package azurerm import ( "fmt" "log" "time" "github.com/Azure/azure-sdk-for-go/arm/network" "github.com/hashicorp/errwrap" "github.com/hashicorp/terraform/helper/resource" "github.com/hashicorp/terraform/helper/schema" "github.com/jen20/riviera/azure" ) func resourceArmLoadBalancer() *schema.Resource { return &schema.Resource{ Create: resourceArmLoadBalancerCreate, Read: resourecArmLoadBalancerRead, Update: resourceArmLoadBalancerCreate, Delete: resourceArmLoadBalancerDelete, Schema: map[string]*schema.Schema{ "name": { Type: schema.TypeString, Required: true, ForceNew: true, }, "location": locationSchema(), "resource_group_name": { Type: schema.TypeString, Required: true, ForceNew: true, }, "frontend_ip_configuration": { Type: schema.TypeList, Optional: true, MinItems: 1, Elem: &schema.Resource{ Schema: map[string]*schema.Schema{ "name": { Type: schema.TypeString, Required: true, }, "subnet_id": { Type: schema.TypeString, Optional: true, Computed: true, }, "private_ip_address": { Type: schema.TypeString, Optional: true, Computed: true, }, "public_ip_address_id": { Type: schema.TypeString, Optional: true, Computed: true, }, "private_ip_address_allocation": { Type: schema.TypeString, Optional: true, Computed: true, ValidateFunc: validateLoadBalancerPrivateIpAddressAllocation, }, "load_balancer_rules": { Type: schema.TypeSet, Computed: true, Elem: &schema.Schema{Type: schema.TypeString}, Set: schema.HashString, }, "inbound_nat_rules": { Type: schema.TypeSet, Computed: true, Elem: &schema.Schema{Type: schema.TypeString}, Set: schema.HashString, }, }, }, }, "tags": tagsSchema(), }, } } func resourceArmLoadBalancerCreate(d *schema.ResourceData, meta interface{}) error { client := meta.(*ArmClient) loadBalancerClient := client.loadBalancerClient log.Printf("[INFO] preparing arguments for Azure ARM LoadBalancer creation.") name := d.Get("name").(string) location := d.Get("location").(string) resGroup := d.Get("resource_group_name").(string) tags := d.Get("tags").(map[string]interface{}) expandedTags := expandTags(tags) properties := network.LoadBalancerPropertiesFormat{} if _, ok := d.GetOk("frontend_ip_configuration"); ok { properties.FrontendIPConfigurations = expandAzureRmLoadBalancerFrontendIpConfigurations(d) } loadbalancer := network.LoadBalancer{ Name: azure.String(name), Location: azure.String(location), Tags: expandedTags, Properties: &properties, } _, err := loadBalancerClient.CreateOrUpdate(resGroup, name, loadbalancer, make(chan struct{})) if err != nil { return errwrap.Wrapf("Error Creating/Updating LoadBalancer {{err}}", err) } read, err := loadBalancerClient.Get(resGroup, name, "") if err != nil { return errwrap.Wrapf("Error Getting LoadBalancer {{err}", err) } if read.ID == nil { return fmt.Errorf("Cannot read LoadBalancer %s (resource group %s) ID", name, resGroup) } d.SetId(*read.ID) log.Printf("[DEBUG] Waiting for LoadBalancer (%s) to become available", name) stateConf := &resource.StateChangeConf{ Pending: []string{"Accepted", "Updating"}, Target: []string{"Succeeded"}, Refresh: loadbalancerStateRefreshFunc(client, resGroup, name), Timeout: 10 * time.Minute, } if _, err := stateConf.WaitForState(); err != nil { return fmt.Errorf("Error waiting for LoadBalancer (%s) to become available: %s", name, err) } return resourecArmLoadBalancerRead(d, meta) } func resourecArmLoadBalancerRead(d *schema.ResourceData, meta interface{}) error { loadBalancer, exists, err := retrieveLoadBalancerById(d.Id(), meta) if err != nil { return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err) } if !exists { d.SetId("") log.Printf("[INFO] LoadBalancer %q not found. Removing from state", d.Get("name").(string)) return nil } if loadBalancer.Properties != nil && loadBalancer.Properties.FrontendIPConfigurations != nil { d.Set("frontend_ip_configuration", flattenLoadBalancerFrontendIpConfiguration(loadBalancer.Properties.FrontendIPConfigurations)) } flattenAndSetTags(d, loadBalancer.Tags) return nil } func resourceArmLoadBalancerDelete(d *schema.ResourceData, meta interface{}) error { loadBalancerClient := meta.(*ArmClient).loadBalancerClient id, err := parseAzureResourceID(d.Id()) if err != nil { return errwrap.Wrapf("Error Parsing Azure Resource ID {{err}}", err) } resGroup := id.ResourceGroup name := id.Path["loadBalancers"] _, err = loadBalancerClient.Delete(resGroup, name, make(chan struct{})) if err != nil { return errwrap.Wrapf("Error Deleting LoadBalancer {{err}}", err) } d.SetId("") return nil } func expandAzureRmLoadBalancerFrontendIpConfigurations(d *schema.ResourceData) *[]network.FrontendIPConfiguration { configs := d.Get("frontend_ip_configuration").([]interface{}) frontEndConfigs := make([]network.FrontendIPConfiguration, 0, len(configs)) for _, configRaw := range configs { data := configRaw.(map[string]interface{}) private_ip_allocation_method := data["private_ip_address_allocation"].(string) properties := network.FrontendIPConfigurationPropertiesFormat{ PrivateIPAllocationMethod: network.IPAllocationMethod(private_ip_allocation_method), } if v := data["private_ip_address"].(string); v != "" { properties.PrivateIPAddress = &v } if v := data["public_ip_address_id"].(string); v != "" { properties.PublicIPAddress = &network.PublicIPAddress{ ID: &v, } } if v := data["subnet_id"].(string); v != "" { properties.Subnet = &network.Subnet{ ID: &v, } } name := data["name"].(string) frontEndConfig := network.FrontendIPConfiguration{ Name: &name, Properties: &properties, } frontEndConfigs = append(frontEndConfigs, frontEndConfig) } return &frontEndConfigs } func flattenLoadBalancerFrontendIpConfiguration(ipConfigs *[]network.FrontendIPConfiguration) []interface{} { result := make([]interface{}, 0, len(*ipConfigs)) for _, config := range *ipConfigs { ipConfig := make(map[string]interface{}) ipConfig["name"] = *config.Name ipConfig["private_ip_address_allocation"] = config.Properties.PrivateIPAllocationMethod if config.Properties.Subnet != nil { ipConfig["subnet_id"] = *config.Properties.Subnet.ID } if config.Properties.PrivateIPAddress != nil { ipConfig["private_ip_address"] = *config.Properties.PrivateIPAddress } if config.Properties.PublicIPAddress != nil { ipConfig["public_ip_address_id"] = *config.Properties.PublicIPAddress.ID } if config.Properties.LoadBalancingRules != nil { load_balancing_rules := make([]string, 0, len(*config.Properties.LoadBalancingRules)) for _, rule := range *config.Properties.LoadBalancingRules { load_balancing_rules = append(load_balancing_rules, *rule.ID) } ipConfig["load_balancer_rules"] = load_balancing_rules } if config.Properties.InboundNatRules != nil { inbound_nat_rules := make([]string, 0, len(*config.Properties.InboundNatRules)) for _, rule := range *config.Properties.InboundNatRules { inbound_nat_rules = append(inbound_nat_rules, *rule.ID) } ipConfig["inbound_nat_rules"] = inbound_nat_rules } result = append(result, ipConfig) } return result }