How to get Instance details from AWS Cloud with Powershell Script?
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To get EC2 instance details from AWS using PowerShell, you need the AWS Tools for PowerShell module. This powerful toolkit provides cmdlets like Get-EC2Instance that allow you to retrieve comprehensive information about your EC2 instances directly from the command line.
Before using PowerShell to get EC2 instance details, you need to install and configure the AWS Tools. First, install the AWSPowerShell.NetCore module. Then configure your AWS credentials using Initialize-AWSDefaults or Set-AWSCredential. Finally, set your default region and verify the installation is working properly.
The Get-EC2Instance cmdlet is the primary command for retrieving instance information. You can use it without parameters to get all instances, specify an instance ID to get details for a specific instance, expand the instances property to see detailed information, or use filters to get instances in specific states like running or stopped.
For more advanced usage, you can select specific properties like InstanceId, InstanceType, State, and IP addresses to create custom output formats. You can also apply multiple filters simultaneously, such as filtering by instance state and instance type, or by specific tag values to find exactly the instances you need.
Here's a complete PowerShell script that demonstrates the full workflow. First, import the AWS PowerShell module. Then query all EC2 instances and expand the instances property. Format the output to show key properties like instance ID, type, state, IP addresses, and name tags. Finally, export the results to a CSV file for reporting and documentation purposes.