provider/openstack: gophercloud migration: Removing APIKey Attribute

gophercloud/gophercloud no longer supports the APIKey authentication
attribute. Removal of this attribute may impact users who were using
the Terraform OpenStack provider in with vendor-modified clouds.

builtin/providers/openstack/config.go

@@ -7,8 +7,8 @@ import (
 	"io/ioutil"
 	"net/http"
 
-	"github.com/rackspace/gophercloud"
-	"github.com/rackspace/gophercloud/openstack"
+	"github.com/gophercloud/gophercloud"
+	"github.com/gophercloud/gophercloud/openstack"
 )
 
 type Config struct {
@@ -45,7 +45,6 @@ func (c *Config) loadAndValidate() error {
 		UserID:           c.UserID,
 		Password:         c.Password,
 		TokenID:          c.Token,
-		APIKey:           c.APIKey,
 		IdentityEndpoint: c.IdentityEndpoint,
 		TenantID:         c.TenantID,
 		TenantName:       c.TenantName,

website/source/docs/providers/openstack/index.html.markdown

@@ -53,12 +53,6 @@ The following arguments are supported:
     already created by a username/password out of band of Terraform.
     If omitted, the `OS_AUTH_TOKEN` environment variable is used.
 
-* `api_key` - (Optional; Required if not using `password`) An API Key
-    is issued by a cloud provider as alternative password. Unless
-    your cloud provider has documentation referencing an API Key,
-    you can safely ignore this argument. If omitted, the `OS_API_KEY`
-    environment variable is used.
-
 * `domain_id` - (Optional) If omitted, the `OS_DOMAIN_ID` environment
     variable is used.