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restart.go
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restart.go
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package cmd
import (
"errors"
. "github.com/cloudfoundry/bosh-cli/v7/cmd/opts"
boshdir "github.com/cloudfoundry/bosh-cli/v7/director"
boshui "github.com/cloudfoundry/bosh-cli/v7/ui"
)
type RestartCmd struct {
ui boshui.UI
deployment boshdir.Deployment
}
func NewRestartCmd(ui boshui.UI, deployment boshdir.Deployment) RestartCmd {
return RestartCmd{ui: ui, deployment: deployment}
}
func (c RestartCmd) Run(opts RestartOpts) error {
err := c.ui.AskForConfirmation()
if err != nil {
return err
}
restartOpts, err := newRestartOpts(opts)
if err != nil {
return err
}
return c.deployment.Restart(opts.Args.Slug, restartOpts)
}
func newRestartOpts(opts RestartOpts) (boshdir.RestartOpts, error) {
if !opts.NoConverge { // converge is default, no-converge is opt-in
restartOpts := boshdir.RestartOpts{
Canaries: opts.Canaries,
MaxInFlight: opts.MaxInFlight,
SkipDrain: opts.SkipDrain,
Converge: true,
}
return restartOpts, nil
}
if opts.Converge {
return boshdir.RestartOpts{}, errors.New("Can't set converge and no-converge")
}
if opts.Canaries != "" {
return boshdir.RestartOpts{}, errors.New("Can't set canaries and no-converge")
}
if opts.MaxInFlight != "" {
return boshdir.RestartOpts{}, errors.New("Can't set max-in-flight and no-converge")
}
if _, ok := opts.Args.Slug.InstanceSlug(); !ok {
return boshdir.RestartOpts{}, errors.New("You are trying to run restart with --no-converge on an entire instance group. This operation is not allowed. Trying using the --converge flag or running it against a specific instance.")
}
return boshdir.RestartOpts{
Converge: false,
SkipDrain: opts.SkipDrain,
}, nil
}