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Thomas Leymonerie
slapos.toolbox
Commits
a57c27c9
Commit
a57c27c9
authored
May 04, 2020
by
Nicolas Wavrant
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test: new test suite for Equeue
See merge request !81
parents
cd66c842
e69be346
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slapos/test/test_equeue.py
slapos/test/test_equeue.py
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a57c27c9
import
json
import
multiprocessing
import
os
import
socket
import
time
import
unittest
from
slapos.equeue
import
EqueueServer
class
Options
:
def
__init__
(
self
,
logfile
,
loglevel
,
database
,
takeover_triggered_file_path
,
lockfile
,
timeout
):
self
.
logfile
=
[
logfile
]
self
.
loglevel
=
[
loglevel
]
self
.
database
=
[
database
]
self
.
takeover_triggered_file_path
=
[
takeover_triggered_file_path
]
self
.
lockfile
=
lockfile
self
.
timeout
=
timeout
class
TestEqueue
(
unittest
.
TestCase
):
def
setUp
(
self
):
cwd
=
os
.
getcwd
()
(
self
.
logfile
,
self
.
database
,
self
.
takeover_triggered_file_path
,
self
.
lockfile
,
self
.
socket
,
self
.
testfile
,
)
=
self
.
file_list
=
map
(
os
.
path
.
join
,
(
'equeue.log'
,
'equeue.db'
,
'takeover.txt'
,
'equeue.lock'
,
'equeue.sock'
,
'testfile.txt'
,
))
self
.
options
=
Options
(
logfile
=
self
.
logfile
,
loglevel
=
'INFO'
,
database
=
self
.
database
,
takeover_triggered_file_path
=
self
.
takeover_triggered_file_path
,
lockfile
=
self
.
lockfile
,
timeout
=
3
,
)
self
.
equeue_server
=
None
def
tearDown
(
self
):
self
.
equeue_server
.
server_close
()
for
filename
in
self
.
file_list
:
if
os
.
path
.
exists
(
filename
):
os
.
unlink
(
filename
)
def
test_onlyOneCommandRunAtTheTime
(
self
):
self
.
equeue_server
=
EqueueServer
(
self
.
socket
,
equeue_options
=
self
.
options
)
server_process
=
multiprocessing
.
Process
(
target
=
self
.
equeue_server
.
serve_forever
)
server_process
.
start
()
self
.
assertTrue
(
os
.
path
.
exists
(
self
.
options
.
database
[
0
]))
self
.
assertTrue
(
os
.
path
.
exists
(
self
.
socket
))
# Prepare 2 requests, the first one including a delay.
# If more than one request can be run at a time, then
# the second would execute first, and the content of the
# test file would be overwriten by command 1.
request_1
=
{
'timestamp'
:
1
,
'command'
:
"bash
\
0
-c
\
0
sleep 3 && echo 1 > %s"
%
self
.
testfile
,
}
request_2
=
{
'timestamp'
:
2
,
'command'
:
"bash
\
0
-c
\
0
echo 2 > %s"
%
self
.
testfile
,
}
for
request
in
(
request_1
,
request_2
):
equeue_socket
=
socket
.
socket
(
socket
.
AF_UNIX
,
socket
.
SOCK_STREAM
)
equeue_socket
.
connect
(
self
.
socket
)
equeue_socket
.
send
(
json
.
dumps
(
request
))
result
=
equeue_socket
.
recv
(
1024
)
self
.
assertEqual
(
result
,
request
[
'command'
])
equeue_socket
.
close
()
# Wait for the 1st command to finish
time
.
sleep
(
5
)
with
open
(
self
.
testfile
,
'r'
)
as
fd
:
self
.
assertEqual
(
fd
.
read
(),
'2
\
n
'
)
server_process
.
terminate
()
def
test_doNotRunACommandIfItHasAlreadyRun
(
self
):
self
.
equeue_server
=
EqueueServer
(
self
.
socket
,
equeue_options
=
self
.
options
)
server_process
=
multiprocessing
.
Process
(
target
=
self
.
equeue_server
.
serve_forever
)
server_process
.
start
()
self
.
assertTrue
(
os
.
path
.
exists
(
self
.
options
.
database
[
0
]))
self
.
assertTrue
(
os
.
path
.
exists
(
self
.
socket
))
# Run 2 times the same command (bash), but with different
# parameters (equeue doesn't care about parameters). As the
# timestamp is the same, the second command shouldn't be run
request_1
=
{
'timestamp'
:
1
,
'command'
:
"bash
\
0
-c
\
0
echo 1 > %s"
%
self
.
testfile
,
}
request_2
=
{
'timestamp'
:
1
,
'command'
:
"bash
\
0
-c
\
0
echo 2 > %s"
%
self
.
testfile
,
}
for
request
in
(
request_1
,
request_2
):
equeue_socket
=
socket
.
socket
(
socket
.
AF_UNIX
,
socket
.
SOCK_STREAM
)
equeue_socket
.
connect
(
self
.
socket
)
equeue_socket
.
send
(
json
.
dumps
(
request
))
result
=
equeue_socket
.
recv
(
1024
)
self
.
assertEqual
(
result
,
request
[
'command'
])
equeue_socket
.
close
()
# Give a bit of time for command to run
time
.
sleep
(
2
)
with
open
(
self
.
testfile
,
'r'
)
as
fd
:
self
.
assertEqual
(
fd
.
read
(),
'1
\
n
'
)
server_process
.
terminate
()
def
test_doNothingIfTakeoverHasBeenTriggered
(
self
):
self
.
equeue_server
=
EqueueServer
(
self
.
socket
,
equeue_options
=
self
.
options
)
server_process
=
multiprocessing
.
Process
(
target
=
self
.
equeue_server
.
serve_forever
)
server_process
.
start
()
self
.
assertTrue
(
os
.
path
.
exists
(
self
.
options
.
database
[
0
]))
self
.
assertTrue
(
os
.
path
.
exists
(
self
.
socket
))
# Create takeover file
with
open
(
self
.
takeover_triggered_file_path
,
'w'
)
as
f
:
f
.
write
(
'
\
0
'
)
request
=
{
'timestamp'
:
1
,
'command'
:
"bash
\
0
-c
\
0
echo 1 > %s"
%
self
.
testfile
,
}
equeue_socket
=
socket
.
socket
(
socket
.
AF_UNIX
,
socket
.
SOCK_STREAM
)
equeue_socket
.
connect
(
self
.
socket
)
equeue_socket
.
send
(
json
.
dumps
(
request
))
result
=
equeue_socket
.
recv
(
1024
)
self
.
assertEqual
(
result
,
request
[
'command'
])
equeue_socket
.
close
()
# Give a bit of time for command to run
time
.
sleep
(
2
)
self
.
assertFalse
(
os
.
path
.
exists
(
self
.
testfile
))
server_process
.
terminate
()
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