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Merge pull request #6354

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67ade8005 Add randomized delay when forwarding txes from i2p/tor -> ipv4/6 (Lee Clagett)
This commit is contained in:
Alexander Blair
2020-08-09 06:42:48 -07:00
parent 9414194b1e 67ade80055
commit c108c5e2f0
9 changed files with 368 additions and 40 deletions
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src/blockchain_db/blockchain_db.cpp
+32 -11
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@@ -63,6 +63,7 @@ bool matches_category(relay_method method, relay_category category) noexcept
{
default:
case relay_method::local:
case relay_method::forward:
case relay_method::stem:
return false;
case relay_method::block:
@@ -79,6 +80,7 @@ void txpool_tx_meta_t::set_relay_method(relay_method method) noexcept
kept_by_block = 0;
do_not_relay = 0;
is_local = 0;
is_forwarding = 0;
dandelionpp_stem = 0;
switch (method)
@@ -89,8 +91,8 @@ void txpool_tx_meta_t::set_relay_method(relay_method method) noexcept
case relay_method::local:
is_local = 1;
break;
default:
case relay_method::fluff:
case relay_method::forward:
is_forwarding = 1;
break;
case relay_method::stem:
dandelionpp_stem = 1;
@@ -98,26 +100,45 @@ void txpool_tx_meta_t::set_relay_method(relay_method method) noexcept
case relay_method::block:
kept_by_block = 1;
break;
default:
case relay_method::fluff:
break;
}
}
relay_method txpool_tx_meta_t::get_relay_method() const noexcept
{
if (kept_by_block)
return relay_method::block;
if (do_not_relay)
return relay_method::none;
if (is_local)
return relay_method::local;
if (dandelionpp_stem)
return relay_method::stem;
const uint8_t state =
uint8_t(kept_by_block) +
(uint8_t(do_not_relay) << 1) +
(uint8_t(is_local) << 2) +
(uint8_t(is_forwarding) << 3) +
(uint8_t(dandelionpp_stem) << 4);
switch (state)
{
default: // error case
case 0:
break;
case 1:
return relay_method::block;
case 2:
return relay_method::none;
case 4:
return relay_method::local;
case 8:
return relay_method::forward;
case 16:
return relay_method::stem;
};
return relay_method::fluff;
}
bool txpool_tx_meta_t::upgrade_relay_method(relay_method method) noexcept
{
static_assert(relay_method::none < relay_method::local, "bad relay_method value");
static_assert(relay_method::local < relay_method::stem, "bad relay_method value");
static_assert(relay_method::local < relay_method::forward, "bad relay_method value");
static_assert(relay_method::forward < relay_method::stem, "bad relay_method value");
static_assert(relay_method::stem < relay_method::fluff, "bad relay_method value");
static_assert(relay_method::fluff < relay_method::block, "bad relay_method value");