{"id":15056417,"url":"https://github.com/truqu/lager_logstash","last_synced_at":"2026-01-02T02:28:35.001Z","repository":{"id":57514884,"uuid":"165517354","full_name":"truqu/lager_logstash","owner":"truqu","description":"Send logs from lager to logstash","archived":false,"fork":false,"pushed_at":"2019-09-12T07:28:25.000Z","size":18,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"develop","last_synced_at":"2025-02-20T23:20:02.306Z","etag":null,"topics":["erlang","lager","logstash"],"latest_commit_sha":null,"homepage":"https://hex.pm/packages/lager_logstash","language":"Erlang","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/truqu.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2019-01-13T14:50:01.000Z","updated_at":"2019-09-12T07:28:27.000Z","dependencies_parsed_at":"2022-08-30T01:40:29.366Z","dependency_job_id":null,"html_url":"https://github.com/truqu/lager_logstash","commit_stats":null,"previous_names":[],"tags_count":3,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/truqu%2Flager_logstash","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/truqu%2Flager_logstash/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/truqu%2Flager_logstash/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/truqu%2Flager_logstash/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/truqu","download_url":"https://codeload.github.com/truqu/lager_logstash/tar.gz/refs/heads/develop","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243532562,"owners_count":20306156,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["erlang","lager","logstash"],"created_at":"2024-09-24T21:51:07.701Z","updated_at":"2026-01-02T02:28:34.950Z","avatar_url":"https://github.com/truqu.png","language":"Erlang","funding_links":[],"categories":[],"sub_categories":[],"readme":"# `lager_logstash` [![Build Status](https://travis-ci.org/truqu/lager_logstash.svg?branch=develop)](https://travis-ci.org/truqu/lager_logstash)\n\u003e Logstash backend for lager\n\n## Configuration\n\nAdd `lager` and `lager_logstash` to `rebar.config`:\n\n```erlang\n{deps, [lager, lager_logstash]}.\n```\n\nAdd configuration to `sys.config`:\n\n```erlang\n{lager, [{ handlers\n         , [{ lager_logstash_backend\n            , [ {host, \"logstash_host\"}\n              , {port, 9125}\n              ]\n            }]\n         }]\n}\n```\n\n\u003e **Note**: Logstash requires timestamps to be in UTC. However, there is no need\n\u003e to do anything special to get this working - `lager_logstash` does the\n\u003e conversion for you.\n\nConfigure a logstash pipeline:\n\n```\ninput {\n  udp {\n    codec =\u003e \"json\"\n    port  =\u003e 9125\n  }\n}\n\noutput {\n  ...\n}\n\n```\n\n## Supported options\n\n| Option            | Default | Acceptable values                                                                                                                             |\n|-------------------|---------|-----------------------------------------------------------------------------------------------------------------------------------------------|\n| `host` (required) | /       | `inet:socket_address()` or `inet:hostname()`                                                                                                  |\n| `port` (required) | /       | `inet:port_number()`                                                                                                                          |\n| `level`           | `info`  | `lager:log_level()` - including [syslog style comparison flags](https://github.com/erlang-lager/lager#syslog-style-loglevel-comparison-flags) |\n| `fields`          | `[]`    | `[{atom(), jsx:json_term()}]` - allows specifying a bunch of extra fields to be included                                                      |\n\n## Output format\n\nAll metadata is included as fields. Code like this:\n\n```erlang\n-module foo\n\n-export([bar/0]).\n\nbar () -\u003e\n  lager:info([{foo, bar}], \"Hello ~s\", [\"world\"]).\n```\n\nWould result in JSON like this:\n\n```javascript\n{\n  \"message\": \"Hello world\",\n  \"@timestamp\": \"2019-01-13T21:33:56.925Z\",\n  \"fields\": {\n    \"severity\": \"info\",\n    \"foo\": \"bar\",\n    \"application\": \"otp_application\",\n    \"node\": \"some_node@localhost\",\n    \"pid\": \"\u003c0.13919.0\u003e\",\n    \"module\": \"foo\",\n    \"function\": \"bar\",\n    \"line\": \"6\"\n  }\n}\n```\n\n## License\n\nReleased under the MIT license - please see the `LICENSE` file.\n\n\u0026copy; 2019 - TruQu\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ftruqu%2Flager_logstash","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ftruqu%2Flager_logstash","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ftruqu%2Flager_logstash/lists"}