CheckServiceHealth.psm1
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function Check-ServiceHealth { [CmdletBinding()] # To turn function into a advance function (SupportsShouldProcess adds WhatIf and Confirm parameters.) param( [string[]] $Services, [string] $LogPath = "c:\temp" ) foreach($service in $Services) { Write-Verbose "$service Connecting......" # First we create the request. $HTTP_Request = [System.Net.WebRequest]::Create($service) # We then get a response from the site. $HTTP_Response = $HTTP_Request.GetResponse() # We then get the HTTP code as an integer. $HTTP_Status = [int]$HTTP_Response.StatusCode If ($HTTP_Status -eq 200) { @{ Attempt = $HTTP_Response.LastModified; Response = $HTTP_Response.ResponseUri; Status = $HTTP_Response.StatusDescription; Result = "Pass" } } Else { $Status = "FAILED" $AccessAt = Get-Date Write-Error "$URI : The Site may be down, please check!" $LogMessage = "$service FAILED $AccessAt" Write-Verbose $LogMessage Write-Log -Message $LogMessage -LogPath $LogPath } # Finally, we clean up the http request by closing it. If ($HTTP_Response -eq $null) { } Else { $HTTP_Response.Close() } } } #Write log to the log file function Write-Log { param( [string] $Message, [string] $LogPath ) Write-Verbose $Message Write-Verbose $LogPath #Make log file ready check-LogFile -LogPath $LogPath #write log Add-Content -path "$LogPath\log.txt" -value $Message Write-Verbose "Log updated" } #check if Log file exists else create function check-LogFile { param([string] $LogPath) Write-Verbose $LogPath #create log file if not exists if (!(Test-Path $LogPath)) { $CurrentDatetime = Get-Date $LogMessage = "Log file created on $CurrentDatetime" New-Item -path $LogPath -name log.txt -type "file" -value $LogMessage Write-Verbose "Log file created" } else { Write-Verbose "File Exists" } Write-Verbose "Log file ready" } #NOT WORKING function Send-Mail { Send-MailMessage -From 'techiesclub2021@gmail.com' -To 'techiesclub2021' -Subject 'Test mail' -SmtpServer smtp.gmail.com -Credential (Get-Credential) -Port 587 } Export-ModuleMember -Function 'Check-ServiceHealth' #Load functions #. .\CheckServiceHealth.ps1 |