{"id":30883299,"url":"https://github.com/globocom/alchemetrics_tesla","last_synced_at":"2025-12-12T00:14:08.716Z","repository":{"id":57478802,"uuid":"103993410","full_name":"globocom/alchemetrics_tesla","owner":"globocom","description":"Tesla middleware to report external call 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align=\"center\"\u003eAlchemetrics Tesla\u003c/h1\u003e\n\n\u003cp align=\"center\"\u003e\n  \u003cimg alt=\"Alchemetrics Tesla\" src=\"https://github.com/globocom/alchemetrics_tesla/blob/master/assets/alchemetrics_tesla.png?raw=true\" width=\"128\"\u003e\n\u003c/p\u003e\n\n\u003cp align=\"center\"\u003e\n  Tesla middleware to report external call metrics.\n\u003c/p\u003e\n\n\u003cp align=\"center\"\u003e\n  \u003ca href=\"https://travis-ci.org/globocom/alchemetrics_tesla\"\u003e\n    \u003cimg alt=\"Travis\" src=\"https://travis-ci.org/globocom/alchemetrics_tesla.svg\"\u003e\n  \u003c/a\u003e\n  \u003ca href=\"https://hex.pm/packages/alchemetrics_tesla\"\u003e\n    \u003cimg alt=\"Hex\" src=\"https://img.shields.io/hexpm/dt/alchemetrics_tesla.svg\"\u003e\n  \u003c/a\u003e\n\u003c/p\u003e\n\n## About\nAlchemetrics Tesla is a very simple middleware that report metrics like `response_time` and calls count.\n\n\n## Installing\nAdd to your dependencies:\n```elixir\ndef deps do\n  [{:alchemetrics_tesla, \"~\u003e 2.0\"}]\nend\n```\n\n## Usage\nAll you need to do is adding the middleware to your Tesla module, like this:\n\n```elixir\ndefmodule PetsClient do\n  use Tesla\n  plug Tesla.Middleware.Alchemetrics\n  plug Tesla.Middleware.BaseUrl, \"http://pets.api.com\"\n\n  def dogs do\n    get(\"/v1/dogs/\")\n  end\nend\n```\n\nAnd when you make any request it will be automatically reported:\n```elixir\n### Sample call\nPetsClient.dogs()\n\n### What is reported\n# Response time (avg, max, min, p99 and p95)\n[\n  type: \"external_call.response_time\",\n  request_details: %{\n    service: \"PetsClient\",\n    domain: \"pets.api.com\",\n    method: :get,\n    port: 80,\n    protocol: \"http\",\n  }\n]\n\n# Calls count (last interval and total)\n[\n  type: \"external_call.count\",\n  request_details: %{\n    service: \"PetsClient\",\n    domain: \"pets.api.com\",\n    method: :get,\n    port: 80,\n    protocol: \"http\",\n  },\n  response_details: %{\n    status_code: \"200\",\n    status_code_group: \"2xx\"\n  }\n]\n```\n\n### Adding extra metric metadata\nYou can also add extra metadata:\n\n```elixir\ndefmodule PetsClient do\n  use Tesla\n  plug Tesla.Middleware.Alchemetrics\n  plug Tesla.Middleware.BaseUrl, \"http://pets.api.com\"\n\n  def dogs do\n    get(\"/v1/dogs/\", opts: [alchemetrics_metadata: %{route: \"get.dogs\"}])\n  end\n\n  def logged_user_pet(pet_id) do\n    get(\"/user/pets/#{pet_id}\", opts: [alchemetrics_metadata: %{route: \"get.user.pets.show\"}])\n  end\nend\n```\n\nThis extra metadata will be added to `request_details` key:\n```elixir\n## Sample call (1)\nPetsClient.logged_user_pet(100)\n\n# Reported response time (avg, max, min, p99 and p95)\n[\n  type: \"external_call.response_time\",\n  request_details: %{\n    service: \"PetsClient\",\n    domain: \"pets.api.com\",\n    method: :get,\n    port: 80,\n    protocol: \"http\",\n  },\n  extra: %{ route: \"get.user.pets\" }\n]\n\n\n## Sample call (2)\nPetsClient.dogs()\n\n# Reported response time (avg, max, min, p99 and p95)\n[\n  type: \"external_call.response_time\",\n  request_details: %{\n    service: \"PetsClient\",\n    domain: \"pets.api.com\",\n    method: :get,\n    port: 80,\n    protocol: \"http\",\n  },\n  extra: %{ route: \"get.dogs\" }\n]\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fglobocom%2Falchemetrics_tesla","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fglobocom%2Falchemetrics_tesla","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fglobocom%2Falchemetrics_tesla/lists"}