65 lines
1.8 KiB
Go
65 lines
1.8 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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"strings"
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"github.com/docker/compose/v2/pkg/api"
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"golang.org/x/sync/errgroup"
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)
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func (s *composeService) Top(ctx context.Context, projectName string, services []string) ([]api.ContainerProcSummary, error) {
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projectName = strings.ToLower(projectName)
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var containers Containers
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containers, err := s.getContainers(ctx, projectName, oneOffInclude, false)
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if err != nil {
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return nil, err
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}
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if len(services) > 0 {
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containers = containers.filter(isService(services...))
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}
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summary := make([]api.ContainerProcSummary, len(containers))
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eg, ctx := errgroup.WithContext(ctx)
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for i, ctr := range containers {
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eg.Go(func() error {
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topContent, err := s.apiClient().ContainerTop(ctx, ctr.ID, []string{})
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if err != nil {
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return err
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}
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name := getCanonicalContainerName(ctr)
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s := api.ContainerProcSummary{
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ID: ctr.ID,
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Name: name,
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Processes: topContent.Processes,
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Titles: topContent.Titles,
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Service: name,
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}
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if service, exists := ctr.Labels[api.ServiceLabel]; exists {
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s.Service = service
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}
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if replica, exists := ctr.Labels[api.ContainerNumberLabel]; exists {
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s.Replica = replica
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}
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summary[i] = s
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return nil
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})
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}
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return summary, eg.Wait()
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}
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