processes") > 0);
int tries = 0;
while (tries < 5)
{
snapshot = serverMonitor.Current;
if (serverMonitor.Current["requests"].Value <long>("per_sec") > 0)
{
break;
}
await Task.Delay(1000);
tries++;
}
_output.WriteLine("Validing monitoring data for application pool");
_output.WriteLine(snapshot.ToString(Formatting.Indented));
Assert.True(snapshot["requests"].Value <long>("per_sec") > 0);
Assert.True(serverMonitor.ErrorCount == 0);
}
}
finally {
client.Delete(Utils.Self(site));
}
}
}
public async Task HandleRestartIis()
{
using (HttpClient client = ApiHttpClient.Create()) {
Sites.EnsureNoSite(client, SiteName);
int port = Utils.GetAvailablePort();
JObject site = Sites.CreateSite(client, SiteName, port, SitePath);
try {
using (var stresser = new SiteStresser($"http://localhost:{port}"))
using (var serverMonitor = new ServerMonitor())
using (var sc = new ServiceController("W3SVC")) {
JObject snapshot = await serverMonitor.GetSnapshot(5000);
_output.WriteLine("Validating server is running worker processes");
_output.WriteLine(snapshot.ToString(Formatting.Indented));
Assert.True(snapshot["cpu"].Value <long>("processes") > 0);
_output.WriteLine("Restarting IIS");
sc.Stop();
DateTime stopTime = DateTime.Now;
var timeout = TimeSpan.FromSeconds(5);
while (DateTime.Now - stopTime < timeout && sc.Status != ServiceControllerStatus.Stopped)
{
await Task.Delay(1000);
}
sc.Start();
Assert.True(serverMonitor.ErrorCount == 0);
int tries = 0;
while (tries < 5)
{
snapshot = serverMonitor.Current;
_output.WriteLine("checking for requests / sec counter increase after startup");
_output.WriteLine(snapshot.ToString(Formatting.Indented));
if (snapshot["requests"].Value <long>("per_sec") > 0)
{
break;
}
await Task.Delay(1000);
tries++;
}
Assert.True(snapshot["requests"].Value <long>("per_sec") > 0);
Assert.True(serverMonitor.ErrorCount == 0);
}
}
finally {
client.Delete(Utils.Self(site));
}
}
}
public async Task WebSite()
{
const string name = SiteName + "z";
using (HttpClient client = ApiHttpClient.Create()) {
JObject pool = ApplicationPools.GetAppPool(client, name);
if (pool == null)
{
pool = ApplicationPools.CreateAppPool(client, name);
}
JObject site = Sites.GetSite(client, name);
if (site == null)
{
site = Sites.CreateSite(client, name, Utils.GetAvailablePort(), SitePath, true, pool);
}
int port = site["bindings"].ToObject <IEnumerable <JObject> >().First().Value <int>("port");
try {
using (var stresser = new SiteStresser($"http://localhost:{port}"))
using (var serverMonitor = new ServerMonitor(Utils.GetLink(site, "monitoring"))) {
int tries = 0;
JObject snapshot = null;
while (tries < 15)
{
snapshot = serverMonitor.Current;
if (snapshot != null &&
serverMonitor.Current["requests"].Value <long>("per_sec") > 0 &&
snapshot["network"].Value <long>("total_bytes_sent") > 0)
{
break;
}
await Task.Delay(1000);
tries++;
}
Assert.True(snapshot["requests"].Value <long>("per_sec") > 0);
Assert.True(snapshot["network"].Value <long>("total_bytes_sent") > 0);
Assert.True(snapshot["network"].Value <long>("total_bytes_recv") > 0);
Assert.True(snapshot["network"].Value <long>("total_connection_attempts") > 0);
Assert.True(snapshot["requests"].Value <long>("total") > 0);
Assert.True(snapshot["memory"].Value <long>("private_working_set") > 0);
Assert.True(snapshot["memory"].Value <long>("system_in_use") > 0);
Assert.True(snapshot["memory"].Value <long>("installed") > 0);
Assert.True(snapshot["cpu"].Value <long>("threads") > 0);
Assert.True(snapshot["cpu"].Value <long>("processes") > 0);
Assert.True(serverMonitor.ErrorCount == 0);
}
}
finally {
client.Delete(Utils.Self(site));
client.Delete(Utils.Self(pool));
}
}
}
public async Task ManySites(int numberSites)
{
HttpClient client = null;
SiteStresser[] stressers = new SiteStresser[numberSites];
ServerMonitor serverMonitor = null;
var pools = new JObject[numberSites];
var sites = new JObject[numberSites];
try {
client = ApiHttpClient.Create();
for (int i = 0; i < numberSites; i++)
{
string name = SiteName + i;
var pool = ApplicationPools.GetAppPool(client, name);
if (pool == null)
{
pool = ApplicationPools.CreateAppPool(client, name);
}
pools[i] = pool;
}
serverMonitor = new ServerMonitor();
for (int i = 0; i < numberSites; i++)
{
string name = SiteName + i;
JObject site = Sites.GetSite(client, name);
if (site == null)
{
site = Sites.CreateSite(client, name, Utils.GetAvailablePort(), SitePath, true, pools[i]);
}
sites[i] = site;
int port = site["bindings"].ToObject <IEnumerable <JObject> >().First().Value <int>("port");
stressers[i] = new SiteStresser($"http://localhost:{port}");
}
await Task.Delay(1000);
var start = DateTime.Now;
var timeout = TimeSpan.FromSeconds(20);
_output.WriteLine($"Created {numberSites} sites");
_output.WriteLine($"Waiting for all site processes to start");
while (DateTime.Now - start <= timeout &&
(serverMonitor.Current["cpu"].Value <long>("processes") < numberSites ||
serverMonitor.Current["network"].Value <long>("total_bytes_sent") == 0))
{
await Task.Delay(1000);
}
if (DateTime.Now - start > timeout)
{
throw new Exception("timeout");
}
JObject snapshot = serverMonitor.Current;
_output.WriteLine("Validating webserver monitoring data");
_output.WriteLine(snapshot.ToString(Formatting.Indented));
Assert.True(snapshot["network"].Value <long>("total_bytes_sent") > 0);
Assert.True(snapshot["network"].Value <long>("total_bytes_recv") > 0);
Assert.True(snapshot["network"].Value <long>("total_connection_attempts") > 0);
Assert.True(snapshot["requests"].Value <long>("total") > 0);
Assert.True(snapshot["memory"].Value <long>("private_working_set") > 0);
Assert.True(snapshot["memory"].Value <long>("system_in_use") > 0);
Assert.True(snapshot["memory"].Value <long>("installed") > 0);
Assert.True(snapshot["cpu"].Value <long>("threads") > 0);
Assert.True(snapshot["cpu"].Value <long>("processes") > 0);
Assert.True(snapshot["cpu"].Value <long>("percent_usage") >= 0);
Assert.True(snapshot["cpu"].Value <long>("threads") > 0);
Assert.True(snapshot["cpu"].Value <long>("processes") > 0);
Assert.True(serverMonitor.ErrorCount == 0);
}
finally {
for (int i = 0; i < stressers.Length; i++)
{
if (stressers[i] != null)
{
stressers[i].Dispose();
}
}
if (serverMonitor != null)
{
serverMonitor.Dispose();
}
for (int i = 0; i < sites.Length; i++)
{
if (sites[i] != null)
{
client.Delete(Utils.Self(sites[i]));
client.Delete(Utils.Self((JObject)sites[i]["application_pool"]));
}
}
if (client != null)
{
client.Dispose();
}
}
}