# _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 datapath_type="netdev" 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. m4_define([OVS_TRAFFIC_VSWITCHD_START], [ OVS_WAIT_WHILE([ip link show ovs-netdev]) _OVS_VSWITCHD_START([--disable-system], [$3]) dnl Add bridges, ports, etc. OVS_WAIT_WHILE([ip link show br0]) 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([dnl $1";/netdev_linux.*obtaining netdev stats via vport failed/d /dpif_netlink.*Generic Netlink family 'ovs_datapath' does not exist. The Open vSwitch kernel module is probably not loaded./d /dpif_netdev(revalidator.*)|ERR|internal error parsing flow key.*proto=2.*/d /dpif(revalidator.*)|WARN|netdev@ovs-netdev: failed to.*proto=2.*/d"]) AT_CHECK([:; $2]) ]) # CONFIGURE_VETH_OFFLOADS([VETH]) # # Disable TX offloads for veths. The userspace datapath uses the AF_PACKET # socket to receive packets for veths. Unfortunately, the AF_PACKET socket # doesn't play well with offloads: # 1. GSO packets are received without segmentation and therefore discarded. # 2. Packets with offloaded partial checksum are received with the wrong # checksum, therefore discarded by the receiver. # # By disabling tx offloads in the non-OVS side of the veth peer we make sure # that the AF_PACKET socket will not receive bad packets. # # This is a workaround, and should be removed when offloads are properly # supported in netdev-linux. m4_define([CONFIGURE_VETH_OFFLOADS], [AT_CHECK([ethtool -K $1 tx off], [0], [ignore], [ignore])] ) # CHECK_CONNTRACK() # # Perform requirements checks for running conntrack tests. # m4_define([CHECK_CONNTRACK], []) # CHECK_CONNTRACK_ALG() # # Perform requirements checks for running conntrack ALG tests. The userspace # supports FTP and TFTP. # m4_define([CHECK_CONNTRACK_ALG]) # CHECK_CONNTRACK_LOCAL_STACK() # # Perform requirements checks for running conntrack tests with local stack. # While the kernel connection tracker automatically passes all the connection # tracking state from an internal port to the OpenvSwitch kernel module, there # is simply no way of doing that with the userspace, so skip the tests. m4_define([CHECK_CONNTRACK_LOCAL_STACK], [ AT_SKIP_IF([:]) ]) # CHECK_CONNTRACK_FRAG_OVERLAP() # # The userspace datapath supports fragment overlap check. m4_define([CHECK_CONNTRACK_FRAG_OVERLAP]) # CHECK_CONNTRACK_NAT() # # Perform requirements checks for running conntrack NAT tests. The userspace # datapath supports NAT. # m4_define([CHECK_CONNTRACK_NAT]) # CHECK_CONNTRACK_ZEROIP_SNAT() # # Perform requirements checks for running conntrack all-zero IP SNAT tests. # The userspace datapath always supports all-zero IP SNAT, so no check is # needed. # m4_define([CHECK_CONNTRACK_ZEROIP_SNAT]) # CHECK_CONNTRACK_TIMEOUT() # # Perform requirements checks for running conntrack customized timeout tests. # m4_define([CHECK_CONNTRACK_TIMEOUT]) # CHECK_CT_DPIF_SET_GET_MAXCONNS() # # Perform requirements checks for running ovs-dpctl ct-set-maxconns or # ovs-dpctl ct-get-maxconns. The userspace datapath does support this feature. m4_define([CHECK_CT_DPIF_SET_GET_MAXCONNS]) # CHECK_CT_DPIF_GET_NCONNS() # # Perform requirements checks for running ovs-dpctl ct-get-nconns. The # userspace datapath does support this feature. m4_define([CHECK_CT_DPIF_GET_NCONNS]) # DPCTL_SET_MIN_FRAG_SIZE() # # The userspace datapath supports this command. m4_define([DPCTL_SET_MIN_FRAG_SIZE], [ AT_CHECK([ovs-appctl dpctl/ipf-set-min-frag v4 400], [], [dnl setting minimum fragment size successful ]) AT_CHECK([ovs-appctl dpctl/ipf-set-min-frag v6 400], [], [dnl setting minimum fragment size successful ]) ]) # DPCTL_MODIFY_FRAGMENTATION() # # The userspace datapath supports this command. m4_define([DPCTL_MODIFY_FRAGMENTATION], [ AT_CHECK([ovs-appctl dpctl/ipf-set-min-frag v4 1000], [], [dnl setting minimum fragment size successful ]) AT_CHECK([ovs-appctl dpctl/ipf-set-max-nfrags 500], [], [dnl setting maximum fragments successful ]) AT_CHECK([ovs-appctl dpctl/ipf-get-status], [], [dnl Fragmentation Module Status --------------------------- v4 enabled: 1 v6 enabled: 1 max num frags (v4/v6): 500 num frag: 0 min v4 frag size: 1000 v4 frags accepted: 0 v4 frags completed: 0 v4 frags expired: 0 v4 frags too small: 0 v4 frags overlapped: 0 v4 frags purged: 0 min v6 frag size: 1280 v6 frags accepted: 0 v6 frags completed: 0 v6 frags expired: 0 v6 frags too small: 0 v6 frags overlapped: 0 v6 frags purged: 0 ]) ]) # DPCTL_CHECK_FRAGMENTATION_PASS() # # Used to check fragmentation counters for some fragmentation tests using # the userspace datapath. m4_define([DPCTL_CHECK_FRAGMENTATION_PASS], [ AT_CHECK([ovs-appctl dpctl/ipf-get-status --more], [], [dnl Fragmentation Module Status --------------------------- v4 enabled: 1 v6 enabled: 1 max num frags (v4/v6): 500 num frag: 0 min v4 frag size: 1000 v4 frags accepted: 30 v4 frags completed: 30 v4 frags expired: 0 v4 frags too small: 0 v4 frags overlapped: 0 v4 frags purged: 0 min v6 frag size: 1280 v6 frags accepted: 0 v6 frags completed: 0 v6 frags expired: 0 v6 frags too small: 0 v6 frags overlapped: 0 v6 frags purged: 0 Fragment Lists: ]) ]) # DPCTL_CHECK_V6_FRAGMENTATION_PASS() # # Used to check fragmentation counters for some fragmentation tests using # the userspace datapath. m4_define([DPCTL_CHECK_V6_FRAGMENTATION_PASS], [ AT_CHECK([ovs-appctl dpctl/ipf-get-status --more], [], [dnl Fragmentation Module Status --------------------------- v4 enabled: 1 v6 enabled: 1 max num frags (v4/v6): 1000 num frag: 0 min v4 frag size: 1200 v4 frags accepted: 0 v4 frags completed: 0 v4 frags expired: 0 v4 frags too small: 0 v4 frags overlapped: 0 v4 frags purged: 0 min v6 frag size: 1280 v6 frags accepted: 30 v6 frags completed: 30 v6 frags expired: 0 v6 frags too small: 0 v6 frags overlapped: 0 v6 frags purged: 0 Fragment Lists: ]) ]) # FORMAT_FRAG_LIST([]) # # Strip content from the piped input which can differ from test to test; recirc_id # and ip_id fields in an ipf_list vary from test to test and hence are cleared. m4_define([FORMAT_FRAG_LIST], [[sed -e 's/ip_id=[0-9]*/ip_id=/g' -e 's/recirc_id=[0-9]*/recirc_id=/g']]) # DPCTL_CHECK_FRAGMENTATION_FAIL() # # Used to check fragmentation counters for some fragmentation tests using # the userspace datapath, when failure to transmit fragments is expected. m4_define([DPCTL_CHECK_FRAGMENTATION_FAIL], [ AT_CHECK([ovs-appctl dpctl/ipf-get-status -m | FORMAT_FRAG_LIST()], [], [dnl Fragmentation Module Status --------------------------- v4 enabled: 1 v6 enabled: 1 max num frags (v4/v6): 500 num frag: 7 min v4 frag size: 1000 v4 frags accepted: 7 v4 frags completed: 0 v4 frags expired: 0 v4 frags too small: 0 v4 frags overlapped: 0 v4 frags purged: 0 min v6 frag size: 1280 v6 frags accepted: 0 v6 frags completed: 0 v6 frags expired: 0 v6 frags too small: 0 v6 frags overlapped: 0 v6 frags purged: 0 Fragment Lists: (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) (src=10.1.1.1,dst=10.1.1.2,recirc_id=,ip_id=,dl_type=0x800,zone=9,nw_proto=1,num_fragments=1,state=first frag) ]) ]) # OVS_CHECK_MIN_KERNEL([minversion], [maxversion]) # # The userspace skips all tests that check kernel version. m4_define([OVS_CHECK_MIN_KERNEL], [ AT_SKIP_IF([:]) ]) # OVS_CHECK_KERNEL_EXCL([minversion], [maxversion], [minsublevel], [maxsublevel]) # # The userspace skips all tests that check kernel version. m4_define([OVS_CHECK_KERNEL_EXCL], [ AT_SKIP_IF([:]) ]) # OVS_CHECK_SRV6() m4_define([OVS_CHECK_SRV6], [AT_SKIP_IF([! ip -6 route add fc00::1/96 encap seg6 mode encap dev lo 2>&1 >/dev/null]) AT_CHECK([ip -6 route del fc00::1/96 2>&1 >/dev/null]) OVS_CHECK_FIREWALL()]) # CHECK_LATER_IPV6_FRAGMENTS() # # Userspace is parsing later IPv6 fragments correctly. m4_define([CHECK_LATER_IPV6_FRAGMENTS], []) # VSCTL_ADD_DATAPATH_TABLE() # # Create datapath table "netdev" for userspace tests in ovsdb m4_define([VSCTL_ADD_DATAPATH_TABLE], [ AT_CHECK([ovs-vsctl -- --id=@m create Datapath datapath_version=0 -- set Open_vSwitch . datapaths:"netdev"=@m], [0], [stdout]) DP_TYPE=$(echo "netdev") ]) # 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], [ AT_SKIP_IF([:]) ]) # CHECK_NO_TC_OFFLOAD # # Userspace tests do not use TC offload. m4_define([CHECK_NO_TC_OFFLOAD])