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docker compose attach via RunAttach (from docker/cli's docker contain…
…er attach) Signed-off-by: Wes Higbee <wes.mcclure@gmail.com>
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/* | ||
Copyright 2020 Docker Compose CLI authors | ||
Licensed under the Apache License, Version 2.0 (the "License"); | ||
you may not use this file except in compliance with the License. | ||
You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
*/ | ||
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package compose | ||
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import ( | ||
"context" | ||
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"github.com/docker/cli/cli/command" | ||
"github.com/docker/compose/v2/pkg/api" | ||
"github.com/spf13/cobra" | ||
) | ||
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type attachOpts struct { | ||
*composeOptions | ||
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service string | ||
index int | ||
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detachKeys string | ||
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// todo docker container attach also has: | ||
// --no-stdin // whole point of attach is for STDIN (can already attach to STDOUT and STDERR via docker compose up) | ||
// --sig-proxy | ||
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} | ||
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func attachCommand(p *ProjectOptions, dockerCli command.Cli, backend api.Service) *cobra.Command { | ||
opts := attachOpts{ | ||
composeOptions: &composeOptions{ | ||
ProjectOptions: p, | ||
}, | ||
} | ||
runCmd := &cobra.Command{ | ||
Use: "attach [OPTIONS] SERVICE", | ||
Short: "Attach local standard input, output, and error streams to a service's running container.", | ||
Args: cobra.MinimumNArgs(1), | ||
PreRunE: Adapt(func(ctx context.Context, args []string) error { | ||
opts.service = args[0] | ||
return nil | ||
}), | ||
RunE: Adapt(func(ctx context.Context, args []string) error { | ||
return runAttach(ctx, dockerCli, backend, opts) | ||
}), | ||
ValidArgsFunction: completeServiceNames(dockerCli, p), | ||
} | ||
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runCmd.Flags().IntVar(&opts.index, "index", 0, "index of the container if service has multiple replicas.") | ||
runCmd.Flags().StringVarP(&opts.detachKeys, "detach-keys", "", "", "Override the key sequence for detaching from a container.") | ||
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return runCmd | ||
} | ||
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func runAttach(ctx context.Context, dockerCli command.Cli, backend api.Service, opts attachOpts) error { | ||
projectName, err := opts.toProjectName(dockerCli) | ||
if err != nil { | ||
return err | ||
} | ||
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attachOpts := api.AttachOptions{ | ||
Service: opts.service, | ||
Index: opts.index, | ||
DetachKeys: opts.detachKeys, | ||
} | ||
return backend.Attach(ctx, projectName, attachOpts) | ||
} |
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/* | ||
Copyright 2020 Docker Compose CLI authors | ||
Licensed under the Apache License, Version 2.0 (the "License"); | ||
you may not use this file except in compliance with the License. | ||
You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
*/ | ||
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package compose | ||
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import ( | ||
"context" | ||
"strings" | ||
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"github.com/docker/cli/cli/command/container" | ||
"github.com/docker/compose/v2/pkg/api" | ||
) | ||
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func (s *composeService) Attach(ctx context.Context, projectName string, options api.AttachOptions) error { | ||
projectName = strings.ToLower(projectName) | ||
target, err := s.getSpecifiedContainer(ctx, projectName, oneOffInclude, false, options.Service, options.Index) | ||
if err != nil { | ||
return err | ||
} | ||
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var attach container.AttachOptions | ||
attach.DetachKeys = options.DetachKeys | ||
return container.RunAttach(ctx, s.dockerCli, target.ID, &attach) | ||
} |