{"id":18613475,"url":"https://github.com/frugalos/ecpool","last_synced_at":"2025-04-10T23:32:02.726Z","repository":{"id":53112853,"uuid":"150537832","full_name":"frugalos/ecpool","owner":"frugalos","description":"A Rust crate that provides thread pool for managing executions of erasure coding","archived":false,"fork":false,"pushed_at":"2021-04-16T04:37:38.000Z","size":25,"stargazers_count":14,"open_issues_count":1,"forks_count":2,"subscribers_count":6,"default_branch":"master","last_synced_at":"2025-03-25T06:41:44.497Z","etag":null,"topics":["erasure-coding","rust","thread-pool"],"latest_commit_sha":null,"homepage":null,"language":"Rust","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/frugalos.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":"CONTRIBUTING.md","funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2018-09-27T06:16:01.000Z","updated_at":"2023-04-18T08:35:19.000Z","dependencies_parsed_at":"2022-09-07T19:51:43.279Z","dependency_job_id":null,"html_url":"https://github.com/frugalos/ecpool","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/frugalos%2Fecpool","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/frugalos%2Fecpool/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/frugalos%2Fecpool/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/frugalos%2Fecpool/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/frugalos","download_url":"https://codeload.github.com/frugalos/ecpool/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":248154987,"owners_count":21056544,"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":["erasure-coding","rust","thread-pool"],"created_at":"2024-11-07T03:22:23.617Z","updated_at":"2025-04-10T23:32:02.443Z","avatar_url":"https://github.com/frugalos.png","language":"Rust","readme":"ecpool\n======\n\n[![Crates.io: ecpool](https://img.shields.io/crates/v/ecpool.svg)](https://crates.io/crates/ecpool)\n[![Documentation](https://docs.rs/ecpool/badge.svg)](https://docs.rs/ecpool)\n[![Build Status](https://travis-ci.org/frugalos/ecpool.svg?branch=master)](https://travis-ci.org/frugalos/ecpool)\n[![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)\n\nThis crate provides thread pool ([`ErasureCoderPool`]) for managing executions of erasure coding.\n\n[Documentation](https://docs.rs/ecpool)\n\n`ecpool` also provides [`ErasureCode`] trait defines erasure coding interface\nand of which implemtations can be executed via [`ErasureCoderPool`].\n\nThere are some built-in implementations of the trait:\n- [`LibErasureCoder`]:\n  - This implementation uses [`liberasurecode`] crate that is a wrapper for [openstack/liberasurecode] library.\n  - It is highly optimized and stable but only available in Unix environments.\n- [`ReplicaCoder`]:\n  - This implementation simply replicates the input data.\n  - It is provided for example and testing purposes only and not intended to use in production.\n\n\nBuild Prerequisites\n-------------------\n\nIt is required to install [openstack/liberasurecode] and its dependencies by executing\nthe following commands before building this crate:\n\n```console\n$ git clone https://github.com/frugalos/liberasurecode\n$ cd liberasurecode \u0026\u0026 sudo ./install_deps.sh\n```\n\nExamples\n--------\n\nBasic usage:\n```rust\nuse ecpool::replica::ReplicaCoder;\nuse ecpool::{ErrorKind, ErasureCoderPool};\nuse std::num::NonZeroUsize;\nuse std::result::Result;\nuse trackable::error::{Failure, Failed};\n\n// Creates a pool\nlet data_fragments = NonZeroUsize::new(4).ok_or_else(|| Failure::from(Failed))?;\nlet parity_fragments = NonZeroUsize::new(2).ok_or_else(|| Failure::from(Failed))?;\nlet coder = ErasureCoderPool::new(ReplicaCoder::new(data_fragments, parity_fragments));\n\n// Encodes\nlet data = vec![0, 1, 2, 3];\nlet encoded = fibers_global::execute(coder.encode(data.clone()))?;\n\n// Decodes\nassert_eq!(\n    Some(\u0026data),\n    fibers_global::execute(coder.decode(encoded[0..].to_vec()))\n        .as_ref()\n        .ok()\n);\nassert_eq!(\n    Some(\u0026data),\n    fibers_global::execute(coder.decode(encoded[1..].to_vec()))\n        .as_ref()\n        .ok()\n);\nassert_eq!(\n    Some(\u0026data),\n    fibers_global::execute(coder.decode(encoded[2..].to_vec()))\n        .as_ref()\n        .ok()\n);\nassert_eq!(\n    Err(ErrorKind::InvalidInput),\n    fibers_global::execute(coder.decode(encoded[3..].to_vec())).map_err(|e| *e.kind())\n);\n```\n\n[`ErasureCoderPool`]: https://docs.rs/ecpool/0.1/struct.ErasureCoderPool.html\n[`ErasureCode`]: https://docs.rs/ecpool/0.1/trait.ErasureCode.html\n[`liberasurecode`]: https://github.com/frugalos/liberasurecode\n[openstack/liberasurecode]: https://github.com/openstack/liberasurecode\n[`LibErasureCoder`]: https://docs.rs/ecpool/0.1/liberasurecode/struct.LibErasureCoder.html\n[`ReplicaCoder`]: https://docs.rs/ecpool/0.1/replica/struct.ReplicaCoder.html\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ffrugalos%2Fecpool","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ffrugalos%2Fecpool","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ffrugalos%2Fecpool/lists"}