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server : add "/chat/completions" alias for "/v1/...` (#5722)

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* Add "/chat/completions" as alias for "/v1/chat/completions"

* merge to upstream master

* minor : fix trailing whitespace

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
This commit is contained in:
Jorge A 2024-02-28 01:39:15 -07:00 committed by GitHub
parent 7c4263d426
commit efc72253f7
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GPG Key ID: B5690EEEBB952194
3 changed files with 115 additions and 68 deletions
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9
examples/server/server.cpp
View File

@ -3211,9 +3211,7 @@ int main(int argc, char **argv)
res.set_content(models.dump(), "application/json; charset=utf-8");
});
// TODO: add mount point without "/v1" prefix -- how?
svr.Post("/v1/chat/completions", [&llama, &validate_api_key, &sparams](const httplib::Request &req, httplib::Response &res)
const auto chat_completions = [&llama, &validate_api_key, &sparams](const httplib::Request &req, httplib::Response &res)
{
res.set_header("Access-Control-Allow-Origin", req.get_header_value("Origin"));
if (!validate_api_key(req, res)) {
@ -3291,7 +3289,10 @@ int main(int argc, char **argv)
res.set_chunked_content_provider("text/event-stream", chunked_content_provider, on_complete);
}
});
};
svr.Post("/chat/completions", chat_completions);
svr.Post("/v1/chat/completions", chat_completions);
svr.Post("/infill", [&llama, &validate_api_key](const httplib::Request &req, httplib::Response &res)
{

22
examples/server/tests/features/parallel.feature
View File

@ -54,6 +54,28 @@ Feature: Parallel
| disabled | 128 |
| enabled | 64 |
Scenario Outline: Multi users OAI completions compatibility no v1
Given a system prompt You are a writer.
And a model tinyllama-2
Given a prompt:
"""
Write a very long book.
"""
And a prompt:
"""
Write another a poem.
"""
And <n_predict> max tokens to predict
And streaming is <streaming>
Given concurrent OAI completions requests no v1
Then the server is busy
Then the server is idle
Then all prompts are predicted with <n_predict> tokens
Examples:
| streaming | n_predict |
| disabled | 128 |
| enabled | 64 |
Scenario: Multi users with total number of tokens to predict exceeds the KV Cache size #3969
Given a prompt:
"""

28
examples/server/tests/features/steps/steps.py
View File

@ -231,6 +231,7 @@ async def step_oai_chat_completions(context, api_error):
completion = await oai_chat_completions(context.prompts.pop(),
context.system_prompt,
context.base_url,
'/v1/chat',
False,
model=context.model if hasattr(context, 'model') else None,
@ -288,6 +289,28 @@ async def step_oai_chat_completions(context):
# user_prompt is inserted automatically
context.system_prompt,
context.base_url,
'/v1/chat/completions',
True, # async_client
model=context.model
if hasattr(context, 'model') else None,
n_predict=context.n_predict
if hasattr(context, 'n_predict') else None,
enable_streaming=context.enable_streaming
if hasattr(context, 'enable_streaming') else None,
server_seed=context.server_seed
if hasattr(context, 'server_seed') else None,
user_api_key=context.user_api_key
if hasattr(context, 'user_api_key') else None)
@step(u'concurrent OAI completions requests no v1')
@async_run_until_complete
async def step_oai_chat_completions(context):
await concurrent_requests(context, oai_chat_completions,
# user_prompt is inserted automatically
context.system_prompt,
context.base_url,
'/chat/completions',
True, # async_client
model=context.model
if hasattr(context, 'model') else None,
@ -497,6 +520,7 @@ async def request_completion(prompt,
async def oai_chat_completions(user_prompt,
system_prompt,
base_url,
base_path,
async_client,
debug=False,
model=None,
@ -537,7 +561,7 @@ async def oai_chat_completions(user_prompt,
origin = 'llama.cpp'
headers = {'Authorization': f'Bearer {user_api_key}', 'Origin': origin}
async with aiohttp.ClientSession() as session:
async with session.post(f'{base_url}/v1/chat/completions',
async with session.post(f'{base_url}{base_path}',
json=payload,
headers=headers) as response:
if enable_streaming:
@ -579,7 +603,7 @@ async def oai_chat_completions(user_prompt,
else:
try:
openai.api_key = user_api_key
openai.api_base = f'{base_url}/v1/chat'
openai.api_base = f'{base_url}{base_path}'
chat_completion = openai.Completion.create(
messages=payload['messages'],
model=model,