ClusterHelper.Telemetry (ClusterHelper v1.0.0)

Telemetry events emitted by ClusterHelper.

Events

Event	Measurements	Metadata
`[:cluster_helper, :startup]`	`%{duration: nat}`	`%{scopes: [atom], roles: [term]}`
`[:cluster_helper, :role, :add]`	`%{count: pos_int}`	`%{scope: atom, roles: [term], node: node}`
`[:cluster_helper, :role, :remove]`	`%{count: pos_int}`	`%{scope: atom, roles: [term], node: node}`
`[:cluster_helper, :sync, :pull]`	`%{count: pos_int}`	`%{scope: atom, nodes: [node]}`
`[:cluster_helper, :node, :up]`	`%{}`	`%{node: node, scopes: [atom]}`
`[:cluster_helper, :node, :down]`	`%{}`	`%{node: node}`
`[:cluster_helper, :gen, :check]`	`%{duration: nat}`	`%{node: node, scope: atom, changed: boolean}`

To attach your own handler:

:telemetry.attach_many(
  "cluster-helper-handler",
  ClusterHelper.Telemetry.event_names(),
  &MyApp.handle_cluster_telemetry/4,
  :no_config
)

See :telemetry docs for details.

event_names()

Returns all event names as a list of [prefix, ...] lists.

@spec event_names() :: [[atom()]]

Returns all event names as a list of [prefix, ...] lists.