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ProTip/gist:c80b1a3a29e488a6dd6d

Created November 19, 2014 01:43
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gistfile1.rb
cmd = powershell_out("Get-NetFirewallRule -DisplayName 'Block AWS Metadata'")
case cmd.exitstatus
when 1
powershell_out!("New-NetFirewallRule -DisplayName 'Block AWS Metadata' -Action Block -Direction 'outbound' -RemoteAddress '169.254.169.254' -RemotePort '80' -Protocol 'tcp' | Get-NetFirewallSecurityFilter | Set-NetFirewallSecurityFilter -LocalUser 'O:LSD:(D;;CC;;;SY)(D;;CC;;;LA)'")
when 0
powershell_out!("Set-NetFirewallRule -DisplayName 'Block AWS Metadata' -Action Block -Direction 'outbound' -RemoteAddress '169.254.169.254' -RemotePort '80' -Protocol 'tcp' ")
powershell_out!("Get-NetFirewallRule -DisplayName 'Block AWS Metadata' | Get-NetFirewallSecurityFilter | Set-NetFirewallSecurityFilter -LocalUser 'O:LSD:(D;;CC;;;SY)(D;;CC;;;LA)' ")
end
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