github.com/GoogleContainerTools/skaffold@v1.39.18/pkg/skaffold/graph/artifact_graph.go (about)

     1  /*
     2  Copyright 2021 The Skaffold 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 graph
    18  
    19  import "github.com/GoogleContainerTools/skaffold/pkg/skaffold/schema/latest"
    20  
    21  // Artifact is the result corresponding to each successful build.
    22  type Artifact struct {
    23  	ImageName string `json:"imageName"`
    24  	Tag       string `json:"tag"`
    25  }
    26  
    27  // ArtifactGraph is a map of [artifact image : artifact definition]
    28  type ArtifactGraph map[string]*latest.Artifact
    29  
    30  // ToArtifactGraph creates an instance of `ArtifactGraph` from `[]*latest.Artifact`
    31  func ToArtifactGraph(artifacts []*latest.Artifact) ArtifactGraph {
    32  	m := make(map[string]*latest.Artifact)
    33  	for _, a := range artifacts {
    34  		m[a.ImageName] = a
    35  	}
    36  	return m
    37  }
    38  
    39  // Dependencies returns the de-referenced slice of required artifacts for a given artifact
    40  func (g ArtifactGraph) Dependencies(a *latest.Artifact) []*latest.Artifact {
    41  	var sl []*latest.Artifact
    42  	for _, d := range a.Dependencies {
    43  		sl = append(sl, g[d.ImageName])
    44  	}
    45  	return sl
    46  }