azurerm_virtual_network_peering.tf

resource "azurerm_virtual_network_peering" "peering" {
  for_each                     = var.peerings != "" && var.peerings != null ? var.peerings : {}
  name                         = each.key
  resource_group_name          = var.resource_group_name
  virtual_network_name         = azurerm_virtual_network.virtual_network.name
  remote_virtual_network_id    = each.value.remote_virtual_network_id
  allow_virtual_network_access = each.value.allow_virtual_network_access
  allow_forwarded_traffic      = each.value.allow_forwarded_traffic
  allow_gateway_transit        = each.value.allow_gateway_transit
  use_remote_gateways          = each.value.use_remote_gateways
}