pespin has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/27145 )
Change subject: ggsn: Split gtpu_access tests into several separated tests
......................................................................
ggsn: Split gtpu_access tests into several separated tests
Those tests validated several different scenarios, let's better handle
them separately one at a time, it makes it easier to understand the
behavior of the SUT and see what needs to be fixed.
Change-Id: I39342fcf2366030ce743dd4b4773f0fff5d61b9f
---
M ggsn_tests/GGSN_Tests.ttcn
1 file changed, 103 insertions(+), 10 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks
refs/changes/45/27145/1
diff --git a/ggsn_tests/GGSN_Tests.ttcn b/ggsn_tests/GGSN_Tests.ttcn
index 5ec535c..cebd6f2 100644
--- a/ggsn_tests/GGSN_Tests.ttcn
+++ b/ggsn_tests/GGSN_Tests.ttcn
@@ -1001,22 +1001,64 @@
f_wait_gtpu_fail(ctx);
}
- /* Check that attempting RA with another ll src addr won't
work, packet dropped: */
- var OCT16 saddr_ll_wrong := f_ipv6_mangle(saddr_ll, 8);
- f_send_gtpu(ctx,
f_gen_icmpv6_router_solicitation(saddr_ll_wrong));
- f_wait_gtpu_fail(ctx);
-
/* Check if we can use valid global src addr, should work */
var OCT16 saddr_glob :=
f_ipv6_global(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address);
f_send_gtpu(ctx, f_gen_icmpv6_echo(saddr_glob, dns1_addr));
f_wait_icmp6_echo_reply(ctx);
- /* Assert that packets with wrong global src addr are dropped
by GGSN */
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Check that attempting RA with another ll src addr won't work, packet
dropped: */
+ testcase TC_pdp6_act_deact_gtpu_access_wrong_ll_saddr() runs on GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInet6, valueof(t_EuaIPv6Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv6_DNS);
+ f_pdp_ctx_act(ctx);
+
+ f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx));
+ f_wait_rtr_adv(ctx);
+ f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx));
+
+ var OCT16 saddr_ll :=
f_ipv6_link_local(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address);
+ var OCT16 saddr_ll_wrong := f_ipv6_mangle(saddr_ll, 8);
+ f_send_gtpu(ctx,
f_gen_icmpv6_router_solicitation(saddr_ll_wrong));
+ f_wait_gtpu_fail(ctx);
+
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Assert that packets with wrong global src addr are dropped by GGSN */
+ testcase TC_pdp6_act_deact_gtpu_access_wrong_global_saddr() runs on
GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInet6, valueof(t_EuaIPv6Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv6_DNS);
+ f_pdp_ctx_act(ctx);
+
+ f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx));
+ f_wait_rtr_adv(ctx);
+ f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx));
+
+ var OCT16 dns1_addr := f_PCO_extract_proto(ctx.pco_neg,
'0003'O);
+ var OCT16 saddr_glob :=
f_ipv6_global(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address);
var OCT16 saddr_wrong := f_ipv6_mangle(saddr_glob);
f_send_gtpu(ctx, f_gen_icmpv6_echo(saddr_wrong, dns1_addr));
f_wait_gtpu_fail(ctx);
- /* Send an IPv4 ICMP ECHO REQUEST to APN6, should fail (packet
dropped) */
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Send an IPv4 ICMP ECHO REQUEST to APN6, should fail (packet dropped
*/
+ testcase TC_pdp6_act_deact_gtpu_access_ipv4_apn6() runs on GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInet6, valueof(t_EuaIPv6Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv6_DNS);
+ f_pdp_ctx_act(ctx);
+
+ f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx));
+ f_wait_rtr_adv(ctx);
+ f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx));
+
var OCT4 saddr_v4 := f_inet_addr("192.168.10.2");
var OCT4 daddr_v4 := f_inet_addr("8.8.8.8");
f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr_v4, daddr_v4));
@@ -1161,15 +1203,38 @@
f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr));
f_wait_icmp4_echo_reply(ctx);
- /* Assert that packets with wrong global src addr are dropped
by GGSN */
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Assert that packets with wrong global src addr are dropped by GGSN
*/
+ testcase TC_pdp4_act_deact_gtpu_access_wrong_saddr() runs on GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInternet, valueof(t_EuaIPv4Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT);
+ f_pdp_ctx_act(ctx);
+
+ f_PCO_ensure_no_duplicates(ctx.pco_neg);
+ var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O);
+ var OCT4 saddr :=
ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address;
var OCT4 saddr_wrong := substr(saddr, 0, 3) & (saddr[3] xor4b
'11'O);
f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr_wrong, dns1_addr));
f_wait_gtpu_fail(ctx);
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Send an IPv6 RA to APN4, should fail (packet dropped) */
+ testcase TC_pdp4_act_deact_gtpu_access_ipv6_apn4() runs on GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInternet, valueof(t_EuaIPv4Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT);
+ f_pdp_ctx_act(ctx);
+
/* Send an IPv6 RA to APN4, should fail (packet dropped) */
var OCT16 saddr_v6 :=
f_inet6_addr("fde4:8dba:82e1:2000:1:2:3:4");
f_send_gtpu(ctx, f_gen_icmpv6_router_solicitation(saddr_v6));
f_wait_gtpu_fail(ctx);
+
f_pdp_ctx_del(ctx, '1'B);
}
@@ -1415,15 +1480,36 @@
f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr));
f_wait_icmp4_echo_reply(ctx);
- /* Assert that packets with wrong global src addr are dropped
by GGSN */
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Assert that packets with wrong ipv4 src addr are dropped by GGSN on
APN IPv4v6 */
+ testcase TC_pdp46_act_deact_gtpu_access_wrong_saddr_ipv4() runs on
GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT);
+ f_pdp_ctx_act(ctx);
+
+ var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O);
+ var OCT4 saddr :=
ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv4_address;
var OCT4 saddr_wrong := substr(saddr, 0, 3) & (saddr[3] xor4b
'11'O);
f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr_wrong, dns1_addr));
f_wait_gtpu_fail(ctx);
- /* Send an IPv6 RA to APN4, should fail (packet dropped) */
+ f_pdp_ctx_del(ctx, '1'B);
+ }
+
+ /* Assert that packets with wrong ipv6 global src addr are dropped by
GGSN on APN IPv4v6 */
+ testcase TC_pdp46_act_deact_gtpu_access_wrong_global_saddr_ipv6() runs
on GT_CT {
+ f_init();
+ var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H),
'1234'O, c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn)));
+ ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT);
+ f_pdp_ctx_act(ctx);
+
var OCT16 saddr_v6 :=
f_inet6_addr("fde4:8dba:82e1:2000:1:2:3:4");
f_send_gtpu(ctx, f_gen_icmpv6_router_solicitation(saddr_v6));
f_wait_gtpu_fail(ctx);
+
f_pdp_ctx_del(ctx, '1'B);
}
@@ -1591,6 +1677,8 @@
execute(TC_pdp4_act_deact_ipcp_pap_broken());
execute(TC_pdp4_act_deact_pcodns());
execute(TC_pdp4_act_deact_gtpu_access());
+ execute(TC_pdp4_act_deact_gtpu_access_wrong_saddr());
+ execute(TC_pdp4_act_deact_gtpu_access_ipv6_apn4());
execute(TC_pdp4_clients_interact_with_txseq());
execute(TC_pdp4_clients_interact_without_txseq());
execute(TC_pdp4_act_deact_with_single_dns());
@@ -1600,6 +1688,9 @@
execute(TC_pdp6_act_deact_pcodns());
execute(TC_pdp6_act_deact_icmp6());
execute(TC_pdp6_act_deact_gtpu_access());
+ execute(TC_pdp6_act_deact_gtpu_access_wrong_ll_saddr());
+ execute(TC_pdp6_act_deact_gtpu_access_wrong_global_saddr());
+ execute(TC_pdp6_act_deact_gtpu_access_ipv4_apn6());
execute(TC_pdp6_clients_interact());
execute(TC_pdp46_act_deact());
@@ -1608,6 +1699,8 @@
execute(TC_pdp46_act_deact_pcodns4());
execute(TC_pdp46_act_deact_pcodns6());
execute(TC_pdp46_act_deact_gtpu_access());
+ execute(TC_pdp46_act_deact_gtpu_access_wrong_saddr_ipv4());
+
execute(TC_pdp46_act_deact_gtpu_access_wrong_global_saddr_ipv6());
execute(TC_pdp46_clients_interact());
execute(TC_pdp46_act_deact_apn4());
--
To view, visit https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/27145
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: I39342fcf2366030ce743dd4b4773f0fff5d61b9f
Gerrit-Change-Number: 27145
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <[email protected]>
Gerrit-MessageType: newchange
