github.com/minamijoyo/terraform@v0.7.8-0.20161029001309-18b3736ba44b/builtin/providers/cloudstack/resource_cloudstack_static_nat.go (about)

     1  package cloudstack
     2  
     3  import (
     4  	"fmt"
     5  	"log"
     6  	"strings"
     7  
     8  	"github.com/hashicorp/terraform/helper/schema"
     9  	"github.com/xanzy/go-cloudstack/cloudstack"
    10  )
    11  
    12  func resourceCloudStackStaticNAT() *schema.Resource {
    13  	return &schema.Resource{
    14  		Create: resourceCloudStackStaticNATCreate,
    15  		Exists: resourceCloudStackStaticNATExists,
    16  		Read:   resourceCloudStackStaticNATRead,
    17  		Delete: resourceCloudStackStaticNATDelete,
    18  
    19  		Schema: map[string]*schema.Schema{
    20  			"ip_address_id": &schema.Schema{
    21  				Type:     schema.TypeString,
    22  				Required: true,
    23  				ForceNew: true,
    24  			},
    25  
    26  			"network_id": &schema.Schema{
    27  				Type:     schema.TypeString,
    28  				Optional: true,
    29  				Computed: true,
    30  				ForceNew: true,
    31  			},
    32  
    33  			"virtual_machine_id": &schema.Schema{
    34  				Type:     schema.TypeString,
    35  				Required: true,
    36  				ForceNew: true,
    37  			},
    38  
    39  			"vm_guest_ip": &schema.Schema{
    40  				Type:     schema.TypeString,
    41  				Optional: true,
    42  				Computed: true,
    43  				ForceNew: true,
    44  			},
    45  
    46  			"project": &schema.Schema{
    47  				Type:     schema.TypeString,
    48  				Optional: true,
    49  				Computed: true,
    50  				ForceNew: true,
    51  			},
    52  		},
    53  	}
    54  }
    55  
    56  func resourceCloudStackStaticNATCreate(d *schema.ResourceData, meta interface{}) error {
    57  	cs := meta.(*cloudstack.CloudStackClient)
    58  
    59  	ipaddressid := d.Get("ip_address_id").(string)
    60  	virtualmachineid := d.Get("virtual_machine_id").(string)
    61  
    62  	// Create a new parameter struct
    63  	p := cs.NAT.NewEnableStaticNatParams(ipaddressid, virtualmachineid)
    64  
    65  	if networkid, ok := d.GetOk("network_id"); ok {
    66  		p.SetNetworkid(networkid.(string))
    67  	}
    68  
    69  	if vmGuestIP, ok := d.GetOk("vm_guest_ip"); ok {
    70  		p.SetVmguestip(vmGuestIP.(string))
    71  	}
    72  
    73  	_, err := cs.NAT.EnableStaticNat(p)
    74  	if err != nil {
    75  		return fmt.Errorf("Error enabling static NAT: %s", err)
    76  	}
    77  
    78  	d.SetId(ipaddressid)
    79  
    80  	return resourceCloudStackStaticNATRead(d, meta)
    81  }
    82  
    83  func resourceCloudStackStaticNATExists(d *schema.ResourceData, meta interface{}) (bool, error) {
    84  	cs := meta.(*cloudstack.CloudStackClient)
    85  
    86  	// Get the IP address details
    87  	ip, count, err := cs.Address.GetPublicIpAddressByID(
    88  		d.Id(),
    89  		cloudstack.WithProject(d.Get("project").(string)),
    90  	)
    91  	if err != nil {
    92  		if count == 0 {
    93  			log.Printf("[DEBUG] IP address with ID %s no longer exists", d.Id())
    94  			return false, nil
    95  		}
    96  
    97  		return false, err
    98  	}
    99  
   100  	return ip.Isstaticnat, nil
   101  }
   102  
   103  func resourceCloudStackStaticNATRead(d *schema.ResourceData, meta interface{}) error {
   104  	cs := meta.(*cloudstack.CloudStackClient)
   105  
   106  	// Get the IP address details
   107  	ip, count, err := cs.Address.GetPublicIpAddressByID(
   108  		d.Id(),
   109  		cloudstack.WithProject(d.Get("project").(string)),
   110  	)
   111  	if err != nil {
   112  		if count == 0 {
   113  			log.Printf("[DEBUG] IP address with ID %s no longer exists", d.Id())
   114  			d.SetId("")
   115  			return nil
   116  		}
   117  
   118  		return err
   119  	}
   120  
   121  	if !ip.Isstaticnat {
   122  		log.Printf("[DEBUG] Static NAT is no longer enabled for IP address with ID %s", d.Id())
   123  		d.SetId("")
   124  		return nil
   125  	}
   126  
   127  	d.Set("network_id", ip.Associatednetworkid)
   128  	d.Set("virtual_machine_id", ip.Virtualmachineid)
   129  	d.Set("vm_guest_ip", ip.Vmipaddress)
   130  
   131  	setValueOrID(d, "project", ip.Project, ip.Projectid)
   132  
   133  	return nil
   134  }
   135  
   136  func resourceCloudStackStaticNATDelete(d *schema.ResourceData, meta interface{}) error {
   137  	cs := meta.(*cloudstack.CloudStackClient)
   138  
   139  	// Create a new parameter struct
   140  	p := cs.NAT.NewDisableStaticNatParams(d.Id())
   141  
   142  	// Disable static NAT
   143  	_, err := cs.NAT.DisableStaticNat(p)
   144  	if err != nil {
   145  		// This is a very poor way to be told the ID does no longer exist :(
   146  		if strings.Contains(err.Error(), fmt.Sprintf(
   147  			"Invalid parameter id value=%s due to incorrect long value format, "+
   148  				"or entity does not exist", d.Id())) {
   149  			return nil
   150  		}
   151  
   152  		return fmt.Errorf("Error disabling static NAT: %s", err)
   153  	}
   154  
   155  	return nil
   156  }