170b4da51d
- Use webObjectsSvc.GetServerManager() - Do not make any changes if the PHP5 handler is not changed in the UI - Added text on IIS70_Settings page to inform that the PHP5 Executable Path can be ignored
282 lines
9.8 KiB
C#
282 lines
9.8 KiB
C#
// Copyright (c) 2014, Outercurve Foundation.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// - Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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//
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// - Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// - Neither the name of the Outercurve Foundation nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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using System.Linq;
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namespace WebsitePanel.Providers.Web.Handlers
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{
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using System;
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using System.Collections.Generic;
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using System.Text;
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using Microsoft.Web.Administration;
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using WebsitePanel.Providers.Web.Iis.Common;
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using Microsoft.Web.Management.Server;
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using WebsitePanel.Providers.Utils;
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using WebsitePanel.Server.Utils;
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internal sealed class HandlersModuleService : ConfigurationModuleService
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{
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public void AddFastCgiApplication(string processorPath, string arguments)
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{
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//
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using (var srvman = GetServerManager())
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{
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var config = srvman.GetApplicationHostConfiguration();
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//
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FastCgiSection section = (FastCgiSection)config.GetSection(Constants.FactCgiSection, typeof(FastCgiSection));
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FastCgiApplicationCollection applications = section.Applications;
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//
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if (applications[processorPath, arguments] == null)
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{
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applications.Add(processorPath, arguments);
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}
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//
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srvman.CommitChanges();
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}
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}
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public void AddIsapiAndCgiRestriction(string processorPath, bool allowed)
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{
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//
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using (var srvman = GetServerManager())
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{
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var config = srvman.GetApplicationHostConfiguration();
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//
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IsapiCgiRestrictionSection section = (IsapiCgiRestrictionSection)config.GetSection(
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"system.webServer/security/isapiCgiRestriction", typeof(IsapiCgiRestrictionSection));
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//
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IsapiCgiRestrictionCollection isapiCgiRestrictions = section.IsapiCgiRestrictions;
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//
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if (isapiCgiRestrictions[processorPath] == null)
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{
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isapiCgiRestrictions.Add(processorPath, true);
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}
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else
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{
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isapiCgiRestrictions[processorPath].Allowed = true;
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}
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//
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srvman.CommitChanges();
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}
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}
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public void SetHandlersAccessPolicy(ServerManager srvman, string fqPath, HandlerAccessPolicy policy)
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{
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var config = srvman.GetWebConfiguration(fqPath);
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//
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HandlersSection section = (HandlersSection)config.GetSection(Constants.HandlersSection, typeof(HandlersSection));
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//
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section.AccessPolicy = policy;
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}
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public HandlerAccessPolicy GetHandlersAccessPolicy(ServerManager srvman, string fqPath)
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{
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var config = srvman.GetWebConfiguration(fqPath);
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//
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HandlersSection section = (HandlersSection)config.GetSection(Constants.HandlersSection, typeof(HandlersSection));
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//
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return section.AccessPolicy;
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}
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/// <summary>
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/// Adds non existent script maps.
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/// </summary>
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/// <param name="installedHandlers">Already installed scrip maps.</param>
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/// <param name="extensions">Extensions to check.</param>
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/// <param name="processor">Extensions processor.</param>
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internal void AddScriptMaps(WebVirtualDirectory virtualDir,
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IEnumerable<string> extensions, string processor, string scName, string scModule)
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{
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// Empty processor is out of interest...
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if (String.IsNullOrEmpty(processor))
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return;
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// This section helps to overcome "legacy" issues
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//using (var srvman = GetServerManager())
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//{
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// var config = srvman.GetWebConfiguration(virtualDir.FullQualifiedPath);
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// //
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// var handlersSection = config.GetSection(Constants.HandlersSection);
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// // Do a complete section cleanup
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// handlersSection.RevertToParent();
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// //
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// srvman.CommitChanges();
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//}
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//
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using (var srvman = GetServerManager())
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{
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var config = srvman.GetApplicationHostConfiguration();
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//
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var handlersSection = config.GetSection(Constants.HandlersSection, virtualDir.FullQualifiedPath);
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var handlersCollection = handlersSection.GetCollection();
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// Iterate over extensions in order to setup non-existent handlers
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foreach (string extension in extensions)
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{
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var extParts = extension.Split(',');
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var path = extParts[0];
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var existentHandler = FindHandlerAction(handlersCollection, path, processor);
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// No need to add an existing handler
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if (existentHandler != null)
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continue;
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// Create a new handler
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var handler = handlersCollection.CreateElement();
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// build script mapping name
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var scriptMappingName = String.Format(scName, path);
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//
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handler["name"] = scriptMappingName;
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handler["path"] = "*" + path;
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handler["verb"] = "GET,HEAD,POST,DEBUG";
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handler["scriptProcessor"] = processor;
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handler["resourceType"] = ResourceType.File;
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handler["modules"] = scModule;
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// add handler
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handlersCollection.AddAt(0, handler);
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}
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//
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srvman.CommitChanges();
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}
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// Allow a script module...
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switch (scModule)
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{
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case Constants.CgiModule: // Allow either ISAPI or CGI module
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case Constants.IsapiModule:
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AddIsapiAndCgiRestriction(processor, true);
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break;
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case Constants.FastCgiModule: // Allow FastCGI module
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AddFastCgiApplication(processor, String.Empty);
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break;
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default:
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Log.WriteWarning("Unknown Script Module has been requested to allow: {0};", scModule);
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break;
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}
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}
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internal void InheritScriptMapsFromParent(string fqPath)
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{
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if (String.IsNullOrEmpty(fqPath))
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return;
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//
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using (var srvman = GetServerManager())
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{
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var config = srvman.GetApplicationHostConfiguration();
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//
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var handlersSection = config.GetSection(Constants.HandlersSection, fqPath);
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//
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handlersSection.RevertToParent();
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//
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srvman.CommitChanges();
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}
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}
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internal void RemoveScriptMaps(WebVirtualDirectory virtualDir, IEnumerable<string> extensions, string processor)
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{
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if (String.IsNullOrEmpty(processor))
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return;
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//
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if (virtualDir == null)
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return;
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//
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using (var srvman = GetServerManager())
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{
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var config = srvman.GetApplicationHostConfiguration();
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//
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var handlersSection = config.GetSection(Constants.HandlersSection, virtualDir.FullQualifiedPath);
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var handlersCollection = handlersSection.GetCollection();
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//
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foreach (string extension in extensions)
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{
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var extParts = extension.Split(',');
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var path = extParts[0];
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var existentHandler = FindHandlerAction(handlersCollection, path, processor);
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// remove handler if exists
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if (existentHandler != null)
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handlersCollection.Remove(existentHandler);
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}
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//
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srvman.CommitChanges();
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}
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}
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private ConfigurationElement FindHandlerAction(ConfigurationElementCollection handlers, string path, string processor)
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{
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foreach (ConfigurationElement action in handlers)
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{
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// match handler path mapping
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bool pathMatches = (String.Compare((string)action["path"], path, true) == 0)
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|| (String.Compare((string)action["path"], String.Format("*{0}", path), true) == 0);
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// match handler processor
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bool processorMatches = (String.Compare(FileUtils.EvaluateSystemVariables((string)action["scriptProcessor"]),
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FileUtils.EvaluateSystemVariables(processor), true) == 0);
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// return handler action when match is exact
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if (pathMatches && processorMatches)
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return action;
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}
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//
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return null;
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}
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internal void CopyInheritedHandlers(string siteName, string vDirPath)
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{
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if (string.IsNullOrEmpty(siteName))
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{
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return;
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}
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if (string.IsNullOrEmpty(vDirPath))
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{
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vDirPath = "/";
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}
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using (var srvman = GetServerManager())
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{
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var config = srvman.GetWebConfiguration(siteName, vDirPath);
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var handlersSection = (HandlersSection)config.GetSection(Constants.HandlersSection, typeof(HandlersSection));
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var handlersCollection = handlersSection.Handlers;
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var list = new HandlerAction[handlersCollection.Count];
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((System.Collections.ICollection) handlersCollection).CopyTo(list, 0);
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handlersCollection.Clear();
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foreach (var handler in list)
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{
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handlersCollection.AddCopy(handler);
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}
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srvman.CommitChanges();
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}
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}
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}
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}
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