From 681de88df4814a4a6e794a07530a3865ef515d2c Mon Sep 17 00:00:00 2001
From: Matt Stancliff <matt@genges.com>
Date: Mon, 4 Aug 2014 12:28:45 -0400
Subject: [PATCH] Sentinel: Reject config from STDIN

Sentinel needs to die with a more accurate error message
when attempted to open a config from STDIN.

See: https://groups.google.com/forum/#!topic/redis-db/sYx7VNMWaNM
---
 src/redis.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/redis.c b/src/redis.c
index c1b269596..eb8bfbc65 100644
--- a/src/redis.c
+++ b/src/redis.c
@@ -3576,6 +3576,13 @@ int main(int argc, char **argv) {
             }
             j++;
         }
+        if (server.sentinel_mode && configfile && *configfile == '-') {
+            redisLog(REDIS_WARNING,
+                "Sentinel config from STDIN not allowed.");
+            redisLog(REDIS_WARNING,
+                "Sentinel needs config file on disk to save state.  Exiting...");
+            exit(1);
+        }
         if (configfile) server.configfile = getAbsolutePath(configfile);
         resetServerSaveParams();
         loadServerConfig(configfile,options);