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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
Tuto šablonu Azure Resource Manageru (ARM) vytvořil člen komunity a ne Microsoft. Licenci na každou šablonu ARM vám na základě licenční smlouvy uděluje její vlastník, ne Microsoft. Za šablony ARM poskytované a licencované členy komunity nenese Microsoft žádnou odpovědnost ani neprověřuje jejich zabezpečení, kompatibilitu nebo výkon. Šablony ARM komunity nejsou podporované v rámci žádné služby nebo programu podpory Microsoftu a jsou dostupné TAK JAK JSOU, bez jakékoliv záruky.
Parametry
| Název parametru | Popis |
|---|---|
| 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. |
Použití šablony
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 deploymentInstalace a konfigurace 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
Příkazový řádek
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 deploymentInstalace a konfigurace rozhraní 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