This template deploys a MySQL MHA + Haproxy solution: the objective of MHA is automating master failover and slave promotion within short (usually 10-30 seconds) downtime, without suffering from replication consistency problems, without spending money for lots of new servers, without performance penalty, without complexity (easy-to-install), and without changing existing deployments; Haproxy is the interface which apps access mysql
This Azure Resource Manager (ARM) template was created by a member of the community and not by Microsoft. Each ARM template is licensed to you under a licence agreement by its owner, not Microsoft. Microsoft is not responsible for ARM templates provided and licensed by community members and does not screen for security, compatibility or performance. Community ARM templates are not supported under any Microsoft support programme or service, and are made available AS IS without warranty of any kind.
Parameters
| Parameter Name | Description |
|---|---|
| virtualNetworkName | Name of the virtual network provisioned for the cluster |
| adminUsername | Administrator user name used when provisioning virtual machines |
| mysqlPassword | Mysql root password used when installing MySQL Server 5.5 |
| dnsNamePrefix | DNS Name for the publicly accessible Lap node. Must be lowercase. It should match with the following regular expression: ^[a-z][a-z0-9-]{1,61}[a-z0-9]$ or it will raise an error. |
| haproxyVmSize | The size of the virtual machines used when provisioning the Lap node |
| mysqlVmSize | The size of the virtual machines used when provisioning Mysql node(s) |
| _artifactsLocation | The base URI where artifacts required by this template are located. When the template is deployed using the accompanying scripts, a private location in the subscription will be used and this value will be automatically generated. |
| _artifactsLocationSasToken | The sasToken required to access _artifactsLocation. When the template is deployed using the accompanying scripts, a sasToken will be automatically generated. |
| location | Location for all resources. |
| authenticationType | Type of authentication to use on the Virtual Machine. SSH key is recommended. |
| adminPasswordOrKey | SSH Key or password for the Virtual Machine. SSH key is recommended. |
Use the template
PowerShell
New-AzResourceGroup -Name <resource-group-name> -Location <resource-group-location> #use this command when you need to create a new resource group for your deploymentInstalling and configuring Azure PowerShell
New-AzResourceGroupDeployment -ResourceGroupName <resource-group-name> -TemplateUri https://raw.githubusercontent.com/Azure/azure-quickstart-templates/master/application-workloads/mysql/mysql-mha-haproxy-ubuntu/azuredeploy.json
Command line
az group create --name <resource-group-name> --location <resource-group-location> #use this command when you need to create a new resource group for your deploymentInstalling and configuring the Azure cross-platform command-line interface
az group deployment create --resource-group <my-resource-group> --template-uri https://raw.githubusercontent.com/Azure/azure-quickstart-templates/master/application-workloads/mysql/mysql-mha-haproxy-ubuntu/azuredeploy.json