в 16:40, 26 мая 2010

2010-05-26T16:40:30Z

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2010-05-26T12:56:10Z

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==Backup service==

<source lang="vbnet">Imports System.Diagnostics
Imports System.ServiceProcess
Imports System.IO
Public Class Service1
Inherits System.ServiceProcess.ServiceBase
#Region " Component Designer generated code "
Public Sub New()
MyBase.New()
" This call is required by the Component Designer.
InitializeComponent()
" Add any initialization after the InitializeComponent() call
End Sub
"UserService overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
" The main entry point for the process
<MTAThread()> _
Shared Sub Main()
Dim ServicesToRun() As System.ServiceProcess.ServiceBase
" More than one NT Service may run within the same process. To add
" another service to this process, change the following line to
" create a second service object. For example,
"
" ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1, New MySecondUserService}
"
ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1()}
System.ServiceProcess.ServiceBase.Run(ServicesToRun)
End Sub
"Required by the Component Designer
Private components As System.ruponentModel.IContainer
" NOTE: The following procedure is required by the Component Designer
" It can be modified using the Component Designer.
" Do not modify it using the code editor.
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
"
"Service1
"
Me.CanPauseAndContinue = True
Me.CanShutdown = True
Me.ServiceName = "BackupService"
End Sub
#End Region
Private WithEvents FileWatch As FileSystemWatcher
Protected Sub OnChanged(ByVal From As Object, ByVal e As FileSystemEventArgs) Handles FileWatch.Changed
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("File " & e.Name & " changed at " & DateTime.Now)
Log.WriteEntry("File " & e.FullPath & " changed at " & DateTime.Now)
Log.Close()
File.Copy(e.FullPath, "C:\Data\Backup\" & e.Name)
End Sub
Protected Sub OnCreated(ByVal From As Object, ByVal e As FileSystemEventArgs) Handles FileWatch.Created
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("File " & e.Name & " created at " & DateTime.Now)
Log.WriteEntry("File " & e.FullPath & " created at " & DateTime.Now)
Log.Close()
File.Copy(e.FullPath, "C:\Data\Backup\" & e.Name)
End Sub
Protected Overrides Sub OnStart(ByVal args() As String)
Try
Directory.CreateDirectory("C:\Data")
Directory.CreateDirectory("C:\Data\Backup")
FileWatch = New FileSystemWatcher("C:\Data")
FileWatch.Filter = "*.*"
FileWatch.IncludeSubdirectories = True
FileWatch.EnableRaisingEvents = True
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("Service started at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnPause(ByVal args() As String)
Try
FileWatch.EnableRaisingEvents = False
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("Service paused at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnContinue(ByVal args() As String)
Try
FileWatch.EnableRaisingEvents = True
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("Service continued at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnShutdown(ByVal args() As String)
Try
FileWatch.EnableRaisingEvents = False
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("Service shutdown at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Overrides Sub OnStop()
Try
FileWatch.EnableRaisingEvents = False
Dim Log As New EventLog("Application")
Log.Source = "BackupService"
Log.WriteEntry("Service stopped at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
End Class</source>

==Inherits System.ServiceProcess.ServiceBase to create a service==

<source lang="vbnet">Imports System.ServiceProcess
Imports System.Timers
Imports System.IO
Imports System.Threading
Imports System.Web.Mail
Imports System.Diagnostics
Public Class Service1
Inherits System.ServiceProcess.ServiceBase
#Region " Component Designer generated code "
Public Sub New()
MyBase.New()
" This call is required by the Component Designer.
InitializeComponent()
" Add any initialization after the InitializeComponent() call
End Sub
"UserService overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
" The main entry point for the process
<MTAThread()> _
Shared Sub Main()
Dim ServicesToRun() As System.ServiceProcess.ServiceBase
" More than one NT Service may run within the same process. To add
" another service to this process, change the following line to
" create a second service object. For example,
"
" ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1, New MySecondUserService}
"
ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1()}
System.ServiceProcess.ServiceBase.Run(ServicesToRun)
End Sub
"Required by the Component Designer
Private components As System.ruponentModel.IContainer
" NOTE: The following procedure is required by the Component Designer
" It can be modified using the Component Designer.
" Do not modify it using the code editor.
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
"
"Service1
"
Me.CanPauseAndContinue = True
Me.CanShutdown = True
Me.ServiceName = "BigFileCheck"
End Sub
#End Region
Private WithEvents Alarm As Timers.Timer = New Timers.Timer(300000) " 5 minutes
Private BigFileNames As String = ""
Sub SearchTree(ByVal Dir As String)
Dim DirObj As New DirectoryInfo(Dir)
Dim Files As FileInfo() = DirObj.GetFiles("*.*")
Dim Dirs As DirectoryInfo() = DirObj.GetDirectories("*.*")
Dim Filename As FileInfo
For Each Filename In Files
If Filename.Length >= 1048576 Then
BigFileNames = Filename.FullName & Chr(13) & Chr(10)
End If
Next
Dim DirectoryName As DirectoryInfo
For Each DirectoryName In Dirs
Try
SearchTree(DirectoryName.FullName)
Catch E As Exception
End Try
Next
End Sub
Public Sub CheckBigFiles()
SearchTree("C:\")
If (BigFileNames.Length > 0) Then
Try
Dim Log As New EventLog("Application")
Log.Source = "Check big file service"
Log.WriteEntry("Big file found " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End If
End Sub

Public Sub OnTimedEvent(ByVal source As Object, ByVal e As ElapsedEventArgs) Handles Alarm.Elapsed
Dim FileCheck As Thread
FileCheck = New Thread(AddressOf CheckBigFiles)
FileCheck.Start()
End Sub

Protected Overrides Sub OnStart(ByVal args() As String)
Alarm.Enabled = True
End Sub
Protected Shadows Sub OnPause(ByVal args() As String)
Alarm.Enabled = False
End Sub
Protected Shadows Sub OnContinue(ByVal args() As String)
Alarm.Enabled = True
End Sub
Protected Shadows Sub OnShutdown(ByVal args() As String)
Alarm.Enabled = False
End Sub
Protected Overrides Sub OnStop()
Alarm.Enabled = False
End Sub
End Class</source>

==Log service==

<source lang="vbnet">Imports System.Diagnostics
Imports System.ServiceProcess
Public Class Service1
Inherits System.ServiceProcess.ServiceBase
#Region " Component Designer generated code "
Public Sub New()
MyBase.New()
" This call is required by the Component Designer.
InitializeComponent()
" Add any initialization after the InitializeComponent() call
End Sub
"UserService overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
" The main entry point for the process
<MTAThread()> _
Shared Sub Main()
Dim ServicesToRun() As System.ServiceProcess.ServiceBase
" More than one NT Service may run within the same process. To add
" another service to this process, change the following line to
" create a second service object. For example,
"
" ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1, New MySecondUserService}
"
ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1()}
System.ServiceProcess.ServiceBase.Run(ServicesToRun)
End Sub
"Required by the Component Designer
Private components As System.ruponentModel.IContainer
" NOTE: The following procedure is required by the Component Designer
" It can be modified using the Component Designer.
" Do not modify it using the code editor.
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
"
"Service1
"
Me.CanPauseAndContinue = True
Me.CanShutdown = True
Me.ServiceName = "LogService"
End Sub
#End Region

Protected Overrides Sub OnStart(ByVal args() As String)
Try
Dim Log As New EventLog("Application")
Log.Source = "LogService"
Log.WriteEntry("Service started at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnPause(ByVal args() As String)
Try
Dim Log As New EventLog("Application")
Log.Source = "LogService"
Log.WriteEntry("Service paused at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnContinue(ByVal args() As String)
Try
Dim Log As New EventLog("Application")
Log.Source = "LogService"
Log.WriteEntry("Service continued at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnShutdown(ByVal args() As String)
Try
Dim Log As New EventLog("Application")
Log.Source = "LogService"
Log.WriteEntry("Service shutdown at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Overrides Sub OnStop()
Try
Dim Log As New EventLog("Application")
Log.Source = "LogService"
Log.WriteEntry("Service stopped at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub

End Class</source>

==Service timer==

<source lang="vbnet">Imports System.Diagnostics
Imports System.ServiceProcess
Imports System.Timers
Imports System.IO
Public Class Service1
Inherits System.ServiceProcess.ServiceBase
#Region " Component Designer generated code "
Public Sub New()
MyBase.New()
" This call is required by the Component Designer.
InitializeComponent()
" Add any initialization after the InitializeComponent() call
End Sub
"UserService overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
" The main entry point for the process
<MTAThread()> _
Shared Sub Main()
Dim ServicesToRun() As System.ServiceProcess.ServiceBase
" More than one NT Service may run within the same process. To add
" another service to this process, change the following line to
" create a second service object. For example,
"
" ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1, New MySecondUserService}
"
ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1}
System.ServiceProcess.ServiceBase.Run(ServicesToRun)
End Sub
"Required by the Component Designer
Private components As System.ruponentModel.IContainer
" NOTE: The following procedure is required by the Component Designer
" It can be modified using the Component Designer.
" Do not modify it using the code editor.
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
"
"Service1
"
Me.CanPauseAndContinue = True
Me.CanShutdown = True
Me.ServiceName = "ServiceTimer"
End Sub
#End Region
Private WithEvents Alarm As Timer = New Timer(300000) " 5 minutes
Public Sub OnTimedEvent(ByVal source As Object, ByVal e As ElapsedEventArgs) Handles Alarm.Elapsed
Dim DirInfo As DirectoryInfo = New DirectoryInfo("C:\")
Dim Log As New EventLog("Application")
Log.Source = "ServiceTimer"
Log.WriteEntry("Root files at " & Now() & " is " & _
DirInfo.GetFiles("*.*").Length())
Log.Close()
End Sub

Protected Overrides Sub OnStart(ByVal args() As String)
Alarm.Enabled = True
Try
Dim Log As New EventLog("Application")
Log.Source = "ServiceTimer"
Log.WriteEntry("Service started at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnPause(ByVal args() As String)
Alarm.Enabled = False
Try
Dim Log As New EventLog("Application")
Log.Source = "ServiceTimer"
Log.WriteEntry("Service paused at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnContinue(ByVal args() As String)
Alarm.Enabled = True
Try
Dim Log As New EventLog("Application")
Log.Source = "ServiceTimer"
Log.WriteEntry("Service continued at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnShutdown(ByVal args() As String)
Alarm.Enabled = False
Try
Dim Log As New EventLog("Application")
Log.Source = "ServiceTimer"
Log.WriteEntry("Service shutdown at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
Protected Overrides Sub OnStop()
Alarm.Enabled = False
Try
Dim Log As New EventLog("Application")
Log.Source = "ServiceTimer"
Log.WriteEntry("Service stopped at " & DateTime.Now)
Log.Close()
Catch E As Exception
End Try
End Sub
End Class</source>

==Your first service==

<source lang="vbnet">Imports System.Diagnostics
Imports System.ServiceProcess
Imports System.IO
Public Class Service1
Inherits System.ServiceProcess.ServiceBase
#Region " Component Designer generated code "
Public Sub New()
MyBase.New()
" This call is required by the Component Designer.
InitializeComponent()
" Add any initialization after the InitializeComponent() call
End Sub
"UserService overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
" The main entry point for the process
<MTAThread()> _
Shared Sub Main()
Dim ServicesToRun() As System.ServiceProcess.ServiceBase
" More than one NT Service may run within the same process. To add
" another service to this process, change the following line to
" create a second service object. For example,
"
" ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1, New MySecondUserService}
"
ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1()}
System.ServiceProcess.ServiceBase.Run(ServicesToRun)
End Sub
"Required by the Component Designer
Private components As System.ruponentModel.IContainer
" NOTE: The following procedure is required by the Component Designer
" It can be modified using the Component Designer.
" Do not modify it using the code editor.
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
"
"Service1
"
Me.CanPauseAndContinue = True
Me.CanShutdown = True
Me.ServiceName = "DemoService"
End Sub
#End Region

Private FileSt As StreamWriter
Protected Overrides Sub OnStart(ByVal args() As String)
Try
FileSt = New StreamWriter("C:\DemoEvents.log", True)
FileSt.WriteLine("Service started at " & DateTime.Now)
FileSt.Flush()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnPause(ByVal args() As String)
Try
FileSt.WriteLine("Service paused at " & DateTime.Now)
FileSt.Flush()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnContinue(ByVal args() As String)
Try
FileSt.WriteLine("Service continued at " & DateTime.Now)
FileSt.Flush()
Catch E As Exception
End Try
End Sub
Protected Shadows Sub OnShutdown(ByVal args() As String)
Try
FileSt.WriteLine("Service shutdown at " & DateTime.Now)
FileSt.Close()
Catch E As Exception
End Try
End Sub
Protected Overrides Sub OnStop()
Try
FileSt.WriteLine("Service stopped at " & DateTime.Now)
FileSt.Close()
Catch E As Exception
End Try
End Sub
End Class</source>

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в 16:40, 26 мая 2010

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