{"id":13507255,"url":"https://github.com/reset/hash-ring-ex","last_synced_at":"2025-04-13T09:05:59.085Z","repository":{"id":18204678,"uuid":"21337701","full_name":"reset/hash-ring-ex","owner":"reset","description":"A consistent hash ring implemention for Elixir","archived":false,"fork":false,"pushed_at":"2017-02-24T09:59:31.000Z","size":171,"stargazers_count":25,"open_issues_count":4,"forks_count":18,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-04-13T09:05:42.504Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Elixir","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/reset.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":"2014-06-30T02:46:20.000Z","updated_at":"2025-02-01T14:09:14.000Z","dependencies_parsed_at":"2022-08-25T14:51:09.553Z","dependency_job_id":null,"html_url":"https://github.com/reset/hash-ring-ex","commit_stats":null,"previous_names":[],"tags_count":5,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/reset%2Fhash-ring-ex","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/reset%2Fhash-ring-ex/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/reset%2Fhash-ring-ex/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/reset%2Fhash-ring-ex/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/reset","download_url":"https://codeload.github.com/reset/hash-ring-ex/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":248688572,"owners_count":21145766,"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":[],"created_at":"2024-08-01T02:00:28.987Z","updated_at":"2025-04-13T09:05:59.048Z","avatar_url":"https://github.com/reset.png","language":"Elixir","funding_links":[],"categories":["Algorithms and Data structures","Algorithms and Datastructures"],"sub_categories":[],"readme":"# HashRing\n\n[![Build Status](https://travis-ci.org/reset/hash-ring-ex.png?branch=master)](https://travis-ci.org/reset/hash-ring-ex)\n\nA consistent hash-ring implemention leveraging the excellent [C hash-ring lib](https://github.com/chrismoos/hash-ring) by [Chris Moos](https://github.com/chrismoos) for Elixir.\n\n## Requirements\n\n* Elixir 0.15.1 or newer\n\n## Installation\n\nAdd HashRing as a dependency in your `mix.exs` file\n\n```elixir\ndefp deps do\n  [\n    {hash_ring_ex: \"~\u003e 1.0\"}\n  ]\nend\n```\n\nThen run `mix deps.get` in your shell to fetch the dependencies.\n\n## Usage\n\nStart or supervise a new HashRing with `HashRing.start_link/1` or `HashRing.start/1` and add some nodes\n\n```elixir\n{:ok, pid} = HashRing.start_link\n:ok = HashRing.add(pid, \"first_node\")\n:ok = HashRing.add(pid, \"second_node\")\n```\n\nThen find the appropriate node for your key\n\n```elixir\n{:ok, \"first_node\"} = HashRing.find(pid, \"my_key\")\n```\n\nNodes can also be easily dropped\n\n```elixir\n:ok = HashRing.drop(pid, \"first_node\")\n{:ok, \"second_node\"} = HashRing.find(pid, \"my_key\")\n```\n\n### Configuring\n\nStarted rings will use an MD5 hash function by default. In tests MD5 is on average about 25% faster than sha1. The hashing function to use can be specified as an option sent to `start_link/1 or `start/1`\n\n```elixir\n{:ok, md5}  = HashRing.start_link(hash_func: :md5)\n{:ok, sha1} = HashRing.start_link(hash_func: :sha1)\n```\n\nThe number of replicas can be configured, too (default: 128)\n\n```elixir\n{:ok, pid} = HashRing.start_link(replicas: 5)\n```\n\nAnd the standard GenServer options can be passed in, too\n\n```elixir\n{:ok, pid} = HashRing.start_link(name: :my_hash_ring)\n```\n\n## Authors\n\nJamie Winsor (\u003cjamie@vialstudios.com\u003e)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Freset%2Fhash-ring-ex","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Freset%2Fhash-ring-ex","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Freset%2Fhash-ring-ex/lists"}