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using System;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.WebUtilities;
using Microsoft.Extensions.Options;
using Opserver.Data.SQL;
using Opserver.Helpers;
using Opserver.Views.SQL;
using StackExchange.Profiling.Internal;
namespace Opserver.Controllers
{
[OnlyAllow(SQLRoles.Viewer)]
public partial class SQLController : StatusController<SQLModule>
{
private readonly ISmsSender _smsSender;
private readonly IHttpClientFactory _httpClient;
private const string _httpClientName = "SmsSender";
public SQLController(SQLModule sqlModule, IOptions<OpserverSettings> settings,
IHttpClientFactory httpClient, ISmsSender smsSender) : base(sqlModule, settings)
{
_httpClient = httpClient;
_smsSender = smsSender;
}
//public SQLController(SQLModule sqlModule, IOptions<OpserverSettings> settings) : base(sqlModule, settings) { }
[DefaultRoute("sql")]
public ActionResult Dashboard() => RedirectToAction(nameof(Servers));
[Route("sql/servers")]
public ActionResult Servers(string cluster, string node, string ag, bool detailOnly = false)
{
var vd = new ServersModel
{
AzureServers = Module.AzureServers,
StandaloneInstances = Module.StandaloneInstances,
Clusters = Module.Clusters,
Refresh = node.HasValue() ? 10 : 5
};
if (cluster.HasValue())
vd.CurrentCluster = vd.Clusters.Find(c => string.Equals(c.Name, cluster, StringComparison.OrdinalIgnoreCase));
if (vd.CurrentCluster != null)
vd.AvailabilityGroups = vd.CurrentCluster.GetAvailabilityGroups(node, ag).ToList();
if (detailOnly && vd.CurrentCluster != null)
return PartialView("Servers.ClusterDetail", vd);
return View("Servers", vd);
}
[Route("sql/jobs")]
public ActionResult AllJobs(JobSort? sort = null, SortDir? dir = null)
{
var vd = new ServersModel
{
View = SQLViews.Jobs,
AzureServers = Module.AzureServers,
StandaloneInstances = Module.StandaloneInstances,
Clusters = Module.Clusters,
Refresh = 30,
JobSort = sort,
SortDirection = dir
};
return View("AllJobs", vd);
}
[Route("sql/instance")]
public async Task<ActionResult> Instance(string node)
{
var i = Module.GetInstance(node);
if (i != null && i.CurrentCPUPercent >= Module.Settings.CpuMemoryUsage)
{
await _smsSender.Instance(Module.Settings.SmsSenderBaseUri,
Module.Settings.SmsSenderRequestUri,
$"CPU usage is around:{i.CurrentCPUPercent}%",
_httpClientName,
_httpClient);
}
if (i != null && i.CurrentMemoryPercent >= Module.Settings.CpuMemoryUsage)
{
await _smsSender.Instance(Module.Settings.SmsSenderBaseUri,
Module.Settings.SmsSenderRequestUri,
$"MEM usage is around:{(int)i.CurrentMemoryPercent}%",
_httpClientName,
_httpClient);
}
//var data = i.Databases.Data.SelectMany(x => x.Files);
//foreach (var item in data)
//{
// if (item.FileName == Module.Settings.TransactionLogFile && item.TotalSizeBytes >= Module.Settings.FreeDiskSpace)
// {
// await _smsSender.Instance(Module.Settings.SmsSenderBaseUri,
// Module.Settings.SmsSenderRequestUri,
// $"LOG {item.FileName} size:{item.TotalSizeBytes}",
// _httpClientName,
// _httpClient);
// }
//}
var vd = new InstanceModel
{
View = SQLViews.Instance,
Refresh = node.HasValue() ? 10 : 5,
CurrentInstance = i
};
return View("Instance", vd);
}
[Route("sql/instance/summary/{type}")]
public ActionResult InstanceSummary(string node, string type)
{
var i = Module.GetInstance(node);
if (i == null) return NoInstanceRedirect(node);
return type switch
{
"configuration" => PartialView("Instance.Configuration", i),
"connections" => PartialView("Instance.Connections", i),
"errors" => PartialView("Instance.Errors", i),
"memory" => PartialView("Instance.Memory", i),
"jobs" => PartialView("Instance.Jobs", i),
"db-files" => PartialView("Instance.DBFiles", i),
_ => ContentNotFound("Unknown summary view requested"),
};
}
[ResponseCache(Duration = 5 * 1, VaryByQueryKeys = new string[] { "node", "sort", "options" }, Location = ResponseCacheLocation.Client)]
[Route("sql/top")]
public ActionResult Top(string node, SQLInstance.TopSearchOptions options)
{
var vd = GetOperationsModel(node, options);
var i = vd.CurrentInstance;
if (i != null)
{
var cache = i.GetTopOperations(options);
vd.TopOperations = cache.Data;
vd.ErrorMessage = cache.ErrorMessage;
}
return View("Operations.Top", vd);
}
[Route("sql/top/filters")]
public ActionResult TopFilters(string node, SQLInstance.TopSearchOptions options) =>
View("Operations.Top.Filters", GetOperationsModel(node, options));
private OperationsTopModel GetOperationsModel(string node, SQLInstance.TopSearchOptions options)
{
var i = Module.GetInstance(node);
options.SetDefaults();
return new OperationsTopModel
{
View = SQLViews.Top,
CurrentInstance = i,
TopSearchOptions = options
};
}
[Route("sql/top/detail")]
public ActionResult TopDetail(string node, string handle, int? offset = null)
{
var planHandle = WebEncoders.Base64UrlDecode(handle);
var i = Module.GetInstance(node);
var vd = new OperationsTopDetailModel
{
Instance = i,
Op = i.GetTopOperation(planHandle, offset).Data
};
return PartialView("Operations.Top.Detail", vd);
}
[Route("sql/top/plan")]
public ActionResult TopPlan(string node, string handle)
{
var planHandle = WebEncoders.Base64UrlDecode(handle);
var i = Module.GetInstance(node);
var op = i.GetTopOperation(planHandle).Data;
if (op == null) return ContentNotFound("Plan was not found.");
var ms = new MemoryStream(Encoding.UTF8.GetBytes(op.QueryPlan));
return File(ms, "text/xml", $"QueryPlan-{Math.Abs(handle.GetHashCode())}.sqlplan");
}
[Route("sql/active")]
public ActionResult Active(string node, SQLInstance.ActiveSearchOptions options) =>
View("Operations.Active", GetOperationsActiveModel(node, options));
[Route("sql/active/filters")]
public ActionResult ActiveFilters(string node, SQLInstance.ActiveSearchOptions options) =>
View("Operations.Active.Filters", GetOperationsActiveModel(node, options));
private OperationsActiveModel GetOperationsActiveModel(string node, SQLInstance.ActiveSearchOptions options)
{
var i = Module.GetInstance(node);
return new OperationsActiveModel
{
View = SQLViews.Active,
CurrentInstance = i,
ActiveSearchOptions = options
};
}
[Route("sql/connections")]
public async Task<ActionResult> Connections(string node)
{
var i = Module.GetInstance(node);
var vd = new DashboardModel
{
View = SQLViews.Connections,
CurrentInstance = i,
Cache = i?.Connections,
Connections = i == null ? null : await i.Connections.GetData()
};
return View(vd);
}
[Route("sql/databases")]
public ActionResult Databases(string node)
{
var i = Module.GetInstance(node);
var vd = new DashboardModel
{
View = SQLViews.Databases,
CurrentInstance = i,
Refresh = 2 * 60
};
return View(vd);
}
[Route("sql/db/{database}/{view}")]
[Route("sql/db/{database}/{view}/{objectName}")]
public ActionResult DatabaseDetail(string node, string database, string view, string objectName)
{
var i = Module.GetInstance(node);
var vd = new DatabasesModel
{
Instance = i,
Database = database,
ObjectName = objectName
};
switch (view)
{
case "backups":
vd.View = DatabasesModel.Views.Backups;
return View("Databases.Modal.Backups", vd);
case "restores":
vd.View = DatabasesModel.Views.Restores;
return View("Databases.Modal.Restores", vd);
case "storage":
vd.View = DatabasesModel.Views.Storage;
return View("Databases.Modal.Storage", vd);
case "tables":
vd.View = DatabasesModel.Views.Tables;
return View("Databases.Modal.Tables", vd);
case "views":
vd.View = DatabasesModel.Views.Views;
return View("Databases.Modal.Views", vd);
case "unusedindexes":
vd.View = DatabasesModel.Views.UnusedIndexes;
return View("Databases.Modal.UnusedIndexes", vd);
case "missingindexes":
vd.View = DatabasesModel.Views.MissingIndexes;
return View("Databases.Modal.MissingIndexes", vd);
case "storedprocedures":
vd.View = DatabasesModel.Views.StoredProcedures;
return View("Databases.Modal.StoredProcedures", vd);
}
return View("Databases.Modal.Tables", vd);
}
[Route("sql/databases/tables")]
public ActionResult DatabaseTables(string node, string database)
{
var i = Module.GetInstance(node);
var vd = new DatabasesModel
{
Instance = i,
Database = database
};
return View("Databases.Modal.Tables", vd);
}
private ActionResult NoInstanceRedirect(string node) =>
Request.IsAjax()
? ContentNotFound("Instance " + node + " was not found.")
: (ActionResult)View("Instance.Selector", new DashboardModel());
}
}