command/push: read name from the config

command/push.go

@@ -84,8 +84,19 @@ func (c *PushCommand) Run(args []string) int {
 		return 1
 	}
 
+	// Get the configuration
+	config := ctx.Module().Config()
+	if config.Atlas == nil || config.Atlas.Name == "" {
+		c.Ui.Error(
+			"The name of this Terraform configuration in Atlas must be\n" +
+				"specified within your configuration or the command-line. To\n" +
+				"set it on the command-line, use the `-name` parameter.")
+		return 1
+	}
+	name := config.Atlas.Name
+
 	// Get the variables we might already have
-	vars, err := c.client.Get("")
+	vars, err := c.client.Get(name)
 	if err != nil {
 		c.Ui.Error(fmt.Sprintf(
 			"Error looking up prior pushed configuration: %s", err))
@@ -127,6 +138,7 @@ func (c *PushCommand) Run(args []string) int {
 
 	// Upsert!
 	opts := &pushUpsertOptions{
+		Name:      name,
 		Archive:   archiveR,
 		Variables: ctx.Variables(),
 	}
@@ -171,6 +183,7 @@ type pushClient interface {
 }
 
 type pushUpsertOptions struct {
+	Name      string
 	Archive   *archive.Archive
 	Variables map[string]string
 }

command/push_test.go

@@ -64,6 +64,10 @@ func TestPush_good(t *testing.T) {
 	if !reflect.DeepEqual(client.UpsertOptions.Variables, variables) {
 		t.Fatalf("bad: %#v", client.UpsertOptions)
 	}
+
+	if client.UpsertOptions.Name != "foo" {
+		t.Fatalf("bad: %#v", client.UpsertOptions)
+	}
 }
 
 func TestPush_input(t *testing.T) {

command/test-fixtures/push-input-partial/main.tf

@@ -2,3 +2,7 @@ variable "foo" {}
 variable "bar" {}
 
 resource "test_instance" "foo" {}
+
+atlas {
+    name = "foo"
+}

command/test-fixtures/push-input/main.tf

@@ -1,3 +1,7 @@
 variable "foo" {}
 
 resource "test_instance" "foo" {}
+
+atlas {
+    name = "foo"
+}

command/test-fixtures/push/main.tf

@@ -1 +1,5 @@
 resource "aws_instance" "foo" {}
+
+atlas {
+    name = "foo"
+}

terraform/context.go

@@ -376,6 +376,11 @@ func (c *Context) Validate() ([]string, []error) {
 	return walker.ValidationWarnings, rerrs.Errors
 }
 
+// Module returns the module tree associated with this context.
+func (c *Context) Module() *module.Tree {
+	return c.module
+}
+
 // Variables will return the mapping of variables that were defined
 // for this Context. If Input was called, this mapping may be different
 // than what was given.