Lightweight Kubernetes
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package main
import (
"context"
"errors"
"os"
"path/filepath"
"github.com/docker/docker/pkg/reexec"
"github.com/k3s-io/k3s/pkg/cli/agent"
"github.com/k3s-io/k3s/pkg/cli/cert"
"github.com/k3s-io/k3s/pkg/cli/cmds"
"github.com/k3s-io/k3s/pkg/cli/completion"
"github.com/k3s-io/k3s/pkg/cli/crictl"
"github.com/k3s-io/k3s/pkg/cli/ctr"
"github.com/k3s-io/k3s/pkg/cli/etcdsnapshot"
"github.com/k3s-io/k3s/pkg/cli/kubectl"
"github.com/k3s-io/k3s/pkg/cli/secretsencrypt"
"github.com/k3s-io/k3s/pkg/cli/server"
"github.com/k3s-io/k3s/pkg/cli/token"
"github.com/k3s-io/k3s/pkg/configfilearg"
"github.com/k3s-io/k3s/pkg/containerd"
ctr2 "github.com/k3s-io/k3s/pkg/ctr"
kubectl2 "github.com/k3s-io/k3s/pkg/kubectl"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
crictl2 "sigs.k8s.io/cri-tools/cmd/crictl"
)
func init() {
reexec.Register("containerd", containerd.Main)
reexec.Register("kubectl", kubectl2.Main)
reexec.Register("crictl", crictl2.Main)
reexec.Register("ctr", ctr2.Main)
}
func main() {
cmd := os.Args[0]
os.Args[0] = filepath.Base(os.Args[0])
if reexec.Init() {
return
}
os.Args[0] = cmd
app := cmds.NewApp()
app.Commands = []cli.Command{
cmds.NewServerCommand(server.Run),
cmds.NewAgentCommand(agent.Run),
cmds.NewKubectlCommand(kubectl.Run),
cmds.NewCRICTL(crictl.Run),
cmds.NewCtrCommand(ctr.Run),
cmds.NewTokenCommands(
token.Create,
token.Delete,
token.Generate,
token.List,
token.Rotate,
),
cmds.NewEtcdSnapshotCommands(
etcdsnapshot.Delete,
etcdsnapshot.List,
etcdsnapshot.Prune,
etcdsnapshot.Save,
),
cmds.NewSecretsEncryptCommands(
secretsencrypt.Status,
secretsencrypt.Enable,
secretsencrypt.Disable,
secretsencrypt.Prepare,
secretsencrypt.Rotate,
secretsencrypt.Reencrypt,
secretsencrypt.RotateKeys,
),
cmds.NewCertCommands(
cert.Check,
cert.Rotate,
cert.RotateCA,
),
cmds.NewCompletionCommand(completion.Run),
}
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
}