Setting default zonefile sync interval to 0.

refs #158

src/knot/conf/cf-parse.y

@@ -976,10 +976,10 @@ zones:
 	SET_NUM(new_config->notify_timeout, $3.i, 1, INT_MAX, "notify-timeout");
    }
  | zones DBSYNC_TIMEOUT NUM ';' {
-	SET_NUM(new_config->dbsync_timeout, $3.i, 1, INT_MAX, "zonefile-sync");
+	SET_NUM(new_config->dbsync_timeout, $3.i, 0, INT_MAX, "zonefile-sync");
  }
  | zones DBSYNC_TIMEOUT INTERVAL ';' {
-	SET_NUM(new_config->dbsync_timeout, $3.i, 1, INT_MAX, "zonefile-sync");
+	SET_NUM(new_config->dbsync_timeout, $3.i, 0, INT_MAX, "zonefile-sync");
  }
  | zones DNSSEC_ENABLE BOOL ';' { new_config->dnssec_enable = $3.i; }
  | zones DNSSEC_KEYDIR TEXT ';' { new_config->dnssec_keydir = $3.t; }

src/knot/conf/conf.h

@@ -48,7 +48,7 @@
 #define CONFIG_DEFAULT_PORT 53
 #define CONFIG_NOTIFY_RETRIES 5  /*!< 5 retries (suggested in RFC1996) */
 #define CONFIG_NOTIFY_TIMEOUT 60 /*!< 60s (suggested in RFC1996) */
-#define CONFIG_DBSYNC_TIMEOUT (60*60) /*!< 1 hour. */
+#define CONFIG_DBSYNC_TIMEOUT 0 /*!< Sync immediately. */
 #define CONFIG_REPLY_WD 10 /*!< SOA/NOTIFY query timeout [s]. */
 #define CONFIG_HANDSHAKE_WD 10 /*!< [secs] for connection to make a request.*/
 #define CONFIG_IDLE_WD  60 /*!< [secs] of allowed inactivity between requests */

src/knot/server/zones.h

@@ -43,7 +43,6 @@
 
 /* Constants. */
 #define ZONES_JITTER_PCT    10 /*!< +-N% jitter to timers. */
-#define IXFR_DBSYNC_TIMEOUT (60*1000) /*!< Database sync timeout = 60s. */
 #define AXFR_BOOTSTRAP_RETRY (30*1000) /*!< Interval between AXFR BS retries. */
 #define AXFR_RETRY_MAXTIME (10*60*1000) /*!< Maximum interval 10mins */