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Code Issues Releases Wiki Activity

Experimental flags for speeding up broadcasts

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This commit is contained in:
SpyCheese 2025-02-20 17:32:24 +03:00
parent 04f2bc1360
commit 8a08bf67a2
19 changed files with 131 additions and 46 deletions
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12
overlay/overlay-fec.cpp
View file

@ -32,7 +32,7 @@ void OverlayOutboundFecBroadcast::alarm() {
fec_type_.size(), flags_, std::move(X.data), X.id, fec_type_, date_);
}
alarm_timestamp() = td::Timestamp::in(0.010);
alarm_timestamp() = td::Timestamp::in(delay_);
if (seqno_ >= to_send_) {
stop();
@ -46,8 +46,9 @@ void OverlayOutboundFecBroadcast::start_up() {
OverlayOutboundFecBroadcast::OverlayOutboundFecBroadcast(td::BufferSlice data, td::uint32 flags,
td::actor::ActorId<OverlayImpl> overlay,
PublicKeyHash local_id)
PublicKeyHash local_id, double speed_multiplier)
: flags_(flags) {
delay_ /= speed_multiplier;
CHECK(data.size() <= (1 << 27));
local_id_ = local_id;
overlay_ = std::move(overlay);
@ -63,9 +64,10 @@ OverlayOutboundFecBroadcast::OverlayOutboundFecBroadcast(td::BufferSlice data, t
}
td::actor::ActorId<OverlayOutboundFecBroadcast> OverlayOutboundFecBroadcast::create(
td::BufferSlice data, td::uint32 flags, td::actor::ActorId<OverlayImpl> overlay, PublicKeyHash local_id) {
return td::actor::create_actor<OverlayOutboundFecBroadcast>(td::actor::ActorOptions().with_name("bcast"),
std::move(data), flags, overlay, local_id)
td::BufferSlice data, td::uint32 flags, td::actor::ActorId<OverlayImpl> overlay, PublicKeyHash local_id,
double speed_multiplier) {
return td::actor::create_actor<OverlayOutboundFecBroadcast>(
td::actor::ActorOptions().with_name("bcast"), std::move(data), flags, overlay, local_id, speed_multiplier)
.release();
}

5
overlay/overlay-fec.hpp
View file

@ -37,6 +37,7 @@ class OverlayOutboundFecBroadcast : public td::actor::Actor {
PublicKeyHash local_id_;
Overlay::BroadcastDataHash data_hash_;
td::uint32 flags_ = 0;
double delay_ = 0.010;
td::int32 date_;
std::unique_ptr<td::fec::Encoder> encoder_;
td::actor::ActorId<OverlayImpl> overlay_;
@ -45,9 +46,9 @@ class OverlayOutboundFecBroadcast : public td::actor::Actor {
public:
static td::actor::ActorId<OverlayOutboundFecBroadcast> create(td::BufferSlice data, td::uint32 flags,
td::actor::ActorId<OverlayImpl> overlay,
PublicKeyHash local_id);
PublicKeyHash local_id, double speed_multiplier = 1.0);
OverlayOutboundFecBroadcast(td::BufferSlice data, td::uint32 flags, td::actor::ActorId<OverlayImpl> overlay,
PublicKeyHash local_id);
PublicKeyHash local_id, double speed_multiplier = 1.0);
void alarm() override;
void start_up() override;

6
overlay/overlay.cpp
View file

@ -63,7 +63,7 @@ td::actor::ActorOwn<Overlay> Overlay::create_private(
return td::actor::create_actor<OverlayImpl>(
overlay_actor_name(overlay_id), keyring, adnl, manager, dht_node, local_id, std::move(overlay_id),
OverlayType::FixedMemberList, std::move(nodes), std::vector<PublicKeyHash>(), OverlayMemberCertificate{},
std::move(callback), std::move(rules), std::move(scope));
std::move(callback), std::move(rules), std::move(scope), std::move(opts));
}
td::actor::ActorOwn<Overlay> Overlay::create_semiprivate(
@ -99,6 +99,7 @@ OverlayImpl::OverlayImpl(td::actor::ActorId<keyring::Keyring> keyring, td::actor
overlay_id_ = id_full_.compute_short_id();
frequent_dht_lookup_ = opts_.frequent_dht_lookup_;
peer_list_.local_member_flags_ = opts_.local_overlay_member_flags_;
opts_.broadcast_speed_multiplier_ = std::max(opts_.broadcast_speed_multiplier_, 1e-9);
VLOG(OVERLAY_INFO) << this << ": creating";
@ -490,7 +491,8 @@ void OverlayImpl::send_broadcast_fec(PublicKeyHash send_as, td::uint32 flags, td
VLOG(OVERLAY_WARNING) << "broadcast source certificate is invalid";
return;
}
OverlayOutboundFecBroadcast::create(std::move(data), flags, actor_id(this), send_as);
OverlayOutboundFecBroadcast::create(std::move(data), flags, actor_id(this), send_as,
opts_.broadcast_speed_multiplier_);
}
void OverlayImpl::print(td::StringBuilder &sb) {

1
overlay/overlays.h
View file

@ -269,6 +269,7 @@ struct OverlayOptions {
td::uint32 nodes_to_send_ = 4;
td::uint32 propagate_broadcast_to_ = 5;
td::uint32 default_permanent_members_flags_ = 0;
double broadcast_speed_multiplier_ = 1.0;
};
class Overlays : public td::actor::Actor {