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License: Apache License 2.0
AWS fields for your Honeycomb.io traces
License: Apache License 2.0
I've forgotten - on more than one occasion - to flush outstanding Honeycomb spans yet to be sent. Maybe we should include something like:
package honeyflush
import (
"context"
"github.com/aws/aws-lambda-go/lambda"
"github.com/honeycombio/beeline-go"
)
type wrapper struct {
inner lambda.Handler
}
func (w *wrapper) Invoke(ctx context.Context, payload []byte) ([]byte, error) {
ctx, _ = beeline.StartSpan(ctx, "lambda")
// we could also include the aws lambda "request id" for correlation with cloudwatch logs
defer beeline.Flush(ctx)
return w.inner.Invoke(ctx, payload)
}
func Wrap(inner lambda.Handler) lambda.Handler {
return &wrapper{inner: inner}
}
Usage would be something like
package main
import (
"context"
"github.com/aws/aws-lambda-go/events"
"github.com/aws/aws-lambda-go/lambda"
"github.com/glassechidna/flow/pkg/honeyflush"
)
func mainx() {
handler := lambda.NewHandler(handlerFn)
wrapped := honeyflush.Wrap(handler)
lambda.StartHandler(wrapped)
}
func handlerFn(ctx context.Context, event events.SQSEvent) error {
return nil
}
There are a couple of options:
The first option is to make a judgment call and enumerate the most popular APIs and add some high-value fields to those calls. For example, S3 API calls could include bucket names (and object keys), DynamoDB could include table names.
The second option is including the input (and maybe output?) as a single JSON-encoded field and users enabling automatic unpacking of nested JSON values (as per Honeycomb docs). Maybe this one should be an opt-in / opt-out.
Anyone have any thoughts?
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