{"id":13685712,"url":"https://github.com/grosser/dockerb","last_synced_at":"2025-10-10T02:08:32.032Z","repository":{"id":26597140,"uuid":"30051995","full_name":"grosser/dockerb","owner":"grosser","description":"Dockerfile.erb - use ruby in your dynamic Dockerfile","archived":false,"fork":false,"pushed_at":"2016-03-30T04:32:26.000Z","size":17,"stargazers_count":12,"open_issues_count":0,"forks_count":1,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-10-07T16:00:46.006Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Ruby","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/grosser.png","metadata":{"files":{"readme":"Readme.md","changelog":null,"contributing":null,"funding":null,"license":"MIT-LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2015-01-30T02:20:05.000Z","updated_at":"2019-08-13T16:01:42.000Z","dependencies_parsed_at":"2022-09-23T13:31:32.157Z","dependency_job_id":null,"html_url":"https://github.com/grosser/dockerb","commit_stats":null,"previous_names":[],"tags_count":10,"template":false,"template_full_name":null,"purl":"pkg:github/grosser/dockerb","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/grosser%2Fdockerb","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/grosser%2Fdockerb/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/grosser%2Fdockerb/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/grosser%2Fdockerb/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/grosser","download_url":"https://codeload.github.com/grosser/dockerb/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/grosser%2Fdockerb/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":278981540,"owners_count":26079644,"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","status":"online","status_checked_at":"2025-10-08T02:00:06.501Z","response_time":56,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"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":"2024-08-02T14:00:56.343Z","updated_at":"2025-10-10T02:08:32.013Z","avatar_url":"https://github.com/grosser.png","language":"Ruby","funding_links":[],"categories":["Ruby"],"sub_categories":[],"readme":"Dockerfile.erb - use ruby in your dynamic Dockerfile\n\nInstall\n=======\n\n```Bash\ngem install dockerb\n```\n\nor standalone\n```Bash\ncurl https://rubinjam.herokuapp.com/pack/dockerb \u003e dockerb \u0026\u0026 chmod +x dockerb\n```\n\nUsage\n=====\n\n`docker` generates a `Dockerfile` from your `Dockerfile.erb`\n(delete it after building / do not commit it)\n\n### custom\n\n```\nRUN echo \u003c%= \"hello\" + \" \" + \"world\" %\u003e\n---\nRUN echo hello world\n```\n\n### install_gem\n\nPre-install a slow gem so re-building the container is fast\n - picks the correct version from Gemfile.lock\n - use before Adding Gemfile.lock or bundling\n\n```\n\u003c%= install_gem 'nokogiri' %\u003e\n---\nRUN gem install -v 1.6.3 nokogiri\n```\n\n\n### bundle\n\n - add as little as necessary to bundle\n - do not fail when re-locking fails due to git not being installed (`|| bundle check`)\n\n```\n\u003c%= bundle %\u003e\n---\nADD Gemfile /app/\nADD Gemfile.lock /app/\nADD vendor/cache /app/vendor/cache\nRUN bundle install --quiet --local --jobs 4 || bundle check\n```\n\nInside of ruby:\n\n```Ruby\nDockerb.compile do\n  ... do other things ...\nend\n# Dockerfile is cleaned up\n```\n\nAuthor\n======\n[Michael Grosser](http://grosser.it)\u003cbr/\u003e\nmichael@grosser.it\u003cbr/\u003e\nLicense: MIT\u003cbr/\u003e\n[![Build Status](https://travis-ci.org/grosser/dockerb.png)](https://travis-ci.org/grosser/dockerb)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fgrosser%2Fdockerb","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fgrosser%2Fdockerb","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fgrosser%2Fdockerb/lists"}