From 9eb924f64a56918536d310dd89698aa7e148c727 Mon Sep 17 00:00:00 2001
From: lichao <lichao@aiotlink.com>
Date: 星期四, 06 五月 2021 09:41:26 +0800
Subject: [PATCH] refactor atomic queue.
---
src/topic_node.cpp | 65 ++++++++++++++++++++++++--------
1 files changed, 49 insertions(+), 16 deletions(-)
diff --git a/src/topic_node.cpp b/src/topic_node.cpp
index 1131816..f629597 100644
--- a/src/topic_node.cpp
+++ b/src/topic_node.cpp
@@ -37,30 +37,52 @@
} // namespace
TopicNode::TopicNode(SharedMemory &shm) :
- shm_(shm), sockets_(eSockEnd), state_(eStateUnregistered)
+ shm_(shm), state_(eStateUnregistered)
{
- for (int i = eSockStart; i < eSockEnd; ++i) {
- sockets_[i].reset(new ShmSocket(shm_, kMqLen));
- }
- // recv msgs to avoid memory leak.
- auto default_ignore_msg = [](ShmSocket &sock, MsgI &imsg, BHMsgHead &head) { return true; };
- SockNode().Start(default_ignore_msg);
- // for (auto &p : sockets_) {
- // p->Start(default_ignore_msg);
- // }
+ Init();
}
TopicNode::~TopicNode()
{
+ printf("~TopicNode()\n");
Stop();
- SockNode().Stop();
- if (state() == eStateUnregistered) {
- for (auto &p : sockets_) { p->Remove(); }
+}
+
+bool TopicNode::Init()
+{
+ std::lock_guard<std::mutex> lk(mutex_);
+
+ if (Valid()) {
+ return true;
}
+
+ if (ssn_id_ == 0) {
+ ssn_id_ = ShmMsgQueue::NewId();
+ }
+ printf("Node Init, id %ld \n", ssn_id_);
+ MsgI msg;
+ msg.OffsetRef() = ssn_id_;
+ if (ShmMsgQueue::TrySend(shm(), BHInitAddress(), msg)) {
+ sockets_.resize(eSockEnd);
+ for (int i = eSockStart; i < eSockEnd; ++i) {
+ sockets_[i].reset(new ShmSocket(shm_, ssn_id_ + i, kMqLen));
+ }
+ // recv msgs to avoid memory leak.
+ auto default_ignore_msg = [](ShmSocket &sock, MsgI &imsg, BHMsgHead &head) { return true; };
+ SockNode().Start(default_ignore_msg);
+ return true;
+ }
+ return false;
}
void TopicNode::Start(ServerAsyncCB const &server_cb, SubDataCB const &sub_cb, RequestResultCB &client_cb, int nworker)
{
+ std::lock_guard<std::mutex> lk(mutex_);
+
+ if (!Init()) {
+ SetLastError(eError, "BHome Node Not Inited.");
+ return;
+ }
if (nworker < 1) {
nworker = 1;
} else if (nworker > 16) {
@@ -73,11 +95,18 @@
}
void TopicNode::Stop()
{
+ printf("Node Stopping\n");
for (auto &p : sockets_) { p->Stop(); }
+ printf("Node Stopped\n");
}
bool TopicNode::Register(ProcInfo &proc, MsgCommonReply &reply_body, const int timeout_ms)
{
+ if (!Init()) {
+ SetLastError(eError, "BHome Node Not Inited.");
+ return false;
+ }
+
info_ = proc;
auto &sock = SockNode();
@@ -123,6 +152,11 @@
}
bool TopicNode::Unregister(ProcInfo &proc, MsgCommonReply &reply_body, const int timeout_ms)
{
+ if (!IsOnline()) {
+ SetLastError(eNotRegistered, "Not Registered.");
+ return false;
+ }
+
info_.Clear();
state_cas(eStateOnline, eStateOffline);
@@ -389,7 +423,7 @@
BHAddress addr;
if (ClientQueryRPCTopic(request.topic(), addr, timeout_ms)) {
- printf("node: %ld, topic dest: %ld\n", SockNode().id(), addr.mq_id());
+ // printf("node: %ld, topic dest: %ld\n", SockNode().id(), addr.mq_id());
BHMsgHead head(InitMsgHead(GetType(request), proc_id(), ssn()));
AddRoute(head, sock.id());
head.set_topic(request.topic());
@@ -404,8 +438,6 @@
reply_head.mutable_proc_id()->swap(out_proc_id);
return true;
}
- } else {
- SetLastError(eNotFound, "remote not found.");
}
} catch (...) {
SetLastError(eError, __func__ + std::string(" internal errer."));
@@ -448,6 +480,7 @@
return true;
}
}
+ SetLastError(eNotFound, "remote not found.");
return false;
}
--
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