417 lines
11 KiB
Go
417 lines
11 KiB
Go
package azurerm
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import (
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"bytes"
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"fmt"
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"log"
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"net/http"
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"strings"
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"time"
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"github.com/Azure/azure-sdk-for-go/arm/network"
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"github.com/hashicorp/terraform/helper/hashcode"
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"github.com/hashicorp/terraform/helper/resource"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceArmNetworkInterface() *schema.Resource {
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return &schema.Resource{
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Create: resourceArmNetworkInterfaceCreate,
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Read: resourceArmNetworkInterfaceRead,
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Update: resourceArmNetworkInterfaceCreate,
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Delete: resourceArmNetworkInterfaceDelete,
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Schema: map[string]*schema.Schema{
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"name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"location": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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StateFunc: azureRMNormalizeLocation,
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},
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"resource_group_name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"network_security_group_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"mac_address": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"private_ip_address": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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"virtual_machine_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"ip_configuration": &schema.Schema{
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Type: schema.TypeSet,
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Required: true,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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},
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"subnet_id": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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},
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"private_ip_address": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"private_ip_address_allocation": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ValidateFunc: validateNetworkInterfacePrivateIpAddressAllocation,
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},
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"public_ip_address_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"load_balancer_backend_address_pools_ids": &schema.Schema{
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Type: schema.TypeSet,
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Optional: true,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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Set: schema.HashString,
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},
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"load_balancer_inbound_nat_rules_ids": &schema.Schema{
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Type: schema.TypeSet,
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Optional: true,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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Set: schema.HashString,
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},
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},
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},
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Set: resourceArmNetworkInterfaceIpConfigurationHash,
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},
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"dns_servers": &schema.Schema{
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Type: schema.TypeSet,
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Optional: true,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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Set: schema.HashString,
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},
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"internal_dns_name_label": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"applied_dns_servers": &schema.Schema{
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Type: schema.TypeSet,
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Optional: true,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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Set: schema.HashString,
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},
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"internal_fqdn": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"tags": tagsSchema(),
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},
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}
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}
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func resourceArmNetworkInterfaceCreate(d *schema.ResourceData, meta interface{}) error {
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client := meta.(*ArmClient)
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ifaceClient := client.ifaceClient
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log.Printf("[INFO] preparing arguments for Azure ARM Network Interface creation.")
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name := d.Get("name").(string)
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location := d.Get("location").(string)
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resGroup := d.Get("resource_group_name").(string)
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tags := d.Get("tags").(map[string]interface{})
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properties := network.InterfacePropertiesFormat{}
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if v, ok := d.GetOk("network_security_group_id"); ok {
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nsgId := v.(string)
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properties.NetworkSecurityGroup = &network.SecurityGroup{
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ID: &nsgId,
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}
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}
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dns, hasDns := d.GetOk("dns_servers")
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nameLabel, hasNameLabel := d.GetOk("internal_dns_name_label")
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if hasDns || hasNameLabel {
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ifaceDnsSettings := network.InterfaceDNSSettings{}
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if hasDns {
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var dnsServers []string
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dns := dns.(*schema.Set).List()
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for _, v := range dns {
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str := v.(string)
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dnsServers = append(dnsServers, str)
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}
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ifaceDnsSettings.DNSServers = &dnsServers
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}
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if hasNameLabel {
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name_label := nameLabel.(string)
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ifaceDnsSettings.InternalDNSNameLabel = &name_label
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}
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properties.DNSSettings = &ifaceDnsSettings
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}
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ipConfigs, sgErr := expandAzureRmNetworkInterfaceIpConfigurations(d)
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if sgErr != nil {
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return fmt.Errorf("Error Building list of Network Interface IP Configurations: %s", sgErr)
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}
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if len(ipConfigs) > 0 {
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properties.IPConfigurations = &ipConfigs
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}
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iface := network.Interface{
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Name: &name,
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Location: &location,
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Properties: &properties,
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Tags: expandTags(tags),
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}
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resp, err := ifaceClient.CreateOrUpdate(resGroup, name, iface)
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if err != nil {
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return err
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}
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d.SetId(*resp.ID)
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log.Printf("[DEBUG] Waiting for Network Interface (%s) to become available", name)
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stateConf := &resource.StateChangeConf{
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Pending: []string{"Accepted", "Updating"},
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Target: []string{"Succeeded"},
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Refresh: networkInterfaceStateRefreshFunc(client, resGroup, name),
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Timeout: 10 * time.Minute,
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}
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if _, err := stateConf.WaitForState(); err != nil {
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return fmt.Errorf("Error waiting for Network Interface (%s) to become available: %s", name, err)
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}
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return resourceArmNetworkInterfaceRead(d, meta)
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}
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func resourceArmNetworkInterfaceRead(d *schema.ResourceData, meta interface{}) error {
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ifaceClient := meta.(*ArmClient).ifaceClient
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id, err := parseAzureResourceID(d.Id())
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if err != nil {
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return err
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}
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resGroup := id.ResourceGroup
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name := id.Path["networkInterfaces"]
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resp, err := ifaceClient.Get(resGroup, name, "")
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if resp.StatusCode == http.StatusNotFound {
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d.SetId("")
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return nil
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}
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if err != nil {
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return fmt.Errorf("Error making Read request on Azure Network Interface %s: %s", name, err)
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}
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iface := *resp.Properties
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if iface.MacAddress != nil {
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if *iface.MacAddress != "" {
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d.Set("mac_address", iface.MacAddress)
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}
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}
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if iface.IPConfigurations != nil && len(*iface.IPConfigurations) > 0 {
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var privateIPAddress *string
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///TODO: Change this to a loop when https://github.com/Azure/azure-sdk-for-go/issues/259 is fixed
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if (*iface.IPConfigurations)[0].Properties != nil {
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privateIPAddress = (*iface.IPConfigurations)[0].Properties.PrivateIPAddress
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}
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if *privateIPAddress != "" {
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d.Set("private_ip_address", *privateIPAddress)
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}
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}
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if iface.VirtualMachine != nil {
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if *iface.VirtualMachine.ID != "" {
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d.Set("virtual_machine_id", *iface.VirtualMachine.ID)
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}
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}
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if iface.DNSSettings != nil {
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if iface.DNSSettings.AppliedDNSServers != nil && len(*iface.DNSSettings.AppliedDNSServers) > 0 {
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dnsServers := make([]string, 0, len(*iface.DNSSettings.AppliedDNSServers))
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for _, dns := range *iface.DNSSettings.AppliedDNSServers {
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dnsServers = append(dnsServers, dns)
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}
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if err := d.Set("applied_dns_servers", dnsServers); err != nil {
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return err
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}
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}
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if iface.DNSSettings.InternalFqdn != nil && *iface.DNSSettings.InternalFqdn != "" {
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d.Set("internal_fqdn", iface.DNSSettings.InternalFqdn)
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}
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}
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flattenAndSetTags(d, resp.Tags)
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return nil
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}
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func resourceArmNetworkInterfaceDelete(d *schema.ResourceData, meta interface{}) error {
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ifaceClient := meta.(*ArmClient).ifaceClient
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id, err := parseAzureResourceID(d.Id())
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if err != nil {
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return err
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}
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resGroup := id.ResourceGroup
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name := id.Path["networkInterfaces"]
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_, err = ifaceClient.Delete(resGroup, name)
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return err
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}
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func networkInterfaceStateRefreshFunc(client *ArmClient, resourceGroupName string, ifaceName string) resource.StateRefreshFunc {
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return func() (interface{}, string, error) {
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res, err := client.ifaceClient.Get(resourceGroupName, ifaceName, "")
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if err != nil {
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return nil, "", fmt.Errorf("Error issuing read request in networkInterfaceStateRefreshFunc to Azure ARM for network interace '%s' (RG: '%s'): %s", ifaceName, resourceGroupName, err)
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}
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return res, *res.Properties.ProvisioningState, nil
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}
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}
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func resourceArmNetworkInterfaceIpConfigurationHash(v interface{}) int {
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var buf bytes.Buffer
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m := v.(map[string]interface{})
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buf.WriteString(fmt.Sprintf("%s-", m["name"].(string)))
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buf.WriteString(fmt.Sprintf("%s-", m["subnet_id"].(string)))
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buf.WriteString(fmt.Sprintf("%s-", m["private_ip_address_allocation"].(string)))
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return hashcode.String(buf.String())
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}
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func validateNetworkInterfacePrivateIpAddressAllocation(v interface{}, k string) (ws []string, errors []error) {
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value := strings.ToLower(v.(string))
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allocations := map[string]bool{
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"static": true,
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"dynamic": true,
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}
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if !allocations[value] {
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errors = append(errors, fmt.Errorf("Network Interface Allocations can only be Static or Dynamic"))
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}
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return
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}
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func expandAzureRmNetworkInterfaceIpConfigurations(d *schema.ResourceData) ([]network.InterfaceIPConfiguration, error) {
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configs := d.Get("ip_configuration").(*schema.Set).List()
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ipConfigs := make([]network.InterfaceIPConfiguration, 0, len(configs))
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for _, configRaw := range configs {
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data := configRaw.(map[string]interface{})
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subnet_id := data["subnet_id"].(string)
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private_ip_allocation_method := data["private_ip_address_allocation"].(string)
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properties := network.InterfaceIPConfigurationPropertiesFormat{
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Subnet: &network.Subnet{
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ID: &subnet_id,
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},
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PrivateIPAllocationMethod: &private_ip_allocation_method,
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}
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if v := data["private_ip_address"].(string); v != "" {
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properties.PrivateIPAddress = &v
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}
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if v := data["public_ip_address_id"].(string); v != "" {
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properties.PublicIPAddress = &network.PublicIPAddress{
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ID: &v,
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}
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}
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if v, ok := data["load_balancer_backend_address_pools_ids"]; ok {
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var ids []network.BackendAddressPool
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pools := v.(*schema.Set).List()
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for _, p := range pools {
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pool_id := p.(string)
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id := network.BackendAddressPool{
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ID: &pool_id,
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}
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ids = append(ids, id)
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}
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properties.LoadBalancerBackendAddressPools = &ids
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}
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if v, ok := data["load_balancer_inbound_nat_rules_ids"]; ok {
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var natRules []network.InboundNatRule
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rules := v.(*schema.Set).List()
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for _, r := range rules {
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rule_id := r.(string)
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rule := network.InboundNatRule{
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ID: &rule_id,
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}
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natRules = append(natRules, rule)
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}
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properties.LoadBalancerInboundNatRules = &natRules
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}
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name := data["name"].(string)
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ipConfig := network.InterfaceIPConfiguration{
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Name: &name,
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Properties: &properties,
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}
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ipConfigs = append(ipConfigs, ipConfig)
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}
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return ipConfigs, nil
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}
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