miner: fix double free of thread attributes

issue: #5568
This commit is contained in:
ston1th 2019-06-09 10:51:18 +02:00 committed by wowario
parent 62d746ffeb
commit 33634f6dfd
No known key found for this signature in database
GPG Key ID: 24DCBE762DE9C111
4 changed files with 8 additions and 18 deletions

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@ -126,7 +126,7 @@ namespace cryptonote
m_miner_extra_sleep(BACKGROUND_MINING_DEFAULT_MINER_EXTRA_SLEEP_MILLIS),
m_block_reward(0)
{
m_attrs.set_stack_size(THREAD_STACK_SIZE);
}
//-----------------------------------------------------------------------------------------------------
miner::~miner()
@ -363,7 +363,7 @@ namespace cryptonote
return m_threads_total;
}
//-----------------------------------------------------------------------------------------------------
bool miner::start(const account_public_address& adr, size_t threads_count, const boost::thread::attributes& attrs, bool do_background, bool ignore_battery)
bool miner::start(const account_public_address& adr, size_t threads_count, bool do_background, bool ignore_battery)
{
m_block_reward = 0;
m_mine_address = adr;
@ -374,7 +374,6 @@ namespace cryptonote
m_threads_autodetect.push_back({epee::misc_utils::get_ns_count(), m_total_hashes});
m_threads_total = 1;
}
m_attrs = attrs;
m_starter_nonce = crypto::rand<uint32_t>();
CRITICAL_REGION_LOCAL(m_threads_lock);
if(is_mining())
@ -398,7 +397,7 @@ namespace cryptonote
for(size_t i = 0; i != m_threads_total; i++)
{
m_threads.push_back(boost::thread(attrs, boost::bind(&miner::worker_thread, this)));
m_threads.push_back(boost::thread(m_attrs, boost::bind(&miner::worker_thread, this)));
}
if (threads_count == 0)
@ -408,7 +407,7 @@ namespace cryptonote
if( get_is_background_mining_enabled() )
{
m_background_mining_thread = boost::thread(attrs, boost::bind(&miner::background_worker_thread, this));
m_background_mining_thread = boost::thread(m_attrs, boost::bind(&miner::background_worker_thread, this));
LOG_PRINT_L0("Background mining controller thread started" );
}
@ -490,10 +489,7 @@ namespace cryptonote
{
if(m_do_mining)
{
boost::thread::attributes attrs;
attrs.set_stack_size(THREAD_STACK_SIZE);
start(m_mine_address, m_threads_total, attrs, get_is_background_mining_enabled(), get_ignore_battery());
start(m_mine_address, m_threads_total, get_is_background_mining_enabled(), get_ignore_battery());
}
}
//-----------------------------------------------------------------------------------------------------

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@ -66,7 +66,7 @@ namespace cryptonote
static void init_options(boost::program_options::options_description& desc);
bool set_block_template(const block& bl, const difficulty_type& diffic, uint64_t height, uint64_t block_reward);
bool on_block_chain_update();
bool start(const account_public_address& adr, size_t threads_count, const boost::thread::attributes& attrs, bool do_background = false, bool ignore_battery = false);
bool start(const account_public_address& adr, size_t threads_count, bool do_background = false, bool ignore_battery = false);
uint64_t get_speed() const;
uint32_t get_threads_count() const;
void send_stop_signal();

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@ -905,16 +905,13 @@ namespace cryptonote
return true;
}
boost::thread::attributes attrs;
attrs.set_stack_size(THREAD_STACK_SIZE);
cryptonote::miner &miner= m_core.get_miner();
if (miner.is_mining())
{
res.status = "Already mining";
return true;
}
if(!miner.start(info.address, static_cast<size_t>(req.threads_count), attrs, req.do_background_mining, req.ignore_battery))
if(!miner.start(info.address, static_cast<size_t>(req.threads_count), req.do_background_mining, req.ignore_battery))
{
res.status = "Failed, mining not started";
LOG_PRINT_L0(res.status);

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@ -408,10 +408,7 @@ namespace rpc
return;
}
boost::thread::attributes attrs;
attrs.set_stack_size(THREAD_STACK_SIZE);
if(!m_core.get_miner().start(info.address, static_cast<size_t>(req.threads_count), attrs, req.do_background_mining, req.ignore_battery))
if(!m_core.get_miner().start(info.address, static_cast<size_t>(req.threads_count), req.do_background_mining, req.ignore_battery))
{
res.error_details = "Failed, mining not started";
LOG_PRINT_L0(res.error_details);