def test_multiple_backends_http_h1(multi_http_test_server_fixture):
"""
Runs the CLI configured to use plain HTTP/1 against multiple test servers, and sanity
checks statistics from both client and server.
"""
nighthawk_client_args = [
"--multi-target-path", "/", "--duration", "100",
"--termination-predicate", "benchmark.http_2xx:24"
]
for uri in multi_http_test_server_fixture.getAllTestServerRootUris():
nighthawk_client_args.append("--multi-target-endpoint")
nighthawk_client_args.append(
uri.replace("http://", "").replace("/", ""))
parsed_json, stderr = multi_http_test_server_fixture.runNighthawkClient(
nighthawk_client_args)
counters = multi_http_test_server_fixture.getNighthawkCounterMapFromJson(
parsed_json)
assertCounterEqual(counters, "benchmark.http_2xx", 25)
assertCounterEqual(counters, "upstream_cx_http1_total", 3)
assertCounterGreater(counters, "upstream_cx_rx_bytes_total", 0)
assertCounterEqual(counters, "upstream_cx_total", 3)
assertCounterGreater(counters, "upstream_cx_tx_bytes_total", 0)
assertCounterEqual(counters, "upstream_rq_pending_total", 3)
assertCounterEqual(counters, "upstream_rq_total", 25)
assertCounterEqual(counters, "default.total_match_count", 3)
total_2xx = 0
for parsed_server_json in multi_http_test_server_fixture.getAllTestServerStatisticsJsons(
):
single_2xx = multi_http_test_server_fixture.getServerStatFromJson(
parsed_server_json, "http.ingress_http.downstream_rq_2xx")
assertBetweenInclusive(single_2xx, 8, 9)
total_2xx += single_2xx
assertBetweenInclusive(total_2xx, 24, 25)
def test_multiple_backends_http_h1(multi_http_test_server_fixture):
"""Test that we can load-test multiple backends on http.
Runs the CLI configured to use plain HTTP/1 against multiple test servers, and sanity
checks statistics from both client and server.
"""
nighthawk_client_args = [
"--multi-target-path", "/", "--duration", "100", "--termination-predicate",
"benchmark.http_2xx:24"
]
for uri in multi_http_test_server_fixture.getAllTestServerRootUris():
nighthawk_client_args.append("--multi-target-endpoint")
nighthawk_client_args.append(uri.replace("http://", "").replace("/", ""))
parsed_json, stderr = multi_http_test_server_fixture.runNighthawkClient(nighthawk_client_args)
counters = multi_http_test_server_fixture.getNighthawkCounterMapFromJson(parsed_json)
asserts.assertCounterEqual(counters, "benchmark.http_2xx", 25)
# Assert that we at least have 1 connection per backend. It is possible that
# the # of upstream_cx > # of backend connections for H1 as new connections
# will spawn if the existing clients cannot keep up with the RPS.
asserts.assertCounterGreaterEqual(counters, "upstream_cx_http1_total", 3)
asserts.assertCounterGreaterEqual(counters, "upstream_cx_total", 3)
asserts.assertCounterGreaterEqual(counters, "upstream_rq_pending_total", 3)
asserts.assertCounterGreater(counters, "upstream_cx_rx_bytes_total", 0)
asserts.assertCounterGreater(counters, "upstream_cx_tx_bytes_total", 0)
asserts.assertCounterEqual(counters, "upstream_rq_total", 25)
asserts.assertCounterEqual(counters, "default.total_match_count", 3)
for parsed_server_json in multi_http_test_server_fixture.getAllTestServerStatisticsJsons():
single_2xx = multi_http_test_server_fixture.getServerStatFromJson(
parsed_server_json, "http.ingress_http.downstream_rq_2xx")
# Confirm that each backend receives some traffic
asserts.assertGreaterEqual(single_2xx, 1)