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use timestamp to reset rng

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orignal 2024-05-07 11:53:18 -04:00
parent 296b721929
commit c49e17ad40
3 changed files with 4 additions and 4 deletions
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4
libi2pd/NetDb.cpp
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@ -1490,7 +1490,7 @@ namespace data
if (eligible.size () > NETDB_MAX_EXPLORATORY_SELECTION_SIZE) if (eligible.size () > NETDB_MAX_EXPLORATORY_SELECTION_SIZE)
{ {
std::sample (eligible.begin(), eligible.end(), std::back_inserter(m_ExploratorySelection), std::sample (eligible.begin(), eligible.end(), std::back_inserter(m_ExploratorySelection),
NETDB_MAX_EXPLORATORY_SELECTION_SIZE, std::mt19937(std::random_device()())); NETDB_MAX_EXPLORATORY_SELECTION_SIZE, std::mt19937(ts));
} }
else else
std::swap (m_ExploratorySelection, eligible); std::swap (m_ExploratorySelection, eligible);
@ -1498,7 +1498,7 @@ namespace data
if (m_ExploratorySelection.size () > NETDB_MAX_EXPLORATORY_SELECTION_SIZE) if (m_ExploratorySelection.size () > NETDB_MAX_EXPLORATORY_SELECTION_SIZE)
{ {
// reduce number of eligible to max selection size // reduce number of eligible to max selection size
std::shuffle (m_ExploratorySelection.begin(), m_ExploratorySelection.end(), std::mt19937(std::random_device()())); std::shuffle (m_ExploratorySelection.begin(), m_ExploratorySelection.end(), std::mt19937(ts));
m_ExploratorySelection.resize (NETDB_MAX_EXPLORATORY_SELECTION_SIZE); m_ExploratorySelection.resize (NETDB_MAX_EXPLORATORY_SELECTION_SIZE);
} }
#endif #endif

3
libi2pd/TunnelPool.cpp
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@ -45,7 +45,8 @@ namespace tunnel
m_NumInboundHops (numInboundHops), m_NumOutboundHops (numOutboundHops), m_NumInboundHops (numInboundHops), m_NumOutboundHops (numOutboundHops),
m_NumInboundTunnels (numInboundTunnels), m_NumOutboundTunnels (numOutboundTunnels), m_NumInboundTunnels (numInboundTunnels), m_NumOutboundTunnels (numOutboundTunnels),
m_InboundVariance (inboundVariance), m_OutboundVariance (outboundVariance), m_InboundVariance (inboundVariance), m_OutboundVariance (outboundVariance),
m_IsActive (true), m_CustomPeerSelector(nullptr), m_Rng(m_Rd()) m_IsActive (true), m_CustomPeerSelector(nullptr),
m_Rng(i2p::util::GetMonotonicMicroseconds ()%1000000LL)
{ {
if (m_NumInboundTunnels > TUNNEL_POOL_MAX_INBOUND_TUNNELS_QUANTITY) if (m_NumInboundTunnels > TUNNEL_POOL_MAX_INBOUND_TUNNELS_QUANTITY)
m_NumInboundTunnels = TUNNEL_POOL_MAX_INBOUND_TUNNELS_QUANTITY; m_NumInboundTunnels = TUNNEL_POOL_MAX_INBOUND_TUNNELS_QUANTITY;

1
libi2pd/TunnelPool.h
View File

@ -154,7 +154,6 @@ namespace tunnel
int m_MinLatency = 0; // if > 0 this tunnel pool will try building tunnels with minimum latency by ms int m_MinLatency = 0; // if > 0 this tunnel pool will try building tunnels with minimum latency by ms
int m_MaxLatency = 0; // if > 0 this tunnel pool will try building tunnels with maximum latency by ms int m_MaxLatency = 0; // if > 0 this tunnel pool will try building tunnels with maximum latency by ms
std::random_device m_Rd;
std::mt19937 m_Rng; std::mt19937 m_Rng;
public: public: