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https://github.com/kata-containers/kata-containers.git
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e84a9a70b0
- Add kata-runtime - Add unit test - Add Makefile to build cli Fixes: #33 Signed-off-by: Julio Montes <julio.montes@intel.com> Signed-off-by: James O. D. Hunt <james.o.hunt@intel.com> Signed-off-by: Jose Carlos Venegas Munoz <jose.carlos.venegas.munoz@intel.com>
67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
// Copyright (c) 2014,2015,2016 Docker, Inc.
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// Copyright (c) 2017 Intel Corporation
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package main
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import (
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"github.com/urfave/cli"
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)
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var noteText = `Use "` + name + ` list" to identify container statuses.`
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var pauseCLICommand = cli.Command{
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Name: "pause",
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Usage: "suspend all processes in a container",
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ArgsUsage: `<container-id>
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Where "<container-id>" is the container name to be paused.`,
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Description: `The pause command suspends all processes in a container.
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` + noteText,
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Action: func(context *cli.Context) error {
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return toggleContainerPause(context.Args().First(), true)
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},
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}
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var resumeCLICommand = cli.Command{
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Name: "resume",
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Usage: "unpause all previously paused processes in a container",
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ArgsUsage: `<container-id>
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Where "<container-id>" is the container name to be resumed.`,
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Description: `The resume command unpauses all processes in a container.
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` + noteText,
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Action: func(context *cli.Context) error {
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return toggleContainerPause(context.Args().First(), false)
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},
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}
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func toggleContainerPause(containerID string, pause bool) (err error) {
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// Checks the MUST and MUST NOT from OCI runtime specification
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_, podID, err := getExistingContainerInfo(containerID)
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if err != nil {
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return err
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}
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if pause {
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_, err = vci.PausePod(podID)
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} else {
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_, err = vci.ResumePod(podID)
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}
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return err
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}
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