Inserted IF code block to avoid download empty dnscrypt-resolvers.csv file

DNSCrypt.md

@@ -302,17 +302,26 @@ To automate this process you can write a simple shell script:
     # get the latest copy from github
     cd /tmp
     wget -O "dnscrypt-resolvers-$NOW.csv" https://raw.githubusercontent.com/jedisct1/dnscrypt-proxy/master/dnscrypt-resolvers.csv
+     
+     ### If code block to avoid null resolvers file ###
+     if [ -s "dnscrypt-resolvers-$NOW.csv" ]; then
+     # adjust permissions
+     chown root:staff "/tmp/dnscrypt-resolvers-$NOW.csv"
 
-    # adjust permissions
-    chown root:staff "/tmp/dnscrypt-resolvers-$NOW.csv"
+     # move it to the correct location
+     cd /usr/local/share/dnscrypt-proxy/
+     mv -f dnscrypt-resolvers.csv dnscrypt-resolvers.csv.bak
+     mv -f "/tmp/dnscrypt-resolvers-$NOW.csv" ./dnscrypt-resolvers.csv
 
-    # move it to the correct location
-    cd /usr/local/share/dnscrypt-proxy/
-    mv -f dnscrypt-resolvers.csv dnscrypt-resolvers.csv.bak
-    mv -f "/tmp/dnscrypt-resolvers-$NOW.csv" ./dnscrypt-resolvers.csv
+     # restart all dnscrypt-proxies
+     systemctl restart dnscrypt-proxy@okturtles.service
+     echo "Resolvers file updated"
+     else
+     echo "File is null"
+     fi
+     ### End IF code block ###
 
-    # restart all dnscrypt-proxies
-    systemctl restart dnscrypt-proxy@\*
+     exit 0
 
 **Run the script manually or automated adding it to the roots crontab**