selftests/bpf/test_offload.py

96 def cmd(cmd, shell=True, include_stderr=False, background=False, fail=True):
143 def tool(name, args, flags, JSON=True, ns="", fail=True, include_stderr=False):
153                                   fail=fail, include_stderr=True)
168 def bpftool(args, JSON=True, ns="", fail=True, include_stderr=False):
173     _, progs = bpftool("prog show", JSON=True, ns=ns, fail=True)
180             fail(True, "%d BPF programs loaded, expected %d" %
185     _, maps = bpftool("map show", JSON=True, ns=ns, fail=True)
190             fail(True, "%d BPF maps loaded, expected %d" %
211                       fail=True, include_stderr=False):
225 def ip(args, force=False, JSON=True, ns="", fail=True, include_stderr=False):
231 def tc(args, JSON=True, ns="", fail=True, include_stderr=False):
235 def ethtool(dev, opt, args, fail=True):
352         while True:
391         while True:
411                 fail(True, "%d BPF programs bound, expected %d" %
473     def set_mtu(self, mtu, fail=True):
477     def set_xdp(self, bpf, mode, force=False, JSON=True, verbose=False,
478                 fail=True, include_stderr=False):
485     def unset_xdp(self, mode, force=False, JSON=True,
486                   fail=True, include_stderr=False):
546                       fail=True, include_stderr=False):
563                            fail=True, include_stderr=False):
580     def set_ethtool_tc_offloads(self, enable, fail=True):
669     fail(True, "Missing or incorrect message from netdevsim in verifier log")
682                                  include_stderr=True)
685                                  skip_hw=skip_hw, include_stderr=True)
688                             include_stderr=True)
695     xdp = sim.ip_link_show(xdp=True)["xdp"]
702     two_xdps = sim.ip_link_show(xdp=True)["xdp"]
713     ret, _, err = sim.set_xdp(obj, "offload", fail=False, include_stderr=True)
718     ret, _, err = sim.unset_xdp("", force=True,
719                                 fail=False, include_stderr=True)
724     xdp = sim.ip_link_show(xdp=True)["xdp"]
738     two_xdps = sim.ip_link_show(xdp=True)["xdp"]
749     sim.set_ethtool_tc_offloads(True)
793                 fail=False, include_stderr=True)
797     skip_extack = True
821     ret, _ = sim.cls_bpf_add_filter(obj, skip_hw=True, fail=False)
832     ret, _, err = sim.cls_bpf_add_filter(obj, skip_sw=True,
833                                          fail=False, include_stderr=True)
838     sim.set_ethtool_tc_offloads(True)
863     ret, _, err = sim.cls_bpf_add_filter(bytecode, skip_sw=True,
864                                          fail=False, include_stderr=True)
872                                          skip_sw=True,
873                                          fail=False, include_stderr=True)
883     sim.cls_bpf_add_filter(obj, prio=1, handle=1, skip_sw=True)
884     sim.cls_bpf_add_filter(obj, op="replace", prio=1, handle=1, skip_sw=True)
887     sim.cls_bpf_add_filter(obj, prio=1, handle=1, skip_hw=True)
888     sim.cls_bpf_add_filter(obj, op="replace", prio=1, handle=1, skip_hw=True)
904     test_spurios_extack(sim, obj, True, "netdevsim")
909     test_spurios_extack(sim, obj, True, "TC offload is disabled")
911     sim.set_ethtool_tc_offloads(True)
917     ret, _, err = sim.cls_bpf_add_filter(obj, verbose=True, skip_sw=True,
918                                          fail=False, include_stderr=True)
924     ret, _, err = sim.cls_bpf_add_filter(obj, verbose=True, skip_sw=True,
925                                          fail=False, include_stderr=True)
950     sim.set_ethtool_tc_offloads(True)
961     sim.set_ethtool_tc_offloads(True)
964     sim.cls_bpf_add_filter(obj, skip_sw=True)
970     sim.set_ethtool_tc_offloads(True)
979     sim.set_ethtool_tc_offloads(True)
983     ipl = sim.ip_link_show(xdp=True)
994     ret, _ = sim.set_xdp(obj, "drv", force=True, fail=False)
997     ipl = sim.ip_link_show(xdp=True)
1005     ret, _, err = sim.set_xdp(obj, "generic", force=True,
1006                               fail=False, include_stderr=True)
1019     ret, _, err = sim.set_xdp(obj, "drv", fail=False, include_stderr=True)
1029                               fail=False, include_stderr=True)
1038     ret, _, err = sim.set_xdp(offload, "drv", fail=False, include_stderr=True)
1047                                  dev=sim['ifname'], fail=False, include_stderr=True)
1054     _, _, err = sim.set_xdp(obj, "offload", verbose=True, include_stderr=True)
1055     ipl = sim.ip_link_show(xdp=True)
1087                               fail=False, include_stderr=True)
1092                               fail=False, include_stderr=True)
1105     ret, _, err = sim.cls_bpf_add_filter(obj, skip_sw=True,
1106                                          fail=False, include_stderr=True)
1112     sim.cls_bpf_add_filter(obj, skip_sw=True)
1113     ret, _, err = sim.set_xdp(obj, "offload", fail=False, include_stderr=True)
1120     sim.cls_bpf_add_filter(pinned, da=True, skip_sw=True)
1127     sim.set_xdp(pinned, "offload", force=True)
1129     sim.set_xdp(pinned, "offload", force=True)
1133     ret, _ = sim.cls_bpf_add_filter(pinned, da=True, skip_sw=True, fail=False)
1137     sim.cls_bpf_add_filter(obj, da=True, skip_sw=True)
1138     ret, _, err = sim.cls_bpf_add_filter(obj, da=True, skip_sw=True,
1139                                          fail=False, include_stderr=True)
1151     tc_proc = cmd(cmd_line, background=True, fail=False)
1182     check_dev_info(True, "")
1322     ret, _ = simA.set_xdp(progB, "offload", force=True, JSON=False, fail=False)
1325         ret, _ = d.set_xdp(progA, "offload", force=True, JSON=False, fail=False)
1332     ret, _, err = simA.set_xdp(progB, "offload", force=True, JSON=False,
1333                                fail=False, include_stderr=True)
1337         ret, _, err = d.set_xdp(progA, "offload", force=True, JSON=False,
1338                                 fail=False, include_stderr=True)
1357                                     fail=False, include_stderr=True)
1365                                     fail=False, include_stderr=True)