Added two new AWS scripts

jrussellfreelance · Nov 26, 2018 · 30aa303 · 30aa303
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diff --git a/aws-cloudwatch-custom-metrics-config.ps1 b/aws-cloudwatch-custom-metrics-config.ps1
@@ -0,0 +1,17 @@
+### This script configures a server for usage with AWS custom CloudWatch metrics.  It creates scheduled tasks to run the custom metrics script on a schedule. ###
+# Specify path to cloudwatch custom metric script
+$path = "C:\path\to\script.ps1"
+# Set Execution Policy
+Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Force
+# Install AWS Powershell Module
+Install-Module AWSPowershell -Force
+# Create scheduled task for custom CloudWatch metrics
+$action = New-ScheduledTaskAction -Execute 'Powershell.exe' -Argument "-File `"$path`""
+$trigger =  New-ScheduledTaskTrigger -Once -At (Get-Date) -RepetitionInterval (New-TimeSpan -Minutes 30)
+Register-ScheduledTask -Action $action -Trigger $trigger -TaskName "AWSCloudWatch" -Description "Task that reports custom CloudWatch metrics"
+# Start AWSCloudWatch task
+Start-ScheduledTask -TaskName "AWSCloudWatch"
+# Create scheduled task for starting AWSCloudWatch task on startup
+$action = New-ScheduledTaskAction -Execute 'Powershell.exe' -Argument '-Command "Start-ScheduledTask -TaskName AWSCloudWatch'
+$trigger = New-ScheduledTaskTrigger -AtStartup
+Register-ScheduledTask -Action $action -Trigger $trigger -TaskName "AWSCloudWatchInit" -Description "Starts indefinite repetition of AWSCloudWatch task"
diff --git a/aws-cloudwatch-custom-metrics.ps1 b/aws-cloudwatch-custom-metrics.ps1
@@ -0,0 +1,88 @@
+### This script creates custom CloudWatch metrics in AWS and sends metric data ###
+# Fill $param, $namespace, and $instanceID with the proper values #
+Import-Module AWSPowerShell
+# AWS Defaults data
+$param = @{
+    region      = '';
+    AccessKey   = '';
+    SecretKey   = '';
+}
+# Initialize AWS
+Initialize-AWSDefaults @param -Verbose
+# Instance and namespace variables
+$namespace = ""
+$instanceID = ""
+
+# Memory
+$ram = [math]::Round((Get-WmiObject Win32_OperatingSystem | Select-Object -ExpandProperty TotalVisibleMemorySize)/1MB, 2)
+$data = New-Object Amazon.CloudWatch.Model.MetricDatum
+$dim = New-Object Amazon.CloudWatch.Model.Dimension
+$dim.Name = "instanceID"
+$dim.Value = $instanceID
+$data.Dimensions = $dim
+$data.Timestamp = (Get-Date).ToUniversalTime()
+$data.MetricName = "Total Memory"
+$data.Unit = "Gigabytes"
+$data.Value = "$($ram)"
+Write-CWMetricData -Namespace $namespace -MetricData $data -Verbose
+
+$free = [math]::Round((Get-WmiObject Win32_OperatingSystem | Select-Object -ExpandProperty FreePhysicalMemory)/1MB, 2)
+$data = New-Object Amazon.CloudWatch.Model.MetricDatum
+$dim = New-Object Amazon.CloudWatch.Model.Dimension
+$dim.Name = "instanceID"
+$dim.Value = $instanceID
+$data.Dimensions = $dim
+$data.Timestamp = (Get-Date).ToUniversalTime()
+$data.MetricName = "Free Memory"
+$data.Unit = "Gigabytes"
+$data.Value = "$($free)"
+Write-CWMetricData -Namespace $namespace -MetricData $data -Verbose
+
+$data = New-Object Amazon.CloudWatch.Model.MetricDatum
+$dim = New-Object Amazon.CloudWatch.Model.Dimension
+$dim.Name = "instanceID"
+$dim.Value = $instanceID
+$data.Dimensions = $dim
+$data.Timestamp = (Get-Date).ToUniversalTime()
+$data.MetricName = "Memory Usage"
+$data.Unit = "Percent"
+$data.Value = "$((($ram - $free) / $ram) * 100)"
+Write-CWMetricData -Namespace $namespace -MetricData $data -Verbose
+
+# Disk
+$disks = Get-WmiObject Win32_LogicalDisk -Filter "DriveType=3" | Select-Object @{Label="DriveLetter"; Expression={$_.DeviceID}},@{Label="Name"; Expression={$_.VolumeName}},@{Label="Free"; Expression={“{0:N2}” -f ($_.FreeSpace / 1GB)}},@{Label="Total"; Expression={“{0:N2}” -f ($_.Size / 1GB)}}
+foreach ($disk in $disks) {
+    $drive = $disk.DriveLetter
+    $data = New-Object Amazon.CloudWatch.Model.MetricDatum
+    $dim = New-Object Amazon.CloudWatch.Model.Dimension
+    $dim.Name = "instanceID"
+    $dim.Value = $instanceID
+    $data.Dimensions = $dim
+    $data.Timestamp = (Get-Date).ToUniversalTime()
+    $data.Unit = "Gigabytes"
+    $data.Value = "$($disk.Total)"
+    $data.MetricName = "$drive Total"
+    Write-CWMetricData -Namespace $namespace -MetricData $data -Verbose
+
+    $data = New-Object Amazon.CloudWatch.Model.MetricDatum
+    $dim = New-Object Amazon.CloudWatch.Model.Dimension
+    $dim.Name = "instanceID"
+    $dim.Value = $instanceID
+    $data.Dimensions = $dim
+    $data.Timestamp = (Get-Date).ToUniversalTime()
+    $data.Unit = "Gigabytes"
+    $data.Value = "$($disk.Free)"
+    $data.MetricName = "$drive Free"
+    Write-CWMetricData -Namespace $namespace -MetricData $data -Verbose
+
+    $data = New-Object Amazon.CloudWatch.Model.MetricDatum
+    $dim = New-Object Amazon.CloudWatch.Model.Dimension
+    $dim.Name = "instanceID"
+    $dim.Value = $instanceID
+    $data.Dimensions = $dim
+    $data.Timestamp = (Get-Date).ToUniversalTime()
+    $data.MetricName = "$drive Usage"
+    $data.Unit = "Percent"
+    $data.Value = "$((($disk.Total - $disk.Free) / $disk.Total) * 100)"
+    Write-CWMetricData -Namespace $namespace -MetricData $data -Verbose
+}