istio.io/istio@v0.0.0-20240520182934-d79c90f27776/pkg/config/analysis/analyzers/util/exportto.go (about)

     1  // Copyright Istio Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package util
    16  
    17  // IsExportToAllNamespaces returns true if export to applies to all namespaces
    18  // and false if it is set to namespace local.
    19  func IsExportToAllNamespaces(exportTos []string) bool {
    20  	exportedToAll := false
    21  	for _, e := range exportTos {
    22  		if e == ExportToAllNamespaces {
    23  			// give preference to "*" and stop iterating
    24  			exportedToAll = true
    25  			break
    26  		}
    27  	}
    28  	if len(exportTos) == 0 {
    29  		exportedToAll = true
    30  	}
    31  	return exportedToAll
    32  }