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import time
from unit.applications.lang.python import TestApplicationPython
from unit.option import option
from unit.status import Status
class TestStatus(TestApplicationPython):
prerequisites = {'modules': {'python': 'any'}}
def check_connections(self, accepted, active, idle, closed):
assert Status.get('/connections') == {
'accepted': accepted,
'active': active,
'idle': idle,
'closed': closed,
}
def app_default(self, name="empty", module="wsgi"):
name_dir = f'{option.test_dir}/python/{name}'
return {
"type": self.get_application_type(),
"processes": {"spare": 0},
"path": name_dir,
"working_directory": name_dir,
"module": module,
}
def test_status(self):
assert 'error' in self.conf_delete('/status'), 'DELETE method'
def test_status_requests(self, skip_alert):
skip_alert(r'Python failed to import module "blah"')
assert 'success' in self.conf(
{
"listeners": {
"*:7080": {"pass": "routes"},
"*:7081": {"pass": "applications/empty"},
"*:7082": {"pass": "applications/blah"},
},
"routes": [{"action": {"return": 200}}],
"applications": {
"empty": self.app_default(),
"blah": {
"type": self.get_application_type(),
"processes": {"spare": 0},
"module": "blah",
},
},
},
)
Status.init()
assert self.get()['status'] == 200
assert Status.get('/requests/total') == 1, '2xx'
assert self.get(port=7081)['status'] == 200
assert Status.get('/requests/total') == 2, '2xx app'
assert (
self.get(headers={'Host': '/', 'Connection': 'close'})['status']
== 400
)
assert Status.get('/requests/total') == 3, '4xx'
assert self.get(port=7082)['status'] == 503
assert Status.get('/requests/total') == 4, '5xx'
self.http(
b"""GET / HTTP/1.1
Host: localhost
GET / HTTP/1.1
Host: localhost
Connection: close
""",
raw=True,
)
assert Status.get('/requests/total') == 6, 'pipeline'
sock = self.get(port=7081, no_recv=True)
time.sleep(1)
assert Status.get('/requests/total') == 7, 'no receive'
sock.close()
def test_status_connections(self):
assert 'success' in self.conf(
{
"listeners": {
"*:7080": {"pass": "routes"},
"*:7081": {"pass": "applications/delayed"},
},
"routes": [{"action": {"return": 200}}],
"applications": {
"delayed": self.app_default("delayed"),
},
},
)
Status.init()
# accepted, closed
assert self.get()['status'] == 200
self.check_connections(1, 0, 0, 1)
# idle
(_, sock) = self.get(
headers={'Host': 'localhost', 'Connection': 'keep-alive'},
start=True,
read_timeout=1,
)
self.check_connections(2, 0, 1, 1)
self.get(sock=sock)
self.check_connections(2, 0, 0, 2)
# active
(_, sock) = self.get(
headers={
'Host': 'localhost',
'X-Delay': '2',
'Connection': 'close',
},
port=7081,
start=True,
read_timeout=1,
)
self.check_connections(3, 1, 0, 2)
self.get(sock=sock)
self.check_connections(3, 0, 0, 3)
def test_status_applications(self):
def check_applications(expert):
apps = list(self.conf_get('/status/applications').keys()).sort()
assert apps == expert.sort()
def check_application(name, running, starting, idle, active):
assert Status.get(f'/applications/{name}') == {
'processes': {
'running': running,
'starting': starting,
'idle': idle,
},
'requests': {'active': active},
}
self.load('delayed')
Status.init()
check_applications(['delayed'])
check_application('delayed', 0, 0, 0, 0)
# idle
assert self.get()['status'] == 200
check_application('delayed', 1, 0, 1, 0)
assert 'success' in self.conf('4', 'applications/delayed/processes')
check_application('delayed', 4, 0, 4, 0)
# active
(_, sock) = self.get(
headers={
'Host': 'localhost',
'X-Delay': '2',
'Connection': 'close',
},
start=True,
read_timeout=1,
)
check_application('delayed', 4, 0, 3, 1)
sock.close()
# starting
assert 'success' in self.conf(
{
"listeners": {
"*:7080": {"pass": "applications/restart"},
"*:7081": {"pass": "applications/delayed"},
},
"routes": [],
"applications": {
"restart": self.app_default("restart", "longstart"),
"delayed": self.app_default("delayed"),
},
},
)
Status.init()
check_applications(['delayed', 'restart'])
check_application('restart', 0, 0, 0, 0)
check_application('delayed', 0, 0, 0, 0)
self.get(read_timeout=1)
check_application('restart', 0, 1, 0, 1)
check_application('delayed', 0, 0, 0, 0)
def test_status_proxy(self):
assert 'success' in self.conf(
{
"listeners": {
"*:7080": {"pass": "routes"},
"*:7081": {"pass": "applications/empty"},
},
"routes": [
{
"match": {"uri": "/"},
"action": {"proxy": "http://127.0.0.1:7081"},
}
],
"applications": {
"empty": self.app_default(),
},
},
)
Status.init()
assert self.get()['status'] == 200
self.check_connections(2, 0, 0, 2)
assert Status.get('/requests/total') == 2, 'proxy'
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