Assign SUPERUSER to human users by default.

pkg/cluster/pg.go

@@ -50,6 +50,7 @@ func (c *Cluster) createPgUser(user spec.PgUser) (isHuman bool, err error) {
 
 	if user.Password == "" {
 		isHuman = true
+		flags = append(flags, "SUPERUSER")
 		flags = append(flags, fmt.Sprintf("IN ROLE \"%s\"", constants.PamRoleName))
 	} else {
 		isHuman = false

pkg/cluster/resources.go

@@ -270,6 +270,7 @@ func (c *Cluster) deleteSecret(secret *v1.Secret) error {
 }
 
 func (c *Cluster) createUsers() error {
+	// TODO: figure out what to do with duplicate names (humans and robots) among pgUsers
 	for username, user := range c.pgUsers {
 		if username == constants.SuperuserName || username == constants.ReplicationUsername {
 			continue
@@ -283,7 +284,7 @@ func (c *Cluster) createUsers() error {
 			userType = "robot"
 		}
 		if err != nil {
-			return fmt.Errorf("Can't create %s user '%s': %s", userType, username, err)
+			c.logger.Warnf("Can't create %s user '%s': %s", userType, username, err)
 		}
 	}