mirror of
https://github.com/systemd/systemd.git
synced 2024-10-27 10:25:37 +03:00
resolved: tests for parsing DNS packet headers
This commit is contained in:
parent
9545512f3e
commit
b8112c9d68
@ -165,6 +165,9 @@ executables += [
|
||||
resolve_test_template + {
|
||||
'sources' : files('test-dns-packet.c'),
|
||||
},
|
||||
resolve_test_template + {
|
||||
'sources' : files('test-dns-packet-extract.c'),
|
||||
},
|
||||
resolve_test_template + {
|
||||
'sources' : files(
|
||||
'test-resolved-etc-hosts.c',
|
||||
|
252
src/resolve/test-dns-packet-extract.c
Normal file
252
src/resolve/test-dns-packet-extract.c
Normal file
@ -0,0 +1,252 @@
|
||||
/* SPDX-License-Identifier: LGPL-2.1-or-later */
|
||||
|
||||
#include "resolved-dns-packet.h"
|
||||
|
||||
#include "log.h"
|
||||
#include "tests.h"
|
||||
|
||||
#define BIT_QR (1 << 7)
|
||||
#define BIT_AA (1 << 2)
|
||||
#define BIT_TC (1 << 1)
|
||||
#define BIT_RD (1 << 0)
|
||||
|
||||
#define BIT_RA (1 << 7)
|
||||
#define BIT_AD (1 << 5)
|
||||
#define BIT_CD (1 << 4)
|
||||
|
||||
/* ================================================================
|
||||
* packet header
|
||||
* ================================================================ */
|
||||
|
||||
TEST(packet_header_query_basic) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, 0x00, 0x00,
|
||||
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 0);
|
||||
}
|
||||
|
||||
TEST(packet_header_query_status_recursion_desired) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, (2 << 3) | BIT_RD, 0x00,
|
||||
0x01, 0x53, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 2);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 1);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 339);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 0);
|
||||
}
|
||||
|
||||
TEST(packet_header_reply_authoritative) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
|
||||
0x00, 0x03, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), DNS_RCODE_SUCCESS);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 3);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 4);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 0);
|
||||
}
|
||||
|
||||
TEST(packet_header_reply_nxdomain) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_NXDOMAIN,
|
||||
0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), DNS_RCODE_NXDOMAIN);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 0);
|
||||
}
|
||||
|
||||
TEST(packet_header_reply_recursive_non_authoritative) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, BIT_QR | BIT_RD, BIT_RA | DNS_RCODE_SUCCESS,
|
||||
0x05, 0x03, 0x0e, 0x04, 0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 1);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), DNS_RCODE_SUCCESS);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 1283);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 3588);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 0);
|
||||
}
|
||||
|
||||
TEST(packet_header_reply_delegate) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, BIT_QR, DNS_RCODE_SUCCESS,
|
||||
0x00, 0x01, 0x00, 0x00, 0x09, 0x0d, 0x0c, 0x1a
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66u);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), DNS_RCODE_SUCCESS);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 2317);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 3098);
|
||||
}
|
||||
|
||||
TEST(packet_header_reply_dnssec_bits) {
|
||||
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
|
||||
|
||||
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
|
||||
ASSERT_NOT_NULL(packet);
|
||||
dns_packet_truncate(packet, 0);
|
||||
|
||||
const uint8_t data[] = {
|
||||
0x00, 0x42, BIT_QR | BIT_AA, BIT_AD | BIT_CD | DNS_RCODE_SUCCESS,
|
||||
0x00, 0x03, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
|
||||
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
|
||||
|
||||
ASSERT_EQ(be16toh(DNS_PACKET_ID(packet)), 66);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QR(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_OPCODE(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AA(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_TC(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_RD(packet), 0);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_RA(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_AD(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_CD(packet), 1);
|
||||
ASSERT_EQ(DNS_PACKET_RCODE(packet), DNS_RCODE_SUCCESS);
|
||||
|
||||
ASSERT_EQ(DNS_PACKET_QDCOUNT(packet), 3);
|
||||
ASSERT_EQ(DNS_PACKET_ANCOUNT(packet), 4);
|
||||
ASSERT_EQ(DNS_PACKET_NSCOUNT(packet), 0);
|
||||
ASSERT_EQ(DNS_PACKET_ARCOUNT(packet), 0);
|
||||
}
|
||||
|
||||
DEFINE_TEST_MAIN(LOG_DEBUG)
|
Loading…
Reference in New Issue
Block a user