websitepanel/WebsitePanel.Installer/Sources/WebsitePanel.Setup/Wizard/WebPage.cs
2012-09-10 13:00:35 -07:00

395 lines
11 KiB
C#

// Copyright (c) 2012, Outercurve Foundation.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// - Neither the name of the Outercurve Foundation nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using System;
using System.Management;
using System.DirectoryServices;
using System.DirectoryServices.ActiveDirectory;
using System.IO;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Text.RegularExpressions;
using System.Windows.Forms;
using WebsitePanel.Setup.Web;
namespace WebsitePanel.Setup
{
public partial class WebPage : BannerWizardPage
{
public WebPage()
{
InitializeComponent();
}
protected override void InitializePageInternal()
{
base.InitializePageInternal();
this.Text = "Web Settings";
string component = SetupVariables.ComponentFullName;
this.Description = string.Format("Specify {0} web settings.", component);
this.AllowMoveBack = true;
this.AllowMoveNext = true;
this.AllowCancel = true;
// init fields
PopulateIPs();
this.txtWebSiteDomain.Text = SetupVariables.WebSiteDomain;
this.txtWebSiteTcpPort.Text = SetupVariables.WebSitePort;
if (SetupVariables.NewVirtualDirectory)
{
this.txtWebSiteDomain.Enabled = false;
this.cbWebSiteIP.Enabled = false;
this.txtWebSiteTcpPort.Enabled = false;
}
UpdateApplicationAddress();
Update();
}
protected internal override void OnAfterDisplay(EventArgs e)
{
base.OnAfterDisplay(e);
//unattended setup
if (!string.IsNullOrEmpty(Wizard.SetupVariables.SetupXml) && AllowMoveNext)
Wizard.GoNext();
}
private void PopulateIPs()
{
try
{
Log.WriteStart("Loading IPs");
cbWebSiteIP.Items.Clear();
string[] ips = WebUtils.GetIPv4Addresses();
foreach (string ip in ips)
{
cbWebSiteIP.Items.Add(ip);
}
Log.WriteEnd("Loaded IPs");
if (string.IsNullOrEmpty(SetupVariables.WebSiteIP))
{
//select first available
if (cbWebSiteIP.Items.Count > 0)
{
cbWebSiteIP.Text = cbWebSiteIP.Items[0].ToString();
}
}
else
{
//add 127.0.0.1
if (!cbWebSiteIP.Items.Contains(SetupVariables.WebSiteIP))
{
cbWebSiteIP.Items.Insert(0, SetupVariables.WebSiteIP);
}
cbWebSiteIP.Text = SetupVariables.WebSiteIP;
}
Update();
}
catch (Exception ex)
{
Log.WriteError("WMI error", ex);
}
}
private void OnAddressChanged(object sender, System.EventArgs e)
{
UpdateApplicationAddress();
}
private void UpdateApplicationAddress()
{
/*if (SetupVariables.NewVirtualDirectory)
{
this.txtAddress.StatusMessage = string.Empty;
return;
}*/
string address = "http://";
string server = string.Empty;
string port = string.Empty;
string virtualDir = string.Empty;
//server
if (txtWebSiteDomain.Text.Trim().Length > 0)
{
//domain
server = txtWebSiteDomain.Text.Trim();
}
else
{
//ip
if (cbWebSiteIP.Text.Trim().Length > 0)
{
server = cbWebSiteIP.Text.Trim();
}
}
//port
if (server.Length > 0 &&
txtWebSiteTcpPort.Text.Trim().Length > 0 &&
txtWebSiteTcpPort.Text.Trim() != "80")
{
port = ":" + txtWebSiteTcpPort.Text.Trim();
}
//virtual dir
if (server.Length > 0 &&
(!string.IsNullOrEmpty(SetupVariables.VirtualDirectory)))
{
virtualDir = "/" + SetupVariables.VirtualDirectory;
}
//address string
address += server + port + virtualDir;
txtAddress.Text = address;
}
private bool CheckWebExtensions()
{
bool ret = true;
try
{
if (SetupVariables.IISVersion.Major < 7)
{
DirectoryEntry iis = new DirectoryEntry("IIS://LocalHost/W3SVC");
WebExtensionStatus status = WebExtensionStatus.NotInstalled;
foreach (string propertyName in iis.Properties.PropertyNames)
{
if (propertyName.Equals("WebSvcExtRestrictionList", StringComparison.InvariantCultureIgnoreCase))
{
PropertyValueCollection valueCollection = iis.Properties[propertyName];
foreach (object objVal in valueCollection)
{
if (objVal != null && !string.IsNullOrEmpty(objVal.ToString()))
{
string strVal = objVal.ToString().ToLower();
if (strVal.Contains(@"\v2.0.50727\aspnet_isapi.dll".ToLower()))
{
if (strVal[0] == '1')
{
status = WebExtensionStatus.Allowed;
}
else if (status == WebExtensionStatus.NotInstalled)
{
status = WebExtensionStatus.Prohibited;
}
}
}
}
}
}
if (status == WebExtensionStatus.NotInstalled)
{
ShowWarning("ASP.NET 2.0 is not installed in the Web Service Extensions in IIS. Please install ASP.NET 2.0 Web Service Extension and click Next button to continue with the installation.");
ret = false;
}
else if (status == WebExtensionStatus.Prohibited)
{
ShowWarning("ASP.NET 2.0 is not allowed in the Web Service Extensions in IIS. Please allow ASP.NET 2.0 Web Service Extension and click Next button to continue with the installation.");
ret = false;
}
}
}
catch (Exception ex)
{
// you cannot enumerate metabase properties unless you are using Windows XP Professional with Service Pack 2 or Windows Server 2003 with Service Pack 1.
Log.WriteError("IIS metabase error", ex);
ret = true;
}
return ret;
}
private bool IsValidIPv4(string address)
{
return Regex.IsMatch(address, @"^(?:(?:25[0-5]|2[0-4]\d|[01]\d\d|\d?\d)(?(?=\.?\d)\.)){4}$");
}
private bool CheckWebSite()
{
string ip = cbWebSiteIP.Text;
string port = txtWebSiteTcpPort.Text;
string domain = txtWebSiteDomain.Text;
if (ip.Trim().Length == 0)
{
ShowWarning("Please enter web site IP address");
return false;
}
if (!IsValidIPv4(ip))
{
ShowWarning("Please enter valid IP address (for example, 192.168.1.42)");
return false;
}
if (domain.Trim().Length > 0)
{
if (!Regex.IsMatch(domain, @"^([a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?\.)+[a-zA-Z]{2,6}$"))
{
ShowWarning("Please enter valid domain name (for example, mydomain.com)");
return false;
}
}
if (port.Trim().Length == 0)
{
ShowWarning("Please enter TCP port");
return false;
}
for (int i = 0; i < port.Length; i++)
{
if (!Char.IsNumber(port, i))
{
ShowWarning("Please enter valid TCP port (for example, 80).");
return false;
}
}
return true;
}
private bool IsEqualString(string s1, string s2)
{
bool ret = false;
if (string.IsNullOrEmpty(s1) && string.IsNullOrEmpty(s2))
{
ret = true;
}
else
{
ret = (s1 == s2);
}
return ret;
}
private bool CheckServerBindings()
{
try
{
string newIP = cbWebSiteIP.Text;
string newPort = txtWebSiteTcpPort.Text;
string newDomain = txtWebSiteDomain.Text;
if (SetupVariables.SetupAction == SetupActions.Setup)
{
SetupVariables.UpdateWebSite = true;
//load old settings from config
string componentId = SetupVariables.ComponentId;
string ip = SetupVariables.WebSiteIP;
string port = SetupVariables.WebSitePort;
string domain = SetupVariables.WebSiteDomain;
//
/*string ip = AppConfig.GetComponentSettingStringValue(componentId, "WebSiteIP");
string port = AppConfig.GetComponentSettingStringValue(componentId, "WebSitePort");
string domain = AppConfig.GetComponentSettingStringValue(componentId, "WebSiteDomain");*/
if (newIP == ip && newPort == port && IsEqualString(newDomain,domain))
{
//settings were not changed
SetupVariables.UpdateWebSite = false;
return true;
}
}
bool iis7 = (SetupVariables.IISVersion.Major >= 7);
string siteId = iis7 ?
WebUtils.GetIIS7SiteIdByBinding(newIP, newPort, newDomain) :
WebUtils.GetSiteIdByBinding(newIP, newPort, newDomain);
if (siteId == null)
return true;
// get site name
string siteName = iis7 ? siteId : WebUtils.GetSite(siteId).Name;
ShowWarning(String.Format("'{0}' web site already has server binding with specified IP, Port and Domain.\nPlease, provide another combination of IP, Port and Domain.",
siteName));
return false;
}
catch (Exception ex)
{
Log.WriteError("Web error", ex);
ShowError("Unable to load IIS data.");
return true;
}
}
private bool ProcessWebSettings()
{
if (!CheckWebExtensions())
{
return false;
}
if (!CheckWebSite())
{
return false;
}
if (!CheckServerBindings())
{
return false;
}
return true;
}
protected internal override void OnBeforeMoveNext(CancelEventArgs e)
{
if (SetupVariables.NewVirtualDirectory)
{
//virtual directory is not supported
if (SetupVariables.SetupAction == SetupActions.Setup)
{
SetupVariables.UpdateWebSite = false;
}
}
else
{
if (!ProcessWebSettings())
{
e.Cancel = true;
return;
}
SetupVariables.WebSiteIP = this.cbWebSiteIP.Text;
SetupVariables.WebSiteDomain = this.txtWebSiteDomain.Text;
SetupVariables.WebSitePort = this.txtWebSiteTcpPort.Text;
}
base.OnBeforeMoveNext(e);
}
}
}