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748e33756b
feature: support dynamic upstream in plugin.
here is a mini example in `access` phase of plugin:
```lua
local up_conf = {
type = "roundrobin",
nodes = {
{host = conf.upstream.ip, port = conf.upstream.port, weight = 1},
}
}
local ok, err = upstream.check_schema(up_conf)
if not ok then
return 500, err
end
local matched_route = ctx.matched_route
upstream.set(ctx, up_conf.type .. "#route_" .. matched_route.value.id,
ctx.conf_version, up_conf, matched_route)
return
```
87 lines
2.0 KiB
Perl
87 lines
2.0 KiB
Perl
#
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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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BEGIN {
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if ($ENV{TEST_NGINX_CHECK_LEAK}) {
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$SkipReason = "unavailable for the hup tests";
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} else {
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$ENV{TEST_NGINX_USE_HUP} = 1;
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undef $ENV{TEST_NGINX_USE_STAP};
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}
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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: set route(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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"plugins": {},
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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: /not_found
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--- request
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GET /not_found
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--- error_code: 404
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--- response_body
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{"error_msg":"failed to match any routes"}
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--- no_error_log
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[error]
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=== TEST 3: hit routes
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--- request
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GET /hello
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--- error_code_like: ^(?:50\d)$
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--- response_body eval
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qr/502 Bad Gateway|500 Internal Server Error/
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--- grep_error_log eval
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qr/\[error\].*/
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--- grep_error_log_out eval
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qr/missing upstream configuration in Route or Service/
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