128 lines
3.7 KiB
Go
128 lines
3.7 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 app
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import (
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"fmt"
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"io"
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"github.com/containerd/containerd/cmd/ctr/commands/containers"
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"github.com/containerd/containerd/cmd/ctr/commands/content"
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"github.com/containerd/containerd/cmd/ctr/commands/events"
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"github.com/containerd/containerd/cmd/ctr/commands/images"
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"github.com/containerd/containerd/cmd/ctr/commands/install"
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"github.com/containerd/containerd/cmd/ctr/commands/leases"
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namespacesCmd "github.com/containerd/containerd/cmd/ctr/commands/namespaces"
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ociCmd "github.com/containerd/containerd/cmd/ctr/commands/oci"
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"github.com/containerd/containerd/cmd/ctr/commands/plugins"
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"github.com/containerd/containerd/cmd/ctr/commands/pprof"
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"github.com/containerd/containerd/cmd/ctr/commands/run"
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"github.com/containerd/containerd/cmd/ctr/commands/sandboxes"
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"github.com/containerd/containerd/cmd/ctr/commands/snapshots"
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"github.com/containerd/containerd/cmd/ctr/commands/tasks"
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versionCmd "github.com/containerd/containerd/cmd/ctr/commands/version"
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"github.com/containerd/containerd/defaults"
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"github.com/containerd/containerd/namespaces"
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"github.com/containerd/containerd/version"
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"github.com/sirupsen/logrus"
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"github.com/urfave/cli"
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"google.golang.org/grpc/grpclog"
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)
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var extraCmds = []cli.Command{}
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func init() {
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// Discard grpc logs so that they don't mess with our stdio
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grpclog.SetLoggerV2(grpclog.NewLoggerV2(io.Discard, io.Discard, io.Discard))
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cli.VersionPrinter = func(c *cli.Context) {
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fmt.Println(c.App.Name, version.Package, c.App.Version)
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}
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}
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// New returns a *cli.App instance.
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func New() *cli.App {
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app := cli.NewApp()
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app.Name = "ctr"
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app.Version = version.Version
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app.Description = `
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ctr is an unsupported debug and administrative client for interacting
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with the containerd daemon. Because it is unsupported, the commands,
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options, and operations are not guaranteed to be backward compatible or
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stable from release to release of the containerd project.`
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app.Usage = `
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__
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_____/ /______
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/ ___/ __/ ___/
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/ /__/ /_/ /
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\___/\__/_/
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containerd CLI
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`
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app.EnableBashCompletion = true
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app.Flags = []cli.Flag{
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cli.BoolFlag{
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Name: "debug",
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Usage: "enable debug output in logs",
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},
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cli.StringFlag{
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Name: "address, a",
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Usage: "address for containerd's GRPC server",
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Value: defaults.DefaultAddress,
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EnvVar: "CONTAINERD_ADDRESS",
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},
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cli.DurationFlag{
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Name: "timeout",
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Usage: "total timeout for ctr commands",
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},
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cli.DurationFlag{
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Name: "connect-timeout",
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Usage: "timeout for connecting to containerd",
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},
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cli.StringFlag{
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Name: "namespace, n",
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Usage: "namespace to use with commands",
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Value: namespaces.Default,
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EnvVar: namespaces.NamespaceEnvVar,
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},
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}
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app.Commands = append([]cli.Command{
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plugins.Command,
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versionCmd.Command,
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containers.Command,
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content.Command,
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events.Command,
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images.Command,
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leases.Command,
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namespacesCmd.Command,
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pprof.Command,
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run.Command,
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snapshots.Command,
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tasks.Command,
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install.Command,
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ociCmd.Command,
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sandboxes.Command,
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}, extraCmds...)
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app.Before = func(context *cli.Context) error {
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if context.GlobalBool("debug") {
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logrus.SetLevel(logrus.DebugLevel)
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}
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return nil
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}
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return app
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}
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