slog: Datadog handler

A Datadog Handler for slog Go library.
See also:
🚀 Install
go get github.com/samber/slog-datadog
Compatibility: go >= 1.21
No breaking changes will be made to exported APIs before v2.0.0.
💡 Usage
GoDoc: https://pkg.go.dev/github.com/samber/slog-datadog
Handler options
type Option struct {
// log level (default: debug)
Level slog.Leveler
// datadog endpoint
Client *datadog.APIClient
Context context.Context
// source parameters
Service string
Hostname string
GlobalTags map[string]string
// optional: customize Datadog message builder
Converter Converter
}
Attributes will be injected in log payload.
Example
import (
"github.com/DataDog/datadog-api-client-go/v2/api/datadog"
slogdatadog "github.com/samber/slog-datadog"
"log/slog"
)
func newDatadogClient(endpoint string, apiKey string) (*datadog.APIClient, context.Context) {
ctx := datadog.NewDefaultContext(context.Background())
ctx = context.WithValue(
ctx,
datadog.ContextAPIKeys,
map[string]datadog.APIKey{"apiKeyAuth": {Key: apiKey}},
)
ctx = context.WithValue(
ctx,
datadog.ContextServerVariables,
map[string]string{"site": endpoint},
)
configuration := datadog.NewConfiguration()
apiClient := datadog.NewAPIClient(configuration)
return apiClient, ctx
}
func main() {
host := "1.2.3.4"
service := "api"
endpoint := slogdatadog.DatadogHostEU
apiKey := "xxx"
apiClient, ctx := newDatadogClient(endpoint, apiKey)
logger := slog.New(slogdatadog.Option{Level: slog.LevelDebug, Client: apiClient, Context: ctx, Hostname: host, Service: service}.NewDatadogHandler())
logger = logger.
With("environment", "dev").
With("release", "v1.0.0")
// log error
logger.
With("category", "sql").
With("query.statement", "SELECT COUNT(*) FROM users;").
With("query.duration", 1*time.Second).
With("error", fmt.Errorf("could not count users")).
Error("caramba!")
// log user signup
logger.
With(
slog.Group("user",
slog.String("id", "user-123"),
slog.Time("created_at", time.Now()),
),
).
Info("user registration")
}
🤝 Contributing
Don't hesitate ;)
# Install some dev dependencies
make tools
# Run tests
make test
# or
make watch-test
👤 Contributors

💫 Show your support
Give a ⭐️ if this project helped you!

📝 License
Copyright © 2023 Samuel Berthe.
This project is MIT licensed.