containerd/cmd/ctr/main.go
Michael Crosby 7cc1b64bd8 Add checkpoint and restore
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Update go-runc to 49b2a02ec1ed3e4ae52d30b54a291b75

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Add shim to restore creation

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Keep checkpoint path in service

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Add C/R to non-shim build

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Checkpoint rw and image

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Pause container on bind checkpoints

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Return dump.log in error on checkpoint failure

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Pause container for checkpoint

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Update runc to 639454475cb9c8b861cc599f8bcd5c8c790ae402

For checkpoint into to work you need runc version
639454475cb9c8b861cc599f8bcd5c8c790ae402 + and criu 3.0 as this is what
I have been testing with.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Move restore behind create calls

This remove the restore RPCs in favor of providing the checkpoint
information to the `Create` calls of a container.  If provided, the
container will be created/restored from the checkpoint instead of an
existing container.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Regen protos after rebase

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
2017-05-22 15:34:45 -07:00

81 lines
1.5 KiB
Go

package main
import (
"fmt"
"os"
"github.com/Sirupsen/logrus"
"github.com/containerd/containerd/version"
"github.com/urfave/cli"
)
var (
extraCmds = []cli.Command{}
)
func init() {
cli.VersionPrinter = func(c *cli.Context) {
fmt.Println(c.App.Name, version.Package, c.App.Version)
}
}
func main() {
app := cli.NewApp()
app.Name = "ctr"
app.Version = version.Version
app.Usage = `
__
_____/ /______
/ ___/ __/ ___/
/ /__/ /_/ /
\___/\__/_/
containerd client
`
app.Flags = []cli.Flag{
cli.BoolFlag{
Name: "debug",
Usage: "enable debug output in logs",
},
cli.StringFlag{
Name: "address, a",
Usage: "address for containerd's GRPC server",
Value: "/run/containerd/containerd.sock",
},
cli.StringFlag{
// TODO(stevvooe): for now, we allow circumventing the GRPC. Once
// we have clear separation, this will likely go away.
Name: "root",
Usage: "path to content store root",
Value: "/var/lib/containerd",
},
}
app.Commands = []cli.Command{
checkpointCommand,
runCommand,
eventsCommand,
deleteCommand,
listCommand,
infoCommand,
killCommand,
pprofCommand,
execCommand,
pauseCommand,
resumeCommand,
snapshotCommand,
versionCommand,
psCommand,
}
app.Commands = append(app.Commands, extraCmds...)
app.Before = func(context *cli.Context) error {
if context.GlobalBool("debug") {
logrus.SetLevel(logrus.DebugLevel)
}
return nil
}
if err := app.Run(os.Args); err != nil {
fmt.Fprintf(os.Stderr, "ctr: %s\n", err)
os.Exit(1)
}
}