Trait collectd_plugin::PluginManager
source · pub trait PluginManager {
fn name() -> &'static str;
fn plugins(
_config: Option<&[ConfigItem<'_>]>
) -> Result<PluginRegistration, Box<dyn Error>>;
fn capabilities() -> PluginManagerCapabilities { ... }
fn initialize() -> Result<(), Box<dyn Error>> { ... }
}
Expand description
Defines the entry point for a collectd plugin. Based on collectd’s configuration, a
PluginManager
will register any number of plugins (or return an error)
Required Methods§
sourcefn plugins(
_config: Option<&[ConfigItem<'_>]>
) -> Result<PluginRegistration, Box<dyn Error>>
fn plugins(
_config: Option<&[ConfigItem<'_>]>
) -> Result<PluginRegistration, Box<dyn Error>>
Returns one or many instances of a plugin that is configured from collectd’s configuration
file. If parameter is None
, a configuration section for the plugin was not found, so
default values should be used.
Provided Methods§
sourcefn capabilities() -> PluginManagerCapabilities
fn capabilities() -> PluginManagerCapabilities
Defines the capabilities of the plugin manager. Must not panic.
sourcefn initialize() -> Result<(), Box<dyn Error>>
fn initialize() -> Result<(), Box<dyn Error>>
Initialize any socket, files, or expensive resources that may have been parsed from the
configuration. If an error is reported, all hooks registered will be unregistered. This is
really only useful for PluginRegistration::Single
modules who want global data.