Module ot_meter
This module defines the ot_meter
behaviour.
Required callback functions: new_instruments/2
, record/3
, record/4
, record_batch/3
, bind/3
, release/2
, register_observer/3
, set_observer_callback/3
, observe/3
.
Data Types
bound_instrument()
bound_instrument() = {opentelemetry:meter(), term()}
description()
description() = unicode:unicode_binary()
input_type()
input_type() = integer | float
instrument_kind()
instrument_kind() = counter | observer | measure
instrument_opts()
instrument_opts() = #{name => name(), description => description(), kind => instrument_kind(), type => input_type(), label_keys => [label_key()], unit => unit()}
key()
key() = {name(), label_set()}
label_key()
label_key() = unicode:unicode_binary()
label_set()
label_set() = [{label_key(), label_value()}]
label_value()
label_value() = unicode:unicode_binary()
measurement()
measurement() = {bound_instrument() | name(), number()}
name()
name() = unicode:unicode_binary()
unit()
unit() = atom()
Function Index
bind/3 | |
new_instruments/2 | |
observe/3 | |
record/2 | |
record/4 | |
record_batch/3 | |
register_observer/3 | |
release/1 | |
set_observer_callback/3 |
Function Details
bind/3
bind(Meter::opentelemetry:meter(), Name::name(), LabelSet::label_set()) -> bound_instrument()
new_instruments/2
new_instruments(Meter::opentelemetry:meter(), List::[instrument_opts()]) -> boolean()
observe/3
observe(X1::ot_observer:observer_result(), Number::number(), LabelSet::label_set()) -> ok
record/2
record(X1::bound_instrument(), Number::number()) -> ok
record/4
record(Meter::opentelemetry:meter(), Name::name(), Number::number(), LabelSet::label_set()) -> ok
record_batch/3
record_batch(Meter::opentelemetry:meter(), LabelSet::label_set(), Measurements::[measurement()]) -> ok
register_observer/3
register_observer(Meter::opentelemetry:meter(), Name::ot_meter:name(), Callback::ot_observer:callback()) -> ok | unknown_instrument
release/1
release(X1::bound_instrument()) -> ok
set_observer_callback/3
set_observer_callback(Meter::opentelemetry:meter(), Name::ot_meter:name(), Callback::ot_observer:callback()) -> ok | unknown_instrument