Struct UpdateBuilder 

pub struct UpdateBuilder { /* private fields */ }

Builder for a restart Update.

Configure the inner ReleaseUpdate backend and an optional guard environment variable, then call build to produce a Box<dyn ReleaseUpdate> that re-executes the process after a successful update.

Implementations

impl UpdateBuilder

pub fn new() -> Self

Initialize a new builder.

pub fn release_update( &mut self, release_update: Box<dyn ReleaseUpdate>, ) -> &mut Self

Set the release update implementation to wrap. Required.

pub fn guard_env(&mut self, env: &str) -> &mut Self

Set the guard environment variable name used to prevent restart loops. Defaults to RESTART_GUARD.

pub fn build(&mut self) -> Result<Box<dyn ReleaseUpdate>>

Confirm config and create a ready-to-use Update.

• Errors:
  • Config - release_update was not provided

Trait Implementations

impl Default for UpdateBuilder

fn default() -> UpdateBuilder

Returns the “default value” for a type.