C#?WinForm實(shí)現(xiàn)檢查目標(biāo)IP端口是否可連接
更新時(shí)間：2025年01月10日 09:40:37 作者：tpen
這篇文章主要為大家詳細(xì)介紹了如何基于C#?WinForm實(shí)現(xiàn)檢查目標(biāo)IP端口是否可連接的小工具,感興趣的小伙伴可以跟隨小編一起學(xué)習(xí)一下
一個(gè)小工具。
WinForm UI Code
namespace IPPort_CheckTool
{
partial class MainForm
{
/// <summary>
/// 必需的設(shè)計(jì)器變量。
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// 清理所有正在使用的資源。
/// </summary>
/// <param name="disposing">如果應(yīng)釋放托管資源，為 true；否則為 false。</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows 窗體設(shè)計(jì)器生成的代碼
/// <summary>
/// 設(shè)計(jì)器支持所需的方法 - 不要修改
/// 使用代碼編輯器修改此方法的內(nèi)容。
/// </summary>
private void InitializeComponent()
{
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.txt_Time = new System.Windows.Forms.Label();
this.txt_CoreNum = new System.Windows.Forms.Label();
this.txt_Active = new System.Windows.Forms.Label();
this.txt_NoActive = new System.Windows.Forms.Label();
this.btn_Start = new System.Windows.Forms.Button();
this.label3 = new System.Windows.Forms.Label();
this.label2 = new System.Windows.Forms.Label();
this.label1 = new System.Windows.Forms.Label();
this.txt_PortEnd = new System.Windows.Forms.TextBox();
this.txt_PortStart = new System.Windows.Forms.TextBox();
this.txt_IP = new System.Windows.Forms.TextBox();
this.listBox_NoActive = new System.Windows.Forms.ListBox();
this.listBox_ActivePort = new System.Windows.Forms.ListBox();
this.progressBar = new System.Windows.Forms.ProgressBar();
this.groupBox1.SuspendLayout();
this.SuspendLayout();
//
// groupBox1
//
this.groupBox1.Controls.Add(this.progressBar);
this.groupBox1.Controls.Add(this.txt_Time);
this.groupBox1.Controls.Add(this.txt_CoreNum);
this.groupBox1.Controls.Add(this.txt_Active);
this.groupBox1.Controls.Add(this.txt_NoActive);
this.groupBox1.Controls.Add(this.btn_Start);
this.groupBox1.Controls.Add(this.label3);
this.groupBox1.Controls.Add(this.label2);
this.groupBox1.Controls.Add(this.label1);
this.groupBox1.Controls.Add(this.txt_PortEnd);
this.groupBox1.Controls.Add(this.txt_PortStart);
this.groupBox1.Controls.Add(this.txt_IP);
this.groupBox1.Dock = System.Windows.Forms.DockStyle.Top;
this.groupBox1.Location = new System.Drawing.Point(3, 3);
this.groupBox1.Margin = new System.Windows.Forms.Padding(5);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Padding = new System.Windows.Forms.Padding(5);
this.groupBox1.Size = new System.Drawing.Size(1058, 127);
this.groupBox1.TabIndex = 0;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "配置：";
//
// txt_Time
//
this.txt_Time.AutoSize = true;
this.txt_Time.ForeColor = System.Drawing.Color.Green;
this.txt_Time.Location = new System.Drawing.Point(844, 101);
this.txt_Time.Name = "txt_Time";
this.txt_Time.Size = new System.Drawing.Size(74, 21);
this.txt_Time.TabIndex = 10;
this.txt_Time.Text = "耗時(shí)：0s";
//
// txt_CoreNum
//
this.txt_CoreNum.AutoSize = true;
this.txt_CoreNum.ForeColor = System.Drawing.Color.Green;
this.txt_CoreNum.Location = new System.Drawing.Point(610, 101);
this.txt_CoreNum.Name = "txt_CoreNum";
this.txt_CoreNum.Size = new System.Drawing.Size(120, 21);
this.txt_CoreNum.TabIndex = 9;
this.txt_CoreNum.Text = "CPU核心總數(shù):0";
//
// txt_Active
//
this.txt_Active.AutoSize = true;
this.txt_Active.ForeColor = System.Drawing.Color.Green;
this.txt_Active.Location = new System.Drawing.Point(389, 101);
this.txt_Active.Name = "txt_Active";
this.txt_Active.Size = new System.Drawing.Size(119, 21);
this.txt_Active.TabIndex = 8;
this.txt_Active.Text = "激活端口總數(shù):0";
//
// txt_NoActive
//
this.txt_NoActive.AutoSize = true;
this.txt_NoActive.Location = new System.Drawing.Point(3, 101);
this.txt_NoActive.Name = "txt_NoActive";
this.txt_NoActive.Size = new System.Drawing.Size(135, 21);
this.txt_NoActive.TabIndex = 7;
this.txt_NoActive.Text = "未激活端口總數(shù):0";
//
// btn_Start
//
this.btn_Start.Location = new System.Drawing.Point(915, 30);
this.btn_Start.Name = "btn_Start";
this.btn_Start.Size = new System.Drawing.Size(123, 56);
this.btn_Start.TabIndex = 6;
this.btn_Start.Text = "開始測試端口是否激活";
this.btn_Start.UseVisualStyleBackColor = true;
this.btn_Start.Click += new System.EventHandler(this.btn_Start_Click);
//
// label3
//
this.label3.AutoSize = true;
this.label3.Location = new System.Drawing.Point(530, 41);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(78, 21);
this.label3.TabIndex = 5;
this.label3.Text = "結(jié)束端口:";
//
// label2
//
this.label2.AutoSize = true;
this.label2.Location = new System.Drawing.Point(252, 41);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(78, 21);
this.label2.TabIndex = 4;
this.label2.Text = "開始端口:";
//
// label1
//
this.label1.AutoSize = true;
this.label1.Location = new System.Drawing.Point(23, 41);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(29, 21);
this.label1.TabIndex = 3;
this.label1.Text = "IP:";
//
// txt_PortEnd
//
this.txt_PortEnd.Location = new System.Drawing.Point(633, 41);
this.txt_PortEnd.Name = "txt_PortEnd";
this.txt_PortEnd.Size = new System.Drawing.Size(150, 29);
this.txt_PortEnd.TabIndex = 2;
//
// txt_PortStart
//
this.txt_PortStart.Location = new System.Drawing.Point(355, 41);
this.txt_PortStart.Name = "txt_PortStart";
this.txt_PortStart.Size = new System.Drawing.Size(150, 29);
this.txt_PortStart.TabIndex = 1;
//
// txt_IP
//
this.txt_IP.Location = new System.Drawing.Point(77, 41);
this.txt_IP.Name = "txt_IP";
this.txt_IP.Size = new System.Drawing.Size(150, 29);
this.txt_IP.TabIndex = 0;
//
// listBox_NoActive
//
this.listBox_NoActive.Dock = System.Windows.Forms.DockStyle.Left;
this.listBox_NoActive.ForeColor = System.Drawing.Color.Gray;
this.listBox_NoActive.FormattingEnabled = true;
this.listBox_NoActive.ItemHeight = 21;
this.listBox_NoActive.Location = new System.Drawing.Point(3, 130);
this.listBox_NoActive.Name = "listBox_NoActive";
this.listBox_NoActive.Size = new System.Drawing.Size(383, 548);
this.listBox_NoActive.TabIndex = 1;
//
// listBox_ActivePort
//
this.listBox_ActivePort.Dock = System.Windows.Forms.DockStyle.Fill;
this.listBox_ActivePort.ForeColor = System.Drawing.Color.Green;
this.listBox_ActivePort.FormattingEnabled = true;
this.listBox_ActivePort.ItemHeight = 21;
this.listBox_ActivePort.Location = new System.Drawing.Point(386, 130);
this.listBox_ActivePort.Name = "listBox_ActivePort";
this.listBox_ActivePort.Size = new System.Drawing.Size(675, 548);
this.listBox_ActivePort.TabIndex = 2;
//
// progressBar
//
this.progressBar.Location = new System.Drawing.Point(798, 41);
this.progressBar.Name = "progressBar";
this.progressBar.Size = new System.Drawing.Size(100, 29);
this.progressBar.TabIndex = 11;
//
// MainForm
//
this.AutoScaleDimensions = new System.Drawing.SizeF(10F, 21F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(1064, 681);
this.Controls.Add(this.listBox_ActivePort);
this.Controls.Add(this.listBox_NoActive);
this.Controls.Add(this.groupBox1);
this.Font = new System.Drawing.Font("微軟雅黑", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
this.Margin = new System.Windows.Forms.Padding(5);
this.Name = "MainForm";
this.Padding = new System.Windows.Forms.Padding(3);
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "Hello!";
this.groupBox1.ResumeLayout(false);
this.groupBox1.PerformLayout();
this.ResumeLayout(false);
}
#endregion
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox txt_PortEnd;
private System.Windows.Forms.TextBox txt_PortStart;
private System.Windows.Forms.TextBox txt_IP;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.Button btn_Start;
private System.Windows.Forms.ListBox listBox_NoActive;
private System.Windows.Forms.ListBox listBox_ActivePort;
private System.Windows.Forms.Label txt_NoActive;
private System.Windows.Forms.Label txt_Active;
private System.Windows.Forms.Label txt_CoreNum;
private System.Windows.Forms.Label txt_Time;
private System.Windows.Forms.ProgressBar progressBar;
}
}Main Code
using System;
using System.Configuration;
using System.Linq;
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace IPPort_CheckTool
{
public partial class MainForm : Form
{
private Configuration config = ConfigurationManager.OpenExeConfiguration(Application.ExecutablePath);
private DateTime startTime;
private Task[] tasks;
private NotifyIcon notifyIcon;
public MainForm()
{
InitializeComponent();
var now = DateTime.Now;
this.Text = $"Hello 今天是{now.ToString("dddd")}喲 ??";
this.txt_IP.Text = ConfigurationManager.AppSettings["IP"].ToString();
this.txt_PortStart.Text = ConfigurationManager.AppSettings["MinPortStart"].ToString();
this.txt_PortEnd.Text = ConfigurationManager.AppSettings["MaxPortEnd"].ToString();
this.txt_CoreNum.Text = $"CPU核心總數(shù)：{Environment.ProcessorCount}";
this.components = new System.ComponentModel.Container();
this.notifyIcon = new NotifyIcon(this.components);
this.notifyIcon.Visible = true;
this.notifyIcon.MouseClick += (sn, en) => { if (en.Button == MouseButtons.Left) this.Show(); };
var menus = new ContextMenu();
var menu1= new MenuItem("退出軟件");
menu1.Click += (s1, e1) => { this.Close(); };
menus.MenuItems.Add(menu1);
notifyIcon.ContextMenu= menus;
}
private void btn_Start_Click(object sender, EventArgs e)
{
string ip = this.txt_IP.Text.Trim();
string min = this.txt_PortStart.Text.Trim();
string max = this.txt_PortEnd.Text.Trim();
if (string.IsNullOrWhiteSpace(ip) || string.IsNullOrWhiteSpace(min) || string.IsNullOrWhiteSpace(max))
{
MessageBox.Show("不能為空！");
return;
}
if (!int.TryParse(min, out var minPort) || !int.TryParse(max, out var maxPort))
{
MessageBox.Show("端口不是整數(shù)！");
return;
}
config.AppSettings.Settings["IP"].Value = ip;
config.AppSettings.Settings["MinPortStart"].Value = min;
config.AppSettings.Settings["MaxPortEnd"].Value = max;
config.Save();
ConfigurationManager.RefreshSection("appSettings");
IPAddress targetIpAddress = IPAddress.Parse(ip);
var ipadrlist = Dns.GetHostAddresses(Dns.GetHostName()).ToList();
ipadrlist.Add(IPAddress.Parse("127.0.0.1"));
ipadrlist.Add(IPAddress.Parse("0.0.0.0"));
if (ipadrlist.Contains(targetIpAddress))
{
CheckLocalPort(minPort, maxPort);//本地IP
}
else
{
CheckRemotePort(ip, minPort, maxPort);//遠(yuǎn)程IP
}
}
private void CheckLocalPort(int minPort, int maxPort)
{
btn_Start.Enabled = false;
listBox_NoActive.Items.Clear();
listBox_ActivePort.Items.Clear();
startTime = DateTime.Now;
int length = maxPort - minPort + 1;
progressBar.Maximum = length;
progressBar.Minimum = 0;
var ips = IPGlobalProperties.GetIPGlobalProperties();
var activeIps = ips.GetActiveTcpListeners().Select(p => p.Port).ToHashSet();
Task.Factory.StartNew(new Action(() =>
{
for (int i = minPort; i <= maxPort; i++)
{
int port = i;
this?.Invoke(new Action(() =>
{
if (activeIps.Contains(port))
{
listBox_ActivePort.Items.Insert(0, port);
txt_Active.Text = $"激活端口總數(shù)：{listBox_ActivePort.Items.Count}";
}
else
{
listBox_NoActive.Items.Insert(0, port);
txt_NoActive.Text = $"未激活端口總數(shù)：{listBox_NoActive.Items.Count}";
}
progressBar.Value = listBox_ActivePort.Items.Count + listBox_NoActive.Items.Count;
txt_Time.Text = $"耗時(shí)：{(DateTime.Now - startTime).TotalSeconds.ToString()}s";
//耗時(shí)操作卡死UI 處理方法
Application.DoEvents();
}));
}
})).ContinueWith(p => InitUI());
}
private void CheckRemotePort(string ip, int minPort, int maxPort)
{
btn_Start.Enabled = false;
listBox_NoActive.Items.Clear();
listBox_ActivePort.Items.Clear();
startTime = DateTime.Now;
int length = maxPort - minPort + 1;
tasks = new Task[length];
progressBar.Maximum = length;
progressBar.Minimum = 0;
Task.Run(() =>
{
for (int i = minPort; i <= maxPort; i++)
{
int port = i;
var task = Task.Factory.StartNew(new Action(() =>
{
var res = CheckRemotePortCanConnect(ip, port);
this?.Invoke(new Action(() =>
{
if (res.Item1)
{
listBox_ActivePort.Items.Insert(0, res.Item2);
txt_Active.Text = $"激活端口總數(shù)：{listBox_ActivePort.Items.Count}";
}
else
{
listBox_NoActive.Items.Insert(0, res.Item2);
txt_NoActive.Text = $"未激活端口總數(shù)：{listBox_NoActive.Items.Count}";
}
progressBar.Value = listBox_ActivePort.Items.Count + listBox_NoActive.Items.Count;
txt_Time.Text = $"耗時(shí)：{(DateTime.Now - startTime).TotalSeconds.ToString()}s";
//耗時(shí)操作卡死UI 處理方法
Application.DoEvents();
}));
}));
tasks[i - minPort] = task;
}
Task.WaitAll(tasks);
}).ContinueWith(p => InitUI());
}
private void InitUI()
{
this?.Invoke(new Action(() => { btn_Start.Enabled = true; }));
}
private (bool,int) CheckRemotePortCanConnect(string ipString, int port)
{
IPAddress ip = IPAddress.Parse(ipString);
bool isConnect = false;
TcpClient tcp = new TcpClient();
try
{
tcp.Connect(ip, port);
isConnect = tcp.Connected;
}
catch (Exception)
{
isConnect = false;
}
finally
{
tcp?.Close();
tcp?.Dispose();
}
return (isConnect, port);
}
}
}引用：
C#檢查服務(wù)器ip和端口是否通暢，是否可訪問
/// <summary>
/// 檢查服務(wù)器和端口是否可以連接
/// </summary>
/// <param name="ipString">服務(wù)器ip</param>
/// <param name="port">端口</param>
/// <returns></returns>
public static bool CheckConnect(string ipString, int port)
{
bool right =false;
System.Net.Sockets.TcpClient tcpClient = new System.Net.Sockets.TcpClient()
{ SendTimeout = 1000 };
IPAddress ip = IPAddress.Parse(ipString);
try
{
var result = tcpClient.BeginConnect(ip, port, null, null);
var back = result.AsyncWaitHandle.WaitOne(2000);
right = tcpClient.Connected;
}
catch (Exception ex)
{
//LogHelpter.AddLog($"連接服務(wù){(diào)ipString}:{port}失敗，設(shè)置的超時(shí)時(shí)間{tcpClient.SendTimeout}毫秒");
//連接失敗
return false;
}
tcpClient.Close();
tcpClient.Dispose();
return right;
}
以上就是C# WinForm實(shí)現(xiàn)檢查目標(biāo)IP端口是否可連接的詳細(xì)內(nèi)容，更多關(guān)于C#檢查目標(biāo)IP端口是否可連接的資料請關(guān)注腳本之家其它相關(guān)文章！
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