56 lines
1.8 KiB
Rust
56 lines
1.8 KiB
Rust
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//! 设备消息处理逻辑（轻量化）。
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//!
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//! 设备服务只处理通信和指令解析，不处理业务逻辑：
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//! - 所有设备上报消息统一转发到 Redis `device:reports` 队列
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//! - 不写 DB、不验证签名、不处理业务规则
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//! - auth_str/login 等协议级消息也由 API 服务处理后通过 `device:commands` 回复
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use super::connection::ConnectionPool;
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use super::protocol::DeviceMessage;
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/// 分发消息：统一转发到 Redis 上报队列。
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///
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/// 设备服务不做任何业务处理，仅负责解析 JSON 并转发。
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pub async fn handle_message(
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msg: DeviceMessage,
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_pool: &ConnectionPool,
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redis: &redis::aio::ConnectionManager,
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) -> Option<super::protocol::ServerResponse> {
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// 所有消息统一转发到 Redis，由 API 服务的 report_worker 处理
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forward_to_redis(redis, &msg).await;
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// 不直接回复设备，等待 API 服务通过 device:commands 队列回复
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None
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}
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/// 将设备消息转发到 Redis 统一上报队列 `device:reports`
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async fn forward_to_redis(
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redis: &redis::aio::ConnectionManager,
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msg: &DeviceMessage,
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) {
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if msg.dev_id.is_none() {
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tracing::warn!("[forward] 消息缺少 dev_id, act={}", msg.act);
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return;
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}
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let json_str = serde_json::to_string(msg).unwrap_or_default();
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let mut conn = redis.clone();
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let result: Result<(), _> = redis::cmd("LPUSH")
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.arg("device:reports")
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.arg(&json_str)
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.query_async(&mut conn)
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.await;
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match result {
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Ok(_) => {
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tracing::debug!(
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"[forward] 已推送 dev_id={} act={}",
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msg.dev_id.as_deref().unwrap_or("?"),
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msg.act
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);
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}
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Err(e) => tracing::error!("[forward] Redis LPUSH 失败: {}", e),
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}
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}
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