109 lines
2.9 KiB
Go
109 lines
2.9 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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"io"
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"github.com/docker/compose/v2/pkg/api"
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"github.com/docker/compose/v2/pkg/utils"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/pkg/stdcopy"
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"golang.org/x/sync/errgroup"
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)
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func (s *composeService) Logs(ctx context.Context, projectName string, consumer api.LogConsumer, options api.LogOptions) error {
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containers, err := s.getContainers(ctx, projectName, oneOffExclude, true, options.Services...)
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if err != nil {
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return err
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}
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eg, ctx := errgroup.WithContext(ctx)
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for _, c := range containers {
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c := c
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eg.Go(func() error {
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return s.logContainers(ctx, consumer, c, options)
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})
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}
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if options.Follow {
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printer := newLogPrinter(consumer)
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eg.Go(func() error {
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for _, c := range containers {
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printer.HandleEvent(api.ContainerEvent{
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Type: api.ContainerEventAttach,
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Container: getContainerNameWithoutProject(c),
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Service: c.Labels[api.ServiceLabel],
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})
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}
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return nil
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})
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eg.Go(func() error {
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return s.watchContainers(ctx, projectName, options.Services, printer.HandleEvent, containers, func(c types.Container) error {
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printer.HandleEvent(api.ContainerEvent{
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Type: api.ContainerEventAttach,
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Container: getContainerNameWithoutProject(c),
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Service: c.Labels[api.ServiceLabel],
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})
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return s.logContainers(ctx, consumer, c, options)
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})
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})
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eg.Go(func() error {
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_, err := printer.Run(ctx, false, "", nil)
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return err
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})
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}
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return eg.Wait()
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}
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func (s *composeService) logContainers(ctx context.Context, consumer api.LogConsumer, c types.Container, options api.LogOptions) error {
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cnt, err := s.apiClient().ContainerInspect(ctx, c.ID)
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if err != nil {
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return err
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}
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service := c.Labels[api.ServiceLabel]
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r, err := s.apiClient().ContainerLogs(ctx, cnt.ID, types.ContainerLogsOptions{
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ShowStdout: true,
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ShowStderr: true,
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Follow: options.Follow,
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Since: options.Since,
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Until: options.Until,
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Tail: options.Tail,
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Timestamps: options.Timestamps,
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})
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if err != nil {
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return err
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}
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defer r.Close() // nolint errcheck
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name := getContainerNameWithoutProject(c)
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w := utils.GetWriter(func(line string) {
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consumer.Log(name, service, line)
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})
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if cnt.Config.Tty {
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_, err = io.Copy(w, r)
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} else {
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_, err = stdcopy.StdCopy(w, w, r)
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}
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return err
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}
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