116 lines
4.0 KiB
VB.net
116 lines
4.0 KiB
VB.net
Imports System.Text
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Imports FluentFTP
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Namespace UTSModule
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Public Class FtpService
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Private _ftpUser As String
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Private _ftpPwd As String
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Private _ftpPort As Integer
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Private _ftpHost As String
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Sub New(host As String, port As Integer, user As String, pwd As String)
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_ftpHost = host
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_ftpPort = port
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_ftpUser = user
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_ftpPwd = pwd
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End Sub
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''' <summary>
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''' Ftp服务器地址
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''' </summary>
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''' <returns></returns>
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Public Property FtpHost As String
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Get
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Return _ftpHost
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End Get
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Set(value As String)
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_ftpHost = value
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End Set
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End Property
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Private Sub OnValidateCertificate(control As FtpClient, e As FtpSslValidationEventArgs)
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e.Accept = True
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End Sub
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''' <summary>
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''' Ftp是否能正常连接，连接正常返回True,连接失败则产生异常
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''' </summary>
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''' <returns></returns>
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Public Function CanConnected() As Boolean
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Dim result As Boolean
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Using ftpClient As FtpClient = New FtpClient(_ftpHost, _ftpPort, _ftpUser, _ftpPwd)
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AddHandler ftpClient.ValidateCertificate, AddressOf OnValidateCertificate
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ftpClient.EncryptionMode = FtpEncryptionMode.None
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ftpClient.DataConnectionType = FtpDataConnectionType.PASV
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ftpClient.Encoding = Encoding.UTF8
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ftpClient.Connect()
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ftpClient.Disconnect()
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End Using
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result = True
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Return result
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End Function
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''' <summary>
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''' 文件是否存在
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''' </summary>
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''' <param name="path"></param>
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''' <returns></returns>
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Public Function FtpFileExists(path As String) As Boolean
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Dim result As Boolean
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Using ftpClient As FtpClient = New FtpClient(_ftpHost, _ftpPort, _ftpUser, _ftpPwd)
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AddHandler ftpClient.ValidateCertificate, AddressOf OnValidateCertificate
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ftpClient.EncryptionMode = FtpEncryptionMode.None
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ftpClient.DataConnectionType = FtpDataConnectionType.PASV
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ftpClient.Encoding = Encoding.UTF8
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ftpClient.Connect()
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result = ftpClient.FileExists(path)
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ftpClient.Disconnect()
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End Using
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Return result
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End Function
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''' <summary>
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''' 文件上传
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''' 将本地指定路径压缩包上传到FTP服务器上manager文件夹下
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''' </summary>
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Public Sub FtpUpload(remotePath As String, loadPath As String)
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Using ftpClient As FtpClient = New FtpClient(_ftpHost, _ftpPort, _ftpUser, _ftpPwd)
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AddHandler ftpClient.ValidateCertificate, AddressOf OnValidateCertificate
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ftpClient.EncryptionMode = FtpEncryptionMode.None
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ftpClient.DataConnectionType = FtpDataConnectionType.PASV
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ftpClient.Encoding = Encoding.UTF8
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ftpClient.Connect()
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ftpClient.UploadFile(loadPath, remotePath, FtpRemoteExists.Overwrite, True)
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ftpClient.Disconnect()
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End Using
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End Sub
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''' <summary>
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''' 文件下载
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''' 从FTP下载压缩包，到本地指定路径
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''' </summary>
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Public Sub FtpDownload(remotePath As String, loadPath As String)
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Using ftpClient As FtpClient = New FtpClient(_ftpHost, _ftpPort, _ftpUser, _ftpPwd)
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AddHandler ftpClient.ValidateCertificate, AddressOf OnValidateCertificate
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ftpClient.EncryptionMode = FtpEncryptionMode.None
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ftpClient.DataConnectionType = FtpDataConnectionType.PASV
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ftpClient.Encoding = Encoding.UTF8
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ftpClient.Connect()
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ftpClient.DownloadFile(loadPath, remotePath)
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ftpClient.Disconnect()
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End Using
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End Sub
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End Class
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End Namespace |