201-web-app-postgres-keyvault patch (#179)

* fix example

quickstart/201-web-app-postgres-keyvault/mysql.tf

@@ -1,29 +1,34 @@
-resource "azurerm_mysql_server" "webAppBackend" {
-  name                              = "${var.siteName}pgserver"
-  location                          = "${azurerm_resource_group.webAppMySqlRg.location}"
-  resource_group_name               = "${azurerm_resource_group.webAppMySqlRg.name}"
-  tags                              = "${azurerm_resource_group.webAppMySqlRg.tags}"
+resource "azurerm_mysql_server" "web_app_backend" {
+  name                = "${replace(random_pet.prefix.id, "-", "")}pgserver"
+  location            = azurerm_resource_group.web_app_mysql_rg.location
+  resource_group_name = azurerm_resource_group.web_app_mysql_rg.name
+  tags                = azurerm_resource_group.web_app_mysql_rg.tags
 
-  administrator_login               = "${var.administratorLogin}"
-  administrator_login_password      = "${var.administratorLoginPassword}"
-  version                           = "${var.mysqlVersion}"
-  ssl_enforcement                   = "Disabled"
-  sku {
-      name                          = "${var.databaseSkuName}"
-      capacity                      = "${var.databaseDTU}"
-      tier                          = "${var.databaseSkuTier}"
-      family                        = "${var.databaseSkuFamily}"
-  }
-  storage_profile {
-      storage_mb                    = "${var.databaseSkuSizeMB}"
-  }
+  administrator_login          = "${var.prefix}-admin"
+  administrator_login_password = random_password.password.result
+
+  sku_name   = var.database_sku_name
+  storage_mb = var.database_sku_size_MB
+  version    = var.mysql_version
+
+  ssl_enforcement_enabled          = false
+  ssl_minimal_tls_version_enforced = "TLSEnforcementDisabled"
 }
 
-resource "azurerm_mysql_database" "webAppBackend" {
-  name                = "${var.siteName}database"
-  resource_group_name = "${azurerm_resource_group.webAppMySqlRg.name}"
+resource "azurerm_mysql_database" "web_app_backend" {
+  name                = "${replace(random_pet.prefix.id, "-", "")}database"
+  resource_group_name = azurerm_resource_group.web_app_mysql_rg.name
 
-  server_name         = "${azurerm_mysql_server.webAppBackend.name}"
-  charset             = "utf8"
-  collation           = "utf8_unicode_ci"
+  server_name = azurerm_mysql_server.web_app_backend.name
+  charset     = "utf8mb4"
+  collation   = "utf8mb4_unicode_ci"
+}
+
+resource "random_password" "password" {
+  length      = 20
+  min_lower   = 1
+  min_upper   = 1
+  min_numeric = 1
+  min_special = 1
+  special     = false
 }