[dpdk-dev] [PATCH v2 3/3] test/crypto: add tunnel header verification tests

[Tejasree Kondoj <ktejasree@marvell.com>]

Add test cases to verify tunnel header in IPsec inbound.

Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
---
 app/test/test_cryptodev.c                     | 45 ++++++++++++++++++-
 app/test/test_cryptodev_security_ipsec.c      | 25 ++++++++++-
 app/test/test_cryptodev_security_ipsec.h      |  1 +
 ...st_cryptodev_security_ipsec_test_vectors.h |  3 ++
 4 files changed, 71 insertions(+), 3 deletions(-)

diff --git a/app/test/test_cryptodev.c b/app/test/test_cryptodev.c
index 34b55a952e..665d19c0a4 100644
--- a/app/test/test_cryptodev.c
+++ b/app/test/test_cryptodev.c
@@ -8924,6 +8924,7 @@ test_ipsec_proto_process(const struct ipsec_test_data td[],
 	int salt_len, i, ret = TEST_SUCCESS;
 	struct rte_security_ctx *ctx;
 	uint8_t *input_text;
+	uint32_t verify;
 
 	ut_params->type = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL;
 	gbl_action_type = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL;
@@ -8933,11 +8934,19 @@ test_ipsec_proto_process(const struct ipsec_test_data td[],
 	/* Copy IPsec xform */
 	memcpy(&ipsec_xform, &td[0].ipsec_xform, sizeof(ipsec_xform));
 
+	dir = ipsec_xform.direction;
+	verify = flags->tunnel_hdr_verify;
+
+	if ((dir == RTE_SECURITY_IPSEC_SA_DIR_INGRESS) && verify) {
+		if (verify == RTE_SECURITY_IPSEC_TUNNEL_VERIFY_SRC_DST_ADDR)
+			src += 1;
+		else if (verify == RTE_SECURITY_IPSEC_TUNNEL_VERIFY_DST_ADDR)
+			dst += 1;
+	}
+
 	memcpy(&ipsec_xform.tunnel.ipv4.src_ip, &src, sizeof(src));
 	memcpy(&ipsec_xform.tunnel.ipv4.dst_ip, &dst, sizeof(dst));
 
-	dir = ipsec_xform.direction;
-
 	ctx = rte_cryptodev_get_sec_ctx(dev_id);
 
 	sec_cap_idx.action = ut_params->type;
@@ -9229,6 +9238,30 @@ test_ipsec_proto_udp_encap(const void *data __rte_unused)
 	return test_ipsec_proto_all(&flags);
 }
 
+static int
+test_ipsec_proto_tunnel_src_dst_addr_verify(const void *data __rte_unused)
+{
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	flags.tunnel_hdr_verify = RTE_SECURITY_IPSEC_TUNNEL_VERIFY_SRC_DST_ADDR;
+
+	return test_ipsec_proto_all(&flags);
+}
+
+static int
+test_ipsec_proto_tunnel_dst_addr_verify(const void *data __rte_unused)
+{
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	flags.tunnel_hdr_verify = RTE_SECURITY_IPSEC_TUNNEL_VERIFY_DST_ADDR;
+
+	return test_ipsec_proto_all(&flags);
+}
+
 static int
 test_PDCP_PROTO_all(void)
 {
@@ -14173,6 +14206,14 @@ static struct unit_test_suite ipsec_proto_testsuite  = {
 			"Negative test: ICV corruption",
 			ut_setup_security, ut_teardown,
 			test_ipsec_proto_err_icv_corrupt),
+		TEST_CASE_NAMED_ST(
+			"Tunnel dst addr verification",
+			ut_setup_security, ut_teardown,
+			test_ipsec_proto_tunnel_dst_addr_verify),
+		TEST_CASE_NAMED_ST(
+			"Tunnel src and dst addr verification",
+			ut_setup_security, ut_teardown,
+			test_ipsec_proto_tunnel_src_dst_addr_verify),
 		TEST_CASES_END() /**< NULL terminate unit test array */
 	}
 };
diff --git a/app/test/test_cryptodev_security_ipsec.c b/app/test/test_cryptodev_security_ipsec.c
index 046536cc9c..f040630655 100644
--- a/app/test/test_cryptodev_security_ipsec.c
+++ b/app/test/test_cryptodev_security_ipsec.c
@@ -86,6 +86,15 @@ test_ipsec_sec_caps_verify(struct rte_security_ipsec_xform *ipsec_xform,
 		return -ENOTSUP;
 	}
 
+	if ((ipsec_xform->direction == RTE_SECURITY_IPSEC_SA_DIR_INGRESS) &&
+	    (ipsec_xform->options.tunnel_hdr_verify >
+	    sec_cap->ipsec.options.tunnel_hdr_verify)) {
+		if (!silent)
+			RTE_LOG(INFO, USER1,
+				"Tunnel header verify is not supported\n");
+		return -ENOTSUP;
+	}
+
 	return 0;
 }
 
@@ -207,6 +216,9 @@ test_ipsec_td_update(struct ipsec_test_data td_inb[],
 		if (flags->udp_encap)
 			td_inb[i].ipsec_xform.options.udp_encap = 1;
 
+		td_inb[i].ipsec_xform.options.tunnel_hdr_verify =
+			flags->tunnel_hdr_verify;
+
 		/* Clear outbound specific flags */
 		td_inb[i].ipsec_xform.options.iv_gen_disable = 0;
 	}
@@ -292,7 +304,8 @@ test_ipsec_td_verify(struct rte_mbuf *m, const struct ipsec_test_data *td,
 	/* For tests with status as error for test success, skip verification */
 	if (td->ipsec_xform.direction == RTE_SECURITY_IPSEC_SA_DIR_INGRESS &&
 	    (flags->icv_corrupt ||
-	     flags->sa_expiry_pkts_hard))
+	     flags->sa_expiry_pkts_hard ||
+	     flags->tunnel_hdr_verify))
 		return TEST_SUCCESS;
 
 	if (td->ipsec_xform.direction == RTE_SECURITY_IPSEC_SA_DIR_EGRESS &&
@@ -420,6 +433,16 @@ test_ipsec_status_check(struct rte_crypto_op *op,
 		}
 	}
 
+	if ((dir == RTE_SECURITY_IPSEC_SA_DIR_INGRESS) &&
+	    flags->tunnel_hdr_verify) {
+		if (op->status != RTE_CRYPTO_OP_STATUS_ERROR) {
+			printf("Tunnel header verify test case failed\n");
+			return TEST_FAILED;
+		} else {
+			return TEST_SUCCESS;
+		}
+	}
+
 	if (dir == RTE_SECURITY_IPSEC_SA_DIR_INGRESS && flags->icv_corrupt) {
 		if (op->status != RTE_CRYPTO_OP_STATUS_ERROR) {
 			printf("ICV corruption test case failed\n");
diff --git a/app/test/test_cryptodev_security_ipsec.h b/app/test/test_cryptodev_security_ipsec.h
index 18f3c64bb7..a65cb54eae 100644
--- a/app/test/test_cryptodev_security_ipsec.h
+++ b/app/test/test_cryptodev_security_ipsec.h
@@ -53,6 +53,7 @@ struct ipsec_test_flags {
 	bool sa_expiry_pkts_hard;
 	bool icv_corrupt;
 	bool iv_gen;
+	uint32_t tunnel_hdr_verify;
 	bool udp_encap;
 };
 
diff --git a/app/test/test_cryptodev_security_ipsec_test_vectors.h b/app/test/test_cryptodev_security_ipsec_test_vectors.h
index 38ea43d157..4e147ec19c 100644
--- a/app/test/test_cryptodev_security_ipsec_test_vectors.h
+++ b/app/test/test_cryptodev_security_ipsec_test_vectors.h
@@ -94,6 +94,7 @@ struct ipsec_test_data pkt_aes_128_gcm = {
 		.options.dec_ttl = 0,
 		.options.ecn = 0,
 		.options.stats = 0,
+		.options.tunnel_hdr_verify = 0,
 		.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
 		.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
 		.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
@@ -190,6 +191,7 @@ struct ipsec_test_data pkt_aes_192_gcm = {
 		.options.dec_ttl = 0,
 		.options.ecn = 0,
 		.options.stats = 0,
+		.options.tunnel_hdr_verify = 0,
 		.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
 		.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
 		.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
@@ -289,6 +291,7 @@ struct ipsec_test_data pkt_aes_256_gcm = {
 		.options.dec_ttl = 0,
 		.options.ecn = 0,
 		.options.stats = 0,
+		.options.tunnel_hdr_verify = 0,
 		.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
 		.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
 		.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
-- 
2.27.0