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Merge pull request #36 from jaytem/LocalObjectCache
Local object cache viewer
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DeveloperTools/Controllers/LocalObjectCacheController.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| using System; | ||
| using System.Collections; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Runtime.Serialization.Formatters.Binary; | ||
| using System.Web.Mvc; | ||
| using System.Web.Routing; | ||
| using DeveloperTools.Core; | ||
| using DeveloperTools.Models; | ||
| using EPiServer.Core; | ||
| using EPiServer.Framework.Cache; | ||
|
|
||
| namespace DeveloperTools.Controllers | ||
| { | ||
| public class LocalObjectCacheController : DeveloperToolsController | ||
| { | ||
| private readonly ISynchronizedObjectInstanceCache _cache; | ||
|
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| public LocalObjectCacheController(ISynchronizedObjectInstanceCache cache) | ||
| { | ||
| _cache = cache; | ||
| } | ||
|
|
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| public ActionResult Index(string FilteredBy, bool os = false) | ||
| { | ||
| return View(PrepareViewModel(FilteredBy, os)); | ||
| } | ||
|
|
||
| [HttpParamAction] | ||
| public ActionResult RemoveLocalCache(string[] cacheKeys, bool os) | ||
| { | ||
| if(cacheKeys != null) | ||
| { | ||
| foreach (string key in cacheKeys) | ||
| { | ||
| _cache.RemoveLocal(key); | ||
| } | ||
| } | ||
|
|
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| return RedirectToAction("Index", new RouteValueDictionary(new { os })); | ||
| } | ||
|
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| [HttpParamAction] | ||
| public ActionResult RemoveLocalRemoteCache(string[] cacheKeys, bool os) | ||
| { | ||
| if(cacheKeys != null) | ||
| { | ||
| foreach (string key in cacheKeys) | ||
| { | ||
| _cache.RemoveLocal(key); | ||
| _cache.RemoveRemote(key); | ||
| } | ||
| } | ||
|
|
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| return RedirectToAction("Index", new RouteValueDictionary(new { os })); | ||
| } | ||
|
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| [HttpParamAction] | ||
| public ActionResult ViewObjectSize() | ||
| { | ||
| return RedirectToAction("Index", new RouteValueDictionary(new { os = true })); | ||
| } | ||
|
|
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| private LocalObjectCache PrepareViewModel(string FilteredBy, bool viewObjectSize) | ||
| { | ||
| var model = new LocalObjectCache(); | ||
|
|
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| var cachedEntries = HttpContext.Cache.Cast<DictionaryEntry>().Take(10_000); | ||
|
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| switch (FilteredBy) | ||
| { | ||
| case "pages": | ||
| model.CachedItems = ConvertToListItem(cachedEntries.Where(item => item.Value is PageData), viewObjectSize); | ||
| break; | ||
| case "content": | ||
| model.CachedItems = ConvertToListItem(cachedEntries.Where(item => item.Value is IContent), viewObjectSize); | ||
| break; | ||
| default: | ||
| model.CachedItems = ConvertToListItem(cachedEntries, viewObjectSize); | ||
| break; | ||
| } | ||
|
|
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| model.FilteredBy = FilteredBy; | ||
| model.Choices = new[] | ||
| { | ||
| new SelectListItem { Text = "All Cached Objects", Value = "all" }, | ||
| new SelectListItem { Text = "Any Content", Value = "content" }, | ||
| new SelectListItem { Text = "Pages Only", Value = "pages" } | ||
| }; | ||
|
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| model.ViewObjectSize = viewObjectSize; | ||
| return model; | ||
| } | ||
|
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| private IEnumerable<LocalObjectCacheItem> ConvertToListItem(IEnumerable<DictionaryEntry> cachedEntries, bool viewObjectSize) => | ||
| cachedEntries.Select(e => new LocalObjectCacheItem | ||
| { | ||
| Key = e.Key.ToString(), | ||
| Value = e.Value, | ||
| Size = viewObjectSize ? GetObjectSize(e.Value) : 0 | ||
| }).ToList(); | ||
|
|
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| private static long GetObjectSize(object obj) | ||
| { | ||
| if(obj == null) | ||
| return 0; | ||
|
|
||
| try | ||
| { | ||
| using (Stream s = new MemoryStream()) | ||
| { | ||
| var formatter = new BinaryFormatter(); | ||
| formatter.Serialize(s, obj); | ||
|
|
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| return s.Length; | ||
| } | ||
| } | ||
| catch (Exception) | ||
| { | ||
| return -1; | ||
| } | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| using System; | ||
| using System.Reflection; | ||
| using System.Web.Mvc; | ||
|
|
||
| namespace DeveloperTools.Core | ||
| { | ||
| public class HttpParamActionAttribute : ActionNameSelectorAttribute | ||
| { | ||
| public override bool IsValidName(ControllerContext controllerContext, string actionName, MethodInfo methodInfo) | ||
| { | ||
| if(actionName.Equals(methodInfo.Name, StringComparison.InvariantCultureIgnoreCase)) | ||
| return true; | ||
|
|
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| if(!actionName.Equals("Action", StringComparison.InvariantCultureIgnoreCase)) | ||
| return false; | ||
|
|
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| var request = controllerContext.RequestContext.HttpContext.Request; | ||
| return request[methodInfo.Name] != null; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| using System.Collections.Generic; | ||
| using System.Web.Mvc; | ||
|
|
||
| namespace DeveloperTools.Models | ||
| { | ||
| public class LocalObjectCache | ||
| { | ||
| public IEnumerable<LocalObjectCacheItem> CachedItems { get; set; } | ||
|
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| public string FilteredBy { get; set; } | ||
|
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| public IEnumerable<SelectListItem> Choices { get; set; } | ||
|
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| public bool ViewObjectSize { get; set; } | ||
| } | ||
|
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| public class LocalObjectCacheItem | ||
| { | ||
| public string Key { get; set; } | ||
|
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| public object Value { get; set; } | ||
|
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| public long Size { get; set; } | ||
| } | ||
| } |
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108 changes: 108 additions & 0 deletions
108
DeveloperTools/modules/_protected/EPiServer.DeveloperTools/Views/LocalObjectCache/Index.aspx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| <%@ Page Language="C#" Inherits="System.Web.Mvc.ViewPage<DeveloperTools.Models.LocalObjectCache>" MasterPageFile="../Shared/DeveloperTools.Master" %> | ||
|
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| <asp:Content ID="Styles" runat="server" ContentPlaceHolderID="HeaderStyles"> | ||
| <style type="text/css"> | ||
| .table-column-width { | ||
| width: 30%; | ||
| } | ||
| .stripe tbody tr:nth-child(even) { | ||
| background-color: #f0f2f2; | ||
| } | ||
| </style> | ||
| </asp:Content> | ||
|
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||
| <asp:Content ID="Content" runat="server" ContentPlaceHolderID="MainRegion"> | ||
| <link rel="stylesheet" type="text/css" href="//ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.0/css/jquery.dataTables.css" /> | ||
| <script type="text/javascript" language="javascript" src="//ajax.aspnetcdn.com/ajax/jQuery/jquery-1.7.1.min.js"></script> | ||
| <script src="//ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.0/jquery.dataTables.min.js" type="text/javascript"></script> | ||
|
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| <div class="epi-contentContainer epi-padding"> | ||
| <div class="epi-contentArea"> | ||
| <h1>Local Object Cache</h1> | ||
| <p class="EP-systemInfo">This tool shows all of the current items in the local object cache, and allows the deletion of one or more cached items.</p> | ||
| </div> | ||
|
|
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| <div class="epi-contentArea epi-formArea"> | ||
| <%using (Html.BeginForm("Index", "LocalObjectCache", FormMethod.Post)) | ||
| { %> | ||
| <%= Html.AntiForgeryToken() %> | ||
|
|
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| <table class="table"> | ||
| <tr> | ||
| <td>Filter By</td> | ||
| <td><%= Html.DropDownListFor(m => m.FilteredBy, Model.Choices) %></td> | ||
| <td> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-Refresh" type="submit" name="filter" id="filter" value="Filter" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| </td> | ||
| </tr> | ||
| </table> | ||
| <% } %> | ||
|
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| <% using (Html.BeginForm("Action", "LocalObjectCache", FormMethod.Post)) | ||
| { %> | ||
| <div class="epi-contentArea"> | ||
| <p class="EP-systemInfo">Total count of cached items: <%= Model.CachedItems.Count() %></p> | ||
| </div> | ||
| <div class="epi-buttonDefault"> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-Delete" type="submit" name="RemoveLocalCache" id="RemoveLocalCache" value="Remove Local Cache Items" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-Delete" type="submit" name="removeLocalRemoteCache" id="removeLocalRemoteCache" value="Remove Local and Remote Cache Items" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-ViewMode" type="submit" name="ViewObjectSize" id="ViewObjectSize" value="View Object Size" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| </div> | ||
|
|
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| <table class="table table-condensed table-bordered table-condensed stripe"> | ||
| <thead> | ||
| <tr> | ||
| <th><input type="checkbox" id="clearAll" name="clearAll" onClick="toggle(this)" value="true" /></th> | ||
| <th class="table-column-width">Key</th> | ||
| <th class="table-column-width">Type</th> | ||
| <th>Size</th> | ||
| </tr> | ||
| </thead> | ||
| <tbody> | ||
| <% foreach (var item in Model.CachedItems) | ||
| { %> | ||
| <tr> | ||
| <td class="center"><input type="checkbox" id="<%= item.Key %>" name="cacheKeys" value="<%= item.Key %>" /></td> | ||
| <td><%= item.Key %></td> | ||
| <td><%= item.Value.GetType() %></td> | ||
| <td><%= item.Size %></td> | ||
| </tr> | ||
| <% } %> | ||
| </tbody> | ||
| </table> | ||
|
|
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| <div class="epi-buttonDefault"> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-Delete" type="submit" name="RemoveLocalCache" id="RemoveLocalCacheBottom" value="Remove Local Cache Items" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-Delete" type="submit" name="removeLocalRemoteCache" id="removeLocalRemoteCacheBottom" value="Remove Local and Remote Cache Items" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| <span class="epi-cmsButton"> | ||
| <input class="epi-cmsButton-text epi-cmsButton-tools epi-cmsButton-ViewMode" type="submit" name="ViewObjectSize" id="ViewObjectSize" value="View Object Size" onmouseover="EPi.ToolButton.MouseDownHandler(this)" onmouseout="EPi.ToolButton.ResetMouseDownHandler(this)" /> | ||
| </span> | ||
| </div> | ||
|
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| <input type="hidden" id="os" name="os" value="<%= Model.ViewObjectSize %>"/> | ||
| <% } %> | ||
| </div> | ||
| </div> | ||
|
|
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| <script language="JavaScript"> | ||
| function toggle(source) { | ||
| checkboxes = document.getElementsByName('cacheKeys'); | ||
| for (var i = 0, n = checkboxes.length; i < n; i++) { | ||
| checkboxes[i].checked = source.checked; | ||
| } | ||
| } | ||
| </script> | ||
| </asp:Content> |