anrad13_microservices

anrad13 microservices repository

HW-15, HW-16 Docker-2

• created integration the repo with github actions (autoassign and tests)
• created Dockerfile for reddit app deploying as single container with ruby, mongo, reddit
• docker-1.log - hw's required result output

Задание со *

Шаблон пакера, который делает образ с уже установленным Docker, Python

• docker-monolith/infra/parker - packer config
• docker-monolith/infra/ansible/playbook/packer-docker.yml - ansible playbook
• to run - packer build -var-file=./packer/variables.json packer/docker.json from docker-monolith/infra/

Поднятие инстансов с помощью Terraform, их количество задается переменной

• by default = 2 instance
• docker-monolith/infra/terraform/stage - the main for doker-hosts instantiation
• docker-monolith/infra/terraform/modules/docker - the module for instance creation
• 1. create N instances; 2) Create inventory file for ansible in docker-monolith/infra/ansible/environment/stage
• to run - terraform plan|apply|destroy from docker-monolith/infra/terraform/stage

Ansible с использованием динамического инвентори для установки докера и запуска там образа приложения

• docker-monolith/infra/ansible/playbook/deploy.yml - deploys reddit as a mono container with "anrad13/otus-reddit:1.0"
• docker-monolith/infra/ansible/inventory.sh - dynamic inventory config by terraform output -json
• docker-monolith/infra/terraform/stage/enventory.py - python script for terraform output -json to ansible inventory json parsing
• docker-monolith/infra/ansible/playbook/packer-docker.yml - ansible playbook for docker image disk with packer

HW-17 Docker-3

• created Dockerfile files for comment, post and ui applications
• deployed them successfully with different network alliases as docker run -d --network=reddit --network-alias=post_db1 --network-alias=comment_db1 mongo:latest docker run -d --network=reddit --network-alias=post -e POST_DATABASE_HOST=comment_db1 anrad13/post:1.0 docker run -d --network=reddit --network-alias=comment -e COMMENT_DATABASE_HOST=post_db1 anrad13/comment:1.0 docker run -d --network=reddit -p 9292:9292 anrad13/ui:2.0
• made container from ubuntu image - UI v2

HW-18 Docker-4

• created docker-compose.yml with parameters USERNAME VERSION PORT COMPOSE_PROJECT_NAME
• created .env file with paramenters values
• to change base name of containers could be used env COMPOSE_PROJECT_NAME or p flag (docker-compose -p {base-name})

HW-22 Monitoring-1

• Docker Hub: https://hub.docker.com/u/anrad13
• no * tasks

HW-27 Kubernetes-1

• create deployment files in kubernetes/reddit
• result: ubuntu@master:~$ sudo kubectl get pods NAME READY STATUS RESTARTS AGE comment-deployment-6759f48d9b-r7n6g 1/1 Running 0 19m mongo-deployment-5487844b6b-4lk5h 1/1 Running 0 2m32s post-deployment-76f7d9fc8-h9jcn 1/1 Running 0 24m ui-deployment-6b75f696f4-kl24k 1/1 Running 0 2m40s

Tasl with *

• create terraform + ansible kubernetes deployment to yandex cloud
• terraform playbook - kubernetes/terraform/stage/main.tf
• ansible playbooks - kubernetes/ansible/ :
• kube-dependencies.yml - install dependencies, docker, kube on master and worker nodes
• docker-issues-fix.yml - fix issue with docker config. See https://jaedsada.me/blogs/kubernetes/k8s-init-fail
• master.yml - init and setup docker master node
• worker.yml - connect worker to master
• copy-deployment.yml - copy deployment files from kubernetes/reddit to master node