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Gets the list of certificates (cert-manager) that are scheduled to renew in the next X days
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| function k8s-certificates-renew { | |
| param([Parameter()][int]$days = 15) | |
| ((kubectl get certificates -A -o json | ConvertFrom-Json).items) | | |
| ? { [Datetime]($_.status.renewalTime) -lt (Get-Date).AddDays($days) } | | |
| % { [pscustomobject]@{Name = $_.metadata.name; RenewAt = [DateTime]$_.status.renewalTime; Namespace = $_.metadata. Namespace } } | |
| } | |
| function k8s-Select-Resources { | |
| ###Essa função é responsável por extrair as informações | |
| ###dos recursos dedicados aos deployments | |
| param([Parameter(ValueFromPipeline = $true)]$deployListJson) | |
| process { | |
| function ExtractCpuNumber { | |
| param($cpu) | |
| if (($cpu -match '[0-9]+m') -eq $False) | |
| { return ([int]$cpu * 1000); } | |
| else | |
| { return [int]($cpu -replace '[a-z]'); } | |
| } | |
| return ($deployListJson.items | Foreach-object { | |
| if ( $null -eq $_.spec.template.spec.containers -or $_.spec.template.spec.containers -eq '') { | |
| $containers = $_.spec.containers; | |
| } | |
| else { | |
| $containers = $_.spec.template.spec.containers; | |
| } | |
| $deployName = $_.metadata.name; | |
| $deployNamespace = $_.metadata.Namespace; | |
| return ($containers | Foreach-object { | |
| $resources = $_.resources; | |
| $container = $_; | |
| [pscustomobject]@{ | |
| Name = $deployName ; | |
| ContainerName = ($_.name); | |
| Namespace = $deployNamespace; | |
| MemoryMin = ($resources.requests.memory); | |
| CPUMin = ExtractCpuNumber $resources.requests.cpu; | |
| MemoryMax = ($resources.limits.memory); | |
| CPUMax = (ExtractCpuNumber $resources.limits.cpu); | |
| Image = ($container.image); | |
| } | |
| }); | |
| } ) | Sort-Object -Property CPUMin -Desc | |
| } | |
| } | |
| function k8s-deploy-resources { | |
| param([Parameter()][string]$namespace = 'production') | |
| (kubectl get deployments -n $namespace --output json | ConvertFrom-Json) | k8s-Select-Resources | |
| } | |
| function k8s-scale-namespace-deployment { | |
| param( | |
| [Parameter(Mandatory = $true)][System.String] $namespace, | |
| [Parameter(Mandatory = $true)][int]$numberOfReplicas | |
| ) | |
| kubectl get deployments -n $namespace --output jsonpath="{range .items[*]}{.metadata.name}{'\n'}{end}" | % { | |
| kubectl scale deployment/$_ -n $namespace --replicas $numberOfReplicas; | |
| } | |
| } |
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