/
fake.go
60 lines (51 loc) · 1.87 KB
/
fake.go
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package fakeconsumer
import (
"context"
"github.com/grafana/alloy/internal/component/otelcol"
otelconsumer "go.opentelemetry.io/collector/consumer"
"go.opentelemetry.io/collector/pdata/plog"
"go.opentelemetry.io/collector/pdata/pmetric"
"go.opentelemetry.io/collector/pdata/ptrace"
)
// Consumer is a fake otelcol.Consumer implementation which invokes functions
// when methods are called. All struct member fields are optional. If a struct
// member field is not provided, implementations of methods will default to a
// no-op.
type Consumer struct {
CapabilitiesFunc func() otelconsumer.Capabilities
ConsumeTracesFunc func(context.Context, ptrace.Traces) error
ConsumeMetricsFunc func(context.Context, pmetric.Metrics) error
ConsumeLogsFunc func(context.Context, plog.Logs) error
}
var _ otelcol.Consumer = (*Consumer)(nil)
// Capabilities implements otelcol.Consumer. If the CapabilitiesFunc is not
// provided, MutatesData is reported as true.
func (c *Consumer) Capabilities() otelconsumer.Capabilities {
if c.CapabilitiesFunc != nil {
return c.CapabilitiesFunc()
}
// We don't know what the fake implementation will do, so return true just
// in case it mutates data.
return otelconsumer.Capabilities{MutatesData: true}
}
// ConsumeTraces implements otelcol.ConsumeTraces.
func (c *Consumer) ConsumeTraces(ctx context.Context, td ptrace.Traces) error {
if c.ConsumeTracesFunc != nil {
return c.ConsumeTracesFunc(ctx, td)
}
return nil
}
// ConsumeMetrics implements otelcol.ConsumeMetrics.
func (c *Consumer) ConsumeMetrics(ctx context.Context, md pmetric.Metrics) error {
if c.ConsumeMetricsFunc != nil {
return c.ConsumeMetricsFunc(ctx, md)
}
return nil
}
// ConsumeLogs implements otelcol.ConsumeLogs.
func (c *Consumer) ConsumeLogs(ctx context.Context, md plog.Logs) error {
if c.ConsumeLogsFunc != nil {
return c.ConsumeLogsFunc(ctx, md)
}
return nil
}