From feff4aa8461da7c432d144c11da4802e41fef3cf Mon Sep 17 00:00:00 2001 From: Xuan Son Nguyen Date: Fri, 13 Sep 2024 14:23:11 +0200 Subject: [PATCH] server : add loading html page while model is loading (#9468) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * Adding loading page for '/' server requests * set content when model is loading * removed loading html file * updated cmakelist * updated makefile * cleaned up whitespace * cleanup for PR removed error * updated server test to handle 503 HTML * updated server test to handle 503 HTML * ca†ch 503 before parsing json * revert test * account for both api and web browser requests * precommit corrections * eol fix * revert changes to pre-commit * removed print statement * made loading message more descriptive * also support .html files --------- Co-authored-by: VJHack Co-authored-by: Vinesh Janarthanan <36610342+VJHack@users.noreply.github.com> --- Makefile | 1 + examples/server/CMakeLists.txt | 1 + examples/server/public/loading.html | 12 ++++++++++++ examples/server/server.cpp | 11 +++++++++-- 4 files changed, 23 insertions(+), 2 deletions(-) create mode 100644 examples/server/public/loading.html diff --git a/Makefile b/Makefile index 8d3fd3ee8..f41887a4d 100644 --- a/Makefile +++ b/Makefile @@ -1440,6 +1440,7 @@ llama-server: \ examples/server/system-prompts.js.hpp \ examples/server/prompt-formats.js.hpp \ examples/server/json-schema-to-grammar.mjs.hpp \ + examples/server/loading.html.hpp \ common/json.hpp \ common/stb_image.h \ $(OBJ_ALL) diff --git a/examples/server/CMakeLists.txt b/examples/server/CMakeLists.txt index dbe41f1fd..580f3a824 100644 --- a/examples/server/CMakeLists.txt +++ b/examples/server/CMakeLists.txt @@ -30,6 +30,7 @@ set(PUBLIC_ASSETS system-prompts.js prompt-formats.js json-schema-to-grammar.mjs + loading.html ) foreach(asset ${PUBLIC_ASSETS}) diff --git a/examples/server/public/loading.html b/examples/server/public/loading.html new file mode 100644 index 000000000..c3fd19a0f --- /dev/null +++ b/examples/server/public/loading.html @@ -0,0 +1,12 @@ + + + + + + +
+ The model is loading. Please wait.
+ The user interface will appear soon. +
+ + diff --git a/examples/server/server.cpp b/examples/server/server.cpp index 5e4dffadf..73cd6aae7 100644 --- a/examples/server/server.cpp +++ b/examples/server/server.cpp @@ -28,6 +28,7 @@ #include "system-prompts.js.hpp" #include "prompt-formats.js.hpp" #include "json-schema-to-grammar.mjs.hpp" +#include "loading.html.hpp" #include #include @@ -2592,10 +2593,16 @@ int main(int argc, char ** argv) { return false; }; - auto middleware_server_state = [&res_error, &state](const httplib::Request &, httplib::Response & res) { + auto middleware_server_state = [&res_error, &state](const httplib::Request & req, httplib::Response & res) { server_state current_state = state.load(); if (current_state == SERVER_STATE_LOADING_MODEL) { - res_error(res, format_error_response("Loading model", ERROR_TYPE_UNAVAILABLE)); + auto tmp = string_split(req.path, '.'); + if (req.path == "/" || tmp.back() == "html") { + res.set_content(reinterpret_cast(loading_html), loading_html_len, "text/html; charset=utf-8"); + res.status = 503; + } else { + res_error(res, format_error_response("Loading model", ERROR_TYPE_UNAVAILABLE)); + } return false; } return true;