100 lines
3.5 KiB
PowerShell
100 lines
3.5 KiB
PowerShell
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function Get-CachedInstances {
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<#
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.SYNOPSIS
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Get the cached instance data. Defaults to dev data
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.PARAMETER ProfileName
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A valid ProfileName
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#>
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[CmdletBinding()]
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[OutputType([object[]])]
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param (
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[Parameter(Mandatory = $false)]
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[string]$ProfileName = (Get-LocalCachedAWSProfile),
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[Parameter(Mandatory = $false)]
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[ValidateScript({
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$ProfileName = Get-Coalesce $PSCmdlet.MyInvocation.BoundParameters["ProfileName"], (Get-LocalCachedAWSProfile)
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(Get-Designations -ProfileName $ProfileName) -contains $_
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})]
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[string]$Designation,
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[Parameter()]
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[switch]$MIC,
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[Parameter()]
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[switch]$WEB,
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[Parameter()]
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[switch]$APP,
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[Parameter()]
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[switch]$TeamCity,
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[Parameter()]
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[switch]$IncludeDR,
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[Parameter()]
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[switch]$OnlyDR
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)
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$logLead = (Get-LogLeadName)
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# if no server types were selected, then we want all server types
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$noServerTypesSelected = $false
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if (-not $WEB -and -not $MIC -and -not $APP -and -not $TeamCity) {
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$noServerTypesSelected = $true
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}
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# true up selection as required
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$WEB = $WEB -or $noServerTypesSelected
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$MIC = $MIC -or $noServerTypesSelected
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$APP = $APP -or $noServerTypesSelected
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$TeamCity = $TeamCity -or $noServerTypesSelected
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if ($OnlyDR -and $IncludeDR) {
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Write-Warning "$logLead : You can not select OnlyDR and IncludeDR. Opting for IncludeDR."
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$OnlyDR = $false
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}
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$designationSpecified = -not [string]::IsNullOrWhiteSpace($Designation)
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Assert-ValidAWSProfileName -ProfileName $ProfileName
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$cachePath = Get-CachePathEC2Instance -ProfileName $ProfileName
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if (!(Test-Path -Path $cachePath)) {
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Write-Warning "$logLead : No file found at [$cachePath]. You probably should call Checkpoint-EC2Instances -ProfileName $ProfileName"
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return @()
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}
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if (Test-WasFileModifiedWithin -Path $cachePath -Last Week) {
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if (Test-IsCurrentAWSUserSessionValid -ProfileName $ProfileName) {
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Write-Information "$logLead : Instance information is more than 7 days out of date, and you have a valid session token. Updating EC2 instance information."
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Checkpoint-EC2Instances -ProfileName $ProfileName
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} else {
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Write-Warning "$logLead : Your $ProfileName designations file is more than 7 days out of date. Do you need to run [Checkpoint-EC2Instances -ProfileName $ProfileName] again?"
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}
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}
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$instances = Get-Json -Path $cachePath | Where-Object {
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$instance = $_
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$result = $false
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if ($WEB) { $result = $result -or "$($instance.Hostname)".ToLower().StartsWith('web') }
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if ($MIC) { $result = $result -or "$($instance.Hostname)".ToLower().StartsWith('mic') }
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if ($APP) { $result = $result -or "$($instance.Hostname)".ToLower().StartsWith('app') }
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if ($TeamCity) { $result = $result -or "$($instance.Hostname)".ToLower().StartsWith('tea') }
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if ($noServerTypesSelected) { $result = $true }
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$result
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} | Where-Object {
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$instance = $_
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if ($OnlyDR) {
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$instance.tags."alk:env" -eq "dr"
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} else {
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if ($IncludeDR) {
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$true
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} else {
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$instance.tags."alk:env" -ne "dr"
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}
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}
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} | Where-Object {
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$instance = $_
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if ($designationSpecified) { $instance.Designation -eq $Designation }
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else { $true }
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}
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return ($instances | ConvertTo-Instance)
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}
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