March 27 - 29, 2021
DevOps.js
Online

DevOps.js Conf 2021

The JavaScript DevOps Conference

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Yarn in Depth: Why & How
33 min
Yarn in Depth: Why & How
Yarn is not just a package manager, it intends to be a project manager with a focus on simplicity and a good developer experience. Yarn's impact on workflows and project management has been positive, improving scalability and release management. It offers features like local fixes, compressed packages, and sharing packages between projects. Yarn's infrastructure and extensive testing ensure compatibility and catch regressions. Yarn is modular, with plans for version 3 and a more powerful plugin ecosystem. The choice between npm and Yarn depends on the project's configuration.
Infra vs Apps – Where are my Pipelines?
32 min
Infra vs Apps – Where are my Pipelines?
This Talk on CICD covers various use cases, challenges, and best practices. It emphasizes the importance of people and learning in CICD, as well as the complexity of coordinating teams and managing infrastructure. The speaker shares insights on frontend development, microservices, and security considerations. The Talk concludes with discussions on Jenkins files, bash scripts, and the challenges of DevOps in organizations.
Build your JS Pipeline in Incremental Fashion with GitLab
32 min
Build your JS Pipeline in Incremental Fashion with GitLab
GitLab supports the entire DevOps cycle and uses tools like YesLint, Jest, Docker, and Kubernetes. Cache and validation are major challenges in DevOps. GitLab's auto DevOps feature simplifies Docker, Kubernetes, and Helm. Customization and advanced options are available in GitLab. GitLab's pipeline allows for optimizing job dependencies and continuous improvement. The average duration of front-end build pipelines is under 10 minutes for most people. Running a build and pipeline process in GitLab involves job calculations, runner setup, and hidden logic. GitLab can help with running front-end in Kubernetes and has a DAG visualizer. Dealing with flaky tests in the frontend is a challenge in GitLab pipelines.
Troubleshooting your Serverless Node.js doesn't have to be a Pain
27 min
Troubleshooting your Serverless Node.js doesn't have to be a Pain
Welcome to the DevOpsJS conference where Jeff Hopper introduces his Slack bot called LGTM ReplyGIF for posting GIFs on his behalf. He troubleshoots issues with the serverless Node code, uses CloudWatch logs and stack traces for debugging, and ships logs to Elasticsearch for analysis. Jeff explores troubleshooting options with Rollbar and discusses serverless deployment recommendations. The audience is invited to contribute to the Slack bot project, and the session concludes with thanks from Jeff.
Software Architectures Gone Wild
31 min
Software Architectures Gone Wild
The Talk discusses different software architectures and their challenges. It highlights the trend of decoupling the front-end from the back-end and embracing headless architecture and Progressive Web Apps (PWA). The benefits of a service-oriented architecture (SOA) are emphasized, including flexibility, reliability, and scalability. The Talk also explores breaking down monolithic architectures into microservices and the importance of addressing pain points first. Additionally, it mentions the challenges of testing in a QA environment and the choice between microservices and monoliths depending on project goals.
How to Get CI/CD Right in 2021: A Guide to CI and CD
9 min
How to Get CI/CD Right in 2021: A Guide to CI and CD
This talk provides an introduction to CI/CD, discussing its key components and how to succeed with it. It emphasizes the importance of speed, safety, and scaling in CI/CD, highlighting the need for unit tests, value stream management, metrics, and addressing deployment challenges. The talk also emphasizes the continuous nature of DevOps and the importance of gathering feedback and releasing changes to a subset of users.
You're 5 Minutes Away from Code Quality & Code Security
7 min
You're 5 Minutes Away from Code Quality & Code Security
Sonar Cloud makes it easy to set up projects for code quality and security analysis. It automatically analyzes code and provides insights into bugs, vulnerabilities, and other issues. The UI helps understand vulnerability flow across functions and files. Sonar Cloud supports multiple languages and offers rule descriptions and code samples for best practices. Overall, it simplifies code analysis and helps developers improve code quality.
How is my JavaScript Doing?
8 min
How is my JavaScript Doing?
Neil Manvar from Sentry discusses monitoring JS applications in deployed environments, focusing on error tracking and performance analysis. He explains how Sentry works, including its SDK integration and automatic error notification. The talk also covers analyzing errors and performance issues, and the benefits of integrating Sentry into applications. The summary concludes with a mention of a promotional offer for three free months of Sentry.
Increase App Confidence Using CI/CD and Infrastructure as Code
31 min
Increase App Confidence Using CI/CD and Infrastructure as Code
The Talk discusses how to increase app confidence using CICD and infrastructure as code. It explores different types of testing, including smoke tests, and the benefits of continuous deployment. Common post-deployment failure reasons are identified, and the importance of quick smoke tests is emphasized. The Talk also highlights the use of infrastructure as code to deploy and test applications, and the value of smoke testing Kubernetes deployments. The Q&A session covers the depth of smoke tests and the role of quick smoke tests in ensuring application functionality.
Automate React Site Deployments from GitHub to S3 & CloudFront
33 min
Automate React Site Deployments from GitHub to S3 & CloudFront
This Talk focuses on automating React deployments to S3 and CloudFront using a CICD pipeline in AWS. It covers setting up the pipeline, sourcing code from GitHub, and configuring infrastructure with Terraform and Terragrunt. The Talk also demonstrates the process of building and deploying a React application using AWS CodeBuild and CodePipeline. Overall, it provides a comprehensive overview of the tools and techniques involved in automating React deployments in AWS.
Owning your Build-step – Owning your Code
28 min
Owning your Build-step – Owning your Code
This Talk explores JavaScript code optimization using Rollup, showcasing examples of improved load times and reduced server size. It delves into Rollup customization and plugin development, demonstrating how to write plugins and remove code using hooks. The Talk also covers module code loading, advanced code control, and importing/emitting files with Rollup. Additionally, it highlights the adoption of Rollup's plugin system by other tools and introduces a self-made terminal used in the presentation.
How to Build CI/CD Pipelines for a Microservices Application
33 min
How to Build CI/CD Pipelines for a Microservices Application
Top Content
This Talk discusses the benefits of microservices and containers for building CI-CD pipelines. It explains how container technology enables portability and scalability. The challenges of microservices include network communication and testing in isolation. The Talk introduces Tacton, a cloud-native CICD pipeline for Kubernetes, and highlights the use of GitOps and Argo CD. It also discusses the importance of maintaining referential integrity between microservices and the evolving role of operators in the DevOps world.
GitHub Actions for Node.js Apps
32 min
GitHub Actions for Node.js Apps
GitHub Actions allow for continuous integration tasks, defined in YAML files, that can be versioned and reviewed through pull requests. Workflows can be triggered by events such as pull requests or merges, and steps can refer to external GitHub repositories. Docker containers can be built and deployed using GitHub Actions, with configuration setup and deployment defined in YAML files. Values can be used and shared between GitHub Actions, and Node.js internals can be instrumented for performance monitoring.
The Rise of the Dynamic Edge
32 min
The Rise of the Dynamic Edge
The Talk discusses the rise of the dynamic edge and the past, present, and future of frontend hosting. It emphasizes the impact of latency on CDN usage and the relevance of CDNs in JavaScript application development. The use of CDNs for rapidly changing content and the benefits of the Jamstack approach are explored. The future of the dynamic edge lies in platforms like Cloudflare Workers. The Talk also highlights the performance benefits of running Frontend Application Bundles (FABs) on the edge and the challenges faced in achieving optimal performance.
The Art of Feature Flagging
8 min
The Art of Feature Flagging
Feature flagging is an effective practice in software development to prevent unexpected impacts of code changes. Virtuflex offers a solution for continuous integration and deployment, allowing developers to serve random comics with different randomizer options. Feature flags are used to control the behavior of AI systems during development, enabling gradual deployment and automated testing. Once a feature is complete and tested, the code and flag can be safely removed.
JAM Stack Deployment Platforms and Performance Comparison
8 min
JAM Stack Deployment Platforms and Performance Comparison
This is an introduction to the Jamstack Deploy project, which measures and tests popular cloud providers for the Jamstack architecture. The project focuses on performance and uses Checkly as a monitoring tool. The speaker plans to add more stats and tools for comparison and invites users to contribute to the project.
Parcel 2: the Automagical Bundler
8 min
Parcel 2: the Automagical Bundler
Parcel 2 is a ground-up rewrite of Parcel 1, a fast and scalable zero-configuration web application bundler used by large companies like Atlassian and Adobe. It offers a zero-config approach with good defaults, making it production-ready out of the box. The new features include a revamped plugin system, a configuration file, transformers for file conversion, optimizers for code compression, target support for different browsers, diagnostics for error debugging, and named pipelines for data and JavaScript in different formats. Parcel 2 also supports different import scenarios, such as importing JSON files with named pipelines and using query parameters for image optimization. It includes various performance improvements, stable caches, optimized data structures, enhanced code splitting and bundling, improved scope hosting, and better support for monorepos and libraries. A React example is provided to showcase the simplicity of Parcel and how to use it with React.
ING’s Journey in Building and Deploying Frond-end Code
8 min
ING’s Journey in Building and Deploying Frond-end Code
The Fruit Loops team at ING aims to simplify the lives of front-end engineers by introducing pipelines. They started with an Angular pipeline and then introduced a Polymer pipeline based on apps and web components. The ING web CLI and Azure DevOps were used to create pipelines that provided agility, freedom of choice, scaling, and autonomy to teams. The key takeaway is to choose the right drivers to fit your organization's needs when implementing pipelines.
DevOps for Frontend: beyond Desktop Browsers
31 min
DevOps for Frontend: beyond Desktop Browsers
Today's Talk discusses DevOps for frontend beyond desktop browsers, focusing on the challenges and journey to DevOps, the importance of abstractions, maximizing flow and enabling team autonomy, applying DevOps principles beyond web applications, running automated tests on consoles and TVs, investing in tooling for TV testing, and the challenges of TV testing in the lab.
What's New in npm?
26 min
What's New in npm?
Welcome to my talk on what's new in the NPM CLI. NPMv7 introduced many new capabilities, including installing peer dependencies by default. npm v7 also introduced support for workspaces, allowing the definition of projects within your root project. The NPM team is continuously improving the CLI with weekly releases and is working on exciting features in collaboration with GitHub. NPM is not an acronym for Node Package Manager, and the CLI will continue to improve with the support of the growing team.
Kubernetes for JS Developers
157 min
Kubernetes for JS Developers
Workshop
Joel Lord
Joel Lord
Kubernetes is now the defacto standard for container orchestration. Despite being one of the most loved platforms out there, it can be intimidating at first. Where do you even get started to deploy your applications? In this hands-on lab, you will learn about the basic components used to deploy your application into a Kubernetes cluster. Once the basics have been covered, you will understand how to build and deploy cloud-native applications on Kubernetes. By the end of this workshop, you’ll be deploying, scaling, and automating JS-based distributed solutions using containers, Kubernetes, and other popular open-source tools for distributed computing.
Make your CI/CD pipeline smarter with static analysis
67 min
Make your CI/CD pipeline smarter with static analysis
Workshop
Tibor Blenessy
Tibor Blenessy
CI/CD pipeline became the norm in software development. So is linting, which is a basic form of static analysis. In this webinar I would like to demonstrate how you can go beyond simple linting and improve your pipeline to provide additional insights into your code and allow you to deliver more reliable and safe applications.
Prerequisites:Familiar with CI/CD concepts.
CI/CD 101 with CircleCI
149 min
CI/CD 101 with CircleCI
Workshop
Angel Rivera
Zan Markan
2 authors
Continuous Integration and Continuous Delivery/Deployment (CI/CD) concepts are increasingly adopted many technology organizations and teams. CI/CD enables teams to establish processes that increase velocity, collaboration and quality of their codebase. CI/CD enables developer & operations teams to break down unnecessary silos and gain a deeper knowledge of their respective arenas.
In this workshop the participants will be introduced to the basic fundamentals of Continuous Integration and Continuous Delivery/Deployment. Participants will learn the core principles of CI/CD and have the opportunity to reinforce what they’ve learned in a hands on workshop featuring the CircleCI platform. The workshop will demonstrate CI/CD build configuration, code commits, commit builds, code testing and packaging. The participants will leave with a hands-on experience and understanding of what it takes to CI/CD.
Table of contents- Introduction to the topic of CI/CD, and motivation for it- How different kinds of JavaScript projects are built and deployed (from static sites to APIs)- Overview of common manual steps & how we might automate them- Implementing a CI/CD pipeline from 'scratch'- Overview of CircleCI orbs- Testing across multiple versions of Node- Debugging builds with SSH- Caching dependencies- Security / vuln scanning- Deploying to various outlets
Prerequisites- Code and git installed- GitHub account
github.com/CircleCI-Public/cicd-workshop-js