mirror of
https://gitee.com/iresty/apisix.git
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653e15350b
Since lua-resty-dns-client provides an internal cache, we don't need to cache it twice. Signed-off-by: spacewander <spacewanderlzx@gmail.com>
508 lines
12 KiB
Perl
Vendored
508 lines
12 KiB
Perl
Vendored
#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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use t::APISIX 'no_plan';
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repeat_each(1);
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log_level('info');
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no_root_location();
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no_shuffle();
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run_tests();
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__DATA__
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=== TEST 1: route with one upstream node
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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local code, body = t('/apisix/admin/routes/1',
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ngx.HTTP_PUT,
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[[{
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"upstream": {
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"nodes": {
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"test.com:1980": 1
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},
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"type": "roundrobin"
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},
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"uri": "/hello"
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}]]
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)
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if code >= 300 then
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ngx.status = code
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end
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ngx.say(body)
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}
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}
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--- request
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GET /t
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--- response_body
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passed
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--- no_error_log
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[error]
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=== TEST 2: hit route, resolve upstream node to "127.0.0.2" always
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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utils.dns_parse = function (domain) -- mock: DNS parser
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if domain == "test.com" then
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return {address = "127.0.0.2"}
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end
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error("unknown domain: " .. domain)
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end
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--- request
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GET /hello
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--- response_body
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hello world
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--- no_error_log
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[error]
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=== TEST 3: hit route, resolve upstream node to different values
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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local count = 0
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utils.dns_parse = function (domain) -- mock: DNS parser
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count = count + 1
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if domain == "test.com" then
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return {address = "127.0.0." .. count}
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end
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error("unknown domain: " .. domain)
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end
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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core.log.info("call /hello")
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local code, body = t('/hello', ngx.HTTP_GET)
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}
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}
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--- request
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GET /t
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--- grep_error_log eval
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qr/dns resolver domain: test.com to 127.0.0.\d|call \/hello|proxy request to 127.0.0.\d:1980/
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--- grep_error_log_out
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call /hello
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dns resolver domain: test.com to 127.0.0.1
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proxy request to 127.0.0.1:1980
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=== TEST 4: set route with two upstream nodes
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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local code, body = t('/apisix/admin/routes/1',
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ngx.HTTP_PUT,
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[[{
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"upstream": {
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"nodes": {
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"test.com:1980": 1,
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"test2.com:1980": 1
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},
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"type": "roundrobin"
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},
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"uri": "/hello"
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}]]
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)
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if code >= 300 then
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ngx.status = code
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end
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ngx.say(body)
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}
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}
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--- request
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GET /t
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--- response_body
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passed
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--- no_error_log
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[error]
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=== TEST 5: hit route, resolve the upstream node to "127.0.0.2"
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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utils.dns_parse = function (domain) -- mock: DNS parser
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if domain == "test.com" or domain == "test2.com" then
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return {address = "127.0.0.2"}
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end
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error("unknown domain: " .. domain)
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end
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--- request
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GET /hello
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--- response_body
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hello world
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--- no_error_log
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[error]
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=== TEST 6: hit route, resolve upstream node to different values
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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local count = 0
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utils.dns_parse = function (domain) -- mock: DNS parser
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count = count + 1
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if domain == "test.com" or domain == "test2.com" then
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return {address = "127.0.0." .. count}
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end
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error("unknown domain: " .. domain)
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end
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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core.log.info("call /hello")
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local code, body = t('/hello', ngx.HTTP_GET)
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core.log.warn("code: ", code)
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}
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}
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--- request
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GET /t
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--- grep_error_log eval
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qr/dns resolver domain: \w+.com to 127.0.0.\d|call \/hello|proxy request to 127.0.0.\d:1980/
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--- grep_error_log_out eval
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qr/call \/hello(
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dns resolver domain: test.com to 127.0.0.1
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dns resolver domain: test2.com to 127.0.0.2|
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dns resolver domain: test2.com to 127.0.0.1
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dns resolver domain: test.com to 127.0.0.2)
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proxy request to 127.0.0.[12]:1980
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/
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=== TEST 7: upstream with one upstream node
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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local code, body = t('/apisix/admin/upstreams/1',
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ngx.HTTP_PUT,
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[[{
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"nodes": {
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"test.com:1980": 1
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},
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"type": "roundrobin",
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"desc": "new upstream"
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}]]
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)
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if code >= 300 then
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ngx.status = code
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end
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ngx.say(body)
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}
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}
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--- request
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GET /t
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--- response_body
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passed
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--- no_error_log
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[error]
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=== TEST 8: set route with upstream_id 1
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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local code, body = t('/apisix/admin/routes/1',
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ngx.HTTP_PUT,
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[[{
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"uri": "/hello",
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"upstream_id": "1"
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}]]
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)
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if code >= 300 then
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ngx.status = code
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end
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ngx.say(body)
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}
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}
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--- request
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GET /t
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--- response_body
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passed
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--- no_error_log
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[error]
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=== TEST 9: hit route, resolve upstream node to different values
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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local count = 0
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utils.dns_parse = function (domain) -- mock: DNS parser
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count = count + 1
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if domain == "test.com" then
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return {address = "127.0.0." .. count}
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end
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error("unknown domain: " .. domain)
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end
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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core.log.info("call /hello")
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local code, body = t('/hello', ngx.HTTP_GET)
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}
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}
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--- request
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GET /t
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--- grep_error_log eval
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qr/dns resolver domain: test.com to 127.0.0.\d|call \/hello|proxy request to 127.0.0.\d:1980/
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--- grep_error_log_out
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call /hello
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dns resolver domain: test.com to 127.0.0.1
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proxy request to 127.0.0.1:1980
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=== TEST 10: two upstream nodes in upstream object
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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local code, body = t('/apisix/admin/upstreams/1',
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ngx.HTTP_PUT,
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[[{
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"nodes": {
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"test.com:1980": 1,
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"test2.com:1980": 1
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},
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"type": "roundrobin",
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"desc": "new upstream"
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}]]
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)
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if code >= 300 then
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ngx.status = code
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end
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ngx.say(body)
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}
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}
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--- request
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GET /t
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--- response_body
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passed
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--- no_error_log
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[error]
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=== TEST 11: hit route, resolve upstream node to different values
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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local count = 0
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utils.dns_parse = function (domain) -- mock: DNS parser
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count = count + 1
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if domain == "test.com" or domain == "test2.com" then
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return {address = "127.0.0." .. count}
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end
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error("unknown domain: " .. domain)
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end
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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core.log.info("call /hello")
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local code, body = t('/hello', ngx.HTTP_GET)
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}
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}
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--- request
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GET /t
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--- grep_error_log eval
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qr/dns resolver domain: \w+.com to 127.0.0.\d|call \/hello|proxy request to 127.0.0.\d:1980/
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--- grep_error_log_out eval
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qr/call \/hello(
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dns resolver domain: test.com to 127.0.0.1
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dns resolver domain: test2.com to 127.0.0.2|
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dns resolver domain: test2.com to 127.0.0.1
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dns resolver domain: test.com to 127.0.0.2)
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proxy request to 127.0.0.[12]:1980
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/
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=== TEST 12: dns cached expired, resolve the domain always with same value
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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local count = 1
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utils.dns_parse = function (domain) -- mock: DNS parser
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if domain == "test.com" or domain == "test2.com" then
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return {address = "127.0.0.1"}
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end
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error("unknown domain: " .. domain)
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end
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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core.log.info("call /hello")
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local code, body = t('/hello', ngx.HTTP_GET)
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}
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}
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--- request
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GET /t
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--- grep_error_log eval
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qr/dns resolver domain: \w+.com to 127.0.0.\d|call \/hello|proxy request to 127.0.0.\d:1980/
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--- grep_error_log_out eval
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qr/call \/hello(
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dns resolver domain: test.com to 127.0.0.1
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dns resolver domain: test2.com to 127.0.0.1|
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dns resolver domain: test2.com to 127.0.0.1
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dns resolver domain: test.com to 127.0.0.1)
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proxy request to 127.0.0.1:1980
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/
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=== TEST 13: two upstream nodes in upstream object (one host + one IP)
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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local code, body = t('/apisix/admin/upstreams/1',
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ngx.HTTP_PUT,
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[[{
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"nodes": {
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"test.com:1980": 1,
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"127.0.0.5:1981": 1
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},
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"type": "roundrobin",
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"desc": "new upstream"
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}]]
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)
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if code >= 300 then
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ngx.status = code
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end
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ngx.say(body)
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}
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}
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--- request
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GET /t
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--- response_body
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passed
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--- no_error_log
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[error]
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=== TEST 14: dns cached expired, resolve the domain with different values
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--- init_by_lua_block
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require "resty.core"
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apisix = require("apisix")
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core = require("apisix.core")
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apisix.http_init()
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local utils = require("apisix.core.utils")
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local count = 0
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utils.dns_parse = function (domain) -- mock: DNS parser
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count = count + 1
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if domain == "test.com" or domain == "test2.com" then
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return {address = "127.0.0." .. count}
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end
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error("unknown domain: " .. domain)
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end
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--- config
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location /t {
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content_by_lua_block {
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local t = require("lib.test_admin").test
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core.log.info("call /hello")
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local code, body = t('/hello', ngx.HTTP_GET)
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}
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}
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--- request
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GET /t
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--- grep_error_log eval
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qr/dns resolver domain: \w+.com to 127.0.0.\d|call \/hello|proxy request to 127.0.0.\d:198\d/
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--- grep_error_log_out eval
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qr/call \/hello
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dns resolver domain: test.com to 127.0.0.1
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proxy request to 127.0.0.(1:1980|5:1981)
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/
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