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7768504e
Commit
7768504e
authored
Aug 29, 2019
by
Łukasz Nowak
Committed by
Łukasz Nowak
Aug 30, 2019
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caddy-frontend/test: Cover ATS cases for timeouts
parent
929986c8
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software/caddy-frontend/test/test.py
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software/caddy-frontend/test/test.py
View file @
7768504e
...
@@ -45,6 +45,7 @@ import ipaddress
...
@@ -45,6 +45,7 @@ import ipaddress
import
StringIO
import
StringIO
import
gzip
import
gzip
import
base64
import
base64
import
re
try
:
try
:
...
@@ -1061,6 +1062,7 @@ http://apachecustomhttpsaccepted.example.com:%%(http_port)s {
...
@@ -1061,6 +1062,7 @@ http://apachecustomhttpsaccepted.example.com:%%(http_port)s {
'
kedifa_port
': KEDIFA_PORT,
'
kedifa_port
': KEDIFA_PORT,
'
caucase_port
': CAUCASE_PORT,
'
caucase_port
': CAUCASE_PORT,
'
mpm
-
graceful
-
shutdown
-
timeout
': 2,
'
mpm
-
graceful
-
shutdown
-
timeout
': 2,
'
request
-
timeout
': '
12
',
}
}
@classmethod
@classmethod
...
@@ -3350,6 +3352,89 @@ http://apachecustomhttpsaccepted.example.com:%%(http_port)s {
...
@@ -3350,6 +3352,89 @@ http://apachecustomhttpsaccepted.example.com:%%(http_port)s {
result_direct_https_backend.headers['Set-Cookie']
result_direct_https_backend.headers['Set-Cookie']
)
)
def test_enable_cache_ats_timeout(self):
parameter_dict = self.assertSlaveBase('enable_cache')
# check that timeout seen by ATS does not result in many queries done
# to the backend and that next request works like a charm
result = self.fakeHTTPResult(
parameter_dict['domain'], parameter_dict['public-ipv4'],
'test_enable_cache_ats_timeout', headers={
'Timeout': '15',
'X-Reply-Header-Cache-Control': 'max-age=1, stale-while-'
'revalidate=3600, stale-if-error=3600'})
# ATS timed out
self.assertEqual(
httplib.GATEWAY_TIMEOUT,
result.status_code
)
caddy_log_file = glob.glob(
os.path.join(
self.instance_path, '*', 'var', 'log', 'httpd-cache-direct',
'_enable_cache_access_log'
))[0]
matching_line_amount = 0
pattern = re.compile(
r'.*GET .test_enable_cache_ats_timeout.*" 499.*')
with open(caddy_log_file) as fh:
for line in fh.readlines():
if pattern.match(line):
matching_line_amount += 1
# Caddy used between ATS and the backend received only one connection
self.assertEqual(
1,
matching_line_amount)
timeout = 5
b = time.time()
# ATS created squid.log with a delay
while True:
if (time.time() - b) > timeout:
self.fail('Squid log file did not appear in %ss' % (timeout,))
ats_log_file_list = glob.glob(
os.path.join(
self.instance_path, '*', 'var', 'log', 'trafficserver', 'squid.log'
))
if len(ats_log_file_list) == 1:
ats_log_file = ats_log_file_list[0]
break
time.sleep(0.1)
pattern = re.compile(
r'.*ERR_READ_TIMEOUT/504 .*test_enable_cache_ats_timeout'
'.*TIMEOUT_DIRECT*')
timeout = 5
b = time.time()
# ATS needs some time to flush logs
while True:
matching_line_amount = 0
if (time.time() - b) > timeout:
break
with open(ats_log_file) as fh:
for line in fh.readlines():
if pattern.match(line):
matching_line_amount += 1
if matching_line_amount > 0:
break
time.sleep(0.1)
# ATS has only one entry for this query
self.assertEqual(
1,
matching_line_amount)
# the result is available immediately after
result = self.fakeHTTPResult(
parameter_dict['domain'], parameter_dict['public-ipv4'],
'test-path/deep/.././deeper', headers={
'X-Reply-Header-Cache-Control': 'max-age=1, stale-while-'
'revalidate=3600, stale-if-error=3600'})
self.assertEqualResultJson(result, 'Path', '/test-path/deeper')
def test_enable_cache_disable_no_cache_request(self):
def test_enable_cache_disable_no_cache_request(self):
parameter_dict = self.assertSlaveBase(
parameter_dict = self.assertSlaveBase(
'enable_cache-disable-no-cache-request')
'enable_cache-disable-no-cache-request')
...
...
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