packer-cn/builder/amazon/ebs/step_modify_instance.go

41 lines
1.1 KiB
Go

package ebs
import (
"fmt"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
type stepModifyInstance struct{}
func (s *stepModifyInstance) Run(state multistep.StateBag) multistep.StepAction {
config := state.Get("config").(Config)
ec2conn := state.Get("ec2").(*ec2.EC2)
instance := state.Get("instance").(*ec2.Instance)
ui := state.Get("ui").(packer.Ui)
// Set SriovNetSupport to "simple". See http://goo.gl/icuXh5
if config.AMIEnhancedNetworking {
ui.Say("Enabling Enhanced Networking...")
simple := "simple"
_, err := ec2conn.ModifyInstanceAttribute(&ec2.ModifyInstanceAttributeInput{
InstanceId: instance.InstanceId,
SriovNetSupport: &ec2.AttributeValue{Value: &simple},
})
if err != nil {
err := fmt.Errorf("Error enabling Enhanced Networking on %s: %s", *instance.InstanceId, err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
return multistep.ActionContinue
}
func (s *stepModifyInstance) Cleanup(state multistep.StateBag) {
// No cleanup...
}