From b5f58de17e55d78e937479aa7d457e1d8ff6e9a0 Mon Sep 17 00:00:00 2001
From: Xiaoming Wang <liumengxiao@protonmail.com>
Date: Tue, 28 Apr 2020 16:52:41 +0800
Subject: [PATCH] fix issue #5

https://github.com/yulewang/cloudflare-api-v4-ddns/issues/5

cf-v4-ddns.sh: line 140: [: !=: unary operator expected
Something went wrong :(
---
 cf-v4-ddns.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cf-v4-ddns.sh b/cf-v4-ddns.sh
index 0b0ed8b..b4bf85d 100644
--- a/cf-v4-ddns.sh
+++ b/cf-v4-ddns.sh
@@ -137,7 +137,7 @@ RESPONSE=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$CFZONE_ID
   -H "Content-Type: application/json" \
   --data "{\"id\":\"$CFZONE_ID\",\"type\":\"$CFRECORD_TYPE\",\"name\":\"$CFRECORD_NAME\",\"content\":\"$WAN_IP\", \"ttl\":$CFTTL}")
 
-if [ "$RESPONSE" != "${RESPONSE%success*}" ] && [ $(echo $RESPONSE | grep "\"success\":true") != "" ]; then
+if [ "$RESPONSE" != "${RESPONSE%success*}" ] && [ "$(echo $RESPONSE | grep "\"success\": true")" != "" ]; then
   echo "Updated succesfuly!"
   echo $WAN_IP > $WAN_IP_FILE
   exit