1 files changed, 55 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/terraform/terraform/eval_refresh.go b/vendor/github.com/hashicorp/terraform/terraform/eval_refresh.go
new file mode 100644
index 00000000..fa2b8126
--- /dev/null
+++ b/vendor/github.com/hashicorp/terraform/terraform/eval_refresh.go
@@ -0,0 +1,55 @@
+package terraform
+
+import (
+	"fmt"
+	"log"
+)
+
+// EvalRefresh is an EvalNode implementation that does a refresh for
+// a resource.
+type EvalRefresh struct {
+	Provider *ResourceProvider
+	State    **InstanceState
+	Info     *InstanceInfo
+	Output   **InstanceState
+}
+
+// TODO: test
+func (n *EvalRefresh) Eval(ctx EvalContext) (interface{}, error) {
+	provider := *n.Provider
+	state := *n.State
+
+	// If we have no state, we don't do any refreshing
+	if state == nil {
+		log.Printf("[DEBUG] refresh: %s: no state, not refreshing", n.Info.Id)
+		return nil, nil
+	}
+
+	// Call pre-refresh hook
+	err := ctx.Hook(func(h Hook) (HookAction, error) {
+		return h.PreRefresh(n.Info, state)
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	// Refresh!
+	state, err = provider.Refresh(n.Info, state)
+	if err != nil {
+		return nil, fmt.Errorf("%s: %s", n.Info.Id, err.Error())
+	}
+
+	// Call post-refresh hook
+	err = ctx.Hook(func(h Hook) (HookAction, error) {
+		return h.PostRefresh(n.Info, state)
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	if n.Output != nil {
+		*n.Output = state
+	}
+
+	return nil, nil
+}