| # |
| # 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(2); # repeat each test to ensure after_balance is called correctly |
| log_level('info'); |
| no_root_location(); |
| worker_connections(1024); |
| no_shuffle(); |
| |
| add_block_preprocessor(sub { |
| my ($block) = @_; |
| |
| if ($block->apisix_yaml) { |
| if (!$block->yaml_config) { |
| my $yaml_config = <<_EOC_; |
| apisix: |
| node_listen: 1984 |
| config_center: yaml |
| enable_admin: false |
| _EOC_ |
| |
| $block->set_value("yaml_config", $yaml_config); |
| } |
| |
| my $route = <<_EOC_; |
| routes: |
| - |
| upstream_id: 1 |
| uris: |
| - /hello |
| - /mysleep |
| #END |
| _EOC_ |
| |
| $block->set_value("apisix_yaml", $block->apisix_yaml . $route); |
| } |
| |
| if (!$block->request) { |
| $block->set_value("request", "GET /hello"); |
| } |
| |
| if ((!defined $block->error_log) && (!defined $block->no_error_log)) { |
| $block->set_value("no_error_log", "[error]"); |
| } |
| }); |
| |
| run_tests(); |
| |
| __DATA__ |
| |
| === TEST 1: sanity |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: least_conn |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.2 |
| port: 1979 |
| weight: 1 |
| priority: 1 |
| - host: 127.0.0.3 |
| port: 1979 |
| weight: 2 |
| priority: 0 |
| - host: 127.0.0.4 |
| port: 1979 |
| weight: 1 |
| priority: 0 |
| - host: 127.0.0.1 |
| port: 1980 |
| weight: 2 |
| priority: -1 |
| --- response_body |
| hello world |
| --- error_log |
| connect() failed |
| failed to get server from current priority 1, try next one |
| failed to get server from current priority 0, try next one |
| --- grep_error_log eval |
| qr/proxy request to \S+/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1979 |
| proxy request to 127.0.0.2:1979 |
| proxy request to 127.0.0.3:1979 |
| proxy request to 127.0.0.4:1979 |
| proxy request to 127.0.0.1:1980 |
| |
| |
| |
| === TEST 2: all failed |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: least_conn |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.2 |
| port: 1979 |
| weight: 1 |
| priority: 0 |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: -1 |
| --- error_code: 502 |
| --- error_log |
| connect() failed |
| --- grep_error_log eval |
| qr/proxy request to \S+/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1979 |
| proxy request to 127.0.0.2:1979 |
| proxy request to 127.0.0.1:1979 |
| |
| |
| |
| === TEST 3: default priority is zero |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: least_conn |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.2 |
| port: 1979 |
| weight: 1 |
| - host: 127.0.0.1 |
| port: 1980 |
| weight: 2 |
| priority: -1 |
| --- response_body |
| hello world |
| --- error_log |
| connect() failed |
| --- grep_error_log eval |
| qr/proxy request to \S+/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1979 |
| proxy request to 127.0.0.2:1979 |
| proxy request to 127.0.0.1:1980 |
| |
| |
| |
| === TEST 4: least_conn |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: least_conn |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.1 |
| port: 1980 |
| weight: 3 |
| priority: -1 |
| - host: 0.0.0.0 |
| port: 1980 |
| weight: 2 |
| priority: -1 |
| --- config |
| location /t { |
| content_by_lua_block { |
| local http = require "resty.http" |
| local uri = "http://127.0.0.1:" .. ngx.var.server_port |
| .. "/mysleep?seconds=0.1" |
| |
| local t = {} |
| for i = 1, 3 do |
| local th = assert(ngx.thread.spawn(function(i) |
| local httpc = http.new() |
| -- the retry can be happened before starting the new request |
| -- so we exclude all the first tries from the expected log |
| local res, err = httpc:request_uri(uri..i, {method = "GET"}) |
| if not res then |
| ngx.log(ngx.ERR, err) |
| return |
| end |
| end, i)) |
| table.insert(t, th) |
| end |
| for i, th in ipairs(t) do |
| ngx.thread.wait(th) |
| end |
| } |
| } |
| --- request |
| GET /t |
| --- error_log |
| connect() failed |
| --- grep_error_log eval |
| qr/proxy request to \S+:1980 while connecting to upstream/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1980 while connecting to upstream |
| proxy request to 0.0.0.0:1980 while connecting to upstream |
| proxy request to 127.0.0.1:1980 while connecting to upstream |
| |
| |
| |
| === TEST 5: roundrobin |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: roundrobin |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.2 |
| port: 1979 |
| weight: 1 |
| priority: 1 |
| - host: 127.0.0.3 |
| port: 1979 |
| weight: 2 |
| priority: -1 |
| - host: 127.0.0.4 |
| port: 1979 |
| weight: 1 |
| priority: -1 |
| --- error_code: 502 |
| --- error_log |
| connect() failed |
| --- grep_error_log eval |
| qr/proxy request to \S+/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1979 |
| proxy request to 127.0.0.2:1979 |
| proxy request to 127.0.0.3:1979 |
| proxy request to 127.0.0.4:1979 |
| |
| |
| |
| === TEST 6: ewma |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: ewma |
| key: remote_addr |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.2 |
| port: 1979 |
| weight: 1 |
| priority: 0 |
| - host: 127.0.0.3 |
| port: 1979 |
| weight: 2 |
| priority: -1 |
| --- error_code: 502 |
| --- error_log |
| connect() failed |
| --- grep_error_log eval |
| qr/proxy request to \S+/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1979 |
| proxy request to 127.0.0.2:1979 |
| proxy request to 127.0.0.3:1979 |
| |
| |
| |
| === TEST 7: chash |
| --- apisix_yaml |
| upstreams: |
| - |
| id: 1 |
| type: chash |
| key: remote_addr |
| nodes: |
| - host: 127.0.0.1 |
| port: 1979 |
| weight: 2 |
| priority: 1 |
| - host: 127.0.0.2 |
| port: 1979 |
| weight: 1 |
| priority: 1 |
| - host: 127.0.0.3 |
| port: 1979 |
| weight: 2 |
| priority: -1 |
| - host: 127.0.0.4 |
| port: 1979 |
| weight: 1 |
| priority: -1 |
| --- error_code: 502 |
| --- error_log |
| connect() failed |
| --- grep_error_log eval |
| qr/proxy request to \S+/ |
| --- grep_error_log_out |
| proxy request to 127.0.0.1:1979 |
| proxy request to 127.0.0.2:1979 |
| proxy request to 127.0.0.4:1979 |
| proxy request to 127.0.0.3:1979 |
