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#
# 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';
log_level("info");
repeat_each(1);
no_long_string();
no_root_location();
my $resp_file = 't/assets/ai-proxy-response.json';
open(my $fh, '<', $resp_file) or die "Could not open file '$resp_file' $!";
my $resp = do { local $/; <$fh> };
close($fh);
print "Hello, World!\n";
print $resp;
add_block_preprocessor(sub {
my ($block) = @_;
if (!defined $block->request) {
$block->set_value("request", "GET /t");
}
my $user_yaml_config = <<_EOC_;
plugins:
- ai-proxy-multi
- prometheus
_EOC_
$block->set_value("extra_yaml_config", $user_yaml_config);
my $http_config = $block->http_config // <<_EOC_;
server {
server_name openai;
listen 6724;
default_type 'application/json';
location /v1/chat/completions {
content_by_lua_block {
local json = require("cjson.safe")
if ngx.req.get_method() ~= "POST" then
ngx.status = 400
ngx.say("Unsupported request method: ", ngx.req.get_method())
end
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
local test_type = ngx.req.get_headers()["test-type"]
if test_type == "options" then
if body.foo == "bar" then
ngx.status = 200
ngx.say("options works")
else
ngx.status = 500
ngx.say("model options feature doesn't work")
end
return
end
local header_auth = ngx.req.get_headers()["authorization"]
local query_auth = ngx.req.get_uri_args()["apikey"]
if header_auth ~= "Bearer token" and query_auth ~= "apikey" then
ngx.status = 401
ngx.say("Unauthorized")
return
end
if header_auth == "Bearer token" or query_auth == "apikey" then
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
if not body.messages or #body.messages < 1 then
ngx.status = 400
ngx.say([[{ "error": "bad request"}]])
return
end
if body.messages[1].content == "write an SQL query to get all rows from student table" then
ngx.print("SELECT * FROM STUDENTS")
return
end
ngx.status = 200
ngx.say([[$resp]])
return
end
ngx.status = 503
ngx.say("reached the end of the test suite")
}
}
location /random {
content_by_lua_block {
ngx.say("path override works")
}
}
}
_EOC_
$block->set_value("http_config", $http_config);
});
run_tests();
__DATA__
=== TEST 1: minimal viable configuration
--- config
location /t {
content_by_lua_block {
local plugin = require("apisix.plugins.ai-proxy-multi")
local ok, err = plugin.check_schema({
instances = {
{
name = "openai-official",
provider = "openai",
options = {
model = "gpt-4",
},
weight = 1,
auth = {
header = {
some_header = "some_value"
}
}
}
}
})
if not ok then
ngx.say(err)
else
ngx.say("passed")
end
}
}
--- response_body
passed
=== TEST 2: unsupported provider
--- config
location /t {
content_by_lua_block {
local plugin = require("apisix.plugins.ai-proxy-multi")
local ok, err = plugin.check_schema({
instances = {
{
name = "self-hosted",
provider = "some-unique",
options = {
model = "gpt-4",
},
weight = 1,
auth = {
header = {
some_header = "some_value"
}
}
}
}
})
if not ok then
ngx.say(err)
else
ngx.say("passed")
end
}
}
--- response_body eval
qr/.*property "provider" validation failed: matches none of the enum values*/
=== TEST 3: set route with wrong auth header
--- 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,
[[{
"uri": "/anything",
"plugins": {
"ai-proxy-multi": {
"instances": [
{
"name": "openai-official",
"provider": "openai",
"weight": 1,
"auth": {
"header": {
"Authorization": "Bearer wrongtoken"
}
},
"options": {
"model": "gpt-4",
"max_tokens": 512,
"temperature": 1.0
},
"override": {
"endpoint": "http://localhost:6724"
}
}
],
"ssl_verify": false
}
}
}]]
)
if code >= 300 then
ngx.status = code
end
ngx.say(body)
}
}
--- response_body
passed
=== TEST 4: send request
--- request
POST /anything
{ "messages": [ { "role": "system", "content": "You are a mathematician" }, { "role": "user", "content": "What is 1+1?"} ] }
--- error_code: 401
--- response_body
Unauthorized
=== TEST 5: set route with right auth header
--- 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,
[[{
"uri": "/anything",
"plugins": {
"ai-proxy-multi": {
"instances": [
{
"name": "openai-official",
"provider": "openai",
"weight": 1,
"auth": {
"header": {
"Authorization": "Bearer token"
}
},
"options": {
"model": "gpt-4",
"max_tokens": 512,
"temperature": 1.0
},
"override": {
"endpoint": "http://localhost:6724"
}
}
],
"ssl_verify": false
}
}
}]]
)
if code >= 300 then
ngx.status = code
end
ngx.say(body)
}
}
--- response_body
passed
=== TEST 6: send request
--- request
POST /anything
{ "messages": [ { "role": "system", "content": "You are a mathematician" }, { "role": "user", "content": "What is 1+1?"} ] }
--- more_headers
Authorization: Bearer token
--- error_code: 200
--- response_body eval
qr/\{ "content": "1 \+ 1 = 2\.", "role": "assistant" \}/
=== TEST 7: send request with empty body
--- request
POST /anything
--- more_headers
Authorization: Bearer token
--- error_code: 400
--- response_body_chomp
failed to get request body: request body is empty
=== TEST 8: send request with wrong method (GET) should work
--- request
GET /anything
{ "messages": [ { "role": "system", "content": "You are a mathematician" }, { "role": "user", "content": "What is 1+1?"} ] }
--- more_headers
Authorization: Bearer token
--- error_code: 200
--- response_body eval
qr/\{ "content": "1 \+ 1 = 2\.", "role": "assistant" \}/
=== TEST 9: wrong JSON in request body should give error
--- request
GET /anything
{}"messages": [ { "role": "system", "cont
--- error_code: 400
--- response_body
{"message":"could not get parse JSON request body: Expected the end but found T_STRING at character 3"}
=== TEST 10: content-type should be JSON
--- request
POST /anything
prompt%3Dwhat%2520is%25201%2520%252B%25201
--- more_headers
Content-Type: application/x-www-form-urlencoded
--- error_code: 400
--- response_body chomp
unsupported content-type: application/x-www-form-urlencoded, only application/json is supported
=== TEST 11: model options being merged to request body
--- 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,
[[{
"uri": "/anything",
"plugins": {
"ai-proxy-multi": {
"instances": [
{
"name": "openai-official",
"provider": "openai",
"weight": 1,
"auth": {
"header": {
"Authorization": "Bearer token"
}
},
"options": {
"model": "some-model",
"foo": "bar",
"temperature": 1.0
},
"override": {
"endpoint": "http://localhost:6724"
}
}
],
"ssl_verify": false
}
}
}]]
)
if code >= 300 then
ngx.status = code
ngx.say(body)
return
end
local code, body, actual_body = t("/anything",
ngx.HTTP_POST,
[[{
"messages": [
{ "role": "system", "content": "You are a mathematician" },
{ "role": "user", "content": "What is 1+1?" }
]
}]],
nil,
{
["test-type"] = "options",
["Content-Type"] = "application/json",
}
)
ngx.status = code
ngx.say(actual_body)
}
}
--- error_code: 200
--- response_body_chomp
options_works
=== TEST 12: override path
--- 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,
[[{
"uri": "/anything",
"plugins": {
"ai-proxy-multi": {
"instances": [
{
"name": "openai-official",
"provider": "openai",
"weight": 1,
"auth": {
"header": {
"Authorization": "Bearer token"
}
},
"options": {
"model": "some-model",
"foo": "bar",
"temperature": 1.0
},
"override": {
"endpoint": "http://localhost:6724/random"
}
}
],
"ssl_verify": false
}
}
}]]
)
if code >= 300 then
ngx.status = code
ngx.say(body)
return
end
local code, body, actual_body = t("/anything",
ngx.HTTP_POST,
[[{
"messages": [
{ "role": "system", "content": "You are a mathematician" },
{ "role": "user", "content": "What is 1+1?" }
]
}]],
nil,
{
["test-type"] = "path",
["Content-Type"] = "application/json",
}
)
ngx.status = code
ngx.say(actual_body)
}
}
--- response_body_chomp
path override works
=== TEST 13: set route with stream = true (SSE)
--- 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,
[[{
"uri": "/anything",
"plugins": {
"ai-proxy-multi": {
"instances": [
{
"name": "openai-official",
"provider": "openai",
"weight": 1,
"auth": {
"header": {
"Authorization": "Bearer token"
}
},
"options": {
"model": "gpt-35-turbo-instruct",
"max_tokens": 512,
"temperature": 1.0,
"stream": true
},
"override": {
"endpoint": "http://localhost:7737"
}
}
],
"ssl_verify": false
}
}
}]]
)
if code >= 300 then
ngx.status = code
end
ngx.say(body)
}
}
--- response_body
passed
=== TEST 14: test is SSE works as expected
--- config
location /t {
content_by_lua_block {
local http = require("resty.http")
local httpc = http.new()
local core = require("apisix.core")
local ok, err = httpc:connect({
scheme = "http",
host = "localhost",
port = ngx.var.server_port,
})
if not ok then
ngx.status = 500
ngx.say(err)
return
end
local params = {
method = "POST",
headers = {
["Content-Type"] = "application/json",
},
path = "/anything",
body = [[{
"messages": [
{ "role": "system", "content": "some content" }
]
}]],
}
local res, err = httpc:request(params)
if not res then
ngx.status = 500
ngx.say(err)
return
end
local final_res = {}
while true do
local chunk, err = res.body_reader() -- will read chunk by chunk
if err then
core.log.error("failed to read response chunk: ", err)
break
end
if not chunk then
break
end
core.table.insert_tail(final_res, chunk)
end
ngx.print(#final_res .. final_res[6])
}
}
--- response_body_eval
qr/6data: \[DONE\]\n\n/
=== TEST 15: set route with wrong override endpoint
--- 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,
[[{
"uri": "/anything",
"plugins": {
"ai-proxy-multi": {
"instances": [
{
"name": "openai-official",
"provider": "openai",
"weight": 1,
"auth": {
"header": {
"Authorization": "Bearer token"
}
},
"options": {
"model": "gpt-4",
"max_tokens": 512,
"temperature": 1.0
},
"override": {
"endpoint": "http//localhost:6724"
}
}
],
"ssl_verify": false
}
}
}]]
)
if code >= 300 then
ngx.status = code
end
ngx.say(body)
}
}
--- error_code: 400
--- response_body eval
qr/.invalid endpoint.*/
=== TEST 16: schema accepts 'logging'
--- config
location /t {
content_by_lua_block {
local plugin = require("apisix.plugins.ai-proxy-multi")
local ok, err = plugin.check_schema({
instances = {
{
name = "openai-1",
provider = "openai",
weight = 1,
auth = { header = { apikey = "token" } },
options = { model = "gpt-4" },
},
},
logging = { summaries = true },
})
if ok then
ngx.say("ok")
else
ngx.say("bad:" .. (err or ""))
end
}
}
--- request
GET /t
--- response_body
ok