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Add otlpmetricgrpc.Expoter and otlpmetrichttp.Exporter (#4272)
* Add otlpmetricgrpc.Expoter and otlpmetrichttp.Exporter * Update changelog
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // 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 | ||
| // | ||
| // http://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 otlpmetricgrpc // import "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc" | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| ominternal "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/internal" | ||
| "go.opentelemetry.io/otel/sdk/metric" | ||
| "go.opentelemetry.io/otel/sdk/metric/aggregation" | ||
| "go.opentelemetry.io/otel/sdk/metric/metricdata" | ||
| ) | ||
|
|
||
| // Exporter is a OpenTelemetry metric Exporter using gRPC. | ||
| type Exporter struct { | ||
| wrapped *ominternal.Exporter | ||
| } | ||
|
|
||
| // Temporality returns the Temporality to use for an instrument kind. | ||
| func (e *Exporter) Temporality(k metric.InstrumentKind) metricdata.Temporality { | ||
| return e.wrapped.Temporality(k) | ||
| } | ||
|
|
||
| // Aggregation returns the Aggregation to use for an instrument kind. | ||
| func (e *Exporter) Aggregation(k metric.InstrumentKind) aggregation.Aggregation { | ||
| return e.wrapped.Aggregation(k) | ||
| } | ||
|
|
||
| // Export transforms and transmits metric data to an OTLP receiver. | ||
| // | ||
| // This method returns an error if called after Shutdown. | ||
| // This method returns an error if the method is canceled by the passed context. | ||
| func (e *Exporter) Export(ctx context.Context, rm *metricdata.ResourceMetrics) error { | ||
| return e.wrapped.Export(ctx, rm) | ||
| } | ||
|
|
||
| // ForceFlush flushes any metric data held by an exporter. | ||
| // | ||
| // This method returns an error if called after Shutdown. | ||
| // This method returns an error if the method is canceled by the passed context. | ||
| // | ||
| // This method is safe to call concurrently. | ||
| func (e *Exporter) ForceFlush(ctx context.Context) error { | ||
| return e.wrapped.ForceFlush(ctx) | ||
| } | ||
|
|
||
| // Shutdown flushes all metric data held by an exporter and releases any held | ||
| // computational resources. | ||
| // | ||
| // This method returns an error if called after Shutdown. | ||
| // This method returns an error if the method is canceled by the passed context. | ||
| // | ||
| // This method is safe to call concurrently. | ||
| func (e *Exporter) Shutdown(ctx context.Context) error { | ||
| return e.wrapped.Shutdown(ctx) | ||
| } | ||
|
|
||
| // New returns an OpenTelemetry metric Exporter. The Exporter can be used with | ||
| // a PeriodicReader to export OpenTelemetry metric data to an OTLP receiving | ||
| // endpoint using gRPC. | ||
| // | ||
| // If an already established gRPC ClientConn is not passed in options using | ||
| // WithGRPCConn, a connection to the OTLP endpoint will be established based | ||
| // on options. If a connection cannot be establishes in the lifetime of ctx, | ||
| // an error will be returned. | ||
| func New(ctx context.Context, options ...Option) (*Exporter, error) { | ||
| c, err := newClient(ctx, options...) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| exp := ominternal.New(c) | ||
| return &Exporter{exp}, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // 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 | ||
| // | ||
| // http://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 otlpmetrichttp // import "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp" | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| ominternal "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/internal" | ||
| "go.opentelemetry.io/otel/sdk/metric" | ||
| "go.opentelemetry.io/otel/sdk/metric/aggregation" | ||
| "go.opentelemetry.io/otel/sdk/metric/metricdata" | ||
| ) | ||
|
|
||
| // Exporter is a OpenTelemetry metric Exporter using protobufs over HTTP. | ||
| type Exporter struct { | ||
| wrapped *ominternal.Exporter | ||
| } | ||
|
|
||
| // Temporality returns the Temporality to use for an instrument kind. | ||
| func (e *Exporter) Temporality(k metric.InstrumentKind) metricdata.Temporality { | ||
| return e.wrapped.Temporality(k) | ||
| } | ||
|
|
||
| // Aggregation returns the Aggregation to use for an instrument kind. | ||
| func (e *Exporter) Aggregation(k metric.InstrumentKind) aggregation.Aggregation { | ||
| return e.wrapped.Aggregation(k) | ||
| } | ||
|
|
||
| // Export transforms and transmits metric data to an OTLP receiver. | ||
| // | ||
| // This method returns an error if called after Shutdown. | ||
| // This method returns an error if the method is canceled by the passed context. | ||
| func (e *Exporter) Export(ctx context.Context, rm *metricdata.ResourceMetrics) error { | ||
| return e.wrapped.Export(ctx, rm) | ||
| } | ||
|
|
||
| // ForceFlush flushes any metric data held by an exporter. | ||
| // | ||
| // This method returns an error if called after Shutdown. | ||
| // This method returns an error if the method is canceled by the passed context. | ||
| // | ||
| // This method is safe to call concurrently. | ||
| func (e *Exporter) ForceFlush(ctx context.Context) error { | ||
| return e.wrapped.ForceFlush(ctx) | ||
| } | ||
|
|
||
| // Shutdown flushes all metric data held by an exporter and releases any held | ||
| // computational resources. | ||
| // | ||
| // This method returns an error if called after Shutdown. | ||
| // This method returns an error if the method is canceled by the passed context. | ||
| // | ||
| // This method is safe to call concurrently. | ||
| func (e *Exporter) Shutdown(ctx context.Context) error { | ||
| return e.wrapped.Shutdown(ctx) | ||
| } | ||
|
|
||
| // New returns an OpenTelemetry metric Exporter. The Exporter can be used with | ||
| // a PeriodicReader to export OpenTelemetry metric data to an OTLP receiving | ||
| // endpoint using protobufs over HTTP. | ||
| func New(_ context.Context, opts ...Option) (*Exporter, error) { | ||
| c, err := newClient(opts...) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| exp := ominternal.New(c) | ||
| return &Exporter{exp}, nil | ||
| } |