forked from kubernetes/kops
/
aws_apitarget.go
86 lines (71 loc) · 1.98 KB
/
aws_apitarget.go
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package awsup
import (
"fmt"
"github.com/aws/aws-sdk-go/aws"
"github.com/golang/glog"
"k8s.io/kops/upup/pkg/fi"
"time"
)
type AWSAPITarget struct {
Cloud AWSCloud
}
var _ fi.Target = &AWSAPITarget{}
func NewAWSAPITarget(cloud AWSCloud) *AWSAPITarget {
return &AWSAPITarget{
Cloud: cloud,
}
}
func (t *AWSAPITarget) Finish(taskMap map[string]fi.Task) error {
return nil
}
func (t *AWSAPITarget) AddAWSTags(id string, expected map[string]string) error {
return t.Cloud.AddAWSTags(id, expected)
}
func (t *AWSAPITarget) AddELBTags(loadBalancerName string, expected map[string]string) error {
actual, err := t.Cloud.GetELBTags(loadBalancerName)
if err != nil {
return fmt.Errorf("unexpected error fetching tags for resource: %v", err)
}
missing := map[string]string{}
for k, v := range expected {
actualValue, found := actual[k]
if found && actualValue == v {
continue
}
missing[k] = v
}
if len(missing) != 0 {
glog.V(4).Infof("adding tags to %q: %v", loadBalancerName, missing)
err := t.Cloud.CreateELBTags(loadBalancerName, missing)
if err != nil {
return fmt.Errorf("error adding tags to ELB %q: %v", loadBalancerName, err)
}
}
return nil
}
func (t *AWSAPITarget) WaitForInstanceRunning(instanceID string) error {
attempt := 0
for {
instance, err := t.Cloud.DescribeInstance(instanceID)
if err != nil {
return fmt.Errorf("error while waiting for instance to be running: %v", err)
}
if instance == nil {
// TODO: Wait if we _just_ created the instance?
return fmt.Errorf("instance not found while waiting for instance to be running")
}
state := "?"
if instance.State != nil {
state = aws.StringValue(instance.State.Name)
}
if state == "running" {
return nil
}
glog.Infof("Waiting for instance %q to be running (current state is %q)", instanceID, state)
time.Sleep(10 * time.Second)
attempt++
if attempt > 30 {
return fmt.Errorf("timeout waiting for instance %q to be running, state was %q", instanceID, state)
}
}
}