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k8s docs moved

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Eduard Tomas 7 years ago
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README.CICD.k8s.md → k8s/README.CICD.k8s.md View File

@ -5,44 +5,57 @@ For k8s CI/CD pipeline delivery a series of tasks must be created in VSTS to dep
* A Kubernetes cluster. Follow Azure Container Service's [walkthrough](https://docs.microsoft.com/en-us/azure/container-service/container-service-kubernetes-walkthrough) to create one.
* A private Docker registry. Follow Azure Container Registry's [guide](https://docs.microsoft.com/en-us/azure/container-registry/container-registry-get-started-portal) to create one.
* Optionally, previous steps can be skipped if you run gen-k8s-env.ps1 script to automatically create the azure environment needed for kubernetes deployment. Azure cli 2.0 must be previously installed [installation guide](https://docs.microsoft.com/en-us/cli/azure/install-azure-cli). For example:
>```
>./gen-k8s-env -resourceGroupName k8sGroup -location westeurope -registryName k8sregistry -orchestratorName k8s-cluster -dnsName k8s-dns
>```
* An `Azure Blob storage`. It is needed for storing the kubernetes config file used by the hosted agent to access to Kubernetes cluster. Example:
<img src="img/k8s/blob_creation.png">
<img src="./img/k8s/blob_creation.png">
* Upload the `kubernetes config file` to the blob storage previously created. Execute the following command which will download the config file into the directory `c:\Users\<User>\.kube\` and then, upload it to your blob storage:
>```
>https://eshopk8s.blob.core.windows.net/k8s-config/config
>```
## Create the VSTS tasks
1. Create a `Download File` task to download the kubernetes binary `kubectl` to the hosted agent. For example:
>```
>https://storage.googleapis.com/kubernetes-release/release/v0.0.1.7.0-alpha.0/bin/windows/386/kubectl.exe
>```
<img src="img/k8s/get_kubectlbin_task.png">
<img src="./img/get_kubectlbin_task.png">
2. Create a Download File task to download the kubernetes config file to the hosted agent. For example:
>```
>https://eshopk8s.blob.core.windows.net/k8s-config/config
>```
<img src="img/k8s/get_kubectlconfig_task.png">
<img src="./img/k8s/get_kubectlconfig_task.png">
3. Create a powershell task to execute the k8s deployment script. For example:
* Deployment script path
>```
>$(System.DefaultWorkingDirectory)/All Microservices/docker-compose/deploy.ps1
>```
* Deployment script path arguments. Where:
- userDockerHub: indicates if Docker Hub is used instead of ACR
- deployCI: indicates that it is a CI/CD deployment
- execPath: path where the k8s binary is stored
- kubeconfigPath: path where the k8s config file is stored
* Deployment script path arguments. Use value:
>```
>-deployCI $true -useDockerHub $true -execPath '$(System.DefaultWorkingDirectory)/' -kubeconfigPath '$(System.DefaultWorkingDirectory)/'
>-deployCI $true -execPath '$(System.DefaultWorkingDirectory)/' -kubeconfigPath '$(System.DefaultWorkingDirectory)/' -deployInfrastructure $true -imageTag dev -configFile '$(System.DefaultWorkingDirectory)/$(Build.DefinitionName)/docker-compose/conf_local.yml'
>```
<img src="img/k8s/deploy_script_task.png">
- deployCI: Must be set to `$true`. This avoids create images (always are pulled from registry) and compile bits.
- deployInfrastructure: Can be set to `$false` if don't want to deploy infrastructure containers (like Redis, rabbit, SQL,...).
- imageTag: Image tag to pull from k8s.
- configFile: Configuration file (refer to [README.k8s.md](./README.k8s.md) for more info). This file is part of the VSTS build output.
- execPath: path where the k8s binary is stored
- kubeconfigPath: path where the k8s config file is stored
You can use additional parameters (i.e. pass registry and user/password to use custom registry instead of DockerHub. Plase, refer to [README.k8s.md](./README.k8s.md) for more info.
<img src="./img/k8s/deploy_script_task.png">

img/k8s/blob_creation.png → k8s/img/blob_creation.png View File


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img/k8s/get_kubectlconfig_task.png → k8s/img/get_kubectlconfig_task.png View File


k8s/.kube/readme.md → k8s/readme.md View File

@ -5,4 +5,6 @@ This folder contains files needed to **create** a ACS with Kubernetes in Azure a
- `gen-k8s-env.ps1` Script to create a ACS with Kubernetes in Azure
- `deploy.ps1` Script to deploy eShopOnContainers in a existing k8s
Refer to file [README.k8s.md](./README.k8s.md) for detailed information
Refer to file [README.k8s.md](./README.k8s.md) for detailed information
Refer to file [README.CICD.k8s.md](./README.CICD.k8s.md) for information about how to set a VSTS build for deploying on k8s

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