where it makes sense, so by following his implementations, you will adopt DevOps practices in the process. The Path to GitOps | 6 GitOps works both at a small level and on a colossal scale. With GitOps the application development process for the end user and for internal or external customers. However, while Agile focused on customer and developer experience, the process of delivering that software software was still stuck in old methodologies like waterfall. The process was speeding up, so the delivery of that software had to change to catch up. The DevOps movement was born out of the need to automate

the source of truth on what happens in the system ● Code changes always go through an automated process ● Deployments, tests, and rollbacks controlled through Git flow ● Integration with secrets providers the pipeline is a deployment step. Classic pipeline With GitOps you can keep your CI process pristine (by just preparing a candidate release) and end it with a Git commit instead of a deployment run the smoke tests. The end result is a mixture of CI-CD-CI-CD components that goes against the main spirit of GitOps. There are also several underlying issues such as not knowing exactly when your

domains. In GitOps, whatever is stored in Git is the only source of truth. So, this makes the audit process simple: The auditor can analyze the desired state by observing and focusing on the source code INFRASTRUCTURE AS CODE In the Kubernetes world, GitOps is getting used to overall automate the process of infrastructure provisionings like creating deployments, services, and every possible Kubernetes programming language open-sourced by Google that provides configuration management as one of its main features. Its use is not specifically limited to Kubernetes alone (although, it’s been popularized

11 14 21 23 31 36 eBook 3 GitOps in Practice A “you build it, you own it” development process requires tools that developers know and understand. GitOps is our name for how we use developer GitOps best practices with Git (or any version control) should be an integral component of your process. It will make building and adopting continuous delivery in your organization easier and will significantly cat < /etc/apt/sources.list.d/kubernetes.list deb http://apt.kubernetes.io/ kubernetes-xenial main EOF apt-get update Next, download and install Docker: apt-get install -y docker.io And finally

management solutions such as Terraform. The goal of GitOps is to simplify and streamline the development process. This leads to building reproducible infrastructure with proper state management, which both: Increases management GitOps allows users to manage infrastructure easily as a part of the overall DevOps process by testing and deploying changes quickly with the help of: CI/CD tools Automated deployments Shorter infrastructure deployments. Infrastructure can undergo almost the same verification and validation process for application code with consistent: End-to-end workflows Standardized code structures Documentation

Performance: The Facts 4 4. Change failure rate This can be seen as a measure of quality in the release process. The best performers in the DORA study reported a change failure rate of less than 15%, while the gets it right. In a cloud-based world, software development, delivery and maintenance is a complex process. DevOps improves success enormously, but there remains room for failure. GitOps is, in essence requests) to optimize their efficiency. And because security and compliance are baked into the process, there is no need for them to slow your developers down. How GitOps Boosts Business Performance:

系统运维能力 ❑mvm: 租户级别最强隔离，更低的延时 ❑ docker: 进程级别隔离 ❑ 更细粒度的资源分配，更低的成本 ❑ 实时计算扩缩容 mvm Docker process Docker process … Function Memory CPU Network Serverless 用户 云厂商 Serverless vs. IaaS 运维能力对比 资源创建

transition. The first hurdle is modifying your application to fit the cloud-native model. This process involves re-architecting applications fit into a standardized and vendor-agnostic workflow. It often practice teams adopt for their GitOps strategy is implementing IaC tooling and best practices. The process involves managing and provisioning infrastructure resources using code rather than manual processes

support tickets and wait forever to get what they need. It’s a good idea to have a consistent process in place, but it’s even better to have a consistent experience for your developers. Especially if for versioning using Git repositories. The GitOps framework can greatly simplify and speed up the process of building and maintaining internal platforms. It is much easier to manage internal applications

toolkit Cluster: kind-bison Istio Proxy Sidecar Main container VirtualService Gateway ServiceEntry DestinationRule httpbin Istio Proxy Sidecar Main container VirtualService Gateway DestinationRule