1 files changed, 14 insertions, 2 deletions
diff --git a/service/env/environment.go b/service/env/environment.go
index 52a5bcf4..fe8f1dd8 100644
--- a/service/env/environment.go
+++ b/service/env/environment.go
@@ -3,9 +3,21 @@ package env
 // Environment aggregates list of environment variables. This interface can be used in custom implementation to drive
 // values from external sources.
 type Environment interface {
-	// GetEnv must return list of env variables.
-	GetEnv() (map[string]string, error)
+	Setter
+	Getter
+
+	// Copy all environment values.
+	Copy(setter Setter) error
+}
 
+// Setter provides ability to set environment value.
+type Setter interface {
 	// SetEnv sets or creates environment value.
 	SetEnv(key, value string)
 }
+
+// Setter provides ability to set environment value.
+type Getter interface {
+	// GetEnv must return list of env variables.
+	GetEnv() (map[string]string, error)
+}