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icinga2
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IcingaDB: handle Redis restarts

This commit is contained in:
Alexander A. Klimov 2019-11-21 12:55:01 +01:00
parent 7849da0b78
commit e7ce71095a
1 changed files with 16 additions and 0 deletions
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16
lib/icingadb/redisconnection.hpp
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@ -207,6 +207,8 @@ private:
template<class StreamPtr>
RedisConnection::Reply RedisConnection::ReadOne(StreamPtr& stream, boost::asio::yield_context& yc)
{
namespace asio = boost::asio;
if (!stream) {
throw RedisDisconnected();
}
@ -221,6 +223,12 @@ RedisConnection::Reply RedisConnection::ReadOne(StreamPtr& stream, boost::asio::
if (m_Connecting.exchange(false)) {
m_Connected.store(false);
stream = nullptr;
if (!m_Connecting.exchange(true)) {
Ptr keepAlive (this);
asio::spawn(m_Strand, [this, keepAlive](asio::yield_context yc) { Connect(yc); });
}
}
throw;
@ -230,6 +238,8 @@ RedisConnection::Reply RedisConnection::ReadOne(StreamPtr& stream, boost::asio::
template<class StreamPtr>
void RedisConnection::WriteOne(StreamPtr& stream, RedisConnection::Query& query, boost::asio::yield_context& yc)
{
namespace asio = boost::asio;
if (!stream) {
throw RedisDisconnected();
}
@ -245,6 +255,12 @@ void RedisConnection::WriteOne(StreamPtr& stream, RedisConnection::Query& query,
if (m_Connecting.exchange(false)) {
m_Connected.store(false);
stream = nullptr;
if (!m_Connecting.exchange(true)) {
Ptr keepAlive (this);
asio::spawn(m_Strand, [this, keepAlive](asio::yield_context yc) { Connect(yc); });
}
}
throw;