--- title: CI In a Box | daily.dev description: A proposal for a CI system architecture where a controlling machine runs user scripts that shell out to a proxy binary, forwarding commands to remote runner... canonical: https://daily.dev/posts/ci-in-a-box-wmvy9pyin twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: CI In a Box | daily.dev og:description: A proposal for a CI system architecture where a controlling machine runs user scripts that shell out to a proxy binary, forwarding commands to remote runner... og:url: https://daily.dev/posts/ci-in-a-box-wmvy9pyin og:image: https://api.daily.dev/og/posts/WMVy9PYin.png og:image:alt: CI In a Box og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # CI In a Box **[matklad](https://daily.dev/sources/matklad)** · 2 min read · 0 upvotes · 0 comments ## Summary A proposal for a CI system architecture where a controlling machine runs user scripts that shell out to a proxy binary, forwarding commands to remote runner boxes with different OS/CPU environments. The main challenges involve managing heterogeneous fleets of runners across Windows, macOS, and Linux, handling OS upgrades, and dealing with SSH's shell injection vulnerabilities and process management issues. The author argues that most CI complexity comes from managing diverse runner infrastructure rather than YAML configuration, which can be avoided using bash scripts, build systems, or existing programming languages. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [No, Really, Bash Is Not Enough: Why Large-Scale CI Needs an Orchestrator](https://daily.dev/posts/no-really-bash-is-not-enough-why-large-scale-ci-needs-an-orchestrator-lev4p0rqy) · Lobsters · 0 upvotes · 0 comments - [Development is about to outgrow the laptop](https://daily.dev/posts/development-is-about-to-outgrow-the-laptop-axfim0m5f) · Dev Interrupted · 0 upvotes · 0 comments - [Agentic AI Requires Local CI](https://daily.dev/posts/agentic-ai-requires-local-ci-wt44wqdii) · SD Times · 2 upvotes · 0 comments - [Cloud-Based Continuous Integration & Continuous Delivery](https://daily.dev/posts/cloud-based-continuous-integration-continuous-delivery-i551e8dwb) · Spacelift · 1 upvotes · 0 comments --- Tags: [#devops](https://daily.dev/tags/devops), [#infrastructure](https://daily.dev/tags/infrastructure), [#automation](https://daily.dev/tags/automation), [#cicd](https://daily.dev/tags/cicd), [#ssh](https://daily.dev/tags/ssh) [View this post on daily.dev](https://daily.dev/posts/ci-in-a-box-wmvy9pyin) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"CI In a Box","url":"https://daily.dev/posts/ci-in-a-box-wmvy9pyin","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/ci-in-a-box-wmvy9pyin"},"datePublished":"2026-02-06T09:16:42.176Z","dateModified":"2026-02-06T09:17:02.406Z","description":"A proposal for a CI system architecture where a controlling machine runs user scripts that shell out to a proxy binary, forwarding commands to remote runner...","image":"https://media.daily.dev/image/upload/s--1KxV4ohY--/f_auto/v1722860400/public/Placeholder%2007","thumbnailUrl":"https://media.daily.dev/image/upload/s--1KxV4ohY--/f_auto/v1722860400/public/Placeholder%2007","isAccessibleForFree":true,"articleSection":"matklad","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"matklad","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/c34dbbf360354a179786e8a127718b12","url":"https://daily.dev/sources/matklad"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/ci-in-a-box-wmvy9pyin","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"devops,infrastructure,automation,cicd,ssh","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"matklad","item":"https://daily.dev/sources/matklad"},{"@type":"ListItem","position":3,"name":"CI In a Box"}]} ```