523 lines
14 KiB
Go
523 lines
14 KiB
Go
package openstack
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import (
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"fmt"
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"log"
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"time"
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"github.com/hashicorp/terraform/helper/resource"
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"github.com/hashicorp/terraform/helper/schema"
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"github.com/gophercloud/gophercloud"
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"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/attributestags"
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"github.com/gophercloud/gophercloud/openstack/networking/v2/subnets"
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)
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func resourceNetworkingSubnetV2() *schema.Resource {
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return &schema.Resource{
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Create: resourceNetworkingSubnetV2Create,
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Read: resourceNetworkingSubnetV2Read,
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Update: resourceNetworkingSubnetV2Update,
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Delete: resourceNetworkingSubnetV2Delete,
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Importer: &schema.ResourceImporter{
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State: schema.ImportStatePassthrough,
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},
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Timeouts: &schema.ResourceTimeout{
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Create: schema.DefaultTimeout(10 * time.Minute),
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Delete: schema.DefaultTimeout(10 * time.Minute),
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},
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Schema: map[string]*schema.Schema{
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"region": {
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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ForceNew: true,
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},
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"network_id": {
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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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"cidr": {
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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ForceNew: true,
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},
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"name": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: false,
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},
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"description": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: false,
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},
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"tenant_id": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"allocation_pools": {
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Type: schema.TypeList,
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Optional: true,
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Computed: true,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"start": {
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Type: schema.TypeString,
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Required: true,
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},
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"end": {
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Type: schema.TypeString,
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Required: true,
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},
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},
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},
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},
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"gateway_ip": {
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Type: schema.TypeString,
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ConflictsWith: []string{"no_gateway"},
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Optional: true,
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ForceNew: false,
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Computed: true,
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},
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"no_gateway": {
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Type: schema.TypeBool,
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ConflictsWith: []string{"gateway_ip"},
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Optional: true,
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Default: false,
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ForceNew: false,
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},
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"ip_version": {
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Type: schema.TypeInt,
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Optional: true,
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Default: 4,
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ForceNew: true,
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},
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"enable_dhcp": {
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Type: schema.TypeBool,
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Optional: true,
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ForceNew: false,
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Default: true,
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},
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"dns_nameservers": {
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Type: schema.TypeList,
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Optional: true,
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ForceNew: false,
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Elem: &schema.Schema{Type: schema.TypeString},
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},
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"host_routes": {
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Type: schema.TypeList,
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Optional: true,
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ForceNew: false,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"destination_cidr": {
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Type: schema.TypeString,
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Required: true,
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},
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"next_hop": {
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Type: schema.TypeString,
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Required: true,
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},
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},
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},
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},
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"ipv6_address_mode": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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ValidateFunc: validateSubnetV2IPv6Mode,
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},
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"ipv6_ra_mode": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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ValidateFunc: validateSubnetV2IPv6Mode,
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},
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"subnetpool_id": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"value_specs": {
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Type: schema.TypeMap,
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Optional: true,
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ForceNew: true,
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},
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"tags": {
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Type: schema.TypeSet,
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Optional: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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},
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"all_tags": {
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Type: schema.TypeSet,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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},
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},
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}
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}
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func resourceNetworkingSubnetV2Create(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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networkingClient, err := config.networkingV2Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack networking client: %s", err)
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}
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if err = resourceSubnetDNSNameserversV2CheckIsSet(d); err != nil {
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return err
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}
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createOpts := SubnetCreateOpts{
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subnets.CreateOpts{
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NetworkID: d.Get("network_id").(string),
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Name: d.Get("name").(string),
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Description: d.Get("description").(string),
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TenantID: d.Get("tenant_id").(string),
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IPv6AddressMode: d.Get("ipv6_address_mode").(string),
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IPv6RAMode: d.Get("ipv6_ra_mode").(string),
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AllocationPools: resourceSubnetAllocationPoolsV2(d),
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DNSNameservers: resourceSubnetDNSNameserversV2(d),
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HostRoutes: resourceSubnetHostRoutesV2(d),
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SubnetPoolID: d.Get("subnetpool_id").(string),
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EnableDHCP: nil,
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},
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MapValueSpecs(d),
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}
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if v, ok := d.GetOk("cidr"); ok {
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cidr := v.(string)
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createOpts.CIDR = cidr
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}
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if v, ok := d.GetOk("gateway_ip"); ok {
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gatewayIP := v.(string)
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createOpts.GatewayIP = &gatewayIP
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}
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noGateway := d.Get("no_gateway").(bool)
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if noGateway {
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gatewayIP := ""
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createOpts.GatewayIP = &gatewayIP
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}
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enableDHCP := d.Get("enable_dhcp").(bool)
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createOpts.EnableDHCP = &enableDHCP
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if v, ok := d.GetOk("ip_version"); ok {
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ipVersion := resourceNetworkingSubnetV2DetermineIPVersion(v.(int))
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createOpts.IPVersion = ipVersion
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}
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s, err := subnets.Create(networkingClient, createOpts).Extract()
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if err != nil {
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return fmt.Errorf("Error creating OpenStack Neutron subnet: %s", err)
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}
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log.Printf("[DEBUG] Waiting for Subnet (%s) to become available", s.ID)
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stateConf := &resource.StateChangeConf{
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Target: []string{"ACTIVE"},
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Refresh: waitForSubnetActive(networkingClient, s.ID),
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Timeout: d.Timeout(schema.TimeoutCreate),
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Delay: 5 * time.Second,
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MinTimeout: 3 * time.Second,
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}
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_, err = stateConf.WaitForState()
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d.SetId(s.ID)
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tags := networkV2AttributesTags(d)
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if len(tags) > 0 {
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tagOpts := attributestags.ReplaceAllOpts{Tags: tags}
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tags, err := attributestags.ReplaceAll(networkingClient, "subnets", s.ID, tagOpts).Extract()
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if err != nil {
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return fmt.Errorf("Error creating Tags on Subnet: %s", err)
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}
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log.Printf("[DEBUG] Set Tags = %+v on Subnet %+v", tags, s.ID)
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}
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log.Printf("[DEBUG] Created Subnet %s: %#v", s.ID, s)
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return resourceNetworkingSubnetV2Read(d, meta)
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}
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func resourceNetworkingSubnetV2Read(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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networkingClient, err := config.networkingV2Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack networking client: %s", err)
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}
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s, err := subnets.Get(networkingClient, d.Id()).Extract()
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if err != nil {
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return CheckDeleted(d, err, "subnet")
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}
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log.Printf("[DEBUG] Retrieved Subnet %s: %#v", d.Id(), s)
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d.Set("network_id", s.NetworkID)
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d.Set("cidr", s.CIDR)
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d.Set("ip_version", s.IPVersion)
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d.Set("name", s.Name)
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d.Set("description", s.Description)
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d.Set("tenant_id", s.TenantID)
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d.Set("dns_nameservers", s.DNSNameservers)
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d.Set("host_routes", s.HostRoutes)
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d.Set("enable_dhcp", s.EnableDHCP)
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d.Set("network_id", s.NetworkID)
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d.Set("ipv6_address_mode", s.IPv6AddressMode)
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d.Set("ipv6_ra_mode", s.IPv6RAMode)
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d.Set("subnetpool_id", s.SubnetPoolID)
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networkV2ReadAttributesTags(d, s.Tags)
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// Set the allocation_pools
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var allocationPools []map[string]interface{}
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for _, v := range s.AllocationPools {
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pool := make(map[string]interface{})
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pool["start"] = v.Start
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pool["end"] = v.End
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allocationPools = append(allocationPools, pool)
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}
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d.Set("allocation_pools", allocationPools)
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// Set the subnet's Gateway IP.
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gatewayIP := s.GatewayIP
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d.Set("gateway_ip", s.GatewayIP)
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// Based on the subnet's Gateway IP, set `no_gateway` accordingly.
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if gatewayIP == "" {
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d.Set("no_gateway", true)
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} else {
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d.Set("no_gateway", false)
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}
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d.Set("region", GetRegion(d, config))
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return nil
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}
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func resourceNetworkingSubnetV2Update(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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networkingClient, err := config.networkingV2Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack networking client: %s", err)
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}
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var hasChange bool
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var updateOpts subnets.UpdateOpts
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if d.HasChange("name") {
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hasChange = true
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updateOpts.Name = d.Get("name").(string)
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}
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if d.HasChange("description") {
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hasChange = true
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description := d.Get("description").(string)
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updateOpts.Description = &description
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}
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if d.HasChange("gateway_ip") {
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hasChange = true
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updateOpts.GatewayIP = nil
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if v, ok := d.GetOk("gateway_ip"); ok {
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gatewayIP := v.(string)
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updateOpts.GatewayIP = &gatewayIP
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}
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}
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if d.HasChange("no_gateway") {
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if d.Get("no_gateway").(bool) {
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hasChange = true
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gatewayIP := ""
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updateOpts.GatewayIP = &gatewayIP
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}
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}
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if d.HasChange("dns_nameservers") {
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if err = resourceSubnetDNSNameserversV2CheckIsSet(d); err != nil {
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return err
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}
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hasChange = true
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updateOpts.DNSNameservers = resourceSubnetDNSNameserversV2(d)
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}
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if d.HasChange("host_routes") {
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hasChange = true
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newHostRoutes := resourceSubnetHostRoutesV2(d)
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updateOpts.HostRoutes = &newHostRoutes
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}
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if d.HasChange("enable_dhcp") {
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hasChange = true
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v := d.Get("enable_dhcp").(bool)
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updateOpts.EnableDHCP = &v
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}
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if d.HasChange("allocation_pools") {
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hasChange = true
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updateOpts.AllocationPools = resourceSubnetAllocationPoolsV2(d)
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}
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if hasChange {
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log.Printf("[DEBUG] Updating Subnet %s with options: %+v", d.Id(), updateOpts)
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_, err = subnets.Update(networkingClient, d.Id(), updateOpts).Extract()
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if err != nil {
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return fmt.Errorf("Error updating OpenStack Neutron Subnet: %s", err)
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}
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}
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if d.HasChange("tags") {
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tags := networkV2UpdateAttributesTags(d)
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tagOpts := attributestags.ReplaceAllOpts{Tags: tags}
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tags, err := attributestags.ReplaceAll(networkingClient, "subnets", d.Id(), tagOpts).Extract()
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if err != nil {
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return fmt.Errorf("Error updating Tags on Subnet: %s", err)
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}
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log.Printf("[DEBUG] Updated Tags = %+v on Subnet %+v", tags, d.Id())
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}
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return resourceNetworkingSubnetV2Read(d, meta)
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}
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func resourceNetworkingSubnetV2Delete(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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networkingClient, err := config.networkingV2Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack networking client: %s", err)
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}
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stateConf := &resource.StateChangeConf{
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Pending: []string{"ACTIVE"},
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Target: []string{"DELETED"},
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Refresh: waitForSubnetDelete(networkingClient, d.Id()),
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Timeout: d.Timeout(schema.TimeoutDelete),
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Delay: 5 * time.Second,
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MinTimeout: 3 * time.Second,
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}
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_, err = stateConf.WaitForState()
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if err != nil {
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return fmt.Errorf("Error deleting OpenStack Neutron Subnet: %s", err)
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}
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d.SetId("")
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return nil
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}
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func resourceSubnetAllocationPoolsV2(d *schema.ResourceData) []subnets.AllocationPool {
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rawAPs := d.Get("allocation_pools").([]interface{})
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aps := make([]subnets.AllocationPool, len(rawAPs))
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for i, raw := range rawAPs {
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rawMap := raw.(map[string]interface{})
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aps[i] = subnets.AllocationPool{
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Start: rawMap["start"].(string),
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End: rawMap["end"].(string),
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}
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}
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return aps
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}
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func resourceSubnetDNSNameserversV2(d *schema.ResourceData) []string {
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rawDNSN := d.Get("dns_nameservers").([]interface{})
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dnsn := make([]string, len(rawDNSN))
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for i, raw := range rawDNSN {
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dnsn[i] = raw.(string)
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}
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return dnsn
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}
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func resourceSubnetDNSNameserversV2CheckIsSet(d *schema.ResourceData) error {
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rawDNSN := d.Get("dns_nameservers").([]interface{})
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set := make(map[string]*string)
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for _, raw := range rawDNSN {
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dns := raw.(string)
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if set[dns] != nil {
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return fmt.Errorf("DNS nameservers must appear exactly once: %q", dns)
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} else {
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set[dns] = &dns
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}
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}
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return nil
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}
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func resourceSubnetHostRoutesV2(d *schema.ResourceData) []subnets.HostRoute {
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rawHR := d.Get("host_routes").([]interface{})
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hr := make([]subnets.HostRoute, len(rawHR))
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for i, raw := range rawHR {
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rawMap := raw.(map[string]interface{})
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hr[i] = subnets.HostRoute{
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DestinationCIDR: rawMap["destination_cidr"].(string),
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NextHop: rawMap["next_hop"].(string),
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}
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}
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return hr
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}
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func resourceNetworkingSubnetV2DetermineIPVersion(v int) gophercloud.IPVersion {
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var ipVersion gophercloud.IPVersion
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switch v {
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case 4:
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ipVersion = gophercloud.IPv4
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case 6:
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ipVersion = gophercloud.IPv6
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}
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return ipVersion
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}
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func waitForSubnetActive(networkingClient *gophercloud.ServiceClient, subnetId string) resource.StateRefreshFunc {
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return func() (interface{}, string, error) {
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s, err := subnets.Get(networkingClient, subnetId).Extract()
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if err != nil {
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return nil, "", err
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}
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log.Printf("[DEBUG] OpenStack Neutron Subnet: %+v", s)
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return s, "ACTIVE", nil
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}
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}
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func waitForSubnetDelete(networkingClient *gophercloud.ServiceClient, subnetId string) resource.StateRefreshFunc {
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return func() (interface{}, string, error) {
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log.Printf("[DEBUG] Attempting to delete OpenStack Subnet %s.\n", subnetId)
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s, err := subnets.Get(networkingClient, subnetId).Extract()
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if err != nil {
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if _, ok := err.(gophercloud.ErrDefault404); ok {
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log.Printf("[DEBUG] Successfully deleted OpenStack Subnet %s", subnetId)
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return s, "DELETED", nil
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}
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return s, "ACTIVE", err
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}
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err = subnets.Delete(networkingClient, subnetId).ExtractErr()
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if err != nil {
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if _, ok := err.(gophercloud.ErrDefault404); ok {
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log.Printf("[DEBUG] Successfully deleted OpenStack Subnet %s", subnetId)
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return s, "DELETED", nil
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}
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if errCode, ok := err.(gophercloud.ErrUnexpectedResponseCode); ok {
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if errCode.Actual == 409 {
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return s, "ACTIVE", nil
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}
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}
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return s, "ACTIVE", err
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}
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log.Printf("[DEBUG] OpenStack Subnet %s still active.\n", subnetId)
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return s, "ACTIVE", nil
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}
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}
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