144 lines
4.1 KiB
Go
144 lines
4.1 KiB
Go
/*
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Copyright The containerd 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 run
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import (
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gocontext "context"
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"github.com/Microsoft/hcsshim/cmd/containerd-shim-runhcs-v1/options"
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"github.com/containerd/console"
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"github.com/containerd/containerd"
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"github.com/containerd/containerd/cmd/ctr/commands"
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"github.com/containerd/containerd/oci"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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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 platformRunFlags = []cli.Flag{
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cli.BoolFlag{
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Name: "isolated",
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Usage: "run the container with vm isolation",
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},
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}
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// NewContainer creates a new container
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func NewContainer(ctx gocontext.Context, client *containerd.Client, context *cli.Context) (containerd.Container, error) {
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var (
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id string
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opts []oci.SpecOpts
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cOpts []containerd.NewContainerOpts
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spec containerd.NewContainerOpts
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config = context.IsSet("config")
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)
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if config {
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id = context.Args().First()
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opts = append(opts, oci.WithSpecFromFile(context.String("config")))
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} else {
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var (
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ref = context.Args().First()
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args = context.Args()[2:]
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)
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id = context.Args().Get(1)
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snapshotter := context.String("snapshotter")
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if snapshotter == "windows-lcow" {
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opts = append(opts, oci.WithDefaultSpecForPlatform("linux/amd64"))
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// Clear the rootfs section.
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opts = append(opts, oci.WithRootFSPath(""))
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} else {
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opts = append(opts, oci.WithDefaultSpec())
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opts = append(opts, oci.WithWindowNetworksAllowUnqualifiedDNSQuery())
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opts = append(opts, oci.WithWindowsIgnoreFlushesDuringBoot())
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}
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if ef := context.String("env-file"); ef != "" {
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opts = append(opts, oci.WithEnvFile(ef))
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}
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opts = append(opts, oci.WithEnv(context.StringSlice("env")))
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opts = append(opts, withMounts(context))
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image, err := client.GetImage(ctx, ref)
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if err != nil {
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return nil, err
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}
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unpacked, err := image.IsUnpacked(ctx, snapshotter)
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if err != nil {
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return nil, err
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}
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if !unpacked {
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if err := image.Unpack(ctx, snapshotter); err != nil {
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return nil, err
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}
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}
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opts = append(opts, oci.WithImageConfig(image))
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cOpts = append(cOpts, containerd.WithImage(image))
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cOpts = append(cOpts, containerd.WithSnapshotter(snapshotter))
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cOpts = append(cOpts, containerd.WithNewSnapshot(id, image))
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if len(args) > 0 {
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opts = append(opts, oci.WithProcessArgs(args...))
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}
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if cwd := context.String("cwd"); cwd != "" {
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opts = append(opts, oci.WithProcessCwd(cwd))
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}
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if context.Bool("tty") {
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opts = append(opts, oci.WithTTY)
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con := console.Current()
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size, err := con.Size()
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if err != nil {
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logrus.WithError(err).Error("console size")
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}
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opts = append(opts, oci.WithTTYSize(int(size.Width), int(size.Height)))
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}
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if context.Bool("isolated") {
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opts = append(opts, oci.WithWindowsHyperV)
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}
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limit := context.Uint64("memory-limit")
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if limit != 0 {
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opts = append(opts, oci.WithMemoryLimit(limit))
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}
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ccount := context.Uint64("cpu-count")
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if ccount != 0 {
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opts = append(opts, oci.WithWindowsCPUCount(ccount))
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}
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}
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cOpts = append(cOpts, containerd.WithContainerLabels(commands.LabelArgs(context.StringSlice("label"))))
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runtime := context.String("runtime")
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var runtimeOpts interface{}
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if runtime == "io.containerd.runhcs.v1" {
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runtimeOpts = &options.Options{
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Debug: context.GlobalBool("debug"),
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}
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}
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cOpts = append(cOpts, containerd.WithRuntime(runtime, runtimeOpts))
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var s specs.Spec
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spec = containerd.WithSpec(&s, opts...)
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cOpts = append(cOpts, spec)
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return client.NewContainer(ctx, id, cOpts...)
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}
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func getNewTaskOpts(_ *cli.Context) []containerd.NewTaskOpts {
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return nil
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}
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