tests: zone-in-journal added integration test

tests-extra/tests/axfr/zone-in-journal/test.py

+#!/usr/bin/env python3
+
+'''Test of zone-in-journal: AXFR & IXFR to zonefile-less slave'''
+
+from dnstest.test import Test
+
+t = Test()
+
+master = t.server("knot")
+slave = t.server("knot")
+
+zone = t.zone("example.com.")
+
+t.link(zone, master, slave)
+slave.zonefile_sync = "-1"
+
+t.start()
+
+master.zone_wait(zone)
+slave.zone_wait(zone)
+
+# Check if bootstrapped and unflushed zone is accessible without master available.
+
+master.stop()
+slave.stop()
+t.sleep(2)
+slave.start()
+slave.zone_wait(zone)
+
+resp = slave.dig("mail.example.com.", "A")
+resp.check(rcode="NOERROR", rdata="192.0.2.3")
+
+resp = slave.dig("node.example.com.", "A")
+resp.check(rcode="NXDOMAIN", nordata="1.2.3.4")
+
+# Update the master zone and wait for updated slave.
+
+master.start()
+serial = master.zone_wait(zone)
+
+up = master.update(zone)
+up.add("node.example.com.", 3600, "A", "1.2.3.5")
+up.send("NOERROR")
+
+slave.zone_wait(zone, serial)
+
+# Check if the zone with updates is accessible if not flushed and master not available.
+
+master.stop()
+slave.stop()
+t.sleep(2)
+slave.start()
+slave.zone_wait(zone)
+
+resp = slave.dig("mail.example.com.", "A")
+resp.check(rcode="NOERROR", rdata="192.0.2.3")
+
+resp = slave.dig("node.example.com.", "A")
+resp.check(rcode="NOERROR", rdata="1.2.3.5")
+
+t.end()