github.com/blacked/terraform@v0.6.2-0.20150806163846-669c4ad71586/builtin/providers/google/provider.go (about)

     1  package google
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"os"
     7  
     8  	"github.com/hashicorp/terraform/helper/schema"
     9  	"github.com/hashicorp/terraform/terraform"
    10  )
    11  
    12  // Provider returns a terraform.ResourceProvider.
    13  func Provider() terraform.ResourceProvider {
    14  	return &schema.Provider{
    15  		Schema: map[string]*schema.Schema{
    16  			"account_file": &schema.Schema{
    17  				Type:         schema.TypeString,
    18  				Required:     true,
    19  				DefaultFunc:  schema.EnvDefaultFunc("GOOGLE_ACCOUNT_FILE", nil),
    20  				ValidateFunc: validateAccountFile,
    21  			},
    22  
    23  			"project": &schema.Schema{
    24  				Type:        schema.TypeString,
    25  				Required:    true,
    26  				DefaultFunc: schema.EnvDefaultFunc("GOOGLE_PROJECT", nil),
    27  			},
    28  
    29  			"region": &schema.Schema{
    30  				Type:        schema.TypeString,
    31  				Required:    true,
    32  				DefaultFunc: schema.EnvDefaultFunc("GOOGLE_REGION", nil),
    33  			},
    34  		},
    35  
    36  		ResourcesMap: map[string]*schema.Resource{
    37  			"google_compute_autoscaler": resourceComputeAutoscaler(),
    38  			"google_compute_address": resourceComputeAddress(),
    39  			"google_compute_disk": resourceComputeDisk(),
    40  			"google_compute_firewall": resourceComputeFirewall(),
    41  			"google_compute_forwarding_rule": resourceComputeForwardingRule(),
    42  			"google_compute_http_health_check": resourceComputeHttpHealthCheck(),
    43  			"google_compute_instance": resourceComputeInstance(),
    44  			"google_compute_instance_template": resourceComputeInstanceTemplate(),
    45  			"google_compute_network": resourceComputeNetwork(),
    46  			"google_compute_route": resourceComputeRoute(),
    47  			"google_compute_target_pool": resourceComputeTargetPool(),
    48  			"google_container_cluster": resourceContainerCluster(),
    49  			"google_dns_managed_zone": resourceDnsManagedZone(),
    50  			"google_dns_record_set": resourceDnsRecordSet(),
    51  			"google_compute_instance_group_manager": resourceComputeInstanceGroupManager(),
    52  			"google_storage_bucket": resourceStorageBucket(),
    53  		},
    54  
    55  		ConfigureFunc: providerConfigure,
    56  	}
    57  }
    58  
    59  func providerConfigure(d *schema.ResourceData) (interface{}, error) {
    60  	config := Config{
    61  		AccountFile: d.Get("account_file").(string),
    62  		Project:     d.Get("project").(string),
    63  		Region:      d.Get("region").(string),
    64  	}
    65  
    66  	if err := config.loadAndValidate(); err != nil {
    67  		return nil, err
    68  	}
    69  
    70  	return &config, nil
    71  }
    72  
    73  func validateAccountFile(v interface{}, k string) (warnings []string, errors []error) {
    74  	value := v.(string)
    75  
    76  	if value == "" {
    77  		return
    78  	}
    79  
    80  	var account accountFile
    81  	if err := json.Unmarshal([]byte(value), &account); err != nil {
    82  		warnings = append(warnings, `
    83  account_file is not valid JSON, so we are assuming it is a file path. This
    84  support will be removed in the future. Please update your configuration to use
    85  ${file("filename.json")} instead.`)
    86  	} else {
    87  		return
    88  	}
    89  
    90  	if _, err := os.Stat(value); err != nil {
    91  		errors = append(errors,
    92  			fmt.Errorf(
    93  				"account_file path could not be read from '%s': %s",
    94  				value,
    95  				err))
    96  	}
    97  
    98  	return
    99  }