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Enforce specified service-cluster-ip-range is not too large

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This commit is contained in:
Bin Wang 2015-08-18 10:35:21 +08:00
parent 736945faba
commit 0547c52c2c
1 changed files with 4 additions and 0 deletions
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4
cmd/kube-apiserver/app/server.go
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@ -227,6 +227,10 @@ func (s *APIServer) verifyClusterIPFlags() {
if s.ServiceClusterIPRange.IP == nil { if s.ServiceClusterIPRange.IP == nil {
glog.Fatal("No --service-cluster-ip-range specified") glog.Fatal("No --service-cluster-ip-range specified")
} }
var ones, bits = s.ServiceClusterIPRange.Mask.Size()
if bits-ones > 20 {
glog.Fatal("Specified --service-cluster-ip-range is too large")
}
} }
func newEtcd(etcdConfigFile string, etcdServerList []string, interfacesFunc meta.VersionInterfacesFunc, defaultVersion, storageVersion, pathPrefix string) (etcdStorage storage.Interface, err error) { func newEtcd(etcdConfigFile string, etcdServerList []string, interfacesFunc meta.VersionInterfacesFunc, defaultVersion, storageVersion, pathPrefix string) (etcdStorage storage.Interface, err error) {