基于AWS构建DevOps实践.pptx

基于AWS构建DevOps实践技术创新 变革未来目录基于 Ansible 的运维Immutable InfrastructureEC2 AutoScalingECS + EC2 AutoScaling基于 Ansible 的运维理想情况配置统一快速构建运行环境 版本控制实际情况AZ 1AZ 2OperatorsAZ 3APPWEBSomeone实际情况配置不统一调试困难 扩容麻烦Immutable Infrastructure什么是 Immutable Infrastructure初始化之后即变成只读状态有任何修改创建新的实例替换需要高度自动化Immutable Infrastructure 的优点配置一致版本控制，变更追踪故障恢复可变架构 vs 不可变架构VSPetsCattleEC2 AutoScaling发布发布ALB / NLBConfigure filesCodeS3 bucketUpdateAMIDeployment SystemDeveloperAuto Scaling Group发布ALB / NLBConfigure filesCodeS3 bucketUpdateAMIDeployment SystemDeveloperAuto Scaling Group发布ALB / NLBConfigure filesCodeS3 bucketUpdateAMIDeployment SystemDeveloperAuto Scaling Group自动伸缩扩容ALB / NLBConfigure filesCodeS3 bucketAMICloudWatch Alarm CPU Utilazation = 80%Auto Scaling Group扩容ALB / NLBConfigure filesCodeS3 bucketAMIAuto Scaling GroupEC2 Autoscaling 的缺点ALB / NLBConfigure filesCodeS3 bucketAMIAMIAuto Scaling GroupAuto Scaling Group容器化运维人员： 提供基础设施 管理容器调度开发人员： 打包代码以及 程序运行环境ECS + EC2 AutoScaling弹性扩容 / 缩容弹性扩容 / 缩容容器层扩容Amazon ECS ServiceALB / NLB32874 32879 32880 32892Amazon ECS Task DefinitionCluster容器层扩容Amazon ECSServiceALB / NLB3139232874 32879 32880 32892CloudWatch AlarmService CPU Utilazation = 80%Amazon ECS Task DefinitionCluster实例层扩容Amazon ECSServiceALB / NLB3139232874 32879 32880 32892Amazon ECSTask Definition 实例层扩容Amazon ECSServiceALB / NLBevent (time-based)AWS Lambda3139232874 32879 32880 32892Amazon ECSTask Definition Cloudwatch实例层扩容Amazon ECSServiceALB / NLBeventEC2 Autoscale-out(time-based)AWS Lambda3139232874 32879 32880 32892User dataAmazon ECSTask Definition CloudWatch Alarm CloudwatchContainer spaces = 1弹性扩容 / 缩容容器层缩容Amazon ECS ServiceALB / NLB3139232874 32879 32880 32892Amazon ECS Task DefinitionAuto Scaling group容器层缩容Amazon ECS ServiceALB / NLB3139232874 32879 32880 32892Amazon ECS Task DefinitionCloudWatch AlarmService CPU Utilazation = 30%Auto Scaling group实例层缩容Amazon ECS ServiceALB / NLBEC2 Autoscale-in32874 32879 32880 32892Amazon ECSTask DefinitionCloudWatch AlarmContainer spac