github.com/ndarilek/terraform@v0.3.8-0.20150320140257-d3135c1b2bac/builtin/providers/cloudstack/resource_cloudstack_vpc.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 resourceCloudStackVPC() *schema.Resource {
    13  	return &schema.Resource{
    14  		Create: resourceCloudStackVPCCreate,
    15  		Read:   resourceCloudStackVPCRead,
    16  		Update: resourceCloudStackVPCUpdate,
    17  		Delete: resourceCloudStackVPCDelete,
    18  
    19  		Schema: map[string]*schema.Schema{
    20  			"name": &schema.Schema{
    21  				Type:     schema.TypeString,
    22  				Required: true,
    23  			},
    24  
    25  			"display_text": &schema.Schema{
    26  				Type:     schema.TypeString,
    27  				Optional: true,
    28  				Computed: true,
    29  			},
    30  
    31  			"cidr": &schema.Schema{
    32  				Type:     schema.TypeString,
    33  				Required: true,
    34  				ForceNew: true,
    35  			},
    36  
    37  			"vpc_offering": &schema.Schema{
    38  				Type:     schema.TypeString,
    39  				Required: true,
    40  				ForceNew: true,
    41  			},
    42  
    43  			"zone": &schema.Schema{
    44  				Type:     schema.TypeString,
    45  				Required: true,
    46  				ForceNew: true,
    47  			},
    48  		},
    49  	}
    50  }
    51  
    52  func resourceCloudStackVPCCreate(d *schema.ResourceData, meta interface{}) error {
    53  	cs := meta.(*cloudstack.CloudStackClient)
    54  
    55  	name := d.Get("name").(string)
    56  
    57  	// Retrieve the vpc_offering UUID
    58  	vpcofferingid, e := retrieveUUID(cs, "vpc_offering", d.Get("vpc_offering").(string))
    59  	if e != nil {
    60  		return e.Error()
    61  	}
    62  
    63  	// Retrieve the zone UUID
    64  	zoneid, e := retrieveUUID(cs, "zone", d.Get("zone").(string))
    65  	if e != nil {
    66  		return e.Error()
    67  	}
    68  
    69  	// Set the display text
    70  	displaytext, ok := d.GetOk("display_text")
    71  	if !ok {
    72  		displaytext = name
    73  	}
    74  
    75  	// Create a new parameter struct
    76  	p := cs.VPC.NewCreateVPCParams(d.Get("cidr").(string), displaytext.(string), name, vpcofferingid, zoneid)
    77  
    78  	// Create the new VPC
    79  	r, err := cs.VPC.CreateVPC(p)
    80  	if err != nil {
    81  		return fmt.Errorf("Error creating VPC %s: %s", name, err)
    82  	}
    83  
    84  	d.SetId(r.Id)
    85  
    86  	return resourceCloudStackVPCRead(d, meta)
    87  }
    88  
    89  func resourceCloudStackVPCRead(d *schema.ResourceData, meta interface{}) error {
    90  	cs := meta.(*cloudstack.CloudStackClient)
    91  
    92  	// Get the VPC details
    93  	v, count, err := cs.VPC.GetVPCByID(d.Id())
    94  	if err != nil {
    95  		if count == 0 {
    96  			log.Printf(
    97  				"[DEBUG] VPC %s does no longer exist", d.Get("name").(string))
    98  			d.SetId("")
    99  			return nil
   100  		}
   101  
   102  		return err
   103  	}
   104  
   105  	d.Set("name", v.Name)
   106  	d.Set("display_text", v.Displaytext)
   107  	d.Set("cidr", v.Cidr)
   108  	d.Set("zone", v.Zonename)
   109  
   110  	// Get the VPC offering details
   111  	o, _, err := cs.VPC.GetVPCOfferingByID(v.Vpcofferingid)
   112  	if err != nil {
   113  		return err
   114  	}
   115  
   116  	d.Set("vpc_offering", o.Name)
   117  
   118  	return nil
   119  }
   120  
   121  func resourceCloudStackVPCUpdate(d *schema.ResourceData, meta interface{}) error {
   122  	cs := meta.(*cloudstack.CloudStackClient)
   123  
   124  	// Check if the name or display text is changed
   125  	if d.HasChange("name") || d.HasChange("display_text") {
   126  		// Create a new parameter struct
   127  		p := cs.VPC.NewUpdateVPCParams(d.Id())
   128  
   129  		// Set the display text
   130  		displaytext, ok := d.GetOk("display_text")
   131  		if !ok {
   132  			displaytext = d.Get("name")
   133  		}
   134  		// Set the (new) display text
   135  		p.SetDisplaytext(displaytext.(string))
   136  
   137  		// Update the VPC
   138  		_, err := cs.VPC.UpdateVPC(p)
   139  		if err != nil {
   140  			return fmt.Errorf(
   141  				"Error updating VPC %s: %s", d.Get("name").(string), err)
   142  		}
   143  	}
   144  
   145  	return resourceCloudStackVPCRead(d, meta)
   146  }
   147  
   148  func resourceCloudStackVPCDelete(d *schema.ResourceData, meta interface{}) error {
   149  	cs := meta.(*cloudstack.CloudStackClient)
   150  
   151  	// Create a new parameter struct
   152  	p := cs.VPC.NewDeleteVPCParams(d.Id())
   153  
   154  	// Delete the VPC
   155  	_, err := cs.VPC.DeleteVPC(p)
   156  	if err != nil {
   157  		// This is a very poor way to be told the UUID does no longer exist :(
   158  		if strings.Contains(err.Error(), fmt.Sprintf(
   159  			"Invalid parameter id value=%s due to incorrect long value format, "+
   160  				"or entity does not exist", d.Id())) {
   161  			return nil
   162  		}
   163  
   164  		return fmt.Errorf("Error deleting VPC %s: %s", d.Get("name").(string), err)
   165  	}
   166  
   167  	return nil
   168  }