{"id":19288499,"url":"https://github.com/samber/slog-quickwit","last_synced_at":"2026-03-05T16:04:19.449Z","repository":{"id":237542075,"uuid":"794684913","full_name":"samber/slog-quickwit","owner":"samber","description":"🚨 slog: Quickwit 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handler\n\n[![tag](https://img.shields.io/github/tag/samber/slog-quickwit.svg)](https://github.com/samber/slog-quickwit/releases)\n![Go Version](https://img.shields.io/badge/Go-%3E%3D%201.21-%23007d9c)\n[![GoDoc](https://godoc.org/github.com/samber/slog-quickwit?status.svg)](https://pkg.go.dev/github.com/samber/slog-quickwit)\n![Build Status](https://github.com/samber/slog-quickwit/actions/workflows/test.yml/badge.svg)\n[![Go report](https://goreportcard.com/badge/github.com/samber/slog-quickwit)](https://goreportcard.com/report/github.com/samber/slog-quickwit)\n[![Coverage](https://img.shields.io/codecov/c/github/samber/slog-quickwit)](https://codecov.io/gh/samber/slog-quickwit)\n[![Contributors](https://img.shields.io/github/contributors/samber/slog-quickwit)](https://github.com/samber/slog-quickwit/graphs/contributors)\n[![License](https://img.shields.io/github/license/samber/slog-quickwit)](./LICENSE)\n\nA [Quickwit](https://quickwit.io) Handler for [slog](https://pkg.go.dev/log/slog) Go library.\n\n\u003cdiv align=\"center\"\u003e\n  \u003chr\u003e\n  \u003csup\u003e\u003cb\u003eSponsored by:\u003c/b\u003e\u003c/sup\u003e\n  \u003cbr\u003e\n  \u003ca href=\"https://cast.ai/samuel\"\u003e\n    \u003cdiv\u003e\n      \u003cimg src=\"https://github.com/user-attachments/assets/502f8fa8-e7e8-4754-a51f-036d0443e694\" width=\"200\" alt=\"Cast AI\"\u003e\n    \u003c/div\u003e\n    \u003cdiv\u003e\n      Cut Kubernetes \u0026 AI costs, boost application stability\n    \u003c/div\u003e\n  \u003c/a\u003e\n  \u003cbr\u003e\n  \u003ca href=\"https://www.dash0.com?utm_campaign=148395251-samber%20github%20sponsorship\u0026utm_source=github\u0026utm_medium=sponsorship\u0026utm_content=samber\"\u003e\n    \u003cdiv\u003e\n      \u003cimg src=\"https://github.com/user-attachments/assets/b1f2e876-0954-4dc3-824d-935d29ba8f3f\" width=\"200\" alt=\"Dash0\"\u003e\n    \u003c/div\u003e\n    \u003cdiv\u003e\n      100% OpenTelemetry-native observability platform\u003cbr\u003eSimple to use, built on open standards, and designed for full cost control\n    \u003c/div\u003e\n  \u003c/a\u003e\n  \u003chr\u003e\n\u003c/div\u003e\n\n**See also:**\n\n- [slog-multi](https://github.com/samber/slog-multi): `slog.Handler` chaining, fanout, routing, failover, load balancing...\n- [slog-formatter](https://github.com/samber/slog-formatter): `slog` attribute formatting\n- [slog-sampling](https://github.com/samber/slog-sampling): `slog` sampling policy\n- [slog-mock](https://github.com/samber/slog-mock): `slog.Handler` for test purposes\n\n**HTTP middlewares:**\n\n- [slog-gin](https://github.com/samber/slog-gin): Gin middleware for `slog` logger\n- [slog-echo](https://github.com/samber/slog-echo): Echo middleware for `slog` logger\n- [slog-fiber](https://github.com/samber/slog-fiber): Fiber middleware for `slog` logger\n- [slog-chi](https://github.com/samber/slog-chi): Chi middleware for `slog` logger\n- [slog-http](https://github.com/samber/slog-http): `net/http` middleware for `slog` logger\n\n**Loggers:**\n\n- [slog-zap](https://github.com/samber/slog-zap): A `slog` handler for `Zap`\n- [slog-zerolog](https://github.com/samber/slog-zerolog): A `slog` handler for `Zerolog`\n- [slog-logrus](https://github.com/samber/slog-logrus): A `slog` handler for `Logrus`\n\n**Log sinks:**\n\n- [slog-datadog](https://github.com/samber/slog-datadog): A `slog` handler for `Datadog`\n- [slog-betterstack](https://github.com/samber/slog-betterstack): A `slog` handler for `Betterstack`\n- [slog-rollbar](https://github.com/samber/slog-rollbar): A `slog` handler for `Rollbar`\n- [slog-loki](https://github.com/samber/slog-loki): A `slog` handler for `Loki`\n- [slog-sentry](https://github.com/samber/slog-sentry): A `slog` handler for `Sentry`\n- [slog-syslog](https://github.com/samber/slog-syslog): A `slog` handler for `Syslog`\n- [slog-logstash](https://github.com/samber/slog-logstash): A `slog` handler for `Logstash`\n- [slog-fluentd](https://github.com/samber/slog-fluentd): A `slog` handler for `Fluentd`\n- [slog-graylog](https://github.com/samber/slog-graylog): A `slog` handler for `Graylog`\n- [slog-quickwit](https://github.com/samber/slog-quickwit): A `slog` handler for `Quickwit`\n- [slog-slack](https://github.com/samber/slog-slack): A `slog` handler for `Slack`\n- [slog-telegram](https://github.com/samber/slog-telegram): A `slog` handler for `Telegram`\n- [slog-mattermost](https://github.com/samber/slog-mattermost): A `slog` handler for `Mattermost`\n- [slog-microsoft-teams](https://github.com/samber/slog-microsoft-teams): A `slog` handler for `Microsoft Teams`\n- [slog-webhook](https://github.com/samber/slog-webhook): A `slog` handler for `Webhook`\n- [slog-kafka](https://github.com/samber/slog-kafka): A `slog` handler for `Kafka`\n- [slog-nats](https://github.com/samber/slog-nats): A `slog` handler for `NATS`\n- [slog-parquet](https://github.com/samber/slog-parquet): A `slog` handler for `Parquet` + `Object Storage`\n- [slog-channel](https://github.com/samber/slog-channel): A `slog` handler for Go channels\n\n## 🚀 Install\n\n```sh\ngo get github.com/samber/slog-quickwit\n```\n\n**Compatibility**: go \u003e= 1.21\n\nThis library is v0 and follows SemVer strictly. Some breaking changes might be made to exported APIs before v1.0.0.\n\n## 💡 Usage\n\nGoDoc: [https://pkg.go.dev/github.com/samber/slog-quickwit](https://pkg.go.dev/github.com/samber/slog-quickwit)\n\n### Handler options\n\n```go\ntype Option struct {\n    // log level (default: debug)\n    Level slog.Leveler\n\n    // Quickwit client\n    Client *quickwit.Client\n\n    // optional: customize json payload builder\n    Converter Converter\n    // optional: fetch attributes from context\n    AttrFromContext []func(ctx context.Context) []slog.Attr\n\n    // optional: see slog.HandlerOptions\n    AddSource   bool\n    ReplaceAttr func(groups []string, a slog.Attr) slog.Attr\n}\n```\n\nAttributes will be injected in log payload.\n\nOther global parameters:\n\n```go\nslogquickwit.SourceKey = \"source\"\nslogquickwit.ContextKey = \"context\"\nslogquickwit.ErrorKeys = []string{\"error\", \"err\"}\n```\n\n### Example\n\n```go\nimport (\n    \"github.com/samber/go-quickwit\"\n    slogquickwit \"github.com/samber/slog-slogquickwit\"\n    \"log/slog\"\n)\n\nfunc main() {\n    // docker-compose up -d\n    // curl -X POST \\\n    //     'http://localhost:7280/api/v1/indexes' \\\n    //     -H 'Content-Type: application/yaml' \\\n    //     --data-binary @test-config.yaml\n\n    client := quickwit.NewWithDefault(\"http://localhost:7280\", \"my-index\")\n    defer client.Stop() // flush and stop\n\n    logger := slog.New(slogquickwit.Option{Level: slog.LevelDebug, Client: client}.NewQuickwitHandler())\n    logger = logger.\n        With(\"environment\", \"dev\").\n        With(\"release\", \"v1.0.0\")\n\n    // log error\n    logger.\n        With(\"category\", \"sql\").\n        With(\"query.statement\", \"SELECT COUNT(*) FROM users;\").\n        With(\"query.duration\", 1*time.Second).\n        With(\"error\", fmt.Errorf(\"could not count users\")).\n        Error(\"caramba!\")\n\n    // log user signup\n    logger.\n        With(\n            slog.Group(\"user\",\n                slog.String(\"id\", \"user-123\"),\n                slog.Time(\"created_at\", time.Now()),\n            ),\n        ).\n        Info(\"user registration\")\n}\n```\n\n### Tracing\n\nImport the samber/slog-otel library.\n\n```go\nimport (\n\tslogquickwit \"github.com/samber/slog-quickwit\"\n\tslogotel \"github.com/samber/slog-otel\"\n\t\"go.opentelemetry.io/otel/sdk/trace\"\n)\n\nfunc main() {\n    client := quickwit.NewWithDefault(\"http://localhost:7280\", \"my-index\")\n    defer client.Stop() // flush and stop\n\n\ttp := trace.NewTracerProvider(\n\t\ttrace.WithSampler(trace.AlwaysSample()),\n\t)\n\ttracer := tp.Tracer(\"hello/world\")\n\n\tctx, span := tracer.Start(context.Background(), \"foo\")\n\tdefer span.End()\n\n\tspan.AddEvent(\"bar\")\n\n\tlogger := slog.New(\n\t\tslogquickwit.Option{\n\t\t\t// ...\n\t\t\tAttrFromContext: []func(ctx context.Context) []slog.Attr{\n\t\t\t\tslogotel.ExtractOtelAttrFromContext([]string{\"tracing\"}, \"trace_id\", \"span_id\"),\n\t\t\t},\n\t\t}.NewQuickwitHandler(),\n\t)\n\n\tlogger.ErrorContext(ctx, \"a message\")\n}\n```\n\n## 🤝 Contributing\n\n- Ping me on Twitter [@samuelberthe](https://twitter.com/samuelberthe) (DMs, mentions, whatever :))\n- Fork the [project](https://github.com/samber/slog-quickwit)\n- Fix [open issues](https://github.com/samber/slog-quickwit/issues) or request new features\n\nDon't hesitate ;)\n\n```bash\n# Start quickwit\ndocker-compose up -d\ncurl -X POST \\\n    'http://localhost:7280/api/v1/indexes' \\\n    -H 'Content-Type: application/yaml' \\\n    --data-binary @test-config.yaml\n\n# Install some dev dependencies\nmake tools\n\n# Run tests\nmake test\n# or\nmake watch-test\n```\n\n## 👤 Contributors\n\n![Contributors](https://contrib.rocks/image?repo=samber/slog-quickwit)\n\n## 💫 Show your support\n\nGive a ⭐️ if this project helped you!\n\n[![GitHub Sponsors](https://img.shields.io/github/sponsors/samber?style=for-the-badge)](https://github.com/sponsors/samber)\n\n## 📝 License\n\nCopyright © 2024 [Samuel Berthe](https://github.com/samber).\n\nThis project is [MIT](./LICENSE) licensed.\n","funding_links":["https://github.com/sponsors/samber"],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsamber%2Fslog-quickwit","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsamber%2Fslog-quickwit","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsamber%2Fslog-quickwit/lists"}