Merge pull request #1 from mashbynz/development

Development

locals.tf

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+locals {
+  tags = {
+    environment   = "Prod"
+    "cost centre" = "12345"
+  }
+
+  nsg   = var.level0_NSG
+  vnets = var.level0_networks
+}

main.tf

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+# Random string generator for globally unique resource names
+resource "random_string" "suffix" {
+  length  = 8
+  special = false
+}
+
+resource "random_string" "diagnostics_suffix" {
+  length  = 8
+  special = false
+  upper   = false
+}
+
+## Log Analytics
+# Workspace
+resource "azurerm_log_analytics_workspace" "log_analytics" {
+  for_each = var.log_analytics_object.workspaces
+
+  name                = "${each.value.name}${random_string.suffix.result}"
+  location            = each.value.location
+  resource_group_name = each.value.log_analytics_rg
+  sku                 = "PerGB2018"
+  tags                = lookup(each.value, "tags", null) == null ? local.tags : merge(local.tags, each.value.tags)
+}
+
+# Solutions
+resource "azurerm_log_analytics_solution" "log_analytics_solutions" {
+  for_each = var.log_analytics_object.solution_plan_map
+
+  solution_name         = each.value.name
+  location              = each.value.location
+  resource_group_name   = each.value.log_analytics_rg
+  workspace_resource_id = azurerm_log_analytics_workspace.log_analytics[each.value.workspace_key].id
+  workspace_name        = azurerm_log_analytics_workspace.log_analytics[each.value.workspace_key].name
+
+  plan {
+    product   = each.value.product
+    publisher = each.value.publisher
+  }
+
+  depends_on = [
+    azurerm_log_analytics_workspace.log_analytics
+  ]
+}
+
+## Diagnostics Logs
+# Storage Account
+resource "azurerm_storage_account" "log" {
+  for_each = var.diagnostics_object.storage_accounts
+
+  name                      = "${each.value.name}${random_string.diagnostics_suffix.result}"
+  resource_group_name       = each.value.resource_group_name
+  location                  = each.value.location
+  account_kind              = each.value.account_kind
+  account_tier              = each.value.account_tier
+  account_replication_type  = each.value.account_replication_type
+  access_tier               = each.value.access_tier
+  enable_https_traffic_only = each.value.enable_https_traffic_only
+  tags                      = lookup(each.value, "tags", null) == null ? local.tags : merge(local.tags, each.value.tags)
+}
+
+# NSG Diagnostics
+resource "azurerm_monitor_diagnostic_setting" "nsg_diag" {
+  depends_on = [var.level0_NSG]
+
+  for_each = var.level0_NSG
+
+  name                       = var.diagnostics_object.nsg_diagnostics.name
+  target_resource_id         = each.value.id
+  log_analytics_workspace_id = azurerm_log_analytics_workspace.log_analytics[var.diagnostics_object.nsg_diagnostics.log_analytics_workspace_key].id
+  log {
+
+    category = "NetworkSecurityGroupRuleCounter"
+    retention_policy {
+      days    = var.diagnostics_object.nsg_diagnostics.opslogs_retention_period
+      enabled = true
+
+    }
+  }
+  log {
+
+    category = "NetworkSecurityGroupEvent"
+    retention_policy {
+      days    = var.diagnostics_object.nsg_diagnostics.opslogs_retention_period
+      enabled = true
+
+    }
+  }
+}
+
+# Event Hub Namespace - CHECK IF REQUIRED
+# resource "azurerm_eventhub_namespace" "log" {
+#   for_each = var.diagnostics_object.event_hubs
+
+#   name                 = "${each.value.name}${random_string.diagnostics_suffix.result}"
+#   location             = each.value.location
+#   resource_group_name  = each.value.resource_group_name
+#   sku                  = each.value.sku
+#   capacity             = each.value.capacity
+#   auto_inflate_enabled = each.value.auto_inflate_enabled
+#   tags                 = lookup(each.value, "tags", null) == null ? local.tags : merge(local.tags, each.value.tags)
+#   # kafka_enabled       = true
+# }
+
+## Traffic Analytics
+# Network Watcher
+resource "azurerm_network_watcher" "netwatcher" {
+  for_each = var.networking_object.vnet
+
+  name                = "${var.networking_object.netwatcher.name}${each.value.location}"
+  location            = each.value.location
+  resource_group_name = each.value.virtual_network_rg
+  tags                = lookup(var.networking_object.netwatcher.watchers, "tags", null) == null ? local.tags : merge(local.tags, var.networking_object.netwatcher.watchers.tags)
+
+  depends_on = [
+      local.vnets
+  ]
+}
+
+### NOT SUPPORTED IN AU CENTRAL 1 OR 2 ###
+# # NSG Flow Logs
+# resource "azurerm_network_watcher_flow_log" "nsg_flow" {
+#   for_each = var.level0_NSG
+
+#   network_watcher_name = "${var.networking_object.netwatcher.name}${each.value.location}"
+#   resource_group_name  = each.value.resource_group_name
+
+#   network_security_group_id = each.value.id
+#   storage_account_id        = azurerm_storage_account.log[var.networking_object.netwatcher.storage_account_key].id
+#   enabled                   = lookup(var.networking_object.netwatcher, "flow_logs_settings", {}) != {} ? var.networking_object.netwatcher.flow_logs_settings.enabled : false
+
+#   retention_policy {
+#     enabled = lookup(var.networking_object.netwatcher, "flow_logs_settings", {}) != {} ? var.networking_object.netwatcher.flow_logs_settings.retention : false
+#     days    = lookup(var.networking_object.netwatcher, "flow_logs_settings", {}) != {} ? var.networking_object.netwatcher.flow_logs_settings.period : 7
+#   }
+
+#   traffic_analytics {
+#     enabled               = lookup(var.networking_object.netwatcher, "traffic_analytics_settings", {}) != {} ? var.networking_object.netwatcher.traffic_analytics_settings.enabled : false
+#     workspace_id          = azurerm_log_analytics_workspace.log_analytics[var.networking_object.netwatcher.log_analytics_workspace_key].workspace_id
+#     workspace_region      = azurerm_log_analytics_workspace.log_analytics[var.networking_object.netwatcher.log_analytics_workspace_key].location
+#     workspace_resource_id = azurerm_log_analytics_workspace.log_analytics[var.networking_object.netwatcher.log_analytics_workspace_key].id
+#   }
+
+#   depends_on = [
+#     azurerm_network_watcher.netwatcher
+#   ]
+# }

outputs.tf

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+output "log_analytics_obj" {
+  description = "Output a list of Log Analytics Workspace objects"
+    depends_on  = [azurerm_log_analytics_workspace.log_analytics]
+
+  value      = azurerm_log_analytics_workspace.log_analytics
+}
+
+output "log_analytics_solution_obj" {
+  description = "Output a list of Log Analytics Solutions"
+    depends_on  = [azurerm_log_analytics_solution.log_analytics_solutions]
+
+  value      = azurerm_log_analytics_solution.log_analytics_solutions
+}

variables.tf

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+variable "level0_NSG" {}
+variable "level0_networks" {}
+
+variable "log_analytics_object" {
+  description = "(Required) Object describing the configuration of the Log Analytics workspace"
+}
+
+variable "log_analytics_suffix" {
+  description = "(Optional) The suffix added to the Log Analytics workspace name to ensure it is globally unique"
+  type        = string
+}
+
+variable "diagnostics_object" {
+  description = "(Required) configuration object describing the Diagnostics configuration"
+}
+
+variable "networking_object" {
+  description = "(Required) configuration object describing the networking configuration, as described in README"
+}
+
+# variable "enable_event_hub" {
+#   description = "(Required) Set to true to create an event hub for Diagnostics Logging"
+#   type = bool
+# }