mirror of
https://github.com/kata-containers/kata-containers.git
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f4428761cb
gometalinter is deprecated and will be archived April '19. The suggestion is to switch to golangci-lint which is apparently 5x faster than gometalinter. Partially Fixes: #1377 Signed-off-by: Ganesh Maharaj Mahalingam <ganesh.mahalingam@intel.com>
114 lines
2.7 KiB
Go
114 lines
2.7 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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// SPDX-License-Identifier: Apache-2.0
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//
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package main
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import (
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"context"
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"fmt"
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"github.com/kata-containers/runtime/pkg/katautils"
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vc "github.com/kata-containers/runtime/virtcontainers"
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vcAnnot "github.com/kata-containers/runtime/virtcontainers/pkg/annotations"
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"github.com/kata-containers/runtime/virtcontainers/pkg/oci"
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"github.com/sirupsen/logrus"
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"github.com/urfave/cli"
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)
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var startCLICommand = cli.Command{
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Name: "start",
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Usage: "executes the user defined process in a created container",
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ArgsUsage: `<container-id> [container-id...]
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<container-id> is your name for the instance of the container that you
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are starting. The name you provide for the container instance must be
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unique on your host.`,
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Description: `The start command executes the user defined process in a created container .`,
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Action: func(context *cli.Context) error {
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ctx, err := cliContextToContext(context)
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if err != nil {
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return err
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}
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args := context.Args()
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if !args.Present() {
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return fmt.Errorf("Missing container ID, should at least provide one")
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}
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for _, cID := range []string(args) {
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if _, err := start(ctx, cID); err != nil {
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return err
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}
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}
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return nil
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},
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}
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func start(ctx context.Context, containerID string) (vc.VCSandbox, error) {
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span, _ := katautils.Trace(ctx, "start")
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defer span.Finish()
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kataLog = kataLog.WithField("container", containerID)
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setExternalLoggers(ctx, kataLog)
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span.SetTag("container", containerID)
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// Checks the MUST and MUST NOT from OCI runtime specification
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status, sandboxID, err := getExistingContainerInfo(ctx, containerID)
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if err != nil {
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return nil, err
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}
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containerID = status.ID
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kataLog = kataLog.WithFields(logrus.Fields{
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"container": containerID,
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"sandbox": sandboxID,
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})
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setExternalLoggers(ctx, kataLog)
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span.SetTag("container", containerID)
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span.SetTag("sandbox", sandboxID)
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containerType, err := oci.GetContainerType(status.Annotations)
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if err != nil {
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return nil, err
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}
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ociSpec, err := oci.GetOCIConfig(status)
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if err != nil {
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return nil, err
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}
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var sandbox vc.VCSandbox
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if containerType.IsSandbox() {
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s, err := vci.StartSandbox(ctx, sandboxID)
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if err != nil {
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return nil, err
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}
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sandbox = s
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} else {
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c, err := vci.StartContainer(ctx, sandboxID, containerID)
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if err != nil {
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return nil, err
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}
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sandbox = c.Sandbox()
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}
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// Run post-start OCI hooks.
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err = katautils.EnterNetNS(sandbox.GetNetNs(), func() error {
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return katautils.PostStartHooks(ctx, ociSpec, sandboxID, status.Annotations[vcAnnot.BundlePathKey])
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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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return sandbox, nil
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}
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