SmartLogAnalyzer

1.0.1

Private/Convert-Timestamp.ps1

                                function Convert-Timestamp {

    [CmdletBinding()]

    param (

        [Parameter(Mandatory)]

        [string]$Line

    )

    # Try matching a timestamp first

    if ($Line -match '(\d{4}-\d{2}-\d{2}[ T]\d{2}:\d{2}:\d{2}(?:Z|[\+\-]\d{2}:\d{2})?)') {

        $rawTimestamp = $matches[1]

        $formats = @(

            'yyyy-MM-dd HH:mm:ss',

            'yyyy-MM-ddTHH:mm:ss',

            'yyyy-MM-ddTHH:mm:ssZ',

            'yyyy-MM-ddTHH:mm:sszzz'

        )

        foreach ($fmt in $formats) {

            $parsed = $null

            if ([datetime]::TryParseExact($rawTimestamp, $fmt, $null, [System.Globalization.DateTimeStyles]::None, [ref]$parsed)) {

                return $parsed

            }

        }

    }

    # Syslog format: "Jun 12 14:35:00"

    if ($Line -match '^(?<Month>\w{3}) +(?<Day>\d{1,2}) (?<Time>\d{2}:\d{2}:\d{2})') {

        $year = (Get-Date).Year

        $dateStr = "$($matches['Month']) $($matches['Day']) $year $($matches['Time'])"

        return [datetime]::ParseExact($dateStr, 'MMM dd yyyy HH:mm:ss', $null)

    }

    return $null

}

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