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| 1 | +# # Locals block for hardcoded names. |
| 2 | +locals { |
| 3 | + backend_address_pool_name = "${azurerm_virtual_network.test.name}-beap" |
| 4 | + frontend_port_name = "${azurerm_virtual_network.test.name}-feport" |
| 5 | + frontend_ip_configuration_name = "${azurerm_virtual_network.test.name}-feip" |
| 6 | + http_setting_name = "${azurerm_virtual_network.test.name}-be-htst" |
| 7 | + listener_name = "${azurerm_virtual_network.test.name}-httplstn" |
| 8 | + request_routing_rule_name = "${azurerm_virtual_network.test.name}-rqrt" |
| 9 | + app_gateway_subnet_name = "appgwsubnet" |
| 10 | +} |
| 11 | + |
| 12 | +data "azurerm_resource_group" "rg" { |
| 13 | + name = var.resource_group_name |
| 14 | +} |
| 15 | + |
| 16 | +# User Assigned Identities |
| 17 | +resource "azurerm_user_assigned_identity" "testIdentity" { |
| 18 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 19 | + location = data.azurerm_resource_group.rg.location |
| 20 | + |
| 21 | + name = "identity1" |
| 22 | + |
| 23 | + tags = var.tags |
| 24 | +} |
| 25 | + |
| 26 | +resource "azurerm_virtual_network" "test" { |
| 27 | + name = var.virtual_network_name |
| 28 | + location = data.azurerm_resource_group.rg.location |
| 29 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 30 | + address_space = [var.virtual_network_address_prefix] |
| 31 | + |
| 32 | + subnet { |
| 33 | + name = var.aks_subnet_name |
| 34 | + address_prefix = var.aks_subnet_address_prefix |
| 35 | + } |
| 36 | + |
| 37 | + subnet { |
| 38 | + name = "appgwsubnet" |
| 39 | + address_prefix = var.app_gateway_subnet_address_prefix |
| 40 | + } |
| 41 | + |
| 42 | + tags = var.tags |
| 43 | +} |
| 44 | + |
| 45 | +data "azurerm_subnet" "kubesubnet" { |
| 46 | + name = var.aks_subnet_name |
| 47 | + virtual_network_name = azurerm_virtual_network.test.name |
| 48 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 49 | + depends_on = [azurerm_virtual_network.test] |
| 50 | +} |
| 51 | + |
| 52 | +data "azurerm_subnet" "appgwsubnet" { |
| 53 | + name = "appgwsubnet" |
| 54 | + virtual_network_name = azurerm_virtual_network.test.name |
| 55 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 56 | + depends_on = [azurerm_virtual_network.test] |
| 57 | +} |
| 58 | + |
| 59 | +# Public Ip |
| 60 | +resource "azurerm_public_ip" "test" { |
| 61 | + name = "publicIp1" |
| 62 | + location = data.azurerm_resource_group.rg.location |
| 63 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 64 | + allocation_method = "Static" |
| 65 | + sku = "Standard" |
| 66 | + |
| 67 | + tags = var.tags |
| 68 | +} |
| 69 | + |
| 70 | +resource "azurerm_application_gateway" "network" { |
| 71 | + name = var.app_gateway_name |
| 72 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 73 | + location = data.azurerm_resource_group.rg.location |
| 74 | + |
| 75 | + sku { |
| 76 | + name = var.app_gateway_sku |
| 77 | + tier = "Standard_v2" |
| 78 | + capacity = 2 |
| 79 | + } |
| 80 | + |
| 81 | + gateway_ip_configuration { |
| 82 | + name = "appGatewayIpConfig" |
| 83 | + subnet_id = data.azurerm_subnet.appgwsubnet.id |
| 84 | + } |
| 85 | + |
| 86 | + frontend_port { |
| 87 | + name = local.frontend_port_name |
| 88 | + port = 80 |
| 89 | + } |
| 90 | + |
| 91 | + frontend_port { |
| 92 | + name = "httpsPort" |
| 93 | + port = 443 |
| 94 | + } |
| 95 | + |
| 96 | + frontend_ip_configuration { |
| 97 | + name = local.frontend_ip_configuration_name |
| 98 | + public_ip_address_id = azurerm_public_ip.test.id |
| 99 | + } |
| 100 | + |
| 101 | + backend_address_pool { |
| 102 | + name = local.backend_address_pool_name |
| 103 | + } |
| 104 | + |
| 105 | + backend_http_settings { |
| 106 | + name = local.http_setting_name |
| 107 | + cookie_based_affinity = "Disabled" |
| 108 | + port = 80 |
| 109 | + protocol = "Http" |
| 110 | + request_timeout = 1 |
| 111 | + } |
| 112 | + |
| 113 | + http_listener { |
| 114 | + name = local.listener_name |
| 115 | + frontend_ip_configuration_name = local.frontend_ip_configuration_name |
| 116 | + frontend_port_name = local.frontend_port_name |
| 117 | + protocol = "Http" |
| 118 | + } |
| 119 | + |
| 120 | + request_routing_rule { |
| 121 | + name = local.request_routing_rule_name |
| 122 | + rule_type = "Basic" |
| 123 | + http_listener_name = local.listener_name |
| 124 | + backend_address_pool_name = local.backend_address_pool_name |
| 125 | + backend_http_settings_name = local.http_setting_name |
| 126 | + } |
| 127 | + |
| 128 | + tags = var.tags |
| 129 | + |
| 130 | + depends_on = [azurerm_virtual_network.test, azurerm_public_ip.test] |
| 131 | +} |
| 132 | + |
| 133 | +```hcl |
| 134 | +resource "azurerm_role_assignment" "ra1" { |
| 135 | + scope = data.azurerm_subnet.kubesubnet.id |
| 136 | + role_definition_name = "Network Contributor" |
| 137 | + principal_id = var.aks_service_principal_object_id |
| 138 | + |
| 139 | + depends_on = [azurerm_virtual_network.test] |
| 140 | +} |
| 141 | + |
| 142 | +resource "azurerm_role_assignment" "ra2" { |
| 143 | + scope = azurerm_user_assigned_identity.testIdentity.id |
| 144 | + role_definition_name = "Managed Identity Operator" |
| 145 | + principal_id = var.aks_service_principal_object_id |
| 146 | + depends_on = [azurerm_user_assigned_identity.testIdentity] |
| 147 | +} |
| 148 | + |
| 149 | +resource "azurerm_role_assignment" "ra3" { |
| 150 | + scope = azurerm_application_gateway.network.id |
| 151 | + role_definition_name = "Contributor" |
| 152 | + principal_id = azurerm_user_assigned_identity.testIdentity.principal_id |
| 153 | + depends_on = [azurerm_user_assigned_identity.testIdentity, azurerm_application_gateway.network] |
| 154 | +} |
| 155 | + |
| 156 | +resource "azurerm_role_assignment" "ra4" { |
| 157 | + scope = data.azurerm_resource_group.rg.id |
| 158 | + role_definition_name = "Reader" |
| 159 | + principal_id = azurerm_user_assigned_identity.testIdentity.principal_id |
| 160 | + depends_on = [azurerm_user_assigned_identity.testIdentity, azurerm_application_gateway.network] |
| 161 | +} |
| 162 | +``` |
| 163 | + |
| 164 | +resource "azurerm_kubernetes_cluster" "k8s" { |
| 165 | + name = var.aks_name |
| 166 | + location = data.azurerm_resource_group.rg.location |
| 167 | + dns_prefix = var.aks_dns_prefix |
| 168 | + |
| 169 | + resource_group_name = data.azurerm_resource_group.rg.name |
| 170 | + |
| 171 | + linux_profile { |
| 172 | + admin_username = var.vm_user_name |
| 173 | + |
| 174 | + ssh_key { |
| 175 | + key_data = file(var.public_ssh_key_path) |
| 176 | + } |
| 177 | + } |
| 178 | + |
| 179 | + addon_profile { |
| 180 | + http_application_routing { |
| 181 | + enabled = false |
| 182 | + } |
| 183 | + } |
| 184 | + |
| 185 | + default_node_pool { |
| 186 | + name = "agentpool" |
| 187 | + node_count = var.aks_agent_count |
| 188 | + vm_size = var.aks_agent_vm_size |
| 189 | + os_disk_size_gb = var.aks_agent_os_disk_size |
| 190 | + vnet_subnet_id = data.azurerm_subnet.kubesubnet.id |
| 191 | + } |
| 192 | + |
| 193 | + service_principal { |
| 194 | + client_id = var.aks_service_principal_app_id |
| 195 | + client_secret = var.aks_service_principal_client_secret |
| 196 | + } |
| 197 | + |
| 198 | + network_profile { |
| 199 | + network_plugin = "azure" |
| 200 | + dns_service_ip = var.aks_dns_service_ip |
| 201 | + docker_bridge_cidr = var.aks_docker_bridge_cidr |
| 202 | + service_cidr = var.aks_service_cidr |
| 203 | + } |
| 204 | + |
| 205 | + role_based_access_control { |
| 206 | + enabled = var.aks_enable_rbac |
| 207 | + } |
| 208 | + |
| 209 | + depends_on = [azurerm_virtual_network.test, azurerm_application_gateway.network] |
| 210 | + tags = var.tags |
| 211 | +} |
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