40 lines
789 B
Go
40 lines
789 B
Go
package amazonebs
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import (
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"fmt"
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"github.com/mitchellh/goamz/ec2"
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"log"
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"time"
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)
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func waitForState(ec2conn *ec2.EC2, originalInstance *ec2.Instance, pending []string, target string) (i *ec2.Instance, err error) {
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log.Printf("Waiting for instance state to become: %s", target)
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i = originalInstance
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for i.State.Name != target {
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found := false
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for _, allowed := range pending {
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if i.State.Name == allowed {
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found = true
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break
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}
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}
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if !found {
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fmt.Errorf("unexpected state '%s', wanted target '%s'", i.State.Name, target)
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return
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}
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var resp *ec2.InstancesResp
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resp, err = ec2conn.Instances([]string{i.InstanceId}, ec2.NewFilter())
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if err != nil {
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return
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}
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i = &resp.Reservations[0].Instances[0]
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time.Sleep(2 * time.Second)
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}
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return
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}
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