mirror of https://github.com/docker/compose.git
109 lines
2.8 KiB
Go
109 lines
2.8 KiB
Go
/*
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Copyright 2020 Docker Compose CLI authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package compose
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import (
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"context"
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"fmt"
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"strings"
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"sync"
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moby "github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/filters"
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"golang.org/x/sync/errgroup"
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"github.com/docker/compose-cli/api/compose"
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"github.com/docker/compose-cli/utils"
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)
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func (s *composeService) Images(ctx context.Context, projectName string, options compose.ImagesOptions) ([]compose.ImageSummary, error) {
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allContainers, err := s.apiClient.ContainerList(ctx, moby.ContainerListOptions{
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Filters: filters.NewArgs(projectFilter(projectName)),
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})
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if err != nil {
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return nil, err
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}
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containers := []moby.Container{}
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if len(options.Services) > 0 {
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// filter service containers
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for _, c := range allContainers {
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if utils.StringContains(options.Services, c.Labels[compose.ServiceTag]) {
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containers = append(containers, c)
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}
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}
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} else {
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containers = allContainers
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}
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imageIDs := []string{}
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// aggregate image IDs
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for _, c := range containers {
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if !utils.StringContains(imageIDs, c.ImageID) {
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imageIDs = append(imageIDs, c.ImageID)
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}
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}
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images := map[string]moby.ImageInspect{}
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l := sync.Mutex{}
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eg, ctx := errgroup.WithContext(ctx)
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for _, img := range imageIDs {
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img := img
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eg.Go(func() error {
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inspect, _, err := s.apiClient.ImageInspectWithRaw(ctx, img)
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if err != nil {
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return err
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}
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l.Lock()
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images[img] = inspect
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l.Unlock()
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return nil
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})
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}
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err = eg.Wait()
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if err != nil {
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return nil, err
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}
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summary := make([]compose.ImageSummary, len(containers))
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for i, container := range containers {
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img, ok := images[container.ImageID]
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if !ok {
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return nil, fmt.Errorf("failed to retrieve image for container %s", getCanonicalContainerName(container))
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}
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if len(img.RepoTags) == 0 {
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return nil, fmt.Errorf("no image tag found for %s", img.ID)
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}
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tag := ""
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repository := ""
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repotag := strings.Split(img.RepoTags[0], ":")
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repository = repotag[0]
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if len(repotag) > 1 {
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tag = repotag[1]
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}
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summary[i] = compose.ImageSummary{
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ID: img.ID,
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ContainerName: getCanonicalContainerName(container),
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Repository: repository,
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Tag: tag,
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Size: img.Size,
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}
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}
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return summary, nil
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}
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