如果我使用
$service.stopservice()
方法我因为依赖性而出错,我需要做的是重新启动服务及其所有依赖项。
类似于如果使用GUI并且我选择了顶线服务并按下重启,首先我会收到一个警告,然后是一个其他服务的列表,这些服务也将重新启动,然后在重新启动顶部服务之前停止每个依赖项,然后重新启动依赖项。
我需要在powershell中执行此操作
Try {
Write-host "Connecting to remote computer"
$service = Get-WmiObject -Class Win32_Service -ComputerName $ip -Credential $cred -Filter "Name='$servname'"
if ($service.Status -eq 'Running'){$ServiceStarted = $true}
if($ServiceStarted -eq $true) {
$StopResponse = $service.stopservice()
$StopReturnCode = Switch ($StopResponse.ReturnValue) {
0{ "The request was accepted" }
5{ "The service is already stopped" }
10{ "The service failed to stop - run the script again" }
default{ "Something unexpected happened" }
}
}
Write-Host $StopReturnCode
} catch {
Write-Host "script noped out bro" :fore RED
}
上述工作(虽然缓慢)适用于单一服务。
我尝试过使用-Force,但这不起作用,-Force -Confirm会出错。
关于这个用例有一些想法。
您可以通过几种方式获取依赖项...并在尝试之前根据需要启动并重新启动您所依赖的项。
# Review Dependent Services
Get-Service -Name Winmgmt -DependentServices
要么
Use Windows PowerShell to Display Service Dependencies
Get-Service -CN $env:COMPUTERNAME |
Where-Object { $_.status -eq ‘running’} |
ForEach-Object {
write-host -ForegroundColor 9 "Service name $($_.name)"
if ($_.DependentServices)
{
write-host -ForegroundColor 3 "tServices that depend on $($_.name)"
foreach ($s in $_.DependentServices)
{ "tt" + $s.name }
} #end if DependentServices
if ($_.RequiredServices)
{
Write-host -ForegroundColor 10 "tServices required by $($_.name)"
foreach ($r in $_.RequiredServices)
{ "tt" + $r.name }
} #end if DependentServices
} #end foreach-object
解决它们可以有不同的方法,这里是对该主题的讨论。
How to restart services with dependencies via PowerShell Scripting (128574)
# For services with just a few dependencies, running
Restart-Service winmgmt -Force -PassThru
可能已足够,因为重新启动了所有当前运行的依赖项。
但是,这是一种不安全的方式,因为某些服务可能先前已停止。
对于生产机器,建议使用以下方法(示例使用WMI服务):
cls
Write-Host "Restarting Service with Dependencies`r`n" -f Green
# 1. Get wmi dependencies
$wmidependents = (get-service winmgmt).dependentservices
if desired to get only the running dependent services, pipe | where {$_.status -eq "running"}
# 2. Get all necessary information about dependent services
$wmidependentservices = Get-WmiObject Win32_Service |
Select-object name,state,startmode |
Where-Object {$wmidependents.name -contains $_.name}
# 3. Stop wmi dependencies
Write-Host "`r`nStopping Services`r`n-----------------`r`n" -f Yellow
ForEach ($service in $wmidependentservices)
{
Write-Host "`r`nAnalyzing $($service.name)" -f Yellow
if($service.startmode -eq "auto" -or $service.status -eq "Running")
{
Write-Host "Stopping $($service.name)"
stop-service $service.name
#you can add more logic in the block
}
else
{
"$($service.name) is $($service.state) with the startmode: $($service.startmode)"
}
}
#equivalent to stop-service $wmidependents.name
# 4. Stop the WMI service
Stop-Service winmgmt -force
Write-Host "`r`nStarting Services`r`n -----------------`r`n" -f Yellow
# 5. start dependencies
ForEach ($service in $wmidependentservices)
{
Write-Host "`r`nAnalyzing $($service.name)" -f Yellow
if($service.startmode -eq "auto")
{
"Starting $($service.name)"
start-service $service.name
#you can add more logic in the block
}
else
{
"$($service.name) is $($service.state) with the startmode: $($service.startmode)"
}
}
#equivalent to start-service $wmidependents.name
# 6. start WMI
Start-Service winmgmt
请注意,延迟自动和自动启动类型都由WMI显示为“自动”。