AT_BANNER([ovs-vswitchd]) dnl The OVS initscripts never make an empty database (one without even an dnl Open_vSwitch record) visible to ovs-vswitchd, but hand-rolled scripts dnl sometimes do. At one point, "ovs-vswitchd --detach" would never detach dnl and use 100% CPU if this happened, so this test checks for regression. AT_SETUP([ovs-vswitchd detaches correctly with empty db]) on_exit 'kill `cat ovsdb-server.pid ovs-vswitchd.pid`' dnl Create database. touch .conf.db.~lock~ AT_CHECK([ovsdb-tool create conf.db $abs_top_srcdir/vswitchd/vswitch.ovsschema]) dnl Start ovsdb-server. *Don't* initialize database. AT_CHECK([ovsdb-server --detach --no-chdir --pidfile --log-file --remote=punix:$OVS_RUNDIR/db.sock], [0], [ignore], [ignore]) AT_CAPTURE_FILE([ovsdb-server.log]) dnl Start ovs-vswitchd. AT_CHECK([ovs-vswitchd --detach --no-chdir --pidfile --enable-dummy --disable-system --log-file], [0], [], [stderr]) AT_CAPTURE_FILE([ovs-vswitchd.log]) dnl ovs-vswitchd detached OK or we wouldn't have made it this far. Success. OVS_APP_EXIT_AND_WAIT([ovs-vswitchd]) OVS_APP_EXIT_AND_WAIT([ovsdb-server]) AT_CLEANUP dnl ---------------------------------------------------------------------- m4_define([OVS_VSCTL_CHECK_RX_PKT], [ AT_CHECK([ovs-vsctl list int $1 | grep statistics | sed -n 's/^.*\(rx_packets=[[0-9]][[0-9]]*\).*$/\1/p'],[0], [dnl rx_packets=$2 ]) ]) AT_SETUP([ovs-vswitchd -- stats-update-interval]) OVS_VSWITCHD_START([add-port br0 p1 -- set int p1 type=internal]) ovs-appctl time/stop dnl at the beginning, the update of rx_packets should happen every 5 seconds. ovs-appctl time/warp 11000 1000 OVS_VSCTL_CHECK_RX_PKT([p1], [0]) AT_CHECK([ovs-appctl netdev-dummy/receive p1 'eth(src=50:54:00:00:00:09,dst=50:54:00:00:00:0a),eth_type(0x0800),ipv4(src=10.0.0.2,dst=10.0.0.1,proto=1,tos=0,ttl=64,frag=no),icmp(type=8,code=0)']) ovs-appctl time/warp 11000 1000 OVS_VSCTL_CHECK_RX_PKT([p1], [1]) dnl set the stats update interval to 100K ms, the following 'recv' should not be updated. AT_CHECK([ovs-vsctl set O . other_config:stats-update-interval=100000]) ovs-appctl time/warp 51000 1000 for i in `seq 1 5`; do AT_CHECK([ovs-appctl netdev-dummy/receive p1 'eth(src=50:54:00:00:00:09,dst=50:54:00:00:00:0a),eth_type(0x0800),ipv4(src=10.0.0.2,dst=10.0.0.1,proto=1,tos=0,ttl=64,frag=no),icmp(type=8,code=0)']) done OVS_VSCTL_CHECK_RX_PKT([p1], [1]) dnl advance the clock by 100K ms, the previous 'recv' should be updated. ovs-appctl time/warp 100000 1000 OVS_VSCTL_CHECK_RX_PKT([p1], [6]) dnl now remove the configuration. 'recv' one packet. there should be an update after 5000 ms. AT_CHECK([ovs-vsctl clear O . other_config]) AT_CHECK([ovs-appctl netdev-dummy/receive p1 'eth(src=50:54:00:00:00:09,dst=50:54:00:00:00:0a),eth_type(0x0800),ipv4(src=10.0.0.2,dst=10.0.0.1,proto=1,tos=0,ttl=64,frag=no),icmp(type=8,code=0)']) ovs-appctl time/warp 11000 1000 OVS_VSCTL_CHECK_RX_PKT([p1], [7]) OVS_VSWITCHD_STOP AT_CLEANUP dnl ---------------------------------------------------------------------- AT_SETUP([ovs-vswitchd -- start additional ovs-vswitchd process]) OVS_VSWITCHD_START # start another ovs-vswitchd process. ovs-vswitchd --log-file=fakelog --unixctl=unixctl2 --pidfile=ovs-vswitchd-2.pid & on_exit 'kill `cat ovs-vswitchd-2.pid`' # sleep for a while sleep 5 # stop the process. OVS_APP_EXIT_AND_WAIT_BY_TARGET(["`pwd`"/unixctl2], [`pwd`/ovs-vswitchd-2.pid]) # check the fakelog, should only see one ERR for reporting # the existing ovs-vswitchd process. AT_CHECK([test `grep ERR fakelog | wc -l` -eq 1]) AT_CHECK([tail -n1 fakelog | sed -e 's/^.*ERR|//; s/pid [[0-9]]*//'], [0], [dnl another ovs-vswitchd process is running, disabling this process () until it goes away ]) OVS_VSWITCHD_STOP AT_CLEANUP dnl ---------------------------------------------------------------------- AT_SETUP([ovs-vswitchd -- switch over to another ovs-vswitchd process]) OVS_VSWITCHD_START # start a new ovs-vswitchd process. ovs-vswitchd --log-file=fakelog --enable-dummy --unixctl=unixctl2 --pidfile=ovs-vswitchd-2.pid & on_exit 'kill `cat ovs-vswitchd-2.pid`' # sleep for a while. sleep 5 # kill the current active ovs-vswitchd process. kill `cat ovs-vswitchd.pid` sleep 5 # check the creation of br0 on the new ovs-vswitchd process. AT_CHECK([grep "bridge br0" fakelog | sed -e 's/port [[0-9]]*$/port/; s/datapath ID [[a-z0-9]]*$/datapath ID/;s/^.*INFO|//'], [0], [dnl bridge br0: added interface br0 on port bridge br0: using datapath ID ]) # stop the process. OVS_APP_EXIT_AND_WAIT_BY_TARGET(["`pwd`"/unixctl2], [ovs-vswitchd-2.pid]) # check the fakelog, should not see WARN/ERR/EMER log other than the one # for reporting the existing ovs-vswitchd process and the one for killing # the process. AT_CHECK([sed -n " /|ERR|another ovs-vswitchd process is running/d /|WARN|/p /|ERR|/p /|EMER|/p" fakelog ]) # cleanup. kill `cat ovsdb-server.pid` AT_CLEANUP dnl ---------------------------------------------------------------------- AT_SETUP([ovs-vswitchd -- invalid database path]) # start an ovs-vswitchd process with invalid db path. ovs-vswitchd unix:invalid.db.sock --log-file --enable-dummy --pidfile & on_exit 'kill `cat ovs-vswitchd.pid`' # sleep for a while. sleep 10 # stop the process. OVS_APP_EXIT_AND_WAIT([ovs-vswitchd]) # should not see this log (which indicates high cpu utilization). AT_CHECK([grep "wakeup due to" ovs-vswitchd.log], [ignore]) # check the log, should not see any WARN/ERR/EMER log. AT_CHECK([sed -n " /|WARN|/p /|ERR|/p /|EMER|/p" ovs-vswitchd.log ]) AT_CLEANUP dnl ---------------------------------------------------------------------- AT_SETUP([ovs-vswitchd -- set service controller]) AT_SKIP_IF([test "$IS_WIN32" = "yes"]) OVS_VSWITCHD_START AT_CHECK([ovs-vsctl set-controller br0 punix:$(pwd)/br0.void]) OVS_WAIT_UNTIL([test -e br0.void]) AT_CHECK([ovs-vsctl set-controller br0 punix:$(pwd)/br0.void/../overwrite.file]) OVS_WAIT_UNTIL([test -n "`grep ERR ovs-vswitchd.log | grep overwrite.file`"]) OVS_VSWITCHD_STOP(["/Not adding Unix domain socket controller/d"]) AT_CLEANUP dnl ---------------------------------------------------------------------- dnl OVSDB server before release version 2.5 does not support the monitor_cond dnl method. This test defeatures the OVSDB server to simulate an older dnl OVSDB server and make sure ovs-vswitchd can still work with it AT_SETUP([ovs-vswitchd -- Compatible with OVSDB server - w/o monitor_cond]) OVS_VSWITCHD_START dnl defeature OVSDB server -- no monitor_cond AT_CHECK([ovs-appctl -t ovsdb-server ovsdb-server/disable-monitor-cond]) sleep 1 AT_CHECK([ovs-vsctl add-port br0 p0 -- set interface p0 type=internal]) AT_CHECK([ovs-vsctl add-port br0 p1 -- set interface p1 type=internal]) dnl ovs-vswitchd should still 'see' ovsdb change with the 'monitor' method AT_CHECK([ovs-appctl dpif/show | tail -n +3], [0], [dnl br0 65534/100: (dummy-internal) p0 1/1: (dummy-internal) p1 2/2: (dummy-internal) ]) OVS_VSWITCHD_STOP AT_CLEANUP dnl ---------------------------------------------------------------------- AT_SETUP([ovs-vswitchd - do not create sockets with unsafe names]) OVS_VSWITCHD_START # On Unix systems, test for sockets with "test -S". # # On Windows systems, we simulate a socket with a regular file that contains # a TCP port number, so use "test -f" there instead. if test $IS_WIN32 = yes; then S=f else S=S fi # Create a bridge with an ordinary name and make sure that the management # socket gets creatd. AT_CHECK([ovs-vsctl add-br a -- set bridge a datapath-type=dummy]) AT_CHECK([test -$S a.mgmt]) # Create a bridge with an unsafe name and make sure that the management # socket does not get created. mkdir b cat >experr <