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observability_option.go
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/
observability_option.go
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//
// Copyright (C) 2019-2020 Vdaas.org Vald team ( kpango, rinx, kmrmt )
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Package observability provides observability functions
package observability
import (
"github.com/vdaas/vald/internal/errgroup"
"github.com/vdaas/vald/internal/observability/collector"
"github.com/vdaas/vald/internal/observability/exporter/jaeger"
"github.com/vdaas/vald/internal/observability/exporter/prometheus"
"github.com/vdaas/vald/internal/observability/trace"
)
type Option func(*observability) error
var (
observabilityDefaultOpts = []Option{
WithErrGroup(errgroup.Get()),
}
)
func WithErrGroup(eg errgroup.Group) Option {
return func(o *observability) error {
if eg != nil {
o.eg = eg
}
return nil
}
}
func WithCollector(c collector.Collector) Option {
return func(o *observability) error {
if c != nil {
o.collector = c
}
return nil
}
}
func WithTracer(t trace.Tracer) Option {
return func(o *observability) error {
if t != nil {
o.tracer = t
}
return nil
}
}
func WithPrometheus(p prometheus.Prometheus) Option {
return func(o *observability) error {
if p != nil {
o.prometheus = p
}
return nil
}
}
func WithJaeger(j jaeger.Jaeger) Option {
return func(o *observability) error {
if j != nil {
o.jaeger = j
}
return nil
}
}