1 AT_BANNER([ovs-vswitchd])
3 dnl The OVS initscripts never make an empty database (one without even an
4 dnl Open_vSwitch record) visible to ovs-vswitchd, but hand-rolled scripts
5 dnl sometimes do. At one point, "ovs-vswitchd --detach" would never detach
6 dnl and use 100% CPU if this happened, so this test checks for regression.
7 AT_SETUP([ovs-vswitchd detaches correctly with empty db])
8 on_exit 'kill `cat ovsdb-server.pid ovs-vswitchd.pid`'
12 AT_CHECK([ovsdb-tool create conf.db $abs_top_srcdir/vswitchd/vswitch.ovsschema])
14 dnl Start ovsdb-server. *Don't* initialize database.
15 AT_CHECK([ovsdb-server --detach --no-chdir --pidfile --log-file --remote=punix:$OVS_RUNDIR/db.sock], [0], [ignore], [ignore])
16 AT_CAPTURE_FILE([ovsdb-server.log])
18 dnl Start ovs-vswitchd.
19 AT_CHECK([ovs-vswitchd --detach --no-chdir --pidfile --enable-dummy --disable-system --log-file], [0], [], [stderr])
20 AT_CAPTURE_FILE([ovs-vswitchd.log])
22 dnl ovs-vswitchd detached OK or we wouldn't have made it this far. Success.
26 dnl ----------------------------------------------------------------------
27 m4_define([OVS_VSCTL_CHECK_RX_PKT], [
28 AT_CHECK([ovs-vsctl list int $1 | grep statistics | sed -n 's/^.*\(rx_packets=[[0-9]][[0-9]]*\).*$/\1/p'],[0],
34 AT_SETUP([ovs-vswitchd -- stats-update-interval])
35 OVS_VSWITCHD_START([add-port br0 p1 -- set int p1 type=internal])
38 dnl at the beginning, the update of rx_packets should happen every 5 seconds.
39 ovs-appctl time/warp 11000 1000
40 OVS_VSCTL_CHECK_RX_PKT([p1], [0])
41 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)'])
42 ovs-appctl time/warp 11000 1000
43 OVS_VSCTL_CHECK_RX_PKT([p1], [1])
45 dnl set the stats update interval to 100K ms, the following 'recv' should not be updated.
46 AT_CHECK([ovs-vsctl set O . other_config:stats-update-interval=100000])
47 ovs-appctl time/warp 51000 1000
48 for i in `seq 1 5`; do
49 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)'])
52 OVS_VSCTL_CHECK_RX_PKT([p1], [1])
53 dnl advance the clock by 100K ms, the previous 'recv' should be updated.
54 ovs-appctl time/warp 100000 1000
55 OVS_VSCTL_CHECK_RX_PKT([p1], [6])
57 dnl now remove the configuration. 'recv' one packet. there should be an update after 5000 ms.
58 AT_CHECK([ovs-vsctl clear O . other_config])
59 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)'])
60 ovs-appctl time/warp 11000 1000
61 OVS_VSCTL_CHECK_RX_PKT([p1], [7])
66 dnl ----------------------------------------------------------------------
67 AT_SETUP([ovs-vswitchd -- start additional ovs-vswitchd process])
70 # start another ovs-vswitchd process.
71 ovs-vswitchd --log-file=fakelog --unixctl="`pwd`"/unixctl &
77 ovs-appctl -t `pwd`/unixctl exit
79 # check the fakelog, should only see one ERR for reporting
80 # the existing ovs-vswitchd process.
81 AT_CHECK([test `grep ERR fakelog | wc -l` -eq 1])
83 AT_CHECK([tail -n1 fakelog | sed -e 's/^.*ERR|//; s/pid [[0-9]]*//'], [0], [dnl
84 another ovs-vswitchd process is running, disabling this process () until it goes away
90 dnl ----------------------------------------------------------------------
91 AT_SETUP([ovs-vswitchd -- switch over to another ovs-vswitchd process])
94 # start a new ovs-vswitchd process.
95 ovs-vswitchd --log-file=fakelog --enable-dummy --unixctl="`pwd`"/unixctl &
100 # kill the current active ovs-vswitchd process.
101 kill `cat ovs-vswitchd.pid`
105 # check the creation of br0 on the new ovs-vswitchd process.
106 AT_CHECK([grep "bridge br0" fakelog | sed -e 's/port [[0-9]]*$/port/;
107 s/datapath ID [[a-z0-9]]*$/datapath ID/;s/^.*INFO|//'], [0], [dnl
108 bridge br0: added interface br0 on port
109 bridge br0: using datapath ID
113 ovs-appctl -t `pwd`/unixctl exit
115 # check the fakelog, should not see WARN/ERR/EMER log other than the one
116 # for reporting the existing ovs-vswitchd process and the one for killing
119 /|ERR|another ovs-vswitchd process is running/d
126 kill `cat ovsdb-server.pid`
129 dnl ----------------------------------------------------------------------
130 AT_SETUP([ovs-vswitchd -- invalid database path])
132 # start an ovs-vswitchd process with invalid db path.
133 ovs-vswitchd unix:invalid.db.sock --log-file=fakelog --enable-dummy --unixctl="`pwd`"/unixctl &
139 ovs-appctl -t `pwd`/unixctl exit
141 # should not see this log (which indicates high cpu utilization).
142 AT_CHECK([grep "wakeup due to" fakelog], [ignore])
144 # check the fakelog, should not see any WARN/ERR/EMER log.
153 dnl ----------------------------------------------------------------------
154 AT_SETUP([ovs-vswitchd -- set service controller])
155 AT_SKIP_IF([test "$IS_WIN32" = "yes"])
158 AT_CHECK([ovs-vsctl set-controller br0 punix:$(pwd)/br0.void])
159 OVS_WAIT_UNTIL([test -e br0.void])
161 AT_CHECK([ovs-vsctl set-controller br0 punix:$(pwd)/br0.void/../overwrite.file])
162 OVS_WAIT_UNTIL([test -n "`grep ERR ovs-vswitchd.log | grep overwrite.file`"])
164 OVS_VSWITCHD_STOP(["/Not adding Unix domain socket controller/d"])
167 dnl ----------------------------------------------------------------------
168 dnl OVSDB server before release version 2.5 does not support the monitor2
169 dnl method. This test defeatures the OVSDB server to simulate an older
170 dnl OVSDB server and make sure ovs-vswitchd can still work with it
171 AT_SETUP([ovs-vswitchd -- Compatible with OVSDB server - w/o monitor2)])
174 dnl defeature OVSDB server -- no monitor2
175 AT_CHECK([ovs-appctl -t ovsdb-server ovsdb-server/disable-monitor2])
179 AT_CHECK([ovs-vsctl add-port br0 p0 -- set interface p0 type=internal])
180 AT_CHECK([ovs-vsctl add-port br0 p1 -- set interface p1 type=internal])
182 dnl ovs-vswitchd should still 'see' ovsdb change with the 'monitor' method
183 AT_CHECK([ovs-appctl dpif/show | tail -n +3], [0], [dnl
184 br0 65534/100: (dummy)