？ 3 第 2 章 关于 RED HAT OPENSHIFT GITOPS Red Hat OpenShift GitOps 是一个使用 Argo CD 作为声明性 GitOps 引擎的 Operator。它启用了多集群 OpenShift 和 Kubernetes 基础架构的 GitOps 工作流。使用 Red Hat OpenShift GitOps，管理员可以在 集群和开发生命周期中一致地配置和部署基于 分析和实验等高 级部署功能。 集群范 集群范围 围的 的实 实例 例 Argo CD 配置为管理集群中的所有资源的模式，包括某些特定于集群的资源，如集群配置、集群 RBAC、Operator 资源、平台 Operator 或 secret。 control plane (GitOps control plane) 在 GitOps 上下文中，您可以为每个安装的 Argo CD 有一个 control 实例） 例） Red Hat OpenShift GitOps 1.13 了解 了解 OpenShift GitOps 6 Red Hat OpenShift GitOps Operator 在安装后立即 在安装后立即实 实例化的默 例化的默认实 认实例，在 例，在 openshift-gitops 命 命 名空 名空间 间中，具有管理某些集群范 中，具有管理某些集群范围资 围资源的

Kubernetes Cluster Part 2: Fork the Sock Shop Repository Part 3: Setup CI and Connect a Container Registry Part 4: Let’s Get Started with GitOps Further Resources 11 14 21 23 31 36 continuous integration tool kicks off unit tests that eventually build the Docker image that gets pushed to the container registry. With a typical CI/CD pipeline, Docker images are deployed using some sort CONTINUOUS INTEGRATION CONTINUOUS DEPLOYMENT Write Code VCS Code Base Unit Tests Integ Tests Container Registry DEPLOY eBook 8 Security and the Typical CI/CD Pipeline How secure is the typical CI/CD pipeline

Open Cluster Management Other GitOps Tools PipeCD Keptn Pulumi Kubernetes Operator Summary 18 Chapter 3–Templating Everything in Git Kustomize Helm Operators Considerations Multicluster Management Non-Declarative Infrastructure Security Base Image Selection Everything as Code Conclusion 45 About the Author The Path to GitOps | 5 Foreword feel if they are already using Helm often. Originally, Flux was built as a monolithic “do it all” operator modeled after what Weaveworks felt that it meant to do a GitOps workflow. With Flux version 2,

you try to define the sequence of steps, which unfortunately is an additional overhead on the operator. GitOps promotes a declarative approach. Every object you use in GitOps can be coded and declared to GitOps workflows. For example, when a group of configuration updates are made by a human operator, the Kubernetes orchestrator will keep applying those changes until the cluster's state is converged can also be extended and automated using Kubernetes Custom Resource Definitions (CRDs) with the operator pattern. These agents can then be used to automatically detect and apply configuration changes

0. Windows registry monitoring Windows registry monitoring is now supported out-of-the-box in Zabbix. Two new keys have been added to the Windows Zabbix agent and agent 2: 9 • registry.data[key,] - return data for the specified value name in the Windows Registry key • registry.get[key,,] - list of Windows Registry values or keys located at given key; returns JSON See also: Docker base images Zabbix components are provided on Ubuntu, Alpine Linux and CentOS base images: Image Version alpine 3.17 ubuntu 22.04 (jammy) centos 8 All images are configured to rebuild latest

count_foreach functions. • The count and count_foreach aggregate functions support optional parameters operator and pattern, which can be used to fine-tune item filtering and only count values that match given functionality of Full clone. Icons replaced by fonts All icons in the frontend have been switched from icon image sheets to fonts. Modal forms Several frontend forms are now opened in modal (pop-up) windows: • configured to rebuild latest images if base images are updated. Installation To get Zabbix component image, run: docker pull zabbix/zabbix-server-mysql Replace zabbix/zabbix-server-mysql with the name of

configured to rebuild latest images if base images are updated. Installation To get Zabbix component image, run: docker pull zabbix/zabbix-server-mysql Replace zabbix/zabbix-server-mysql with the name of component version based on the Alpine Linux OS. You can append tags to the repository name to get an image based on another operating system or of the specific Zabbix major or minor version. The following Description Example latest The latest stable version of a Zabbix component based on Alpine Linux image. zabbix-agent:latest -trunk The latest nightly build of the Zabbix version that is currently

Linux shells, we can redirect the command output to a file, or as input to another command. The pipe operator | is the most common way to do so. Using this we can now count the number of directories in the hutdown halt:x:7:0:halt:/sbin:/sbin/halt mail:x:8:12:mail:/var/spool/mail:/sbin/nologin operator:x:11:0:operator:/root:/sbin/nologin games:x:12:100:games:/usr/games:/sbin/nologin ftp:x:14:50:FTP User: marked in the /etc/passwd file. For example: mail:x:8:12:mail:/var/spool/mail:/sbin/nologin operator:x:11:0:operator:/root:/sbin/nologin games:x:12:100:games:/usr/games:/sbin/nologin ftp:x:14:50:FTP User:

Linux shells, we can redirect the command output to a file, or as input to another command. The pipe operator | is the most common way to do so. Using this we can now count the number of directories in the hutdown halt:x:7:0:halt:/sbin:/sbin/halt mail:x:8:12:mail:/var/spool/mail:/sbin/nologin operator:x:11:0:operator:/root:/sbin/nologin games:x:12:100:games:/usr/games:/sbin/nologin ftp:x:14:50:FTP User: marked in the /etc/passwd file. For example: mail:x:8:12:mail:/var/spool/mail:/sbin/nologin operator:x:11:0:operator:/root:/sbin/nologin games:x:12:100:games:/usr/games:/sbin/nologin ftp:x:14:50:FTP User:

/home/*/public_html> Options Indexes Using regex sections, we can deny access to many types of image files at once: Order allow,deny Deny from all trolSet\Control\SessionMan ager\SubSystems\Windows registry value. Change this value with care; the normal caveats for changing the Windows registry apply, but you might also exhaust the desktop heap pool Accept-Language: fr; q=1.0, en; q=0.5 Accept: text/html; q=1.0, text/*; q=0.8, image/gif; q=0.6, image/jpeg; q=0.6, image/*; q=0.5, */*; q=0.1 Apache supports 'server driven' content negotiation, as defined