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package commands
import (
"context"
"fmt"
"io"
controllerapi "github.com/docker/buildx/controller/pb"
"github.com/docker/buildx/monitor/types"
"github.com/pkg/errors"
)
type RollbackCmd struct {
m types.Monitor
invokeConfig controllerapi.InvokeConfig
stdout io.WriteCloser
}
func NewRollbackCmd(m types.Monitor, invokeConfig controllerapi.InvokeConfig, stdout io.WriteCloser) types.Command {
return &RollbackCmd{m, invokeConfig, stdout}
}
func (cm *RollbackCmd) Info() types.CommandInfo {
return types.CommandInfo{
Name: "rollback",
HelpMessage: "re-runs the interactive container with the step's rootfs contents",
HelpMessageLong: `
Usage:
rollback [FLAGS] [COMMAND] [ARG...]
Flags:
--init Run the container with the initial rootfs of that step.
COMMAND and ARG... will be executed in the container.
`,
}
}
func (cm *RollbackCmd) Exec(ctx context.Context, args []string) error {
if ref := cm.m.AttachedSessionID(); ref == "" {
return errors.Errorf("no attaching session")
}
cfg := cm.invokeConfig
if len(args) >= 2 {
cmds := args[1:]
if cmds[0] == "--init" {
cfg.Initial = true
cmds = cmds[1:]
}
if len(cmds) > 0 {
cfg.Entrypoint = []string{cmds[0]}
cfg.Cmd = cmds[1:]
cfg.NoCmd = false
}
}
id := cm.m.Rollback(ctx, cfg)
fmt.Fprintf(cm.stdout, "Interactive container was restarted with process %q. Press Ctrl-a-c to switch to the new container\n", id)
return nil
}
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