opentelemetry-collector/receiver/receiverprofiles/profiles.go

117 lines
4.2 KiB
Go

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package receiverprofiles // import "go.opentelemetry.io/collector/receiver/receiverprofiles"
import (
"context"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/consumer/consumerprofiles"
"go.opentelemetry.io/collector/pipeline"
"go.opentelemetry.io/collector/receiver"
)
// Profiles receiver receives profiles.
// Its purpose is to translate data from any format to the collector's internal profile format.
// Profiles receiver feeds a consumerprofiles.Profiles with data.
//
// For example, it could be a pprof data source which translates pprof profiles into pprofile.Profiles.
type Profiles interface {
component.Component
}
// Factory is a factory interface for receivers.
//
// This interface cannot be directly implemented. Implementations must
// use the NewFactory to implement it.
type Factory interface {
receiver.Factory
// CreateProfiles creates a Profiles based on this config.
// If the receiver type does not support tracing or if the config is not valid
// an error will be returned instead. `next` is never nil.
CreateProfiles(ctx context.Context, set receiver.Settings, cfg component.Config, next consumerprofiles.Profiles) (Profiles, error)
// ProfilesStability gets the stability level of the Profiles receiver.
ProfilesStability() component.StabilityLevel
}
// CreateProfilesFunc is the equivalent of Factory.CreateProfiles.
type CreateProfilesFunc func(context.Context, receiver.Settings, component.Config, consumerprofiles.Profiles) (Profiles, error)
// CreateProfiles implements Factory.CreateProfiles.
func (f CreateProfilesFunc) CreateProfiles(ctx context.Context, set receiver.Settings, cfg component.Config, next consumerprofiles.Profiles) (Profiles, error) {
if f == nil {
return nil, pipeline.ErrSignalNotSupported
}
return f(ctx, set, cfg, next)
}
// FactoryOption apply changes to Factory.
type FactoryOption interface {
// applyOption applies the option.
applyOption(o *factoryOpts)
}
// factoryOptionFunc is a FactoryOption created through a function.
type factoryOptionFunc func(*factoryOpts)
func (f factoryOptionFunc) applyOption(o *factoryOpts) {
f(o)
}
type factory struct {
receiver.Factory
CreateProfilesFunc
profilesStabilityLevel component.StabilityLevel
}
func (f *factory) ProfilesStability() component.StabilityLevel {
return f.profilesStabilityLevel
}
type factoryOpts struct {
opts []receiver.FactoryOption
*factory
}
// WithTraces overrides the default "error not supported" implementation for Factory.CreateTraces and the default "undefined" stability level.
func WithTraces(createTraces receiver.CreateTracesFunc, sl component.StabilityLevel) FactoryOption {
return factoryOptionFunc(func(o *factoryOpts) {
o.opts = append(o.opts, receiver.WithTraces(createTraces, sl))
})
}
// WithMetrics overrides the default "error not supported" implementation for Factory.CreateMetrics and the default "undefined" stability level.
func WithMetrics(createMetrics receiver.CreateMetricsFunc, sl component.StabilityLevel) FactoryOption {
return factoryOptionFunc(func(o *factoryOpts) {
o.opts = append(o.opts, receiver.WithMetrics(createMetrics, sl))
})
}
// WithLogs overrides the default "error not supported" implementation for Factory.CreateLogs and the default "undefined" stability level.
func WithLogs(createLogs receiver.CreateLogsFunc, sl component.StabilityLevel) FactoryOption {
return factoryOptionFunc(func(o *factoryOpts) {
o.opts = append(o.opts, receiver.WithLogs(createLogs, sl))
})
}
// WithProfiles overrides the default "error not supported" implementation for Factory.CreateProfiles and the default "undefined" stability level.
func WithProfiles(createProfiles CreateProfilesFunc, sl component.StabilityLevel) FactoryOption {
return factoryOptionFunc(func(o *factoryOpts) {
o.profilesStabilityLevel = sl
o.CreateProfilesFunc = createProfiles
})
}
// NewFactory returns a Factory.
func NewFactory(cfgType component.Type, createDefaultConfig component.CreateDefaultConfigFunc, options ...FactoryOption) Factory {
opts := factoryOpts{factory: &factory{}}
for _, opt := range options {
opt.applyOption(&opts)
}
opts.factory.Factory = receiver.NewFactory(cfgType, createDefaultConfig, opts.opts...)
return opts.factory
}