pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/upf-benchmark/+/39468?usp=email )

Change subject: gtplab-sysmo2025: Initial tunend test setup ......................................................................

gtplab-sysmo2025: Initial tunend test setup

Change-Id: I834b62d29c8dcf2553fc665821135fb08a8bae9e --- A testsuites/gtplab-sysmo2025/tunend/README.md A testsuites/gtplab-sysmo2025/tunend/topology.dot 2 files changed, 56 insertions(+), 0 deletions(-)

git pull ssh://gerrit.osmocom.org:29418/upf-benchmark refs/changes/68/39468/1

diff --git a/testsuites/gtplab-sysmo2025/tunend/README.md b/testsuites/gtplab-sysmo2025/tunend/README.md new file mode 100644 index 0000000..928d053 --- /dev/null +++ b/testsuites/gtplab-sysmo2025/tunend/README.md @@ -0,0 +1,16 @@ +In this testsuite, TRex is used to generate Uplink GTPU traffic on the RAN side +towards UPF on its 1st iface and which which should be sent back decapsulated (tunend) towards CN and received at TRex 2nd interface. + +The GTPU traffic is generated by gtp_1pkt_simply.py profile passed to TRex, +which emulates <enb-ip-addr,TEID> sessions based on parameters passed through +trex-console when launching the test, and which should match those configured in +cpf/0.gtp_flood.vty used by osmo-upf-load-gen to allocated the sessions at the +UPF. + +---- +[trex-ran](172.16.32.{2-101}) ----GTPU--> ()[upf] + | +[trex-cn](172.16.31.{100-200}) <----IP---- ()[upf] +---- + +See topoology.dot for a more detailed graph. \ No newline at end of file diff --git a/testsuites/gtplab-sysmo2025/tunend/topology.dot b/testsuites/gtplab-sysmo2025/tunend/topology.dot new file mode 100644 index 0000000..7a10319 --- /dev/null +++ b/testsuites/gtplab-sysmo2025/tunend/topology.dot @@ -0,0 +1,40 @@ +digraph G { + rankdir=TB; + labelloc=t; + label="gtplab @ sysmocom"; + + subgraph cluster_gtplab2 { + label="TRex (gtplab2)"; + trex [label="TRex",shape=box3d]; + gtplab2_172_32 [label="172.16.32.{2-101}/24"]; + gtplab2_172_31 [label="172.16.31.{100-200}/24"]; + } + subgraph cluster_switch { + label="Switch (100gb)"; + switch_vlan1 [label="vlan1"]; + switch_vlan2 [label="vlan2"]; + } + subgraph cluster_gtplab1 { + label="UPF (gtplab1)"; + gtplab1_172_31 [label="172.16.31.2/24"]; + gtplab1_172_32 [label="172.16.32.1/24"]; + + upf [label="UPF\ntunend",shape=box3d]; + } + subgraph cluster_gtplab0 { + label="CPF (gtplab0)"; + rankdir=TB; + gtplab0_172_31 [label="172.16.31.1/24"]; + pfcp_tool [label="osmo-udp-load-gen",shape=box3d]; + } + + + pfcp_tool -> gtplab0_172_31 -> switch_vlan1 -> gtplab1_172_31 -> upf [label="PFCP",dir=both,style=dashed,color=black]; + + trex -> gtplab2_172_32 -> switch_vlan2 -> gtplab1_172_32 -> upf [label="GTPU UL (RAN)",style=bold, color=red]; + upf -> gtplab1_172_31 -> switch_vlan1 -> gtplab2_172_31 -> trex [label="IP UL (CN)",style=bold, color=purple]; + + trex -> gtplab2_172_31 -> switch_vlan1 -> gtplab1_172_31 -> upf [label="IP DL (CN)",style=bold,color=blue]; + upf -> gtplab1_172_32 -> switch_vlan2 -> gtplab2_172_32 -> trex [label="GTPU DL (RAN)",style=bold,color=darkgreen]; + +}