zeek/scripts/base/frameworks/cluster/telemetry.zeek

39 lines
1.2 KiB
Text

## Module for cluster telemetry.
module Cluster::Telemetry;
export {
type Type: enum {
## Creates counter metrics for incoming and for outgoing
## events without labels.
INFO,
## Creates counter metrics for incoming and outgoing events
## labeled with handler and normalized topic names.
VERBOSE,
## Creates histogram metrics using the serialized message size
## for events, labeled by topic, handler and script location
## (outgoing only).
DEBUG,
};
## The telemetry types to enable for the core backend.
const core_metrics: set[Type] = {
INFO,
} &redef;
## The telemetry types to enable for WebSocket backends.
const websocket_metrics: set[Type] = {
INFO,
} &redef;
## Table used for normalizing topic names that contain random parts.
## Map to an empty string to skip recording a specific metric
## completely.
const topic_normalizations: table[pattern] of string = {
[/^zeek\/cluster\/nodeid\/.*/] = "zeek/cluster/nodeid/__normalized__",
} &ordered &redef;
## For the DEBUG metrics, the histogram buckets to use.
const message_size_bounds: vector of double = {
10.0, 50.0, 100.0, 500.0, 1000.0, 5000.0, 10000.0, 50000.0,
} &redef;
}