github.com/turtlemonvh/terraform@v0.6.9-0.20151204001754-8e40b6b855e8/builtin/providers/terraform/resource_state.go (about)

     1  package terraform
     2  
     3  import (
     4  	"log"
     5  	"time"
     6  
     7  	"github.com/hashicorp/terraform/helper/schema"
     8  	"github.com/hashicorp/terraform/state/remote"
     9  )
    10  
    11  func resourceRemoteState() *schema.Resource {
    12  	return &schema.Resource{
    13  		Create: resourceRemoteStateCreate,
    14  		Read:   resourceRemoteStateRead,
    15  		Delete: resourceRemoteStateDelete,
    16  
    17  		Schema: map[string]*schema.Schema{
    18  			"backend": &schema.Schema{
    19  				Type:     schema.TypeString,
    20  				Required: true,
    21  				ForceNew: true,
    22  			},
    23  
    24  			"config": &schema.Schema{
    25  				Type:     schema.TypeMap,
    26  				Optional: true,
    27  				ForceNew: true,
    28  			},
    29  
    30  			"output": &schema.Schema{
    31  				Type:     schema.TypeMap,
    32  				Computed: true,
    33  			},
    34  		},
    35  	}
    36  }
    37  
    38  func resourceRemoteStateCreate(d *schema.ResourceData, meta interface{}) error {
    39  	return resourceRemoteStateRead(d, meta)
    40  }
    41  
    42  func resourceRemoteStateRead(d *schema.ResourceData, meta interface{}) error {
    43  	backend := d.Get("backend").(string)
    44  	config := make(map[string]string)
    45  	for k, v := range d.Get("config").(map[string]interface{}) {
    46  		config[k] = v.(string)
    47  	}
    48  
    49  	// Create the client to access our remote state
    50  	log.Printf("[DEBUG] Initializing remote state client: %s", backend)
    51  	client, err := remote.NewClient(backend, config)
    52  	if err != nil {
    53  		return err
    54  	}
    55  
    56  	// Create the remote state itself and refresh it in order to load the state
    57  	log.Printf("[DEBUG] Loading remote state...")
    58  	state := &remote.State{Client: client}
    59  	if err := state.RefreshState(); err != nil {
    60  		return err
    61  	}
    62  
    63  	var outputs map[string]string
    64  	if !state.State().Empty() {
    65  		outputs = state.State().RootModule().Outputs
    66  	}
    67  
    68  	d.SetId(time.Now().UTC().String())
    69  	d.Set("output", outputs)
    70  	return nil
    71  }
    72  
    73  func resourceRemoteStateDelete(d *schema.ResourceData, meta interface{}) error {
    74  	d.SetId("")
    75  	return nil
    76  }