Resolve review comments

Author: MaciejKaras

controllers/operator/authentication/ldap.go

@@ -9,7 +9,7 @@ import (
 	"github.com/mongodb/mongodb-kubernetes/pkg/util/stringutil"
 )
 
-var LDAPPlainMechanism = &ldapAuthMechanism{}
+var LDAPPlainMechanism Mechanism = &ldapAuthMechanism{}
 
 type ldapAuthMechanism struct{}
 

controllers/operator/authentication/scramsha.go

@@ -9,9 +9,9 @@ import (
 )
 
 var (
-	MongoDBCRMechanism   = AutomationConfigScramSha{MechanismName: MongoDBCR}
-	ScramSha1Mechanism   = AutomationConfigScramSha{MechanismName: ScramSha1}
-	ScramSha256Mechanism = AutomationConfigScramSha{MechanismName: ScramSha256}
+	MongoDBCRMechanism   Mechanism = AutomationConfigScramSha{MechanismName: MongoDBCR}
+	ScramSha1Mechanism   Mechanism = AutomationConfigScramSha{MechanismName: ScramSha1}
+	ScramSha256Mechanism Mechanism = AutomationConfigScramSha{MechanismName: ScramSha256}
 )
 
 // AutomationConfigScramSha applies all the changes required to configure SCRAM-SHA authentication

controllers/operator/authentication/scramsha_test.go

@@ -13,7 +13,7 @@ import (
 
 func TestAgentsAuthentication(t *testing.T) {
 	type TestConfig struct {
-		mechanism AutomationConfigScramSha
+		mechanism Mechanism
 	}
 	tests := map[string]TestConfig{
 		"SCRAM-SHA-1": {

controllers/operator/authentication/x509.go

@@ -10,7 +10,7 @@ import (
 	"github.com/mongodb/mongodb-kubernetes/pkg/util/stringutil"
 )
 
-var MongoDBX509Mechanism = ConnectionX509{}
+var MongoDBX509Mechanism Mechanism = ConnectionX509{}
 
 type ConnectionX509 struct{}