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Merge pull request #17078 from justinsb/remove_route_blackhole

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k8s-merge-robot 2016-01-04 07:45:38 -08:00
commit 7d04257c8b
1 changed files with 27 additions and 0 deletions
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27
pkg/cloudprovider/providers/aws/aws_routes.go
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@ -21,6 +21,7 @@ import (
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/golang/glog"
"k8s.io/kubernetes/pkg/cloudprovider"
)
@ -108,6 +109,32 @@ func (s *AWSCloud) CreateRoute(clusterName string, nameHint string, route *cloud
return err
}
var deleteRoute *ec2.Route
for _, r := range table.Routes {
destinationCIDR := aws.StringValue(r.DestinationCidrBlock)
if destinationCIDR != route.DestinationCIDR {
continue
}
if aws.StringValue(r.State) == ec2.RouteStateBlackhole {
deleteRoute = r
}
}
if deleteRoute != nil {
glog.Infof("deleting blackholed route: %s", aws.StringValue(deleteRoute.DestinationCidrBlock))
request := &ec2.DeleteRouteInput{}
request.DestinationCidrBlock = deleteRoute.DestinationCidrBlock
request.RouteTableId = table.RouteTableId
_, err = s.ec2.DeleteRoute(request)
if err != nil {
return fmt.Errorf("error deleting blackholed AWS route (%s): %v", deleteRoute.DestinationCidrBlock, err)
}
}
request := &ec2.CreateRouteInput{}
// TODO: use ClientToken for idempotency?
request.DestinationCidrBlock = aws.String(route.DestinationCIDR)