github.com/koderover/helm@v2.17.0+incompatible/pkg/renderutil/deps.go (about)

     1  /*
     2  Copyright The Helm Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  	http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package renderutil
    18  
    19  import (
    20  	"fmt"
    21  	"strings"
    22  
    23  	"k8s.io/helm/pkg/chartutil"
    24  	"k8s.io/helm/pkg/proto/hapi/chart"
    25  )
    26  
    27  // CheckDependencies will do a simple dependency check on the chart for local
    28  // rendering
    29  func CheckDependencies(ch *chart.Chart, reqs *chartutil.Requirements) error {
    30  	missing := []string{}
    31  
    32  	deps := ch.GetDependencies()
    33  	for _, r := range reqs.Dependencies {
    34  		found := false
    35  		for _, d := range deps {
    36  			if d.Metadata.Name == r.Name {
    37  				found = true
    38  				break
    39  			}
    40  		}
    41  		if !found {
    42  			missing = append(missing, r.Name)
    43  		}
    44  	}
    45  
    46  	if len(missing) > 0 {
    47  		return fmt.Errorf("found in requirements.yaml, but missing in charts/ directory: %s", strings.Join(missing, ", "))
    48  	}
    49  	return nil
    50  }