Add memcache config entries

godns.conf

@@ -24,6 +24,9 @@ port = 6379
 db = 0
 password =""
 
+[memcache]
+servers = ["127.0.0.1:11211"]
+
 [log]
 stdout = true
 file = "./godns.log"
@@ -32,7 +35,7 @@ level = "INFO"  #DEBUG | INFO |NOTICE | WARN | ERROR
 
 
 [cache]
-# backend option [memory|redis]	
+# backend option [memory|memcache|redis]	
 # redis backend not implemented yet
 backend = "memory"  
 expire = 600  # 10 minutes

settings.go

@@ -27,6 +27,7 @@ type Settings struct {
 	Server       DNSServerSettings `toml:"server"`
 	ResolvConfig ResolvSettings    `toml:"resolv"`
 	Redis        RedisSettings     `toml:"redis"`
+	Memcache     MemcacheSettings  `toml:"memcache"`
 	Log          LogSettings       `toml:"log"`
 	Cache        CacheSettings     `toml:"cache"`
 	Hosts        HostsSettings     `toml:"hosts"`
@@ -50,6 +51,10 @@ type RedisSettings struct {
 	Password string
 }
 
+type MemcacheSettings struct {
+	Servers []string
+}
+
 func (s RedisSettings) Addr() string {
 	return s.Host + ":" + strconv.Itoa(s.Port)
 }