Public/Write-CustomLog.ps1
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function Write-CustomLog { [CmdletBinding()] Param ( [parameter(ParameterSetName = "syslog", Position = 0, Mandatory = $false)] [parameter(ParameterSetName = "nosyslog", Position = 0, Mandatory = $false)] [ValidateRange(0, 5)] [int]$LogLevel = 1, [Parameter(ParameterSetName = "syslog", Position = 1, Mandatory = $true)] [Parameter(ParameterSetName = "nosyslog", Position = 1, Mandatory = $true)] [String]$Message, [Parameter(ParameterSetName = "syslog", Position = 2, Mandatory = $false)] [Parameter(ParameterSetName = "nosyslog", Position = 2, Mandatory = $false)] [String]$LogFile = $global:LogFile, [Parameter(ParameterSetName = "syslog", Position = 3, Mandatory = $false)] [Parameter(ParameterSetName = "nosyslog", Position = 3, Mandatory = $false)] [String]$TimeStampFormat = "HH:mm:ss.fffff", [Parameter(ParameterSetName = "syslog", Mandatory = $false)] [Parameter(ParameterSetName = "nosyslog", Mandatory = $false)] [switch]$LogHeader, [Parameter(ParameterSetName = "syslog", Mandatory = $true)] [String]$SyslogServer = $global:SyslogServer, [Parameter(ParameterSetName = "syslog", Mandatory = $true)] [int]$SyslogPort = $global:SyslogPort, [Parameter(ParameterSetName = "syslog", Mandatory = $true)] [String]$SyslogApplication = $global:SyslogApplication, [Parameter(ParameterSetName = "syslog", Mandatory = $false)] [switch]$IsError ) # timestamp formats: # "yyyy/MM/dd HH:mm:ss.fffff" # "HH:mm:ss.fffff" $VerbosePrefix = 'Write-CustomLog:' if ($global:LogThreshold -ge $LogLevel) { # Create Custom LogMessage if ($LogHeader) { $LogMessage = "`r`n" + '-------------' + (Get-Date -Format "yyyy/MM/dd HH:mm:ss.fffff") + " " + $Message + '-------------' $SyslogMessage = $LogMessage } else { $LogMessage = (Get-Date -Format $TimeStampFormat) + ": " + $Message $SyslogMessage = $Message } # Write LogMessage to Verbose Write-Verbose $LogMessage # Write LogMessage to LogFile if specified if ($LogFile) { $LogMessage | Out-File $LogFile -Append } # Syslog if ($PsCmdlet.ParameterSetName -eq 'syslog') { # Translate Loglevel to Severity for Syslog if ($VerbosityThreshold -gt 2) { $LogSeverity = 'Debug' } else { $LogSeverity = 'Informational' } if ($IsError) { $LogSeverity = 'Error' } # Send Syslog to LogDNA Write-Verbose "$VerbosePrefix Sending syslog to $SyslogServer`:$SyslogPort with Severity $LogSeverity" Send-SyslogMessage -Server $SyslogServer -UDPPort $SyslogPort -Severity $LogSeverity -Facility 'user' -Application $SyslogApplication -Message $SyslogMessage } } } Set-Alias -Name log -Value Write-CustomLog |