HaoTien commented on code in PR #12765: URL: https://github.com/apache/apisix/pull/12765#discussion_r2564858835
########## t/plugin/api-breaker2.t: ########## @@ -0,0 +1,606 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You under the Apache License, Version 2.0 +# (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +use t::APISIX 'no_plan'; + +repeat_each(1); +no_long_string(); +no_shuffle(); +no_root_location(); +log_level('info'); +run_tests; + +__DATA__ + +=== TEST 1: sanity check for unhealthy-ratio policy +--- config + location /t { + content_by_lua_block { + local plugin = require("apisix.plugins.api-breaker") + local ok, err = plugin.check_schema({ + break_response_code = 502, + policy = "unhealthy-ratio", + unhealthy = { + http_statuses = {500}, + error_ratio = 0.5, + min_request_threshold = 10, + sliding_window_size = 300, + permitted_number_of_calls_in_half_open_state = 3 + }, + healthy = { + http_statuses = {200}, + success_ratio = 0.6 + }, + }) + if not ok then + ngx.say(err) + end + + ngx.say("done") + } + } +--- request +GET /t +--- response_body +done + + + +=== TEST 2: default configuration for unhealthy-ratio policy +--- config + location /t { + content_by_lua_block { + local plugin = require("apisix.plugins.api-breaker") + local conf = { + break_response_code = 502, + policy = "unhealthy-ratio" + } + + local ok, err = plugin.check_schema(conf) + if not ok then + ngx.say(err) + end + + ngx.say(require("toolkit.json").encode(conf)) + } + } +--- request +GET /t +--- response_body +{"break_response_code":502,"healthy":{"http_statuses":[200],"success_ratio":0.6},"max_breaker_sec":300,"policy":"unhealthy-ratio","unhealthy":{"error_ratio":0.5,"http_statuses":[500],"min_request_threshold":10,"permitted_number_of_calls_in_half_open_state":3,"sliding_window_size":300}} + + + +=== TEST 3: bad error_ratio (too high) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": 1.5, + "min_request_threshold": 10 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"unhealthy\" validation failed: property \"error_ratio\" validation failed: expected 1.5 to be at most 1"} + + + +=== TEST 4: bad error_ratio (negative) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": -0.1, + "min_request_threshold": 10 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"unhealthy\" validation failed: property \"error_ratio\" validation failed: expected -0.1 to be at least 0"} + + + +=== TEST 5: bad min_request_threshold (zero) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": 0.5, + "min_request_threshold": 0 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"unhealthy\" validation failed: property \"min_request_threshold\" validation failed: expected 0 to be at least 1"} + + + +=== TEST 6: bad sliding_window_size (too small) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": 0.5, + "min_request_threshold": 10, + "sliding_window_size": 5 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"unhealthy\" validation failed: property \"sliding_window_size\" validation failed: expected 5 to be at least 10"} + + + +=== TEST 7: bad sliding_window_size (too large) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": 0.5, + "min_request_threshold": 10, + "sliding_window_size": 4000 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"unhealthy\" validation failed: property \"sliding_window_size\" validation failed: expected 4000 to be at most 3600"} + + + +=== TEST 8: bad success_ratio (too high) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": 0.5, + "min_request_threshold": 10 + }, + "healthy": { + "http_statuses": [200], + "success_ratio": 1.5 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"healthy\" validation failed: property \"success_ratio\" validation failed: expected 1.5 to be at most 1"} + + + +=== TEST 9: bad permitted_number_of_calls_in_half_open_state (too large) +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "policy": "unhealthy-ratio", + "unhealthy": { + "http_statuses": [500], + "error_ratio": 0.5, + "min_request_threshold": 10, + "sliding_window_size": 300, + "permitted_number_of_calls_in_half_open_state": 25 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.print(body) + } + } +--- request +GET /t +--- error_code: 400 +--- response_body +{"error_msg":"failed to check the configuration of plugin api-breaker err: property \"unhealthy\" validation failed: property \"permitted_number_of_calls_in_half_open_state\" validation failed: expected 25 to be at most 20"} + + + +=== TEST 10: set route with unhealthy-ratio policy +--- config + location /t { + content_by_lua_block { + local t = require("lib.test_admin").test + local code, body = t('/apisix/admin/routes/1', + ngx.HTTP_PUT, + [[{ + "plugins": { + "api-breaker": { + "break_response_code": 502, + "break_response_body": "Upstream failure", + "policy": "unhealthy-ratio", + "max_breaker_sec": 10, + "unhealthy": { + "http_statuses": [500, 503], + "error_ratio": 0.6, + "min_request_threshold": 3, + "sliding_window_size": 60, + "permitted_number_of_calls_in_half_open_state": 2 + }, + "healthy": { + "http_statuses": [200], + "successes": 2 + } + } + }, + "upstream": { + "nodes": { + "127.0.0.1:1980": 1 + }, + "type": "roundrobin" + }, + "uri": "/api_breaker" + }]] + ) + + if code >= 300 then + ngx.status = code + end + ngx.say(body) + } + } +--- request +GET /t +--- response_body +passed + + + +=== TEST $((${1}+1)): hit route (return 200) +--- request +GET /api_breaker +--- response_body +hello world + + + +=== TEST $((${1}+1)): hit route and return 500 (first failure) +--- request +GET /api_breaker?code=500 +--- error_code: 500 +--- response_body +fault injection! Review Comment: May I ask if there is an official test image of apisix? It is very difficult to set up the environment for testing .t files locally -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
