ggsn_tests: Remove incomplete user plane testing code

In commit 0b7545dff1 I accidentially
committed incomplete support for user plane (GTP-U) testing to
the GGSN test.

This code has caused the jenkins tests since August 26th to fail,
let's revert it until this is fully implemented + tested.
This commit is contained in:
Harald Welte 2017-09-21 22:50:41 +08:00
parent 21ba5574f9
commit bb5a19e53c
2 changed files with 6 additions and 162 deletions

View File

@ -11,14 +11,13 @@ LoggerPlugins := { JUnitLogger := "libjunitlogger2" }
system.*.lazy_conn_id_handling := "YES"
[MODULE_PARAMETERS]
GGSN_Tests.m_bind_ip_gtpc := "172.18.0.202"
GGSN_Tests.m_bind_ip_gtpu := "172.18.0.202"
GGSN_Tests.m_ggsn_ip_gtpc := "172.18.0.201"
GGSN_Tests.m_ggsn_ip_gtpu := "172.18.0.201"
GGSN_Tests.m_pdn_sock_host_v4 = "172.17.0.2"
GGSN_Tests.m_bind_ip_gtpc := "127.0.42.1"
GGSN_Tests.m_bind_ip_gtpu := "127.0.42.1"
GGSN_Tests.m_ggsn_ip_gtpc := "127.0.23.1"
GGSN_Tests.m_ggsn_ip_gtpu := "127.0.23.1"
[EXECUTE]
GGSN_Tests.TC_dummy
#GGSN_Tests.TC_dummy
GGSN_Tests.TC_pdp4_act_deact
GGSN_Tests.TC_pdp4_act_deact_ipcp
GGSN_Tests.TC_pdp4_act_deact_pcodns
@ -28,6 +27,3 @@ GGSN_Tests.TC_pdp6_act_deact_pcodns
GGSN_Tests.TC_pdp6_act_deact_icmp6
GGSN_Tests.TC_echo_req_resp
GGSN_Tests.TC_pdp4_act_deact_ipcp_udp

View File

@ -11,7 +11,6 @@ module GGSN_Tests {
import from IP_Types all;
import from ICMPv6_Types all;
import from Native_Functions all;
import from UDP_Types all;
const integer GTP0_PORT := 3386;
const integer GTP1C_PORT := 2123;
@ -23,10 +22,6 @@ module GGSN_Tests {
charstring m_ggsn_ip_gtpc := "127.0.0.6";
charstring m_ggsn_ip_gtpu := "127.0.0.6";
/* IPv4 address on the external PDN for testing user plane */
charstring m_pdn_sock_host_v4 := "192.168.0.1";
integer m_pdn_sock_port_v4 := 5555;
}
type set PdpContext {
@ -37,7 +32,6 @@ module GGSN_Tests {
ProtConfigOptions pco_neg optional,
EndUserAddress eua,
OCT16 ip6_prefix optional,
OCT4 ip4_addr optional,
BIT4 nsapi,
/* TEI (Data) local side */
OCT4 teid,
@ -52,7 +46,6 @@ module GGSN_Tests {
type component GT_CT {
port GTPC_PT GTPC;
port GTPU_PT GTPU;
port IPL4asp_PT UDP;
var boolean g_initialized := false;
@ -60,16 +53,11 @@ module GGSN_Tests {
/* FIXME: unify with g_bind_ip + parse from config file */
var OCT4 g_sgsn_ip_c;
var OCT4 g_sgsn_ip_u;
var OCT4 g_pdn_sock_ip;
/* FIXME: parse remName from config file */
var GtpPeer g_peer_c := { connId := 0, remName := m_ggsn_ip_gtpc, remPort := GTP1C_PORT };
var GtpPeer g_peer_u := { connId := 0, remName := m_ggsn_ip_gtpu, remPort := GTP1U_PORT };
/* address to which we can bind an IP socket to simulate an internet host */
timer T_default := 3.0;
/* UDP connection ID for UDP test port */
var integer g_udp_connId;
/* next to-be-sent GTP-C sequence number */
var uint16_t g_c_seq_nr;
/* next to-be-sent GTP-U sequence number */
@ -84,7 +72,6 @@ module GGSN_Tests {
g_sgsn_ip_c := f_inet_addr(m_bind_ip_gtpc);
g_sgsn_ip_u := f_inet_addr(m_bind_ip_gtpu);
g_pdn_sock_ip := f_inet_haddr(m_pdn_sock_host_v4);
var Result res;
map(self:GTPC, system:GTPC);
@ -96,10 +83,6 @@ module GGSN_Tests {
res := GTP_CodecPort_CtrlFunct.f_GTPU_listen(GTPU, m_bind_ip_gtpu, GTP1U_PORT, {udp:={}});
g_peer_u.connId:= res.connId;
map(self:UDP, system:IPL4);
res := IPL4asp_PortType.f_IPL4_listen(UDP, m_pdn_sock_host_v4, m_pdn_sock_port_v4, {udp:={}});
g_udp_connId := res.connId;
g_restart_ctr := f_rnd_octstring(1);
g_c_seq_nr := f_rnd_int(65535);
g_d_seq_nr := f_rnd_int(65535);
@ -221,7 +204,7 @@ module GGSN_Tests {
template EndUserAddress tr_EuaIPv4(template OCT4 ip_addr) modifies t_EuaIPv4 := {
endUserAddress := {
endUserAddressIPv4 := {
lengthf := 2+4
lengthf := 2+lengthof(ip_addr)
}
}
}
@ -687,9 +670,6 @@ module GGSN_Tests {
ctx.teid_remote := cpr.teidDataI.teidDataI;
ctx.teic_remote := cpr.teidControlPlane.teidControlPlane;
ctx.eua := cpr.endUserAddress;
if (match(ctx.eua, tr_EuaIPv4(?))) {
ctx.ip4_addr := ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address;
}
ctx.pco_neg := cpr.protConfigOptions;
setverdict(pass);
} else {
@ -836,28 +816,6 @@ module GGSN_Tests {
payload := payload
}
/* template to construct IPv4_packet from input arguments, ready to use in f_IPv4_enc() */
template IPv4_packet ts_IP4(OCT4 srcaddr, OCT4 dstaddr, LIN1 proto, octetstring payload, LIN1 ttl := 255) := {
header := {
ver := 4,
hlen := 5,
tos := 0,
tlen := 0,
id := f_rnd_int(65535),
res := '0'B,
dfrag := '1'B,
mfrag := '0'B,
foffset := 0,
ttl := ttl,
proto := proto,
cksum := 0, /* overwritten in encoder */
srcaddr := srcaddr,
dstaddr := dstaddr
},
ext_headers := omit,
payload := payload
}
function f_ipv6_link_local(in OCT16 link_id) return OCT16 {
return 'FE80000000000000'O & substr(link_id, 8, 8);
}
@ -928,103 +886,6 @@ module GGSN_Tests {
T_default.stop;
}
template ASP_RecvFrom tr_UdpRecvFrom(template ConnectionId id, template HostName remName, template PortNumber remPort,
template HostName locName, template PortNumber locPort, template octetstring payload) := {
connId := id,
remName := remName,
remPort := remPort,
locName := locName,
locPort := locPort,
proto := { udp := {} },
userData := ?,
msg := payload
}
function f_gen_UdpRT(template HostName remName, template PortNumber remPort,
template octetstring payload) runs on GT_CT return template ASP_RecvFrom {
return tr_UdpRecvFrom(g_udp_connId, remName, remPort, m_pdn_sock_host_v4, m_pdn_sock_port_v4, payload);
}
template ASP_SendTo ts_UdpSendTo(ConnectionId id, HostName remName, PortNumber remPort, octetstring payload) := {
connId := id,
remName := remName,
remPort := remPort,
proto := { udp := {} },
msg := payload
}
function f_gen_UdpST(HostName remName, PortNumber remPort, octetstring payload) runs on GT_CT return ASP_SendTo {
return valueof(ts_UdpSendTo(g_udp_connId, remName, remPort, payload));
}
template UDP_packet ts_UDP(uint16_t srcport, uint16_t dstport, octetstring payload) := {
header := {
srcport := srcport,
dstport := dstport,
len := lengthof(payload),
cksum := 0
},
payload := payload
}
function f_gen_UDP4(OCT4 saddr, uint16_t sport, OCT4 daddr, uint16_t dport, octetstring payload) return octetstring {
var octetstring udp := f_UDP_enc(valueof(ts_UDP(sport, dport, payload)));
var UDP_pseudo_header phdr := {
ipv4 := {
srcaddr := saddr, dstaddr := daddr, zero := 0,
proto := 17, plen := 0
}
};
/* compute UDP checksum and patch into UDP binary */
var OCT2 udpcksum := f_UDP_checksum(f_UDP_pseudo_header_enc(phdr) & udp);
udp[6] := udpcksum[0];
udp[7] := udpcksum[1];
return f_IPv4_enc(valueof(ts_IP4(saddr, daddr, 17, udp)));
}
function f_gen_UDP6(OCT16 saddr, uint16_t sport, OCT16 daddr, uint16_t dport, octetstring payload) return octetstring {
var octetstring udp := f_UDP_enc(valueof(ts_UDP(sport, dport, payload)));
var UDP_pseudo_header phdr := {
ipv6 := {
srcaddr := saddr, dstaddr := daddr, plen := 0,
zero := 0, nextheader := 17
}
};
/* compute UDP checksum and patch into UDP binary */
var OCT2 udpcksum := f_UDP_checksum(f_UDP_pseudo_header_enc(phdr) & udp);
udp[6] := udpcksum[0];
udp[7] := udpcksum[1];
return f_IPv6_enc(valueof(ts_IP6(saddr, daddr, 17, udp)));
}
/* Send a packet via GTP (SGSN->GGSN) and confirm it arrives on UDP socket */
function f_transceive_udp_mo(PdpContext ctx, octetstring udp_payload) runs on GT_CT {
var uint16_t src_port := 8888;
/* build packet with UDP and IP header */
var octetstring ip_packet := f_gen_UDP4(ctx.ip4_addr, src_port, g_pdn_sock_ip, m_pdn_sock_port_v4, udp_payload);
/* send IP packet wrapped in GTP for given PDP context */
f_send_gtpu(ctx, ip_packet)
/* wait for it to arrive on UDP socket */
T_default.start;
alt {
[] UDP.receive(f_gen_UdpRT(f_inet_hntoa(ctx.ip4_addr), src_port, udp_payload)) { setverdict(pass); }
[] UDP.receive { setverdict(fail); }
[] T_default.timeout { setverdict(fail); }
}
T_default.stop;
}
function f_transceive_udp_mt(PdpContext ctx, octetstring udp_payload) runs on GT_CT {
var uint16_t dst_port := 7777;
var octetstring ip_packet := f_gen_UDP4(g_pdn_sock_ip, m_pdn_sock_port_v4, ctx.ip4_addr, dst_port, udp_payload);
/* Send IP packet in GGSN -> MS direction */
UDP.send(f_gen_UdpST(f_inet_hntoa(ctx.ip4_addr), dst_port, udp_payload));
T_default.start;
alt {
[] GTPU.receive(tr_GTPU_GPDU(g_peer_u, ctx.teid, ?)) { /* FIXME: check for ip_packet */}
[] T_default.timeout { setverdict(fail); }
}
T_default.stop;
}
/* Test IPv6 context activation for dynamic IPv6 EUA without request of IPv6 DNS */
testcase TC_pdp6_act_deact() runs on GT_CT {
f_init();
@ -1088,19 +949,6 @@ module GGSN_Tests {
f_pdp_ctx_del(ctx, '1'B);
}
/* Test PDP context activation for dynamic IPv4 EUA with IPv4 DNS in IPCP + UDP user data */
testcase TC_pdp4_act_deact_ipcp_udp() 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_IPCP);
f_pdp_ctx_act(ctx);
for (var integer i := 0; i < 10; i := i + i) {
var octetstring payload := f_rnd_octstring(512);
f_transceive_udp_mo(ctx, payload);
}
f_pdp_ctx_del(ctx, '1'B);
}
testcase TC_echo_req_resp() runs on GT_CT {
f_init();
f_send_gtpc(ts_GTPC_PING(g_peer_c, g_c_seq_nr));