/
rollback_command.go
87 lines (70 loc) · 2.96 KB
/
rollback_command.go
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package v7
import (
"fmt"
"code.cloudfoundry.org/cli/cf/errors"
"code.cloudfoundry.org/cli/command"
"code.cloudfoundry.org/cli/command/flag"
)
type RollbackCommand struct {
BaseCommand
Force bool `short:"f" description:"Force rollback without confirmation"`
RequiredArgs flag.AppName `positional-args:"yes"`
Version flag.PositiveInteger `long:"revision" required:"true" description:"Roll back to the given app revision"`
relatedCommands interface{} `related_commands:"revisions"`
usage interface{} `usage:"CF_NAME rollback APP_NAME [--revision REVISION_NUMBER] [-f]"`
}
func (cmd RollbackCommand) Execute(args []string) error {
cmd.UI.DisplayWarning(command.ExperimentalWarning)
cmd.UI.DisplayNewline()
targetRevision := int(cmd.Version.Value)
err := cmd.SharedActor.CheckTarget(true, true)
if err != nil {
return err
}
user, err := cmd.Config.CurrentUser()
if err != nil {
return err
}
app, warnings, _ := cmd.Actor.GetApplicationByNameAndSpace(cmd.RequiredArgs.AppName, cmd.Config.TargetedSpace().GUID)
cmd.UI.DisplayWarnings(warnings)
revisions, warnings, _ := cmd.Actor.GetRevisionsByApplicationNameAndSpace(app.Name, cmd.Config.TargetedSpace().GUID)
cmd.UI.DisplayWarnings(warnings)
if len(revisions) == 0 {
return errors.New(fmt.Sprintf("No revisions for app %s", cmd.RequiredArgs.AppName))
}
newRevision := revisions[0].Version + 1
revision, warnings, _ := cmd.Actor.GetRevisionByApplicationAndVersion(app.GUID, targetRevision)
cmd.UI.DisplayWarnings(warnings)
// TODO Localization?
if !cmd.Force {
cmd.UI.DisplayTextWithFlavor("Rolling '{{.AppName}}' back to revision '{{.TargetRevision}}' will create a new revision. The new revision '{{.NewRevision}}' will use the settings from revision '{{.TargetRevision}}'.", map[string]interface{}{
"AppName": cmd.RequiredArgs.AppName,
"TargetRevision": targetRevision,
"NewRevision": newRevision,
})
prompt := "Are you sure you want to continue?"
response, promptErr := cmd.UI.DisplayBoolPrompt(false, prompt, nil)
if promptErr != nil {
return promptErr
}
if !response {
cmd.UI.DisplayText("App '{{.AppName}}' has not been rolled back to revision '{{.TargetRevision}}'.", map[string]interface{}{
"AppName": cmd.RequiredArgs.AppName,
"TargetRevision": targetRevision,
})
return nil
}
}
cmd.UI.DisplayTextWithFlavor("Rolling back to revision {{.TargetRevision}} for app {{.AppName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.Username}}...", map[string]interface{}{
"AppName": cmd.RequiredArgs.AppName,
"TargetRevision": targetRevision,
"OrgName": cmd.Config.TargetedOrganization().Name,
"SpaceName": cmd.Config.TargetedSpace().Name,
"Username": user.Name,
})
cmd.UI.DisplayNewline()
_, warnings, _ = cmd.Actor.CreateDeploymentByApplicationAndRevision(app.GUID, revision.GUID)
cmd.UI.DisplayWarnings(warnings)
cmd.UI.DisplayOK()
return nil
}