87 lines
2.5 KiB
Go
87 lines
2.5 KiB
Go
package ebs
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import (
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"fmt"
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"github.com/mitchellh/goamz/ec2"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/packer"
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"log"
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)
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type stepRunSourceInstance struct {
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instance *ec2.Instance
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}
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func (s *stepRunSourceInstance) Run(state map[string]interface{}) multistep.StepAction {
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config := state["config"].(config)
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ec2conn := state["ec2"].(*ec2.EC2)
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keyName := state["keyPair"].(string)
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securityGroupId := state["securityGroupId"].(string)
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ui := state["ui"].(packer.Ui)
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runOpts := &ec2.RunInstances{
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KeyName: keyName,
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ImageId: config.SourceAmi,
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InstanceType: config.InstanceType,
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MinCount: 0,
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MaxCount: 0,
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SecurityGroups: []ec2.SecurityGroup{ec2.SecurityGroup{Id: securityGroupId}},
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}
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ui.Say("Launching a source AWS instance...")
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imageResp, err := ec2conn.Images([]string{config.SourceAmi}, ec2.NewFilter())
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if err != nil {
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state["error"] = fmt.Errorf("There was a problem with the source AMI: %s", err)
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return multistep.ActionHalt
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}
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if imageResp.Images[0].RootDeviceType != "ebs" {
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state["error"] = fmt.Errorf(
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"The provided source AMI is instance-store based. The\n" +
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"amazon-ebs bundler can only work with EBS based AMIs.")
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return multistep.ActionHalt
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}
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runResp, err := ec2conn.RunInstances(runOpts)
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if err != nil {
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err := fmt.Errorf("Error launching source instance: %s", err)
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state["error"] = err
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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s.instance = &runResp.Instances[0]
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log.Printf("instance id: %s", s.instance.InstanceId)
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ui.Say(fmt.Sprintf("Waiting for instance (%s) to become ready...", s.instance.InstanceId))
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s.instance, err = waitForState(ec2conn, s.instance, []string{"pending"}, "running")
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if err != nil {
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err := fmt.Errorf("Error waiting for instance (%s) to become ready: %s", s.instance.InstanceId, err)
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state["error"] = err
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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state["instance"] = s.instance
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return multistep.ActionContinue
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}
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func (s *stepRunSourceInstance) Cleanup(state map[string]interface{}) {
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if s.instance == nil {
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return
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}
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ec2conn := state["ec2"].(*ec2.EC2)
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ui := state["ui"].(packer.Ui)
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ui.Say("Terminating the source AWS instance...")
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if _, err := ec2conn.TerminateInstances([]string{s.instance.InstanceId}); err != nil {
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ui.Error(fmt.Sprintf("Error terminating instance, may still be around: %s", err))
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return
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}
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pending := []string{"pending", "running", "shutting-down", "stopped", "stopping"}
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waitForState(ec2conn, s.instance, pending, "terminated")
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}
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