# _ADD_BR([name]) # # Expands into the proper ovs-vsctl commands to create a bridge with the # appropriate type and properties m4_define([_ADD_BR], [[add-br $1 -- set Bridge $1 protocols=OpenFlow10,OpenFlow11,OpenFlow12,OpenFlow13,OpenFlow14,OpenFlow15 fail-mode=secure ]]) # OVS_TRAFFIC_VSWITCHD_START([vsctl-args], [vsctl-output], [dbinit-aux-args]]) # # Creates a database and starts ovsdb-server, starts ovs-vswitchd # connected to that database, calls ovs-vsctl to create a bridge named # br0 with predictable settings, passing 'vsctl-args' as additional # commands to ovs-vsctl. If 'vsctl-args' causes ovs-vsctl to provide # output (e.g. because it includes "create" commands) then 'vsctl-output' # specifies the expected output after filtering through uuidfilt. # 'dbinit-aux-args' are passed as additional commands to 'ovs-vsctl init' # before starting ovs-vswitchd. # # Best-effort loading of all available vport modules is performed. # m4_define([OVS_TRAFFIC_VSWITCHD_START], [AT_CHECK([modprobe openvswitch]) on_exit 'modprobe -r openvswitch' m4_foreach([mod], [[vport_geneve], [vport_gre], [vport_lisp], [vport_stt], [vport_vxlan]], [modprobe -q mod || echo "Module mod not loaded." on_exit 'modprobe -q -r mod' ]) on_exit 'ovs-dpctl del-dp ovs-system' on_exit 'ovs-appctl dpctl/flush-conntrack' _OVS_VSWITCHD_START([], [$3]) dnl Add bridges, ports, etc. AT_CHECK([ovs-vsctl -- _ADD_BR([br0]) -- $1 m4_if([$2], [], [], [| uuidfilt])], [0], [$2]) ]) # OVS_TRAFFIC_VSWITCHD_STOP([ALLOWLIST], [extra_cmds]) # # Gracefully stops ovs-vswitchd and ovsdb-server, checking their log files # for messages with severity WARN or higher and signaling an error if any # is present. The optional ALLOWLIST may contain shell-quoted "sed" # commands to delete any warnings that are actually expected, e.g.: # # OVS_TRAFFIC_VSWITCHD_STOP(["/expected error/d"]) # # 'extra_cmds' are shell commands to be executed after OVS_VSWITCHD_STOP() is # invoked. They can be used to perform additional cleanups such as name space # removal. m4_define([OVS_TRAFFIC_VSWITCHD_STOP], [OVS_VSWITCHD_STOP([$1]) AT_CHECK([:; $2]) ]) # CONFIGURE_VETH_OFFLOADS([VETH]) # # The kernel datapath has no problem with offloads and veths. Nothing # to do here. m4_define([CONFIGURE_VETH_OFFLOADS], ) # CHECK_CONNTRACK() # # Perform requirements checks for running conntrack tests, and flush the # kernel conntrack tables when the test is finished. # m4_define([CHECK_CONNTRACK], [m4_foreach([mod], [[nf_conntrack_ipv4], [nf_conntrack_ipv6], [nf_nat_ftp], [nf_nat_tftp]], [modprobe mod || echo "Module mod not loaded." on_exit 'modprobe -r mod' ]) sysctl -w net.netfilter.nf_conntrack_helper=0 on_exit 'ovstest test-netlink-conntrack flush' ] ) # CHECK_CONNTRACK_ALG() # # Perform requirements checks for running conntrack ALG tests. The kernel # supports ALG, so no check is needed. # m4_define([CHECK_CONNTRACK_ALG]) # CHECK_CONNTRACK_LOCAL_STACK() # # Perform requirements checks for running conntrack tests with local stack. # The kernel always supports reading the connection state of an skb coming # from an internal port, without an explicit ct() action, so no check is # needed. m4_define([CHECK_CONNTRACK_LOCAL_STACK]) # CHECK_CONNTRACK_FRAG_OVERLAP() # # The kernel does not support overlapping fragments checking. m4_define([CHECK_CONNTRACK_FRAG_OVERLAP], [ AT_SKIP_IF([:]) ]) # CHECK_CONNTRACK_NAT() # # Perform requirements checks for running conntrack NAT tests. The kernel # always supports NAT, so no check is needed. # m4_define([CHECK_CONNTRACK_NAT]) # CHECK_CONNTRACK_ZEROIP_SNAT() # # Perform requirements checks for running conntrack all-zero IP SNAT tests. # The kernel always supports all-zero IP SNAT, so no check is needed. # However, the Windows datapath using the same netlink interface does not. # m4_define([CHECK_CONNTRACK_ZEROIP_SNAT], [ AT_SKIP_IF([test "$IS_WIN32" = "yes"]) ]) # CHECK_CONNTRACK_TIMEOUT() # # Perform requirements checks for running conntrack customized timeout tests. # m4_define([CHECK_CONNTRACK_TIMEOUT], [ AT_SKIP_IF([! cat /boot/config-$(uname -r) | grep NF_CONNTRACK_TIMEOUT | grep '=y' > /dev/null]) modprobe nfnetlink_cttimeout on_exit 'modprobe -r nfnetlink_cttimeout' ]) # CHECK_CT_DPIF_SET_GET_MAXCONNS() # # Perform requirements checks for running ovs-dpctl ct-set-maxconns or # ovs-dpctl ct-get-maxconns. The kernel datapath does not support this # feature. m4_define([CHECK_CT_DPIF_SET_GET_MAXCONNS], [ AT_SKIP_IF([:]) ]) # CHECK_CT_DPIF_GET_NCONNS() # # Perform requirements checks for running ovs-dpctl ct-get-nconns. The # kernel datapath does not support this feature. m4_define([CHECK_CT_DPIF_GET_NCONNS], [ AT_SKIP_IF([:]) ]) # DPCTL_SET_MIN_FRAG_SIZE() # # The kernel does not support this command. m4_define([DPCTL_SET_MIN_FRAG_SIZE], [ ]) # DPCTL_MODIFY_FRAGMENTATION() # # The kernel does not support this command. m4_define([DPCTL_MODIFY_FRAGMENTATION], [ ]) # DPCTL_CHECK_FRAGMENTATION_PASS() # # The kernel does not support this command. m4_define([DPCTL_CHECK_FRAGMENTATION_PASS], [ ]) # DPCTL_CHECK_V6_FRAGMENTATION_PASS() # # The kernel does not support this command. m4_define([DPCTL_CHECK_V6_FRAGMENTATION_PASS], [ ]) # DPCTL_CHECK_FRAGMENTATION_FAIL() # # The kernel does not support this command. m4_define([DPCTL_CHECK_FRAGMENTATION_FAIL], [ ]) # OVS_CHECK_MIN_KERNEL([minversion], [minsublevel]) # # Skip test if kernel version falls below minversion.minsublevel m4_define([OVS_CHECK_MIN_KERNEL], [ version=$(uname -r | sed -e 's/\./ /g' | awk '{print $ 1}') sublevel=$(uname -r | sed -e 's/\./ /g' | awk '{print $ 2}') AT_SKIP_IF([test $version -lt $1 || ( test $version -eq $1 && test $sublevel -lt $2 )]) ]) # OVS_CHECK_KERNEL_EXCL([minversion], [minsublevel], [maxversion], [maxsublevel]) # # Skip test if kernel version falls between minversion.minsublevel and maxversion.maxsublevel m4_define([OVS_CHECK_KERNEL_EXCL], [ version=$(uname -r | sed -e 's/\./ /g' | awk '{print $ 1}') sublevel=$(uname -r | sed -e 's/\./ /g' | awk '{print $ 2}') AT_SKIP_IF([ ! ( test $version -lt $1 || ( test $version -eq $1 && test $sublevel -lt $2 ) || test $version -gt $3 || ( test $version -eq $3 && test $sublevel -gt $4 ) ) ]) ]) # OVS_CHECK_SRV6() # # The kernel datapath does not support this feature. m4_define([OVS_CHECK_SRV6], [ AT_SKIP_IF([:]) ]) # CHECK_LATER_IPV6_FRAGMENTS() # # Upstream kernels beetween 4.20 and 5.19 are not parsing IPv6 fragments # correctly. The issue was also backported in some older distribution # kernels, so kernels below 4.20 are not reliable. m4_define([CHECK_LATER_IPV6_FRAGMENTS], [OVS_CHECK_MIN_KERNEL(5, 19)]) # VSCTL_ADD_DATAPATH_TABLE() # # Create system datapath table "system" for kernel tests in ovsdb m4_define([VSCTL_ADD_DATAPATH_TABLE], [ AT_CHECK([ovs-vsctl -- --id=@m create Datapath datapath_version=0 -- set Open_vSwitch . datapaths:"system"=@m], [0], [stdout]) DP_TYPE=$(echo "system") ]) # CHECK_L3L4_CONNTRACK_REASM() # # Only allow this test to run on the kernel datapath - it is not useful # or necessary for the userspace datapath as it is checking for a kernel # specific regression. m4_define([CHECK_L3L4_CONNTRACK_REASM]) # CHECK_NO_TC_OFFLOAD # # The kernel module tests do not use TC offload. m4_define([CHECK_NO_TC_OFFLOAD])