MySQL MHA Haproxy

Last updated: 29/03/2016

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
adminPassword Administrator password 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)

Use the template

PowerShell

New-AzureRmResourceGroupDeployment -Name <deployment-name> -ResourceGroupName <resource-group-name> -TemplateUri https://raw.githubusercontent.com/azure/azure-quickstart-templates/master/mysql-mha-haproxy-ubuntu/azuredeploy.json
Installing and configuring Azure PowerShell

Command line

azure config mode arm
azure group deployment create <my-resource-group> <my-deployment-name> --template-uri https://raw.githubusercontent.com/azure/azure-quickstart-templates/master/mysql-mha-haproxy-ubuntu/azuredeploy.json
Installing and configuring the Azure cross-platform command-line interface