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Implement online config update

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This commit is contained in:
Vitaliy Filippov
2023-03-26 19:21:50 +03:00
parent 3bbc46543d
commit d06ed2b0e7
19 changed files with 332 additions and 121 deletions
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src/etcd_state_client.cpp
+23 -5
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@@ -18,12 +18,8 @@ etcd_state_client_t::~etcd_state_client_t()
}
watches.clear();
etcd_watches_initialised = -1;
if (ws_keepalive_timer >= 0)
{
tfd->clear_timer(ws_keepalive_timer);
ws_keepalive_timer = -1;
}
#ifndef __MOCK__
stop_ws_keepalive();
if (etcd_watch_ws)
{
http_close(etcd_watch_ws);
@@ -245,6 +241,7 @@ void etcd_state_client_t::parse_config(const json11::Json & config)
if (this->etcd_keepalive_timeout < 30)
this->etcd_keepalive_timeout = 30;
}
auto old_etcd_ws_keepalive_interval = this->etcd_ws_keepalive_interval;
this->etcd_ws_keepalive_interval = config["etcd_ws_keepalive_interval"].uint64_value();
if (this->etcd_ws_keepalive_interval <= 0)
{
@@ -265,6 +262,13 @@ void etcd_state_client_t::parse_config(const json11::Json & config)
{
this->etcd_quick_timeout = 1000;
}
if (this->etcd_ws_keepalive_interval != old_etcd_ws_keepalive_interval && ws_keepalive_timer >= 0)
{
#ifndef __MOCK__
stop_ws_keepalive();
start_ws_keepalive();
#endif
}
}
void etcd_state_client_t::pick_next_etcd()
@@ -478,6 +482,20 @@ void etcd_state_client_t::start_etcd_watcher()
{
on_start_watcher_hook(etcd_watch_ws);
}
start_ws_keepalive();
}
void etcd_state_client_t::stop_ws_keepalive()
{
if (ws_keepalive_timer >= 0)
{
tfd->clear_timer(ws_keepalive_timer);
ws_keepalive_timer = -1;
}
}
void etcd_state_client_t::start_ws_keepalive()
{
if (ws_keepalive_timer < 0)
{
ws_keepalive_timer = tfd->set_timer(etcd_ws_keepalive_interval*1000, true, [this](int)