Tok писал(а):Как сделать прогу сервисом? Со всеми "делами" - описаниями, зависимостями и т.д.
hCORe писал(а):При помощи разных ухищрений (например, утилиты srvany.exe, которая превращает любую программу в службу) на уровне системы тоже можно. Но вот то, что ты сможешь работать напрямую с ядром - вряд ли
gaidar писал(а):Только очень обходными путями с использованием "сторонних" контролов.
gaidar писал(а):А вообще - писать на VB6 сервисы - идея довольно-таки дурная, при наличии уже отработаных средств в VC, или в .NET
gaidar писал(а):Кхм. Все-таки - всовывать еще и "левый" ActiveX, это не то. То ли дело простенький сервис, написаный на Си- один exe и никаких проблем. О! Вспомнил, на www.pscode.com мой пример на C++ есть
.
А на VB и с левым OCX - это не для высокопроизводительных систем.
'Модуль сервиса
'NTService.bas
'
Public Type ServiceConfigType
ServiceName As String
DisplayName As String
FileName As String
StartType As Long
AccountName As String
Password As String
Parameters As String
End Type
Public ServiceConfig As ServiceConfigType
Private Declare Function CreateThread Lib "kernel32" (ByVal lpThreadAttributes As Long, ByVal dwStackSize As Long, ByVal lpStartAddress As Long, ByVal lpParameter As Long, ByVal dwCreationFlags As Long, lpThreadId As Long) As Long
Private ServiceStatus As SERVICE_STATUS
Private hServiceStatus As Long
Private Const ERROR_SERVICE_DOES_NOT_EXIST = 1060&
Private Const SERVICE_WIN32_OWN_PROCESS = &H10&
'Private Const SERVICE_WIN32_SHARE_PROCESS = &H20&
'Private Const SERVICE_WIN32 = SERVICE_WIN32_OWN_PROCESS + _
SERVICE_WIN32_SHARE_PROCESS
'Private Const SERVICE_ACCEPT_STOP = &H1
'Private Const SERVICE_ACCEPT_PAUSE_CONTINUE = &H2
'Private Const SERVICE_ACCEPT_SHUTDOWN = &H4
Private Const SC_MANAGER_CONNECT = &H1&
Private Const SC_MANAGER_CREATE_SERVICE = &H2&
'Private Const SC_MANAGER_ENUMERATE_SERVICE = &H4
'Private Const SC_MANAGER_LOCK = &H8
'Private Const SC_MANAGER_QUERY_LOCK_STATUS = &H10
'Private Const SC_MANAGER_MODIFY_BOOT_CONFIG = &H20
Private Const STANDARD_RIGHTS_REQUIRED = &HF0000
Private Const SERVICE_QUERY_CONFIG = &H1&
Private Const SERVICE_CHANGE_CONFIG = &H2&
Private Const SERVICE_QUERY_STATUS = &H4&
Private Const SERVICE_ENUMERATE_DEPENDENTS = &H8&
Private Const SERVICE_START = &H10&
Private Const SERVICE_STOP = &H20&
Private Const SERVICE_PAUSE_CONTINUE = &H40&
Private Const SERVICE_INTERROGATE = &H80&
Private Const SERVICE_USER_DEFINED_CONTROL = &H100&
Private Const SERVICE_ALL_ACCESS = (STANDARD_RIGHTS_REQUIRED Or _
SERVICE_QUERY_CONFIG Or _
SERVICE_CHANGE_CONFIG Or _
SERVICE_QUERY_STATUS Or _
SERVICE_ENUMERATE_DEPENDENTS Or _
SERVICE_START Or _
SERVICE_STOP Or _
SERVICE_PAUSE_CONTINUE Or _
SERVICE_INTERROGATE Or _
SERVICE_USER_DEFINED_CONTROL)
'//
'// Start Type
'//
Private Enum SERVICE_START_TYPE
SERVICE_BOOT_START = &H0
SERVICE_SYSTEM_START = &H1
SERVICE_AUTO_START = &H2
SERVICE_DEMAND_START = &H3
SERVICE_DISABLED = &H4
End Enum
Private Const SERVICE_ERROR_NORMAL As Long = 1
Private Const ERROR_INSUFFICIENT_BUFFER = 122&
'Private Enum SERVICE_CONTROL
' SERVICE_CONTROL_STOP = 1&
' SERVICE_CONTROL_PAUSE = 2&
' SERVICE_CONTROL_CONTINUE = 3&
' SERVICE_CONTROL_INTERROGATE = 4&
' SERVICE_CONTROL_SHUTDOWN = 5&
'End Enum
'Public Enum SERVICE_STATE
' SERVICE_STOPPED = &H1
' SERVICE_START_PENDING = &H2
' SERVICE_STOP_PENDING = &H3
' SERVICE_RUNNING = &H4
' SERVICE_CONTINUE_PENDING = &H5
' SERVICE_PAUSE_PENDING = &H6
' SERVICE_PAUSED = &H7
'End Enum
'Private Type SERVICE_STATUS
' dwServiceType As Long
' dwCurrentState As Long
' dwControlsAccepted As Long
' dwWin32ExitCode As Long
' dwServiceSpecificExitCode As Long
' dwCheckPoint As Long
' dwWaitHint As Long
'End Type
Private Type QUERY_SERVICE_CONFIG
dwServiceType As Long
dwStartType As Long
dwErrorControl As Long
lpBinaryPathName As Long
lpLoadOrderGroup As Long
dwTagId As Long
lpDependencies As Long
lpServiceStartName As Long
lpDisplayName As Long
End Type
Private Declare Function OpenSCManager _
Lib "advapi32" Alias "OpenSCManagerA" _
(ByVal lpMachineName As String, ByVal lpDatabaseName As String, _
ByVal dwDesiredAccess As Long) As Long
Private Declare Function CreateService _
Lib "advapi32" Alias "CreateServiceA" _
(ByVal hSCManager As Long, ByVal lpServiceName As String, _
ByVal lpDisplayName As String, ByVal dwDesiredAccess As Long, _
ByVal dwServiceType As Long, ByVal dwStartType As Long, _
ByVal dwErrorControl As Long, ByVal lpBinaryPathName As String, _
ByVal lpLoadOrderGroup As String, ByVal lpdwTagId As String, _
ByVal lpDependencies As String, ByVal lp As String, _
ByVal lpPassword As String) As Long
Private Declare Function DeleteService _
Lib "advapi32" (ByVal hService As Long) As Long
Private Declare Function CloseServiceHandle _
Lib "advapi32" (ByVal hSCObject As Long) As Long
Private Declare Function OpenService _
Lib "advapi32" Alias "OpenServiceA" _
(ByVal hSCManager As Long, ByVal lpServiceName As String, _
ByVal dwDesiredAccess As Long) As Long '** Change SERVICE_NAME as needed
Private Declare Function QueryServiceConfig Lib "advapi32" _
Alias "QueryServiceConfigA" (ByVal hService As Long, _
lpServiceConfig As QUERY_SERVICE_CONFIG, _
ByVal cbBufSize As Long, pcbBytesNeeded As Long) As Long
Private Declare Function QueryServiceStatus Lib "advapi32" _
(ByVal hService As Long, lpServiceStatus As SERVICE_STATUS) As Long
Private Declare Function ControlService Lib "advapi32" _
(ByVal hService As Long, ByVal dwControl As SERVICE_CONTROL, _
lpServiceStatus As SERVICE_STATUS) As Long
Private Declare Function StartService Lib "advapi32" _
Alias "StartServiceA" (ByVal hService As Long, _
ByVal dwNumServiceArgs As Long, ByVal lpServiceArgVectors As Long) As Long
Private Declare Function NetWkstaUserGetInfo Lib "Netapi32" (ByVal Reserved As Any, ByVal Level As Long, lpBuffer As Any) As Long
Private Declare Function NetApiBufferFree Lib "Netapi32" (ByVal lpBuffer As Long) As Long
Private Declare Function lstrcpy Lib "kernel32" Alias "lstrcpyA" (ByVal lpString1 As Any, ByVal lpString2 As Any) As Long
Private Declare Function lstrlen Lib "kernel32" Alias "lstrlenA" (ByVal lpString As Any) As Long
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)
Private Declare Function lstrlenW Lib "kernel32" (ByVal lpString As Long) As Long
' This function fills Service Account field in form.
' It returns nonzero value on error
Public Function GetServiceConfig(ByVal ServiceName As String) As Long
Dim hSCManager As Long, hService As Long
Dim r As Long, SCfg() As QUERY_SERVICE_CONFIG, r1 As Long, s As String
ServiceConfig.ServiceName = ""
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CONNECT)
If hSCManager <> 0 Then
hService = OpenService(hSCManager, ServiceName, SERVICE_QUERY_CONFIG)
If hService <> 0 Then
ReDim SCfg(1 To 1)
If QueryServiceConfig(hService, SCfg(1), 36, r) = 0 Then
If Err.LastDllError = ERROR_INSUFFICIENT_BUFFER Then
r1 = r \ 36 + 1
ReDim SCfg(1 To r1)
If QueryServiceConfig(hService, SCfg(1), r1 * 36, r) <> 0 Then
ServiceConfig.ServiceName = ServiceName
ServiceConfig.StartType = SCfg(1).dwStartType
' AccountName
s = Space$(255)
lstrcpy s, SCfg(1).lpServiceStartName
ServiceConfig.AccountName = Left$(s, lstrlen(s))
lstrcpy s, SCfg(1).lpDisplayName
ServiceConfig.DisplayName = Left$(s, lstrlen(s))
lstrcpy s, SCfg(1).lpBinaryPathName
ServiceConfig.FileName = Left$(s, lstrlen(s))
Dim Pos As Long
Pos = InStr(1, ServiceConfig.FileName, " ")
If Pos > 0 Then
ServiceConfig.Parameters = Mid(ServiceConfig.FileName, Pos + 1)
ServiceConfig.FileName = Left(ServiceConfig.FileName, Pos - 1)
End If
Else
GetServiceConfig = Err.LastDllError
End If
Else
GetServiceConfig = Err.LastDllError
End If
End If
CloseServiceHandle hService
Else
GetServiceConfig = Err.LastDllError
End If
CloseServiceHandle hSCManager
Else
GetServiceConfig = Err.LastDllError
End If
End Function
' This function returns current service status or 0 on error
Public Function GetServiceStatus() As SERVICE_STATE
Dim hSCManager As Long, hService As Long, Status As SERVICE_STATUS
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CONNECT)
If hSCManager <> 0 Then
hService = OpenService(hSCManager, ServiceConfig.ServiceName, SERVICE_QUERY_STATUS)
If hService <> 0 Then
If QueryServiceStatus(hService, Status) Then
GetServiceStatus = Status.dwCurrentState
End If
CloseServiceHandle hService
End If
CloseServiceHandle hSCManager
End If
End Function
' This function installs service on local computer
' It returns nonzero value on error
Public Function SetNTService() As Long
Dim hSCManager As Long
Dim hService As Long, DomainName As String
If Len(ServiceConfig.AccountName) = 0 Then
ServiceConfig.AccountName = "LocalSystem"
End If
'If AccountName <> "LocalSystem" Then
'' Add domain name to account string
' If InStr(1, AccountName, "\") = 0 Then
' DomainName = GetDomainName()
' If DomainName = "" Then DomainName = "."
' AccountName = DomainName & "\" & AccountName
' End If
'End If
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CREATE_SERVICE)
If hSCManager <> 0 Then
' Install service to manual start. To set service to autostart
' replace SERVICE_DEMAND_START to SERVICE_AUTO_START
hService = CreateService(hSCManager, ServiceConfig.ServiceName, _
ServiceConfig.DisplayName, SERVICE_ALL_ACCESS, _
SERVICE_WIN32_OWN_PROCESS, _
SERVICE_AUTO_START, SERVICE_ERROR_NORMAL, _
Trim(ServiceConfig.FileName & " " & ServiceConfig.Parameters), vbNullString, _
vbNullString, vbNullString, ServiceConfig.AccountName, _
ServiceConfig.Password)
If hService <> 0 Then
CloseServiceHandle hService
Else
SetNTService = Err.LastDllError
End If
CloseServiceHandle hSCManager
Else
SetNTService = Err.LastDllError
End If
End Function
' This function uninstalls service
' It returns nonzero value on error
Public Function DeleteNTService() As Long
Dim hSCManager As Long
Dim hService As Long, Status As SERVICE_STATUS
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CONNECT)
If hSCManager <> 0 Then
hService = OpenService(hSCManager, ServiceConfig.ServiceName, _
SERVICE_ALL_ACCESS)
If hService <> 0 Then
' Stop service if it is running
ControlService hService, SERVICE_CONTROL_STOP, Status
If DeleteService(hService) = 0 Then
DeleteNTService = Err.LastDllError
End If
CloseServiceHandle hService
Else
DeleteNTService = Err.LastDllError
End If
CloseServiceHandle hSCManager
Else
DeleteNTService = Err.LastDllError
End If
End Function
' This function returns local network domain name
' or zero-length string on error
Public Function GetDomainName() As String
Dim lpBuffer As Long, l As Long, p As Long
If NetWkstaUserGetInfo(0&, 1&, lpBuffer) = 0 Then
CopyMemory p, ByVal lpBuffer + 4, 4
l = lstrlenW(p)
If l > 0 Then
GetDomainName = Space$(l)
CopyMemory ByVal StrPtr(GetDomainName), ByVal p, l * 2
End If
NetApiBufferFree lpBuffer
End If
End Function
' This function starts service
' It returns nonzero value on error
Public Function StartNTService() As Long
Dim hSCManager As Long, hService As Long
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CONNECT)
If hSCManager <> 0 Then
hService = OpenService(hSCManager, ServiceConfig.ServiceName, SERVICE_START)
If hService <> 0 Then
If StartService(hService, 0, 0) = 0 Then
StartNTService = Err.LastDllError
End If
CloseServiceHandle hService
Else
StartNTService = Err.LastDllError
End If
CloseServiceHandle hSCManager
Else
StartNTService = Err.LastDllError
End If
End Function
' This function stops service
' It returns nonzero value on error
Public Function StopNTService() As Long
Dim hSCManager As Long, hService As Long, Status As SERVICE_STATUS
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CONNECT)
If hSCManager <> 0 Then
hService = OpenService(hSCManager, ServiceConfig.ServiceName, SERVICE_STOP)
If hService <> 0 Then
If ControlService(hService, SERVICE_CONTROL_STOP, Status) = 0 Then
StopNTService = Err.LastDllError
End If
CloseServiceHandle hService
Else
StopNTService = Err.LastDllError
End If
CloseServiceHandle hSCManager
Else
StopNTService = Err.LastDllError
End If
End Function
' The FncPtr function returns function pointer.
Function FncPtr(ByVal fnp As Long) As Long
FncPtr = fnp
End Function
' The StartAsService function creates Service Dispatcher thread.
Public Function StartAsService() As Long
Dim ThreadId As Long
StartAsService = CreateThread(0&, 0&, AddressOf ServiceThread, 0&, 0&, ThreadId)
End Function
' The ServiceThread sub starts the service.
' This sub returns control only after service termination.
Private Sub ServiceThread(ByVal dummy As Long)
Dim ServiceTableEntry As SERVICE_TABLE
ServiceTableEntry.lpServiceName = ServiceNamePtr
ServiceTableEntry.lpServiceProc = FncPtr(AddressOf ServiceMain)
StartServiceCtrlDispatcher ServiceTableEntry
End Sub
' The ServiceMain sub - main service sub.
' It initializes service,
' sets event hStartEvent, and waits hStopEvent event.
' When hStopEvent fires, this sub exits and service stops.
Private Sub ServiceMain(ByVal dwArgc As Long, ByVal lpszArgv As Long)
ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS
ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP _
Or SERVICE_ACCEPT_SHUTDOWN
ServiceStatus.dwWin32ExitCode = 0&
ServiceStatus.dwServiceSpecificExitCode = 0&
ServiceStatus.dwCheckPoint = 0&
ServiceStatus.dwWaitHint = 0&
hServiceStatus = RegisterServiceCtrlHandler(Service_Name, _
AddressOf Handler)
SetServiceState SERVICE_START_PENDING
' Set hStartEvent. It unlocks main application thread
' which allows to do some work in it
SetEvent hStartEvent
' Wait until hStopEvent fires
WaitForSingleObject hStopEvent, INFINITE
End Sub
' The Handler sub processes commands from Service Dispatcher.
' It sets event hStopEvent when processes command
' SERVICE_CONTROL_STOP or SERVICE_CONTROL_SHUTDOWN.
Private Sub Handler(ByVal fdwControl As Long)
Select Case fdwControl
Case SERVICE_CONTROL_SHUTDOWN, SERVICE_CONTROL_STOP
SetServiceState SERVICE_STOP_PENDING
SetEvent hStopPendingEvent
Case Else
SetServiceState
End Select
End Sub
' The SetServiceState sub changes service state.
' If parameter omitted, it confirms previous state.
Public Sub SetServiceState(Optional ByVal NewState As SERVICE_STATE = 0&)
If NewState <> 0& Then ServiceStatus.dwCurrentState = NewState
SetServiceStatus hServiceStatus, ServiceStatus
End Sub
'модуль программы
'mMain.bas
'
Public Service_Name As String
Public Const INFINITE = -1& ' Infinite timeout
Private Const WAIT_TIMEOUT = 258&
Public Type OSVERSIONINFO
dwOSVersionInfoSize As Long
dwMajorVersion As Long
dwMinorVersion As Long
dwBuildNumber As Long
dwPlatformId As Long
szCSDVersion(1 To 128) As Byte ' Maintenance string for PSS usage
End Type
Public Const VER_PLATFORM_WIN32_NT = 2&
Private Declare Function GetVersionEx Lib "kernel32" Alias "GetVersionExA" (lpVersionInformation As OSVERSIONINFO) As Long
Private Declare Function MessageBox Lib "user32" Alias "MessageBoxA" (ByVal hWnd As Long, ByVal lpText As String, ByVal lpCaption As String, ByVal wType As Long) As Long
Private Declare Function GetTickCount Lib "kernel32" () As Long
Public hStopEvent As Long
Public hStartEvent As Long
Public hStopPendingEvent As Long
Public IsNT As Boolean
Public IsNTService As Boolean
Public ServiceName() As Byte
Public ServiceNamePtr As Long
'
'
Public AppName As String
Public CmdArgs As CommandArguments
'
Public Sub Idle(Optional msec As Long = 0)
Dim EndTime As Long
EndTime = GetTickCount() + msec
Do
DoEvents
Sleep 1
Loop While GetTickCount() < EndTime
End Sub
Private Sub Main()
AppName = App.EXEName
' коллекция параметров коммандной строки
Set CmdArgs = New CommandArguments
' описание сервиса
NTService.ServiceConfig.FileName = App.Path & "\" & App.EXEName & ".exe"
NTService.ServiceConfig.DisplayName = CmdArgs("display", App.ProductName)
If CmdArgs.Exists("install") Then
' инсталляция
Service_Name = CmdArgs("install", AppName)
NTService.ServiceConfig.ServiceName = Service_Name
NTService.ServiceConfig.Parameters = "-service " & Service_Name & _
" -config """ & CmdArgs("config", App.Path & "\" & defConfigIni) & """" & _
" -refreshtimeout 10000"
NTService.SetNTService
ElseIf CmdArgs.Exists("uninstall") Then
' деинсталляция
Service_Name = CmdArgs("uninstall", AppName)
NTService.ServiceConfig.ServiceName = Service_Name
NTService.DeleteNTService
ElseIf CmdArgs.Exists("start") Then
' старт
Service_Name = CmdArgs("start", AppName)
NTService.ServiceConfig.ServiceName = Service_Name
NTService.StartNTService
ElseIf CmdArgs.Exists("stop") Then
' стоп
Service_Name = CmdArgs("stop", AppName)
NTService.ServiceConfig.ServiceName = Service_Name
NTService.StopNTService
Else
'собственно работа
mMain.GetConfigParams
'
If CmdArgs.Exists("service") Then
LogInfo VBA.Command$
Dim hnd As Long
Dim h(0 To 1) As Long
' Check OS type
IsNT = CheckIsNT()
' Creating events
hStopEvent = CreateEvent(0, 1, 0, vbNullString)
hStopPendingEvent = CreateEvent(0, 1, 0, vbNullString)
hStartEvent = CreateEvent(0, 1, 0, vbNullString)
ServiceName = StrConv(Service_Name, vbFromUnicode)
ServiceNamePtr = VarPtr(ServiceName(LBound(ServiceName)))
If IsNT Then
' Trying to start service
hnd = StartAsService
h(0) = hnd
h(1) = hStartEvent
' Waiting for one of two events: sucsessful service start (1) or
' terminaton of service thread (0)
IsNTService = WaitForMultipleObjects(2&, h(0), 0&, INFINITE) = 1&
If Not IsNTService Then
CloseHandle hnd
'MsgBox "This program must be started as service."
MessageBox 0&, "This program must be started as a service.", App.Title, vbInformation Or vbOKOnly Or vbMsgBoxSetForeground
End If
Else
MessageBox 0&, "This program is only for Windows NT/2000/XP.", App.Title, vbInformation Or vbOKOnly Or vbMsgBoxSetForeground
End If
If IsNTService Then
' ******************
' Here you may initialize and start service's objects
' These objects must be event-driven and must return control
' immediately after starting.
' ******************
SetServiceState SERVICE_RUNNING
'
'здесь можно проинициализировать сервис
'
If mMain.ImportProcessStarted Then
Do
' ******************
' It is main service loop. Here you may place statements
' which perform useful functionality of this service.
' ******************
' Loop repeats every second. You may change this interval.
'
'
'а здесь выполняем нужные нам действия
ProcessData
'
Loop While WaitForSingleObject(hStopPendingEvent, RefreshTimeout) = WAIT_TIMEOUT
End If
' ******************
' Here you may stop and destroy service's objects
' ******************
SetServiceState SERVICE_STOPPED
SetEvent hStopEvent
' Waiting for service thread termination
WaitForSingleObject hnd, INFINITE
CloseHandle hnd
End If
CloseHandle hStopEvent
CloseHandle hStartEvent
CloseHandle hStopPendingEvent
'
'
'здесь нужно удалить глобальные переменные
'
Else
'
'здесь показываем форму настроек, если запускаем без параметров
f_Options.Show
End If
End If
Set CmdArgs = Nothing
End Sub
Tok писал(а):Может примерчик дадите по использованию данного кода? Сам пытаюсь, но безуспешно
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