Private/Write-CIEMLog.ps1
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function Write-CIEMLog { <# .SYNOPSIS Writes a log entry to the CIEM log file. .DESCRIPTION Internal logging function that writes timestamped entries to a log file in the module directory. Supports severity levels: DEBUG, INFO, WARNING, ERROR. .PARAMETER Message The log message to write. .PARAMETER Severity Log severity level. Defaults to INFO. .PARAMETER Component Optional component name for categorizing log entries. .EXAMPLE Write-CIEMLog -Message "Starting authentication" -Severity INFO -Component "Connect-CIEM" #> [CmdletBinding()] param( [Parameter(Mandatory, Position = 0)] [string]$Message, [Parameter()] [ValidateSet('DEBUG', 'INFO', 'WARNING', 'ERROR')] [string]$Severity = 'INFO', [Parameter()] [string]$Component = 'CIEM' ) # Log file path - in module directory for easy access $logPath = Join-Path -Path $script:ModuleRoot -ChildPath 'ciem.log' # Format timestamp $timestamp = Get-Date -Format 'yyyy-MM-dd HH:mm:ss.fff' # Build log entry $logEntry = "[$timestamp] [$Severity] [$Component] $Message" # Append to log file (thread-safe with mutex for PSU concurrent access) $mutex = New-Object System.Threading.Mutex($false, 'CIEMLogMutex') try { $mutex.WaitOne() | Out-Null Add-Content -Path $logPath -Value $logEntry -Encoding UTF8 } finally { $mutex.ReleaseMutex() } # Also write to verbose stream for debugging Write-Verbose $logEntry } |