1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
#!/bin/sh
launch_server() {
server_name=$1
server_exec=$2
server_conf=$3
log="${t_server_null_logdir}/${server_name}.log"
status="${server_name}.status"
pid="${server_name}.pid"
# Allow reading this file even umask values are strict
touch "$log"
# Try to launch the server
$RUN_SUDO "${server_exec}" \
$server_conf \
--status "${status}" 1 \
--writepid "${pid}" \
--explicit-exit-notify 3 > "$log" 2>&1 &
sleep 1
if ! [ -r "$pid" ] || [ -z "$pid" ]; then
echo "ERROR: failed to start server $server_name"
tail -n 20 "$log"
fi
}
# Make server log files readable by normal users
umask 022
# Load base/default configuration
. "${srcdir}/t_server_null_default.rc" || exit 1
# Load local configuration, if any
test -r ./t_server_null.rc && . ./t_server_null.rc
# We can't exit immediately on the first failure as that could leave processes
# lying around.
retval=0
# Launch test servers
for SUF in $TEST_SERVER_LIST
do
eval server_name=\"\$SERVER_NAME_$SUF\"
eval server_exec=\"\$SERVER_EXEC_$SUF\"
eval server_conf=\"\$SERVER_CONF_$SUF\"
(launch_server "${server_name}" "${server_exec}" "${server_conf}")
done
# Create a list of server pid files so that servers can be killed at the end of
# the test run.
#
export server_pid_files=""
for SUF in $TEST_SERVER_LIST
do
eval server_name=\"\$SERVER_NAME_$SUF\"
server_pid_files="${server_pid_files} ./${server_name}.pid"
done
# Wait until clients are no more, based on the presence of their pid files.
# Based on practical testing we have to wait at least four seconds to avoid
# accidentally exiting too early.
count=0
maxcount=4
while [ $count -le $maxcount ]; do
if ls t_server_null_client.sh*.pid > /dev/null 2>&1
then
count=0
sleep 1
else
count=$(( count + 1))
sleep 1
fi
done
echo "All clients have disconnected from all servers"
# Make sure that the server processes are truly dead before exiting. If a
# server process does not exit in 15 seconds assume it never will, move on and
# hope for the best.
echo "Waiting for servers to exit"
for PID_FILE in $server_pid_files
do
SERVER_PID=$(cat "${PID_FILE}")
if [ -z "$SERVER_PID" ] ; then
echo "WARNING: could not kill server ${PID_FILE}!"
continue
fi
# Attempt to kill the OpenVPN server gracefully with SIGTERM
$RUN_SUDO $KILL_EXEC "${SERVER_PID}"
count=0
maxcount=75
while [ $count -le $maxcount ]
do
$RUN_SUDO kill -0 "${SERVER_PID}" 2> /dev/null || break
count=$(( count + 1))
sleep 0.2
done
# If server is still up send a SIGKILL
if [ $count -ge $maxcount ]; then
$RUN_SUDO $KILL_EXEC -9 "${SERVER_PID}"
SERVER_NAME=$(basename $PID_FILE|cut -d . -f 1)
echo "ERROR: had to send SIGKILL to server ${SERVER_NAME} with pid ${SERVER_PID}!"
echo "Tail of server log:"
tail -n 20 "${t_server_null_logdir}/${SERVER_NAME}.log"
retval=1
fi
done
exit $retval
|
