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-rw-r--r--tests/libknot/test_probe.c96
1 files changed, 96 insertions, 0 deletions
diff --git a/tests/libknot/test_probe.c b/tests/libknot/test_probe.c
new file mode 100644
index 0000000..37437f4
--- /dev/null
+++ b/tests/libknot/test_probe.c
@@ -0,0 +1,96 @@
+/* Copyright (C) 2021 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <tap/basic.h>
+#include <tap/files.h>
+
+#include <arpa/inet.h>
+#include <netinet/in.h>
+
+#include "contrib/sockaddr.h"
+#include "libknot/packet/pkt.c"
+#include "libknot/probe/probe.h"
+
+int main(int argc, char *argv[])
+{
+ plan_lazy();
+
+ knot_probe_t *probe_out = knot_probe_alloc();
+ ok(probe_out != NULL, "probe: initialize output probe");
+ knot_probe_t *probe_in = knot_probe_alloc();
+ ok(probe_in != NULL, "probe: initialize input probe");
+
+ int fd = knot_probe_fd(probe_out);
+ ok(fd < 0, "probe: unavailable fd");
+
+ char *workdir = test_mkdtemp();
+ ok(workdir != NULL, "probe: create temporary workdir");
+
+ int ret = knot_probe_set_producer(probe_out, workdir, 1);
+ ok(ret == KNOT_ECONN, "probe: connect producer");
+
+ ret = knot_probe_set_consumer(probe_in, workdir, 1);
+ ok(ret == KNOT_EOK, "probe: connect consumer");
+ fd = knot_probe_fd(probe_in);
+ ok(fd >= 0, "probe: get input probe fd");
+
+ ret = knot_probe_set_producer(probe_out, workdir, 1);
+ ok(ret == KNOT_EOK, "probe: reconnect producer");
+ fd = knot_probe_fd(probe_out);
+ ok(fd >= 0, "probe: get output probe fd");
+
+ struct sockaddr_storage addr;
+ ret = sockaddr_set(&addr, AF_INET, "192.168.0.1", 53);
+ ok(ret == KNOT_EOK, "probe: set address");
+
+ knot_pkt_t *query = knot_pkt_new(NULL, KNOT_WIRE_MAX_PKTSIZE, NULL);
+ ok(query != NULL, "probe: create query");
+ knot_pkt_t *reply = knot_pkt_new(NULL, KNOT_WIRE_MAX_PKTSIZE, NULL);
+ ok(reply != NULL, "probe: create reply");
+
+ ret = knot_pkt_put_question(query, (const uint8_t *)"\x04test\x00",
+ KNOT_CLASS_IN, KNOT_RRTYPE_SOA);
+ ok(ret == KNOT_EOK, "probe: put query");
+
+ knot_probe_data_t data_out;
+ ret = knot_probe_data_set(&data_out, KNOT_PROBE_PROTO_UDP,
+ &addr, &addr, query, reply, KNOT_RCODE_NXDOMAIN);
+ ok(ret == KNOT_EOK, "probe: connect producer");
+
+ knot_pkt_free(query);
+ knot_pkt_free(reply);
+
+ ret = knot_probe_produce(probe_out, &data_out, 1);
+ ok(ret == KNOT_EOK, "probe: produce datagram");
+
+ knot_probe_data_t data_in;
+ ret = knot_probe_consume(probe_in, &data_in, 1, 20);
+ ok(ret == 1, "probe: consume datagram");
+
+ ret = memcmp(&data_in, &data_out, offsetof(knot_probe_data_t, query.qname));
+ ok(ret == 0, "probe: data comparison");
+
+ ret = knot_dname_cmp(data_in.query.qname, data_out.query.qname);
+ ok(ret == 0, "probe: qname comparison");
+
+ knot_probe_free(probe_in);
+ knot_probe_free(probe_out);
+
+ test_rm_rf(workdir);
+ free(workdir);
+
+ return 0;
+}