refactor: 拆分 gateway 单体为独立 crate，新增 systemd 部署方案

将 gateway 内部的 model-fetch、provider-transport、scheduler-core、 usage-runtime、video-tasks-core 模块提取为独立 crate；重构 gateway 内部模块结构（state/router/cache/data/query 等）；移除大量遗留模块文件；新增 systemd 二进制部署骨架及相关文档；更新前端 usage 相关 API 和组件。
2026-10-08 02:17:46 +08:00 · 2026-04-05 20:23:16 +08:00
parent cbc811f6ce
commit 763ff03a7b
777 changed files with 42654 additions and 21464 deletions
@@ -0,0 +1,76 @@
+pub(super) use std::convert::Infallible;
+pub(super) use std::sync::{Arc, Mutex};
+
+pub(super) use axum::body::{to_bytes, Body, Bytes};
+pub(super) use axum::response::Response;
+pub(super) use axum::routing::any;
+pub(super) use axum::{extract::Request, Json, Router};
+pub(super) use http::header::{HeaderName, HeaderValue};
+pub(super) use http::StatusCode;
+pub(super) use serde_json::json;
+
+mod ai_execute;
+mod architecture;
+mod async_task;
+mod audit;
+mod concurrency;
+mod control;
+mod files;
+mod frontdoor;
+mod proxy;
+mod usage;
+mod video;
+
+pub(super) use super::async_task::VideoTaskTruthSourceMode;
+pub(super) use super::constants::*;
+pub(super) use super::fallback_metrics::{GatewayFallbackMetricKind, GatewayFallbackReason};
+pub(super) use super::rate_limit::FrontdoorUserRpmConfig;
+pub(super) use super::router::{build_router, build_router_with_state};
+pub(super) use super::state::{AppState, FrontdoorCorsConfig};
+pub(super) use super::usage::UsageRuntimeConfig;
+
+pub(super) async fn start_server(app: Router) -> (String, tokio::task::JoinHandle<()>) {
+    let listener = tokio::net::TcpListener::bind("127.0.0.1:0")
+        .await
+        .expect("listener should bind");
+    let addr = listener.local_addr().expect("local addr should resolve");
+    let handle = tokio::spawn(async move {
+        axum::serve(
+            listener,
+            app.into_make_service_with_connect_info::<std::net::SocketAddr>(),
+        )
+        .await
+        .expect("server should run");
+    });
+    (format!("http://{addr}"), handle)
+}
+
+pub(super) fn build_router_with_execution_runtime_override(
+    execution_runtime_override_base_url: impl Into<String>,
+) -> Router {
+    let state = build_state_with_execution_runtime_override(execution_runtime_override_base_url);
+    build_router_with_state(state)
+}
+
+pub(super) fn build_state_with_execution_runtime_override(
+    execution_runtime_override_base_url: impl Into<String>,
+) -> AppState {
+    AppState::new()
+        .expect("gateway should build")
+        .with_execution_runtime_override_base_url(execution_runtime_override_base_url)
+}
+
+pub(super) async fn wait_until(timeout_ms: u64, mut predicate: impl FnMut() -> bool) {
+    let deadline = tokio::time::Instant::now() + std::time::Duration::from_millis(timeout_ms);
+    loop {
+        if predicate() {
+            return;
+        }
+        assert!(
+            tokio::time::Instant::now() < deadline,
+            "condition not met within {}ms",
+            timeout_ms
+        );
+        tokio::time::sleep(std::time::Duration::from_millis(10)).await;
+    }
+}