From 630a447449a2b36f9fb7c9ca7d4b44fdb8d48184 Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Fri, 9 May 2014 16:11:11 +0200
Subject: [PATCH] redis-trib: allow support for mandatory options.

---
 src/redis-trib.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/redis-trib.rb b/src/redis-trib.rb
index 743c87442..8d16700bd 100755
--- a/src/redis-trib.rb
+++ b/src/redis-trib.rb
@@ -1019,6 +1019,14 @@ class RedisTrib
                 break
             end
         end
+
+        # Enforce mandatory options
+        ALLOWED_OPTIONS[cmd].each {|option,val|
+            if !options[option] && val == :required
+                puts "Option '--#{option}' is required for subcommand '#{cmd}'"
+                exit 1
+            end
+        }
         return options,idx
     end
 end