本文整理匯總了Golang中github.com/aws/aws-sdk-go/service/ec2.EC2.StartInstances方法的典型用法代碼示例。如果您正苦於以下問題:Golang EC2.StartInstances方法的具體用法?Golang EC2.StartInstances怎麽用?Golang EC2.StartInstances使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類github.com/aws/aws-sdk-go/service/ec2.EC2
的用法示例。
在下文中一共展示了EC2.StartInstances方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Golang代碼示例。
示例1: startInstance
func startInstance(ec2HostConfig *config.Ec2HostConfig, instance *ec2.Instance, svc *ec2.EC2) error {
startCalled := false
instanceId := *instance.InstanceId
// wait until the state is anything but "pending"
statePoll:
for {
state, err := getInstanceState(instanceId, svc)
if err != nil {
return err
}
log.Printf("Instance %s is in state %s", instanceId, state)
switch state {
case "pending", "shutting-down", "stopping":
// for any of the transient states, just wait
time.Sleep(time.Second / 2)
case "running":
// running is the state we want to get to
break statePoll
case "stopped":
log.Printf("starting instance %s", instanceId)
if startCalled {
return fmt.Errorf("instance %s did not enter the running state", instanceId)
}
// start a stopped instance
params := &ec2.StartInstancesInput{
InstanceIds: []*string{aws.String(instanceId)},
}
_, err := svc.StartInstances(params)
if err != nil {
return err
}
startCalled = true
case "terminated":
return fmt.Errorf("Instance is terminated")
}
}
// wait for SSH port to be open, too
for {
// re-search for the instance, since it probably didn't have a public ip address
// when it was disconnected -- TODO refactor
if instance.PublicIpAddress == nil {
var err error
instance, err = findInstance(ec2HostConfig, svc)
if err != nil {
return fmt.Errorf("while searcihng for running instance: %s", err)
}
}
conn, err := net.Dial("tcp", fmt.Sprintf("%s:22", *instance.PublicIpAddress))
if err != nil {
log.Printf("connecting to port 22: %s; retrying", err)
time.Sleep(time.Second / 2)
} else {
conn.Close()
break
}
}
return nil
}