■ HttpListener 클래스를 사용해 웹 서버를 만드는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Windows.Forms; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 서버 /// </summary> private WebServer server = null; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.server = new WebServer(); this.server.AddBindingAddress("http://localhost:9999/"); // 포트 번호까지 반드시 설정합니다. this.server.RootPath = "c:\\wwwroot"; this.server.ActionRequested += server_ActionRequested; FormClosing += Form_FormClosing; this.startButton.Click += startButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 폼을 닫을려는 경우 처리하기 - Form_FormClosing(sender, e) /// <summary> /// 폼을 닫을려는 경우 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_FormClosing(object sender, FormClosingEventArgs e) { if(this.server.IsRunning) { this.server.Stop(); this.server = null; } } #endregion #region Start 버튼 클릭시 처리하기 - startButton_Click(sender, e) /// <summary> /// Start 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void startButton_Click(object sender, EventArgs e) { if(this.server.IsRunning) { this.server.Stop(); this.startButton.Text = "Start"; } else { this.server.Start(); this.startButton.Text = "Stop"; } } #endregion #region 서버 액션 요청시 처리하기 - server_ActionRequested(sender, e) /// <summary> /// 서버 액션 요청시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void server_ActionRequested(object sender, ActionRequestedEventArgs e) { e.Server.WriteDefaultAction(e.Context); } #endregion } } |
▶ WebServer.cs
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using System; using System.Collections.Generic; using System.IO; using System.Net; using System.Text; using System.Threading; namespace TestProject { /// <summary> /// 웹 서버 /// </summary> public class WebServer : IDisposable { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 액션 요청시 이벤트 - ActionRequested /// <summary> /// 액션 요청시 이벤트 /// </summary> public event EventHandler<ActionRequestedEventArgs> ActionRequested; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// MIME 타입 딕셔너리 /// </summary> private static Dictionary<string, string> _mimeTypeDictionary = null; #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 청취자 /// </summary> private HttpListener listener = null; /// <summary> /// 바인딩 주소 리스트 /// </summary> private List<string> bindingAddressList = new List<string>(); /// <summary> /// 루트 경로 /// </summary> private string rootPath = null; /// <summary> /// 청취 스레드 /// </summary> private Thread listenThread = null; /// <summary> /// 응답 스레드 리스트 /// </summary> private List<Thread> responseThreadList = null; /// <summary> /// 실행 여부 /// </summary> private bool isRunning = false; /// <summary> /// 해제 여부 /// </summary> private bool isDisposed = false; /// <summary> /// 버퍼 크기 /// </summary> private const int BUFFER_SIZE = 4096; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 루트 경로 - RootPath /// <summary> /// 루트 경로 /// </summary> public string RootPath { get { return this.rootPath; } set { if(this.isRunning) { return; } this.rootPath = value; } } #endregion #region 실행 여부 - IsRunning /// <summary> /// 실행 여부 /// </summary> public bool IsRunning { get { return this.isRunning; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Static #region 생성자 - WebServer() /// <summary> /// 생성자 /// </summary> static WebServer() { _mimeTypeDictionary = new Dictionary<string, string>(); _mimeTypeDictionary.Add(".js" , "application/js" ); _mimeTypeDictionary.Add(".json", "application/json" ); _mimeTypeDictionary.Add(".html", "text/html; charset=utf-8"); _mimeTypeDictionary.Add(".css" , "text/css; charset=utf-8" ); _mimeTypeDictionary.Add(".text", "text/text; charset=utf-8"); _mimeTypeDictionary.Add(".jpg" , "image/jpeg" ); _mimeTypeDictionary.Add(".png" , "image/png" ); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - WebServer() /// <summary> /// 생성자 /// </summary> public WebServer() { } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 바인딩 주소 포함 여부 구하기 - ContainsBindingAddress(bindingAddress) /// <summary> /// 바인딩 주소 포함 여부 구하기 /// </summary> /// <param name="bindingAddress">바인딩 주소</param> /// <returns>바인딩 주소 포함 여부</returns> public bool ContainsBindingAddress(string bindingAddress) { return this.bindingAddressList.Contains(bindingAddress); } #endregion #region 바인딩 주소 추가하기 - AddBindingAddress(bindingAddress) /// <summary> /// 바인딩 주소 추가하기 /// </summary> /// <param name="bindingAddress"></param> public void AddBindingAddress(string bindingAddress) { if(this.isRunning) { return; } if(ContainsBindingAddress(bindingAddress)) { return; } this.bindingAddressList.Add(bindingAddress); } #endregion #region 바인딩 주소 제거하기 - RemoveBindingAddress(bindingAddress) /// <summary> /// 바인딩 주소 제거하기 /// </summary> /// <param name="bindingAddress">바인딩 주소</param> public void RemoveBindingAddress(string bindingAddress) { if(this.isRunning) { return; } if(!ContainsBindingAddress(bindingAddress)) { return; } this.bindingAddressList.Remove(bindingAddress); } #endregion #region 바인딩 주소 리스트 지우기 - ClearBindingAddressList() /// <summary> /// 바인딩 주소 리스트 지우기 /// </summary> public void ClearBindingAddressList() { if(this.isRunning) { return; } this.bindingAddressList.Clear(); } #endregion #region 시작하기 - Start() /// <summary> /// 시작하기 /// </summary> public void Start() { if(this.isRunning) { return; } if(this.bindingAddressList == null || this.bindingAddressList.Count == 0) { return; } this.listener = new HttpListener(); foreach(string bindingAddress in this.bindingAddressList) { this.listener.Prefixes.Add(bindingAddress); } this.listener.AuthenticationSchemes = AuthenticationSchemes.Basic | AuthenticationSchemes.Anonymous; this.listener.Start(); this.isRunning = true; if(this.responseThreadList != null) { foreach(Thread responseThread in this.responseThreadList) { responseThread.Abort(); } this.responseThreadList.Clear(); } this.responseThreadList = new List<Thread>(); this.listenThread = new Thread(new ThreadStart(Listen)); this.listenThread.IsBackground = true; this.listenThread.Start(); } #endregion #region 중단하기 - Stop() /// <summary> /// 중단하기 /// </summary> public void Stop() { this.isRunning = false; if(this.listenThread != null) { this.listenThread.Abort(); this.listenThread = null; } if(this.responseThreadList != null) { foreach(Thread responseThread in this.responseThreadList) { responseThread.Abort(); } this.responseThreadList.Clear(); } if(this.listener != null) { this.listener.Stop(); this.listener.Close(); this.listener = null; } } #endregion #region POST 데이터 구하기 - GetPOSTData(request) /// <summary> /// POST 데이터 구하기 /// </summary> /// <param name="request">요청</param> /// <returns>POST 데이터</returns> public string GetPOSTData(HttpListenerRequest request) { if(!request.HasEntityBody) { return null; } using(StreamReader reader = new StreamReader(request.InputStream, request.ContentEncoding)) { return reader.ReadToEnd(); } } #endregion #region 쿼리 문자열 구하기 - GetQueryString(request) /// <summary> /// 쿼리 문자열 구하기 /// </summary> /// <param name="request">요청</param> /// <returns>쿼리 문자열</returns> public string GetQueryString(HttpListenerRequest request) { if(request.QueryString == null || request.QueryString.Count == 0) { return null; } StringBuilder stringBuilder = new StringBuilder(); foreach(string key in request.QueryString.AllKeys) { stringBuilder.Append("&"); stringBuilder.AppendFormat("{0}={1}", key, request.QueryString[key]); } return stringBuilder.ToString().TrimStart('&'); } #endregion #region 파일 쓰기 - WriteFile(request, filePath) /// <summary> /// 파일 쓰기 /// </summary> /// <param name="response">응답</param> /// <param name="filePath">파일 경로</param> public void WriteFile(HttpListenerResponse response, string filePath) { string mimeType = GetMIMEType(filePath); response.Headers.Add(HttpResponseHeader.ContentType, mimeType); using(BinaryReader reader = new BinaryReader(new FileStream(filePath, FileMode.Open, FileAccess.Read))) { byte[] byteArray = new byte[BUFFER_SIZE]; int readCount; while((readCount = reader.Read(byteArray, 0, byteArray.Length)) > 0) { response.OutputStream.Write(byteArray, 0, readCount); } } } #endregion #region 쓰기 - Write(response, message, addHeader) /// <summary> /// 쓰기 /// </summary> /// <param name="response">응답</param> /// <param name="message">메시지</param> /// <param name="addHeader">헤더 추가 여부</param> public void Write(HttpListenerResponse response, string message, bool addHeader = false) { if(addHeader) { response.Headers.Add(HttpResponseHeader.ContentType, "text/html; charset=utf-8"); } byte[] byteArray = Encoding.UTF8.GetBytes(message); response.OutputStream.Write(byteArray, 0, byteArray.Length); } #endregion #region 디폴트 액션 쓰기 - WriteDefaultAction(context) /// <summary> /// 디폴트 액션 쓰기 /// </summary> /// <param name="context">컨텍스트</param> public void WriteDefaultAction(HttpListenerContext context) { StringBuilder stringBuilder = new StringBuilder(); stringBuilder.AppendFormat("요청 일시 : {0}", DateTime.Now); stringBuilder.AppendLine("<br>"); stringBuilder.AppendFormat("요청 URL : {0}", context.Request.Url); stringBuilder.AppendLine("<br>"); stringBuilder.AppendFormat("액션명 : {0}", context.Request.RawUrl.Substring(0, context.Request.RawUrl.IndexOf("?"))); stringBuilder.AppendLine("<br>"); stringBuilder.AppendFormat("요청 종류 : {0}", context.Request.HttpMethod); stringBuilder.AppendLine("<br>"); stringBuilder.AppendFormat("POST DATA : {0}", GetPOSTData(context.Request)); stringBuilder.AppendLine("<br>"); stringBuilder.AppendFormat("QUERY STRING : {0}", GetQueryString(context.Request)); stringBuilder.AppendLine("<br>"); Write(context.Response, stringBuilder.ToString(), true); } #endregion #region 리소스 해제하기 - Dispose() /// <summary> /// 리소스 해제하기 /// </summary> public void Dispose() { Dispose(true); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 리소스 해제하기 - Dispose(disposing) /// <summary> /// 리소스 해제하기 /// </summary> /// <param name="disposing">해제 여부</param> protected virtual void Dispose(bool disposing) { if(!this.isDisposed) { if(disposing) { Stop(); } this.isDisposed = true; } } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Private #region 물리적 경로 구하기 - GetPhysicalPath(logicalPath) /// <summary> /// 물리적 경로 구하기 /// </summary> /// <param name="logicalPath">논리적 경로</param> /// <returns>물리적 경로</returns> private string GetPhysicalPath(string logicalPath) { string physicalPath = logicalPath.Replace('/', Path.DirectorySeparatorChar).TrimStart(Path.DirectorySeparatorChar); return physicalPath; } #endregion #region MIME 타입 구하기 - GetMIMEType(filePath) /// <summary> /// MIME 타입 구하기 /// </summary> /// <param name="filePath">파일 경로</param> /// <returns>MIME 타입</returns> private string GetMIMEType(string filePath) { string fileExtension = Path.GetExtension(filePath); if(_mimeTypeDictionary.ContainsKey(fileExtension)) { return _mimeTypeDictionary[fileExtension]; } else { return "application/octet-stream"; } } #endregion #region 디폴트 요청 여부 구하기 - IsDefaultRequest(request) /// <summary> /// 디폴트 요청 여부 구하기 /// </summary> /// <param name="request">요청</param> /// <returns>디폴트 요청 여부</returns> private bool IsDefaultRequest(HttpListenerRequest request) { bool isDefaultRequest = (request.Url.AbsolutePath == string.Empty || request.Url.AbsolutePath == "/"); return isDefaultRequest; } #endregion #region 파일 요청 여부 구하기 - IsFileRequest(request) /// <summary> /// 파일 요청 여부 구하기 /// </summary> /// <param name="request">요청</param> /// <returns>파일 요청 여부</returns> private bool IsFileRequest(HttpListenerRequest request) { string fileExtension = Path.GetExtension(request.Url.AbsolutePath); bool isFileRequest = _mimeTypeDictionary.ContainsKey(fileExtension); return isFileRequest; } #endregion #region 액션 요청 여부 구하기 - IsActionRequest(request) /// <summary> /// 액션 요청 여부 구하기 /// </summary> /// <param name="request">요청</param> /// <returns>액션 요청 여부</returns> private bool IsActionRequest(HttpListenerRequest request) { bool isActionRequest = request.Url.AbsolutePath.EndsWith(".action"); return isActionRequest; } #endregion #region 청취하기 - Listen() /// <summary> /// 청취하기 /// </summary> private void Listen() { while(this.isRunning) { HttpListenerContext context = listener.GetContext(); Thread responseThread = new Thread(new ParameterizedThreadStart(Response)); responseThread.IsBackground = true; this.responseThreadList.Add(responseThread); responseThread.Start(new ThreadParameter { Context = context, Thread = responseThread }); } } #endregion #region 응답하기 - Response(parameter) /// <summary> /// 응답하기 /// </summary> /// <param name="parameter">매개 변수</param> private void Response(object parameter) { ThreadParameter threadParameter = parameter as ThreadParameter; HttpListenerContext context = threadParameter.Context; HttpListenerRequest request = context.Request; HttpListenerResponse response = context.Response; try { if(IsDefaultRequest(request)) { string defaultFilePath = Path.Combine(this.rootPath, "index.html"); WriteFile(response, defaultFilePath); } else if(IsFileRequest(request)) { string physicalPath = GetPhysicalPath(request.Url.AbsolutePath); string filePath = Path.Combine(this.rootPath, physicalPath); if(File.Exists(filePath)) { WriteFile(response, filePath); } else { Write(response, string.Format("요청하신 파일이 존재하지 않습니다 : {0}", request.Url.ToString()), true); } } else if(IsActionRequest(request)) { if(ActionRequested != null) { ActionRequested(this, new ActionRequestedEventArgs(this, context)); } else { WriteDefaultAction(context); } } else { Write(response, string.Format("요청하신 URL이 존재하지 않습니다 : {0}", request.Url.ToString()), true); } } catch(Exception e) { Write(response, e.Message + "//" + e.StackTrace, true); } finally { this.responseThreadList.Remove(threadParameter.Thread); response.Close(); } } #endregion } } |
▶ ThreadParameter.cs
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using System.Net; using System.Threading; namespace TestProject { /// <summary> /// 스레드 매개 변수 /// </summary> public class ThreadParameter { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 컨텍스트 - Context /// <summary> /// 컨텍스트 /// </summary> public HttpListenerContext Context { get; set; } #endregion #region 스레드 - Thread /// <summary> /// 스레드 /// </summary> public Thread Thread { get; set; } #endregion } } |
▶ ActionRequestedEventArgs.cs
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using System; using System.Net; namespace TestProject { /// <summary> /// 액션 요청시 이벤트 인자 /// </summary> public class ActionRequestedEventArgs : EventArgs { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 웹 서버 /// </summary> private WebServer server = null; /// <summary> /// HTTP 청취자 컨텍스트 /// </summary> private HttpListenerContext context = null; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 서버 - Server /// <summary> /// 서버 /// </summary> public WebServer Server { get { return this.server; } } #endregion #region 컨텍스트 - Context /// <summary> /// 컨텍스트 /// </summary> public HttpListenerContext Context { get { return this.context; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - ActionRequestedEventArgs(server, context) /// <summary> /// 생성자 /// </summary> /// <param name="server">서버</param> /// <param name="context">컨텍스트</param> public ActionRequestedEventArgs(WebServer server, HttpListenerContext context) { this.server = server; this.context = context; } #endregion } } |
