[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"academy-blogs-en-1-1-all-go-websocket-cicd-seamless-deployment-strategies-all--*":3,"academy-blog-translations-b5wbtaxm8jlj8ec":80},{"data":4,"page":67,"perPage":67,"totalItems":67,"totalPages":67},[5],{"alt":6,"collectionId":7,"collectionName":8,"content":9,"cover_image":10,"cover_image_path":11,"created":12,"created_by":13,"expand":14,"id":75,"keywords":76,"locale":49,"published_at":77,"scheduled_at":13,"school_blog":71,"short_description":78,"status":69,"title":6,"updated":79,"updated_by":13,"slug":72,"views":74},"Golang The Series EP 135: CI\u002FCD for WebSocket Servers – Seamless Deployment Guide","sclblg987654321","school_blog_translations","\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Welcome back, Gophers! We’ve reached EP 135. After pushing our system to its breaking point in the last episode (Load Testing), it’s time to talk about the system that makes a developer's life easier and safer: \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Continuous Integration & Continuous Deployment (CI\u002FCD)\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">But wait! Implementing CI\u002FCD for a WebSocket server is significantly more challenging than for a standard REST API. Why? Because WebSockets are \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Stateful\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">. They maintain active, persistent connections. If you deploy blindly by killing the old process, thousands of users will be disconnected instantly, leading to a \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Thundering Herd Problem\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> where everyone tries to reconnect at once, potentially crashing your new server before it even starts.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Today, we’ll build a pipeline that is not just about copying files, but about a professional deployment strategy.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:0pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Ch2>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>1. The Go CI\u002FCD Pipeline: Speed and Security\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Go’s fast compilation is a massive advantage. We should leverage this to create a tight, efficient pipeline.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Ch3>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Continuous Integration (CI)\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh3>\u003Cul style=\"margin-bottom:0;margin-top:0;padding-inline-start:48px;\">\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:disc;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Linting:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> Use \u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:#e9eef6;color:#444746;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">golangci-lint\u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> to maintain code quality and idiomatic standards.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:disc;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Unit Testing:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> Run \u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:#e9eef6;color:#444746;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">go test -v -race\u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">. The \u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:#e9eef6;color:#444746;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">-race\u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> flag is non-negotiable for concurrent systems like WebSockets.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:disc;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Security Scanning:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> Use \u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:#e9eef6;color:#444746;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">govulncheck\u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> (the official Go tool) to identify known vulnerabilities in your dependencies.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003C\u002Ful>\u003Cp> \u003C\u002Fp>\u003Ch3>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Continuous Deployment (CD)\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh3>\u003Cul style=\"margin-bottom:0;margin-top:0;padding-inline-start:48px;\">\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:disc;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Build & Push:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> Create a Docker image (using multi-stage builds to keep it slim) and push it to your private registry.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:disc;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Orchestration:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> Update the image in your cluster (Kubernetes or Docker Swarm) using a strategy that respects stateful connections.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003C\u002Ful>\u003Cp style=\"line-height:1.38;margin-bottom:0pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Ch2>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>2. Deployment Strategies: Choosing the Right Path\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">How do we release a new version without frustrating our users? Let’s compare the top strategies:\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cdiv style=\"margin-left:0pt;\" dir=\"ltr\" align=\"left\">\u003Cfigure class=\"table\" style=\"width:84.3%;\">\u003Ctable class=\"ck-table-resized\" style=\"border-collapse:collapse;border-style:none;\">\u003Ccolgroup>\u003Ccol style=\"width:19.54%;\" width=\"103\">\u003Ccol style=\"width:27.67%;\" width=\"179\">\u003Ccol style=\"width:26.41%;\" width=\"139\">\u003Ccol style=\"width:26.38%;\" width=\"163\">\u003C\u002Fcolgroup>\u003Ctbody>\u003Ctr style=\"height:27pt;\">\u003Ctd style=\"background-color:#efefef;border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Strategy\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"background-color:#efefef;border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Mechanism\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"background-color:#efefef;border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Pros\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"background-color:#efefef;border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Cons\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr style=\"height:54.75pt;\">\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Rolling Update\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Replaces instances one by one.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Resource efficient; K8s standard.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Users are disconnected in waves.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr style=\"height:54.75pt;\">\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Blue-Green\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Runs new version (Green) alongside old (Blue).\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Safe; instant rollback.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Requires 2x resources during swap.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr style=\"height:54.75pt;\">\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Canary\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Releases new version to 5-10% of users first.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Limits blast radius of bugs.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003Ctd style=\"border-color:#1f1f1f;border-width:0.75pt;overflow-wrap:break-word;overflow:hidden;padding:6pt 9pt;vertical-align:top;\">\u003Cp style=\"line-height:1.38;margin-bottom:24pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Complex traffic routing.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003C\u002Ffigure>\u003Cp> \u003C\u002Fp>\u003Cp>\u003Cspan style=\"background-color:transparent;color:#d32f2f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Pro Tip:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> For most WebSocket use cases, I recommend a \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Rolling Update\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> combined with \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Graceful Shutdown\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> and \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Client-side Retries\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">. It’s the most balanced approach.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003C\u002Fdiv>\u003Cp style=\"line-height:1.38;margin-bottom:0pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Ch2>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>3. The Core: Graceful Shutdown\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">To ensure a smooth deployment, your server must not \"slam the door\" on users. It should signal them that it's closing and wait for them to finish.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cpre>\u003Ccode class=\"language-plaintext\">Go\n\u002F\u002F main.go\nfunc main() {\n    server := &http.Server{Addr: \":8080\"}\n\n    \u002F\u002F Channel to listen for OS signals (SIGTERM is what K8s sends)\n    stop := make(chan os.Signal, 1)\n    signal.Notify(stop, os.Interrupt, syscall.SIGTERM)\n\n    go func() {\n        if err := server.ListenAndServe(); err != http.ErrServerClosed {\n            slog.Error(\"Server error\", \"err\", err)\n        }\n    }()\n\n    <-stop \u002F\u002F Wait for shutdown signal\n    slog.Info(\"Shutting down gracefully...\")\n\n    \u002F\u002F Give existing users time to wrap up (e.g., 30 seconds)\n    \u002F\u002F The server stops accepting NEW connections but keeps old ones alive until timeout\n    ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)\n    defer cancel()\n\n    if err := server.Shutdown(ctx); err != nil {\n        slog.Error(\"Forced shutdown\", \"err\", err)\n    }\n    slog.Info(\"Server stopped\")\n}\n\n\u003C\u002Fcode>\u003C\u002Fpre>\u003Cp> \u003C\u002Fp>\u003Ch2>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>4. Pipeline Example (GitHub Actions - 2026 Standard)\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">Here is a \u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:#e9eef6;color:#444746;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">.github\u002Fworkflows\u002Fdeploy.yml\u003C\u002Fspan>\u003C\u002Fspan>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> that incorporates security and quality checks:\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cpre>\u003Ccode class=\"language-plaintext\">YAML\nname: Go WebSocket CI\u002FCD\n\non:\n  push:\n    branches: [ main ]\n\njobs:\n  quality-gate:\n    runs-on: ubuntu-latest\n    steps:\n      - uses: actions\u002Fcheckout@v4\n      - name: Set up Go\n        uses: actions\u002Fsetup-go@v5\n        with:\n          go-version: '1.26' # Current standard for 2026\n      - name: Lint\n        run: golangci-lint run\n      - name: Security Scan\n        run: go install golang.org\u002Fx\u002Fvuln\u002Fcmd\u002Fgovulncheck@latest && govulncheck .\u002F...\n      - name: Test\n        run: go test -v -race .\u002F...\n\n  deploy:\n    needs: quality-gate\n    runs-on: ubuntu-latest\n    steps:\n      - name: Build and Push Docker\n        run: |\n          docker build -t superdev\u002Fwebsocket-app:${{ github.sha }} .\n          docker push superdev\u002Fwebsocket-app:${{ github.sha }}\n      # Add steps for Cloud deployment (e.g., AWS, GCP, or K8s)\n\n\u003C\u002Fcode>\u003C\u002Fpre>\u003Cp> \u003C\u002Fp>\u003Ch2>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>5. Client-Side Resilience: Don't Leave Them Hanging\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:6pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">A complete CI\u002FCD system includes \"smart\" client logic:\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Col style=\"margin-bottom:0;margin-top:0;padding-inline-start:48px;\">\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:decimal;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Exponential Backoff:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> If a connection drops, don't reconnect immediately. Wait 1s, 2s, 4s, etc.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003Cli style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-variant:normal;font-weight:400;list-style-type:decimal;text-decoration:none;vertical-align:baseline;white-space:pre;\" dir=\"ltr\" aria-level=\"1\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Jitter:\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> Add randomness to the reconnection time (e.g., $1.2s$ or $0.9s$). This prevents a synchronized mass-reconnection that could crash your new server.\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fli>\u003C\u002Fol>\u003Cp> \u003C\u002Fp>\u003Chr>\u003Cp> \u003C\u002Fp>\u003Ch2>\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Summary\u003C\u002Fstrong>\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>CI\u002FCD for WebSockets\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> is a blend of \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Automation\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> and \u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Empathy\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">. By automating your pipeline, you eliminate human error, and by implementing graceful strategies, you respect your users' experience. Now you can ship new features every day without the 2 AM deployment anxiety!\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\">\u003Cspan style=\"background-color:transparent;color:#1f1f1f;font-family:Arial,sans-serif;\">\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>In the Next Episode (EP 136):\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\"> We’ll tackle another headache—\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">\u003Cstrong>Versioning and Backward Compatibility\u003C\u002Fstrong>\u003C\u002Fspan>\u003Cspan style=\"font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;vertical-align:baseline;white-space:pre-wrap;\">. How do you upgrade the system while ensuring users on older app versions can still communicate with the new one? Don't miss it!\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fp>\u003Cp style=\"line-height:1.38;margin-bottom:12pt;margin-top:0pt;\" dir=\"ltr\"> \u003C\u002Fp>\u003Cdiv class=\"raw-html-embed\">\u003Cdiv style=\"margin:0 0 6px 0; font-weight:700;\">Read more:\u003C\u002Fdiv>\n\u003Cul style=\"list-style:none; padding:0; margin:0; line-height:1.4;\">\n  \u003Cli style=\"margin:0;\">\u003Ca href=\"\u002Fen\u002Fblogs\u002Fcategories\u002FGolang\" title=\"Golang The Series\">Golang The Series\u003C\u002Fa>\u003C\u002Fli>\n  \u003Cli style=\"margin:0;\">\u003Ca href=\"\u002Fen\u002Fblogs\u002Fcategories\u002FJS2GO\" title=\"JS2GO\">JS2GO\u003C\u002Fa>\u003C\u002Fli>\n  \u003Cli style=\"margin:0;\">\u003Ca href=\"\u002Fen\u002Fblogs\u002Fcategories\u002FTailwind%20CSS\" title=\"Tailwind CSS\">Tailwind CSS\u003C\u002Fa>\u003C\u002Fli>\n\u003C\u002Ful>\u003C\u002Fdiv>\u003Cp> \u003C\u002Fp>\u003Cdiv class=\"raw-html-embed\">\n  \u003Cp style=\"margin:0 0 6px 0;\">\u003Cstrong>Follow Us:\u003C\u002Fstrong>\u003C\u002Fp>\n  \u003Cul style=\"list-style:none; 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Learn how to deploy Go WebSocket servers seamlessly without dropping connections using GitHub Actions, Docker, and Graceful Shutdown patterns.","2026-05-08 06:51:47.260Z",{"th":72,"en":72}]