Files
kong--kong/spec/03-plugins/38-ai-proxy/02-openai_integration_spec.lua
2026-07-13 12:32:21 +08:00

1749 lines
63 KiB
Lua

local helpers = require "spec.helpers"
local cjson = require "cjson"
local pl_file = require "pl.file"
local ssl_fixtures = require "spec.fixtures.ssl"
local strip = require("kong.tools.string").strip
local PLUGIN_NAME = "ai-proxy"
local FILE_LOG_PATH_STATS_ONLY = os.tmpname()
local FILE_LOG_PATH_NO_LOGS = os.tmpname()
local FILE_LOG_PATH_WITH_PAYLOADS = os.tmpname()
local truncate_file = function(path)
local file = io.open(path, "w")
file:close()
end
local function wait_for_json_log_entry(FILE_LOG_PATH)
local json
assert
.with_timeout(10)
.ignore_exceptions(true)
.eventually(function()
local data = assert(pl_file.read(FILE_LOG_PATH))
data = strip(data)
assert(#data > 0, "log file is empty")
data = data:match("%b{}")
assert(data, "log file does not contain JSON")
json = cjson.decode(data)
end)
.has_no_error("log file contains a valid JSON entry")
return json
end
local _EXPECTED_CHAT_STATS = {
["ai-proxy"] = {
meta = {
plugin_id = '6e7c40f6-ce96-48e4-a366-d109c169e444',
provider_name = 'openai',
request_model = 'gpt-3.5-turbo',
response_model = 'gpt-3.5-turbo-0613',
llm_latency = 1
},
usage = {
prompt_tokens = 25,
completion_tokens = 12,
total_tokens = 37,
time_per_token = 1,
cost = 0.00037,
},
},
}
for _, strategy in helpers.all_strategies() do
describe(PLUGIN_NAME .. ": (access) [#" .. strategy .. "]", function()
local client
local MOCK_PORT
lazy_setup(function()
MOCK_PORT = helpers.get_available_port()
local bp = helpers.get_db_utils(strategy == "off" and "postgres" or strategy, nil, { PLUGIN_NAME, "ctx-checker-last", "ctx-checker" })
-- set up openai mock fixtures
local fixtures = {
http_mock = {},
}
fixtures.http_mock.openai = [[
server {
server_name openai;
listen ]]..MOCK_PORT..[[;
default_type 'application/json';
location = "/llm/v1/chat/good" {
content_by_lua_block {
local pl_file = require "pl.file"
local json = require("cjson.safe")
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
local token = ngx.req.get_headers()["authorization"]
local token_query = ngx.req.get_uri_args()["apikey"]
if token == "Bearer openai-key" or token_query == "openai-key" or body.apikey == "openai-key" then
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
if err or (body.messages == ngx.null) then
ngx.status = 400
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/bad_request.json"))
else
ngx.status = 200
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/good.json"))
end
else
ngx.status = 401
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/unauthorized.json"))
end
}
}
location = "/llm/v1/chat/bad_upstream_response" {
content_by_lua_block {
local pl_file = require "pl.file"
local json = require("cjson.safe")
local token = ngx.req.get_headers()["authorization"]
if token == "Bearer openai-key" then
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
if err or (body.messages == ngx.null) then
ngx.status = 400
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/bad_request.json"))
else
ngx.status = 200
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/bad_upstream_response.json"))
end
else
ngx.status = 401
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/unauthorized.json"))
end
}
}
location = "/llm/v1/chat/bad_request" {
content_by_lua_block {
local pl_file = require "pl.file"
ngx.status = 400
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/bad_request.json"))
}
}
location = "/llm/v1/chat/internal_server_error" {
content_by_lua_block {
local pl_file = require "pl.file"
ngx.status = 500
ngx.header["content-type"] = "text/html"
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/internal_server_error.html"))
}
}
location = "/llm/v1/completions/good" {
content_by_lua_block {
local pl_file = require "pl.file"
local json = require("cjson.safe")
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
local token = ngx.req.get_headers()["authorization"]
local token_query = ngx.req.get_uri_args()["apikey"]
if token == "Bearer openai-key" or token_query == "openai-key" or body.apikey == "openai-key" then
if err or (body.messages == ngx.null) then
ngx.status = 400
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/responses/bad_request.json"))
else
ngx.status = 200
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/responses/good.json"))
end
else
ngx.status = 401
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/responses/unauthorized.json"))
end
}
}
location = "/llm/v1/completions/bad_request" {
content_by_lua_block {
local pl_file = require "pl.file"
ngx.status = 400
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/responses/bad_request.json"))
}
}
location = "/llm/v1/embeddings/good" {
content_by_lua_block {
local pl_file = require "pl.file"
local json = require("cjson.safe")
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
local token = ngx.req.get_headers()["authorization"]
local token_query = ngx.req.get_uri_args()["apikey"]
if token == "Bearer openai-key" or token_query == "openai-key" or body.apikey == "openai-key" then
ngx.req.read_body()
local body, err = ngx.req.get_body_data()
body, err = json.decode(body)
if err then
ngx.status = 400
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/bad_request.json"))
elseif body.input == "The food was delicious and the waiter"
and body.model == "text-embedding-ada-002" then
ngx.status = 200
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-embeddings/responses/good.json"))
end
else
ngx.status = 401
ngx.print(pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/responses/unauthorized.json"))
end
}
}
}
]]
local empty_service = assert(bp.services:insert {
name = "empty_service",
host = "localhost", --helpers.mock_upstream_host,
port = 8080, --MOCK_PORT,
path = "/",
})
local certificate = bp.certificates:insert {
cert = ssl_fixtures.cert_alt_alt,
key = ssl_fixtures.key_alt_alt,
cert_alt = ssl_fixtures.cert_alt_alt_ecdsa,
key_alt = ssl_fixtures.key_alt_alt_ecdsa,
}
bp.snis:insert {
name = "example.test",
certificate = certificate,
}
-- 200 chat good with one option
local chat_good = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/good" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
id = "6e7c40f6-ce96-48e4-a366-d109c169e444",
route = { id = chat_good.id },
config = {
route_type = "llm/v1/chat",
logging = {
log_payloads = false,
log_statistics = true,
},
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
allow_override = true,
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good",
input_cost = 10.0,
output_cost = 10.0,
},
},
},
}
bp.plugins:insert {
name = "file-log",
route = { id = chat_good.id },
config = {
path = FILE_LOG_PATH_STATS_ONLY,
},
}
bp.plugins:insert {
name = "ctx-checker-last",
route = { id = chat_good.id },
config = {
ctx_kind = "kong.ctx.shared",
ctx_check_field = "llm_model_requested",
ctx_check_value = "gpt-3.5-turbo",
}
}
-- 200 chat good with one option
local chat_good_no_allow_override = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/good-no-allow-override" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_good_no_allow_override.id },
config = {
route_type = "llm/v1/chat",
logging = {
log_payloads = false,
log_statistics = true,
},
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
allow_override = false,
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good",
input_cost = 10.0,
output_cost = 10.0,
},
},
},
}
--
-- 200 chat good with statistics disabled
local chat_good_no_stats = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/good-without-stats" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_good_no_stats.id },
config = {
route_type = "llm/v1/chat",
logging = {
log_payloads = false,
log_statistics = false,
},
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good"
},
},
},
}
bp.plugins:insert {
name = "file-log",
route = { id = chat_good_no_stats.id },
config = {
path = FILE_LOG_PATH_NO_LOGS,
},
}
--
-- 200 chat good with all logging enabled
local chat_good_log_payloads = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/good-with-payloads" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_good_log_payloads.id },
config = {
route_type = "llm/v1/chat",
logging = {
log_payloads = true,
log_statistics = true,
},
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good"
},
},
},
}
bp.plugins:insert {
name = "file-log",
route = { id = chat_good_log_payloads.id },
config = {
path = FILE_LOG_PATH_WITH_PAYLOADS,
},
}
--
-- 200 chat bad upstream response with one option
local chat_bad_upstream = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/bad_upstream_response" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_bad_upstream.id },
config = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/bad_upstream_response"
},
},
},
}
--
-- 200 completions good with one option
local completions_good = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/completions/good" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = completions_good.id },
config = {
route_type = "llm/v1/completions",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo-instruct",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/completions/good"
},
},
},
}
--
-- 200 completions good using query param key
local completions_good_one_query_param = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/completions/query-param-auth" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = completions_good_one_query_param.id },
config = {
route_type = "llm/v1/completions",
auth = {
param_name = "apikey",
param_value = "openai-key",
param_location = "query",
allow_override = true,
},
model = {
name = "gpt-3.5-turbo-instruct",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/completions/good"
},
},
},
}
-- 200 completions good using query param key with no allow override
local completions_good_one_query_param_no_allow_override = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/completions/query-param-auth-no-allow-override" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = completions_good_one_query_param_no_allow_override.id },
config = {
route_type = "llm/v1/completions",
auth = {
param_name = "apikey",
param_value = "openai-key",
param_location = "query",
allow_override = false,
},
model = {
name = "gpt-3.5-turbo-instruct",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/completions/good"
},
},
},
}
--
-- 200 embeddings (preserve route mode) good
local preserve_good = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
--strip_path = true,
paths = { "/llm/v1/embeddings/good" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = preserve_good.id },
config = {
route_type = "preserve",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
provider = "openai",
options = {
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/whatever/doesnt/matter"
},
},
},
}
bp.plugins:insert {
name = "file-log",
route = { id = preserve_good.id },
config = {
path = "/dev/stdout",
},
}
--
-- 200 chat good but no model set in plugin config
local chat_good_no_model = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https"},
strip_path = true,
paths = { "/openai/llm/v1/chat/good-no-model-param" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_good_no_model.id },
config = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good"
},
},
},
}
bp.plugins:insert {
name = "file-log",
route = { id = chat_good_no_model.id },
config = {
path = "/dev/stdout",
},
}
bp.plugins:insert {
name = "ctx-checker-last",
route = { id = chat_good_no_model.id },
config = {
ctx_kind = "kong.ctx.shared",
ctx_check_field = "llm_model_requested",
ctx_check_value = "try-to-override-the-model",
}
}
--
-- 200 completions good using post body key
local completions_good_post_body_key = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https"},
strip_path = true,
paths = { "/openai/llm/v1/completions/post-body-auth" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = completions_good_post_body_key.id },
config = {
route_type = "llm/v1/completions",
auth = {
param_name = "apikey",
param_value = "openai-key",
param_location = "body",
allow_override = true,
},
model = {
name = "gpt-3.5-turbo-instruct",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/completions/good"
},
},
},
}
-- 200 completions good using post body key
local completions_good_post_body_key_no_allow_override = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/completions/post-body-auth-no-allow-override" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = completions_good_post_body_key_no_allow_override.id },
config = {
route_type = "llm/v1/completions",
auth = {
param_name = "apikey",
param_value = "openai-key",
param_location = "body",
allow_override = false,
},
model = {
name = "gpt-3.5-turbo-instruct",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/completions/good"
},
},
},
}
--
-- 401 unauthorized
local chat_401 = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/unauthorized" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_401.id },
config = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer wrong-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good"
},
},
},
}
--
-- 400 bad request chat
local chat_400 = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/bad_request" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_400.id },
config = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/bad_request"
},
},
},
}
--
-- 400 bad request completions
local chat_400_comp = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/completions/bad_request" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_400_comp.id },
config = {
route_type = "llm/v1/completions",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo-instruct",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/completions/bad_request"
},
},
},
}
--
-- 500 internal server error
local chat_500 = assert(bp.routes:insert {
service = empty_service,
protocols = { "http", "https" },
strip_path = true,
paths = { "/openai/llm/v1/chat/internal_server_error" },
snis = { "example.test" },
})
bp.plugins:insert {
name = PLUGIN_NAME,
route = { id = chat_500.id },
config = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 256,
temperature = 1.0,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/internal_server_error"
},
},
},
}
-- start kong
assert(helpers.start_kong({
-- set the strategy
database = strategy,
-- use the custom test template to create a local mock server
nginx_conf = "spec/fixtures/custom_nginx.template",
-- make sure our plugin gets loaded
plugins = "bundled,ctx-checker-last,ctx-checker," .. PLUGIN_NAME,
-- write & load declarative config, only if 'strategy=off'
declarative_config = strategy == "off" and helpers.make_yaml_file() or nil,
log_level = "info",
}, nil, nil, fixtures))
end)
lazy_teardown(function()
helpers.stop_kong()
os.remove(FILE_LOG_PATH_STATS_ONLY)
os.remove(FILE_LOG_PATH_NO_LOGS)
os.remove(FILE_LOG_PATH_WITH_PAYLOADS)
end)
before_each(function()
client = helpers.proxy_client()
-- Note: if file is removed instead of trunacted, file-log ends writing to a unlinked file handle
truncate_file(FILE_LOG_PATH_STATS_ONLY)
truncate_file(FILE_LOG_PATH_NO_LOGS)
truncate_file(FILE_LOG_PATH_WITH_PAYLOADS)
end)
after_each(function()
if client then client:close() end
end)
describe("openai general", function()
it("logs statistics", function()
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
local log_message = wait_for_json_log_entry(FILE_LOG_PATH_STATS_ONLY)
assert.same("127.0.0.1", log_message.client_ip)
assert.is_number(log_message.request.size)
assert.is_number(log_message.response.size)
-- test ai-proxy or ai-proxy-advanced stats (both in log_message.ai.proxy namespace)
local _, first_expected = next(_EXPECTED_CHAT_STATS)
local _, first_got = next(log_message.ai)
local actual_llm_latency = first_got.meta.llm_latency
local actual_time_per_token = first_got.usage.time_per_token
local time_per_token = actual_llm_latency / first_got.usage.completion_tokens
first_got.meta.llm_latency = 1
first_got.usage.time_per_token = 1
assert.same(first_expected, first_got)
assert.is_true(actual_llm_latency >= 0)
assert.same(tonumber(string.format("%.3f", actual_time_per_token)), tonumber(string.format("%.3f", time_per_token)))
assert.same(first_got.meta.request_model, "gpt-3.5-turbo")
end)
it("does not log statistics", function()
local r = client:get("/openai/llm/v1/chat/good-without-stats", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
local log_message = wait_for_json_log_entry(FILE_LOG_PATH_NO_LOGS)
assert.same("127.0.0.1", log_message.client_ip)
assert.is_number(log_message.request.size)
assert.is_number(log_message.response.size)
-- test ai-proxy has no stats
assert.same(nil, log_message.ai)
end)
it("logs payloads", function()
local r = client:get("/openai/llm/v1/chat/good-with-payloads", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
local log_message = wait_for_json_log_entry(FILE_LOG_PATH_WITH_PAYLOADS)
assert.same("127.0.0.1", log_message.client_ip)
assert.is_number(log_message.request.size)
assert.is_number(log_message.response.size)
-- TODO: as we are reusing this test for ai-proxy and ai-proxy-advanced
-- we are currently stripping the top level key and comparing values directly
local _, message = next(log_message.ai)
-- test request bodies
assert.matches('"content":"What is 1 + 1?"', message.payload.request, nil, true)
assert.matches('"role":"user"', message.payload.request, nil, true)
-- test response bodies
assert.matches('"content": "The sum of 1 + 1 is 2.",', message.payload.response, nil, true)
assert.matches('"role": "assistant"', message.payload.response, nil, true)
assert.matches('"id": "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2"', message.payload.response, nil, true)
end)
it("internal_server_error request", function()
local r = client:get("/openai/llm/v1/chat/internal_server_error", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
local body = assert.res_status(500 , r)
assert.is_not_nil(body)
end)
it("unauthorized request", function()
local r = client:get("/openai/llm/v1/chat/unauthorized", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
local body = assert.res_status(401 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.is_truthy(json.error)
assert.equals(json.error.code, "invalid_api_key")
end)
it("unauthorized request with client header auth", function()
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
["Authorization"] = "Bearer wrong",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
local body = assert.res_status(401 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.is_truthy(json.error)
assert.equals(json.error.code, "invalid_api_key")
end)
it("authorized request with client header auth", function()
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
["Authorization"] = "Bearer openai-key",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
assert.res_status(200 , r)
end)
it("authorized request with client right header auth with no allow_override", function()
local r = client:get("/openai/llm/v1/chat/good-no-allow-override", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
["Authorization"] = "Bearer openai-key",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
assert.res_status(200 , r)
end)
it("authorized request with wrong client header auth with no allow_override", function()
local r = client:get("/openai/llm/v1/chat/good-no-allow-override", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
["Authorization"] = "Bearer wrong",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
assert.res_status(200 , r)
end)
end)
describe("openai llm/v1/chat", function()
it("good request", function()
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.equals(r.headers["X-Kong-LLM-Model"], "openai/gpt-3.5-turbo")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
end)
it("good request with http2", function()
local curl_command = string.format("curl -X GET -k --resolve example.test:%s:127.0.0.1 -H 'Content-Type: application/json' https://example.test:%s/openai/llm/v1/chat/good -d @spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json", helpers.get_proxy_port(true), helpers.get_proxy_port(true))
local output = io.popen(curl_command):read("*a")
local json = assert(cjson.decode(output))
-- in this case, origin is "undxpected error" message
assert.equals(json.message, nil)
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
end)
it("good request, parses model of cjson.null", function()
local body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json")
body = cjson.decode(body)
body.model = cjson.null
body = cjson.encode(body)
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = body,
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
end)
it("tries to override configured model", function()
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good_own_model.json"),
})
local body = assert.res_status(400 , r)
local json = cjson.decode(body)
assert.same(json, {error = { message = "cannot use own model - must be: gpt-3.5-turbo" } })
end)
it("bad upstream response", function()
local r = client:get("/openai/llm/v1/chat/bad_upstream_response", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good.json"),
})
-- check we got internal server error
local body = assert.res_status(500 , r)
local json = cjson.decode(body)
assert.is_truthy(json.error)
assert.same(json.error.message, "transformation failed from type openai://llm/v1/chat: 'choices' not in llm/v1/chat response")
end)
it("bad request", function()
local r = client:get("/openai/llm/v1/chat/bad_request", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/bad_request.json"),
})
local body = assert.res_status(400 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.is_truthy(json.error)
assert.equals(json.error.message, "request body doesn't contain valid prompts")
end)
-- check that kong.ctx.shared.llm_model_requested is set
it("good request setting model from client body", function()
local r = client:get("/openai/llm/v1/chat/good-no-model-param", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good_own_model.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.equals(r.headers["X-Kong-LLM-Model"], "openai/try-to-override-the-model")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
end)
-- check that kong.ctx.shared.llm_model_requested is set
it("#REGRESSION user defined model doesn't pollute long lived config table", function()
local body2 = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good_own_model.json")
body2 = cjson.decode(body2)
for i = 1, 10 do
body2.model = "random-model-" .. ngx.now() .. "-" .. i
local r = client:get("/openai/llm/v1/chat/good-no-model-param", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = cjson.encode(body2)
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.equals(r.headers["X-Kong-LLM-Model"], "openai/" .. body2.model)
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
end
end)
end)
describe("openai llm/v1/completions", function()
it("good request", function()
local r = client:get("/openai/llm/v1/completions/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("bad request", function()
local r = client:get("/openai/llm/v1/completions/bad_request", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/bad_request.json"),
})
local body = assert.res_status(400 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.is_truthy(json.error)
assert.equals("request body doesn't contain valid prompts", json.error.message)
end)
end)
describe("openai preserve mode", function()
-- preserve mode
it("embeddings", function()
local r = client:get("/llm/v1/embeddings/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = cjson.encode({
model = "text-embedding-ada-002",
input = "The food was delicious and the waiter",
encoding_format = "float",
}),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.not_nil(json.data and json.data[1])
assert.equals("text-embedding-3-large", json.model)
assert.equals("openai/text-embedding-ada-002", r.headers["X-Kong-LLM-Model"])
end)
end)
describe("openai different auth methods", function()
it("works with query param auth", function()
local r = client:get("/openai/llm/v1/completions/query-param-auth", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with query param auth with client right auth parm", function()
local r = client:get("/openai/llm/v1/completions/query-param-auth?apikey=openai-key", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with query param auth with client wrong auth parm", function()
local r = client:get("/openai/llm/v1/completions/query-param-auth?apikey=wrong", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
local body = assert.res_status(401 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.is_truthy(json.error)
assert.equals(json.error.code, "invalid_api_key")
end)
it("works with query param auth with client right auth parm with no allow-override", function()
local r = client:get("/openai/llm/v1/completions/query-param-auth-no-allow-override?apikey=openai-key", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with query param auth with client wrong auth parm with no allow-override", function()
local r = client:get("/openai/llm/v1/completions/query-param-auth-no-allow-override?apikey=wrong", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with post body auth", function()
local r = client:get("/openai/llm/v1/completions/post-body-auth", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with post body auth", function()
local r = client:get("/openai/llm/v1/completions/post-body-auth", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with post body auth with client right auth body", function()
local good_body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json")
local body = cjson.decode(good_body)
body.apikey = "openai-key"
local r = client:get("/openai/llm/v1/completions/post-body-auth", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = cjson.encode(body),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with post body auth with client wrong auth body", function()
local good_body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json")
local body = cjson.decode(good_body)
body.apikey = "wrong"
local r = client:get("/openai/llm/v1/completions/post-body-auth", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = cjson.encode(body),
})
local body = assert.res_status(401 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.is_truthy(json.error)
assert.equals(json.error.code, "invalid_api_key")
end)
it("works with post body auth with client right auth body and no allow_override", function()
local good_body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json")
local body = cjson.decode(good_body)
body.apikey = "openai-key"
local r = client:get("/openai/llm/v1/completions/post-body-auth-no-allow-override", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = cjson.encode(body),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
it("works with post body auth with client wrong auth body and no allow_override", function()
local good_body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-completions/requests/good.json")
local body = cjson.decode(good_body)
body.apikey = "wrong"
local r = client:get("/openai/llm/v1/completions/post-body-auth-no-allow-override", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = cjson.encode(body),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals("cmpl-8TBeaJVQIhE9kHEJbk1RnKzgFxIqN", json.id)
assert.equals("gpt-3.5-turbo-instruct", json.model)
assert.equals("text_completion", json.object)
assert.is_table(json.choices)
assert.is_table(json.choices[1])
assert.same("\n\nI am a language model AI created by OpenAI. I can answer questions", json.choices[1].text)
end)
end)
describe("openai multi-modal requests", function()
it("logs statistics", function()
local r = client:get("/openai/llm/v1/chat/good", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good_multi_modal.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
local log_message = wait_for_json_log_entry(FILE_LOG_PATH_STATS_ONLY)
assert.same("127.0.0.1", log_message.client_ip)
assert.is_number(log_message.request.size)
assert.is_number(log_message.response.size)
-- test ai-proxy or ai-proxy-advanced stats (both in log_message.ai.proxy namespace)
local _, first_expected = next(_EXPECTED_CHAT_STATS)
local _, first_got = next(log_message.ai)
local actual_llm_latency = first_got.meta.llm_latency
local actual_time_per_token = first_got.usage.time_per_token
local time_per_token = actual_llm_latency / first_got.usage.completion_tokens
first_got.meta.llm_latency = 1
first_got.usage.time_per_token = 1
assert.same(first_expected, first_got)
assert.is_true(actual_llm_latency >= 0)
assert.same(tonumber(string.format("%.3f", actual_time_per_token)), tonumber(string.format("%.3f", time_per_token)))
end)
it("logs payloads", function()
local r = client:get("/openai/llm/v1/chat/good-with-payloads", {
headers = {
["content-type"] = "application/json",
["accept"] = "application/json",
},
body = pl_file.read("spec/fixtures/ai-proxy/openai/llm-v1-chat/requests/good_multi_modal.json"),
})
-- validate that the request succeeded, response status 200
local body = assert.res_status(200 , r)
local json = cjson.decode(body)
-- check this is in the 'kong' response format
assert.equals(json.id, "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2")
assert.equals(json.model, "gpt-3.5-turbo-0613")
assert.equals(json.object, "chat.completion")
assert.is_table(json.choices)
assert.is_table(json.choices[1].message)
assert.same({
content = "The sum of 1 + 1 is 2.",
role = "assistant",
}, json.choices[1].message)
local log_message = wait_for_json_log_entry(FILE_LOG_PATH_WITH_PAYLOADS)
assert.same("127.0.0.1", log_message.client_ip)
assert.is_number(log_message.request.size)
assert.is_number(log_message.response.size)
-- TODO: as we are reusing this test for ai-proxy and ai-proxy-advanced
-- we are currently stripping the top level key and comparing values directly
local _, message = next(log_message.ai)
-- test request bodies
assert.matches('"text":"What\'s in this image?"', message.payload.request, nil, true)
assert.matches('"role":"user"', message.payload.request, nil, true)
-- test response bodies
assert.matches('"content": "The sum of 1 + 1 is 2.",', message.payload.response, nil, true)
assert.matches('"role": "assistant"', message.payload.response, nil, true)
assert.matches('"id": "chatcmpl-8T6YwgvjQVVnGbJ2w8hpOA17SeNy2"', message.payload.response, nil, true)
end)
end)
describe("one-shot request", function()
it("success", function()
local ai_driver = require("kong.llm.drivers.openai")
local plugin_conf = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 1024,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/good"
},
},
}
local request = {
messages = {
[1] = {
role = "system",
content = "Some system prompt",
},
[2] = {
role = "user",
content = "Some question",
}
}
}
-- convert it to the specified driver format
local ai_request = ai_driver.to_format(request, plugin_conf.model, "llm/v1/chat")
-- send it to the ai service
local ai_response, status_code, err = ai_driver.subrequest(ai_request, plugin_conf, {}, false)
assert.is_nil(err)
assert.equal(200, status_code)
-- parse and convert the response
local ai_response, _, err = ai_driver.from_format(ai_response, plugin_conf.model, plugin_conf.route_type)
assert.is_nil(err)
-- check it
local response_table, err = cjson.decode(ai_response)
assert.is_nil(err)
assert.same(response_table.choices[1].message,
{
content = "The sum of 1 + 1 is 2.",
role = "assistant",
})
end)
it("404", function()
local ai_driver = require("kong.llm.drivers.openai")
local plugin_conf = {
route_type = "llm/v1/chat",
auth = {
header_name = "Authorization",
header_value = "Bearer openai-key",
},
model = {
name = "gpt-3.5-turbo",
provider = "openai",
options = {
max_tokens = 1024,
upstream_url = "http://"..helpers.mock_upstream_host..":"..MOCK_PORT.."/llm/v1/chat/nowhere"
},
},
}
local request = {
messages = {
[1] = {
role = "system",
content = "Some system prompt",
},
[2] = {
role = "user",
content = "Some question",
}
}
}
-- convert it to the specified driver format
local ai_request = ai_driver.to_format(request, plugin_conf.model, "llm/v1/chat")
-- send it to the ai service
local ai_response, status_code, err = ai_driver.subrequest(ai_request, plugin_conf, {}, false)
assert.is_not_nil(err)
assert.is_not_nil(ai_response)
assert.equal(404, status_code)
end)
end)
end)
end