Green-Sky/solanaceae_ngc_ft1
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

and use new backend code (partially transitioned to os backend)

Browse Source
This commit is contained in:
Green Sky 2024-07-17 17:17:07 +02:00
parent e50e74e12f
commit 54ace9d0b2
No known key found for this signature in database
2 changed files with 99 additions and 267 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

351
solanaceae/ngc_ft1_sha1/sha1_ngcft1.cpp
View File

@ -29,7 +29,6 @@
#include <iostream>
#include <filesystem>
#include <thread>
#include <vector>
namespace Message::Components {
@ -193,7 +192,8 @@ SHA1_NGCFT1::SHA1_NGCFT1(
_nft(nft),
_tcm(tcm),
_tep(tep),
_neep(neep)
_neep(neep),
_mfb(os)
{
// TODO: also create and destroy
_rmm.subscribe(this, RegistryMessageModel_Event::message_updated);
@ -221,17 +221,7 @@ SHA1_NGCFT1::SHA1_NGCFT1(
float SHA1_NGCFT1::iterate(float delta) {
//std::cerr << "---------- new tick ----------\n";
// info builder queue
if (_info_builder_dirty) {
std::lock_guard l{_info_builder_queue_mutex};
_info_builder_dirty = false; // set while holding lock
for (auto& it : _info_builder_queue) {
//it.fn();
it();
}
_info_builder_queue.clear();
}
_mfb.tick(); // does not need to be called as often, once every sec would be enough, but the pointer deref + atomic bool should be very fast
entt::dense_map<Contact3, size_t> peer_open_requests;
@ -440,6 +430,89 @@ float SHA1_NGCFT1::iterate(float delta) {
}
}
// gets called back on main thread after a "new" file info got built on a different thread
void SHA1_NGCFT1::onSendFileHashFinished(ObjectHandle o, Message3Registry* reg_ptr, Contact3 c, uint64_t ts) {
// sanity
if (!o.all_of<Components::FT1InfoSHA1, Components::FT1InfoSHA1Hash>()) {
assert(false);
return;
}
// update content lookup
const auto& info_hash = o.get<Components::FT1InfoSHA1Hash>().hash;
_info_to_content[info_hash] = o;
// update chunk lookup
const auto& cc = o.get<Components::FT1ChunkSHA1Cache>();
const auto& info = o.get<Components::FT1InfoSHA1>();
for (size_t i = 0; i < info.chunks.size(); i++) {
_chunks[info.chunks[i]] = o;
}
// remove from info request queue
if (auto it = std::find(_queue_content_want_info.begin(), _queue_content_want_info.end(), o); it != _queue_content_want_info.end()) {
_queue_content_want_info.erase(it);
}
// TODO: we dont want chunks anymore
// TODO: make sure to abort every receiving transfer (sending info and chunk should be fine, info uses copy and chunk handle)
// something happend, update all chunk pickers
if (o.all_of<Components::SuspectedParticipants>()) {
for (const auto& pcv : o.get<Components::SuspectedParticipants>().participants) {
Contact3Handle pch{_cr, pcv};
assert(static_cast<bool>(pch));
pch.emplace_or_replace<ChunkPickerUpdateTag>();
}
}
// create message
const auto c_self = _cr.get<Contact::Components::Self>(c).self;
if (!_cr.valid(c_self)) {
std::cerr << "SHA1_NGCFT1 error: failed to get self!\n";
return;
}
const auto msg_e = reg_ptr->create();
reg_ptr->emplace<Message::Components::ContactTo>(msg_e, c);
reg_ptr->emplace<Message::Components::ContactFrom>(msg_e, c_self);
reg_ptr->emplace<Message::Components::Timestamp>(msg_e, ts); // reactive?
reg_ptr->emplace<Message::Components::Read>(msg_e, ts);
reg_ptr->emplace<Message::Components::Transfer::TagHaveAll>(msg_e);
reg_ptr->emplace<Message::Components::Transfer::TagSending>(msg_e);
o.get_or_emplace<Components::Messages>().messages.push_back({*reg_ptr, msg_e});
//reg_ptr->emplace<Message::Components::Transfer::FileKind>(e, file_kind);
// file id would be sha1_info hash or something
//reg_ptr->emplace<Message::Components::Transfer::FileID>(e, file_id);
if (_cr.any_of<Contact::Components::ToxGroupEphemeral>(c)) {
const uint32_t group_number = _cr.get<Contact::Components::ToxGroupEphemeral>(c).group_number;
uint32_t message_id = 0;
// TODO: check return
_nft.NGC_FT1_send_message_public(group_number, message_id, static_cast<uint32_t>(NGCFT1_file_kind::HASH_SHA1_INFO), info_hash.data(), info_hash.size());
reg_ptr->emplace<Message::Components::ToxGroupMessageID>(msg_e, message_id);
} else if (
// non online group
_cr.any_of<Contact::Components::ToxGroupPersistent>(c)
) {
// create msg_id
const uint32_t message_id = randombytes_random();
reg_ptr->emplace<Message::Components::ToxGroupMessageID>(msg_e, message_id);
} // TODO: else private message
reg_ptr->get_or_emplace<Message::Components::SyncedBy>(msg_e).ts.try_emplace(c_self, ts);
reg_ptr->get_or_emplace<Message::Components::ReceivedBy>(msg_e).ts.try_emplace(c_self, ts);
_rmm.throwEventConstruct(*reg_ptr, msg_e);
// TODO: place in iterate?
updateMessages(o);
}
bool SHA1_NGCFT1::onEvent(const Message::Events::MessageUpdated& e) {
// see tox_transfer_manager.cpp for reference
if (!e.e.all_of<Message::Components::Transfer::ActionAccept, Message::Components::Content>()) {
@ -990,6 +1063,7 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_recv_done& e) {
);
}
#if 0
if (!cc.have_all) { // debug print self have set
std::cout << "DEBUG print have bitset: s:" << cc.have_chunk.size_bits();
for (size_t i = 0; i < cc.have_chunk.size_bytes(); i++) {
@ -1001,6 +1075,7 @@ bool SHA1_NGCFT1::onEvent(const Events::NGCFT1_recv_done& e) {
}
printf("\n");
}
#endif
} else {
std::cout << "SHA1_NGCFT1 warning: got chunk duplicate\n";
}
@ -1176,252 +1251,10 @@ bool SHA1_NGCFT1::sendFilePath(const Contact3 c, std::string_view file_name, std
// get current time unix epoch utc
uint64_t ts = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
std::thread(std::move([
// copy everything
self = this,
ts,
c,
reg_ptr,
file_name_ = std::string(file_name),
file_path_ = std::string(file_path)
]() mutable {
std::unique_ptr<File2I> file_impl = construct_file2_rw_mapped(file_path_, -1);
if (!file_impl->isGood()) {
{
std::lock_guard l{self->_info_builder_queue_mutex};
self->_info_builder_queue.push_back([file_path_](){
// back on iterate thread
std::cerr << "SHA1_NGCFT1 error: failed opening file '" << file_path_ << "'!\n";
});
self->_info_builder_dirty = true; // still in scope, set before mutex unlock
}
return;
}
// 1. build info by hashing all chunks
FT1InfoSHA1 sha1_info;
// build info
sha1_info.file_name = file_name_;
sha1_info.file_size = file_impl->_file_size; // TODO: remove the reliance on implementation details
{ // build chunks
// HACK: load file fully
// ... its only a hack if its not memory mapped, but reading in chunk_sized chunks is probably a good idea anyway
const auto file_data = file_impl->read(file_impl->_file_size, 0);
size_t i = 0;
for (; i + sha1_info.chunk_size < file_data.size; i += sha1_info.chunk_size) {
sha1_info.chunks.push_back(hash_sha1(file_data.ptr+i, sha1_info.chunk_size));
}
if (i < file_data.size) {
sha1_info.chunks.push_back(hash_sha1(file_data.ptr+i, file_data.size-i));
}
}
file_impl.reset();
{
std::lock_guard l{self->_info_builder_queue_mutex};
self->_info_builder_queue.push_back(std::move([
self,
ts,
c,
reg_ptr,
file_name_,
file_path_,
sha1_info = std::move(sha1_info)
]() mutable { //
// back on iterate thread
std::unique_ptr<File2I> file_impl = construct_file2_rw_mapped(file_path_, sha1_info.file_size);
if (!file_impl->isGood()) {
std::cerr << "SHA1_NGCFT1 error: failed opening file '" << file_path_ << "'!\n";
return;
}
// 2. hash info
std::vector<uint8_t> sha1_info_data;
std::vector<uint8_t> sha1_info_hash;
std::cout << "SHA1_NGCFT1 info is: \n" << sha1_info;
sha1_info_data = sha1_info.toBuffer();
std::cout << "SHA1_NGCFT1 sha1_info size: " << sha1_info_data.size() << "\n";
sha1_info_hash = hash_sha1(sha1_info_data.data(), sha1_info_data.size());
std::cout << "SHA1_NGCFT1 sha1_info_hash: " << bin2hex(sha1_info_hash) << "\n";
// check if content exists
ObjectHandle ce;
if (self->_info_to_content.count(sha1_info_hash)) {
ce = self->_info_to_content.at(sha1_info_hash);
// TODO: check if content is incomplete and use file instead
if (!ce.all_of<Components::FT1InfoSHA1>()) {
ce.emplace<Components::FT1InfoSHA1>(sha1_info);
}
if (!ce.all_of<Components::FT1InfoSHA1Data>()) {
ce.emplace<Components::FT1InfoSHA1Data>(sha1_info_data);
}
// hash has to be set already
// Components::FT1InfoSHA1Hash
{ // lookup tables and have
auto& cc = ce.get_or_emplace<Components::FT1ChunkSHA1Cache>();
cc.have_all = true;
// skip have vec, since all
//cc.have_chunk
cc.have_count = sha1_info.chunks.size(); // need?
self->_info_to_content[sha1_info_hash] = ce;
cc.chunk_hash_to_index.clear(); // for cpy pst
for (size_t i = 0; i < sha1_info.chunks.size(); i++) {
self->_chunks[sha1_info.chunks[i]] = ce;
cc.chunk_hash_to_index[sha1_info.chunks[i]].push_back(i);
}
}
{ // file info
// TODO: not overwrite fi? since same?
auto& file_info = ce.emplace_or_replace<Message::Components::Transfer::FileInfo>();
file_info.file_list.emplace_back() = {std::string{file_name_}, file_impl->_file_size};
file_info.total_size = file_impl->_file_size;
ce.emplace_or_replace<Message::Components::Transfer::FileInfoLocal>(std::vector{std::string{file_path_}});
}
// cleanup file
if (ce.all_of<Message::Components::Transfer::File>()) {
// replace
ce.remove<Message::Components::Transfer::File>();
}
ce.emplace<Message::Components::Transfer::File>(std::move(file_impl));
if (!ce.all_of<Message::Components::Transfer::BytesSent>()) {
ce.emplace<Message::Components::Transfer::BytesSent>(0u);
}
ce.remove<Message::Components::Transfer::TagPaused>();
// we dont want the info anymore
ce.remove<Components::ReRequestInfoTimer>();
if (auto it = std::find(self->_queue_content_want_info.begin(), self->_queue_content_want_info.end(), ce); it != self->_queue_content_want_info.end()) {
self->_queue_content_want_info.erase(it);
}
// TODO: we dont want chunks anymore
// TODO: make sure to abort every receiving transfer (sending info and chunk should be fine, info uses copy and chunk handle)
} else {
// TODO: backend
ce = {self->_os.registry(), self->_os.registry().create()};
self->_info_to_content[sha1_info_hash] = ce;
ce.emplace<Components::FT1InfoSHA1>(sha1_info);
ce.emplace<Components::FT1InfoSHA1Data>(sha1_info_data); // keep around? or file?
ce.emplace<Components::FT1InfoSHA1Hash>(sha1_info_hash);
{ // lookup tables and have
auto& cc = ce.emplace<Components::FT1ChunkSHA1Cache>();
cc.have_all = true;
// skip have vec, since all
//cc.have_chunk
cc.have_count = sha1_info.chunks.size(); // need?
self->_info_to_content[sha1_info_hash] = ce;
cc.chunk_hash_to_index.clear(); // for cpy pst
for (size_t i = 0; i < sha1_info.chunks.size(); i++) {
self->_chunks[sha1_info.chunks[i]] = ce;
cc.chunk_hash_to_index[sha1_info.chunks[i]].push_back(i);
}
}
{ // file info
auto& file_info = ce.emplace<Message::Components::Transfer::FileInfo>();
//const auto& file = ce.get<Message::Components::Transfer::File>();
file_info.file_list.emplace_back() = {std::string{file_name_}, file_impl->_file_size};
file_info.total_size = file_impl->_file_size;
ce.emplace<Message::Components::Transfer::FileInfoLocal>(std::vector{std::string{file_path_}});
}
ce.emplace<Message::Components::Transfer::File>(std::move(file_impl));
ce.emplace<Message::Components::Transfer::BytesSent>(0u);
}
// something happend, update all chunk pickers
if (ce.all_of<Components::SuspectedParticipants>()) {
for (const auto& pcv : ce.get<Components::SuspectedParticipants>().participants) {
Contact3Handle pch{self->_cr, pcv};
assert(static_cast<bool>(pch));
pch.emplace_or_replace<ChunkPickerUpdateTag>();
}
}
const auto c_self = self->_cr.get<Contact::Components::Self>(c).self;
if (!self->_cr.valid(c_self)) {
std::cerr << "SHA1_NGCFT1 error: failed to get self!\n";
return;
}
const auto msg_e = reg_ptr->create();
reg_ptr->emplace<Message::Components::ContactTo>(msg_e, c);
reg_ptr->emplace<Message::Components::ContactFrom>(msg_e, c_self);
reg_ptr->emplace<Message::Components::Timestamp>(msg_e, ts); // reactive?
reg_ptr->emplace<Message::Components::Read>(msg_e, ts);
reg_ptr->emplace<Message::Components::Transfer::TagHaveAll>(msg_e);
reg_ptr->emplace<Message::Components::Transfer::TagSending>(msg_e);
ce.get_or_emplace<Components::Messages>().messages.push_back({*reg_ptr, msg_e});
//reg_ptr->emplace<Message::Components::Transfer::FileKind>(e, file_kind);
// file id would be sha1_info hash or something
//reg_ptr->emplace<Message::Components::Transfer::FileID>(e, file_id);
// remove? done in updateMessages() anyway
if (ce.all_of<Message::Components::Transfer::FileInfo>()) {
reg_ptr->emplace<Message::Components::Transfer::FileInfo>(msg_e, ce.get<Message::Components::Transfer::FileInfo>());
}
if (ce.all_of<Message::Components::Transfer::FileInfoLocal>()) {
reg_ptr->emplace<Message::Components::Transfer::FileInfoLocal>(msg_e, ce.get<Message::Components::Transfer::FileInfoLocal>());
}
if (ce.all_of<Message::Components::Transfer::BytesSent>()) {
reg_ptr->emplace<Message::Components::Transfer::BytesSent>(msg_e, ce.get<Message::Components::Transfer::BytesSent>());
}
// TODO: determine if this is true
//reg_ptr->emplace<Message::Components::Transfer::TagPaused>(e);
if (self->_cr.any_of<Contact::Components::ToxGroupEphemeral>(c)) {
const uint32_t group_number = self->_cr.get<Contact::Components::ToxGroupEphemeral>(c).group_number;
uint32_t message_id = 0;
// TODO: check return
self->_nft.NGC_FT1_send_message_public(group_number, message_id, static_cast<uint32_t>(NGCFT1_file_kind::HASH_SHA1_INFO), sha1_info_hash.data(), sha1_info_hash.size());
reg_ptr->emplace<Message::Components::ToxGroupMessageID>(msg_e, message_id);
} else if (
// non online group
self->_cr.any_of<Contact::Components::ToxGroupPersistent>(c)
) {
// create msg_id
const uint32_t message_id = randombytes_random();
reg_ptr->emplace<Message::Components::ToxGroupMessageID>(msg_e, message_id);
}
reg_ptr->get_or_emplace<Message::Components::SyncedBy>(msg_e).ts.try_emplace(c_self, ts);
reg_ptr->get_or_emplace<Message::Components::ReceivedBy>(msg_e).ts.try_emplace(c_self, ts);
self->_rmm.throwEventConstruct(*reg_ptr, msg_e);
// TODO: place in iterate?
self->updateMessages(ce);
}));
self->_info_builder_dirty = true; // still in scope, set before mutex unlock
}
})).detach();
_mfb.newFromFile(
file_name, file_path,
[this, reg_ptr, c, ts](ObjectHandle o) { onSendFileHashFinished(o, reg_ptr, c, ts); }
);
return true;
}

15
solanaceae/ngc_ft1_sha1/sha1_ngcft1.hpp
View File

@ -13,12 +13,12 @@
#include "./sending_transfers.hpp"
#include "./receiving_transfers.hpp"
#include "./backends/sha1_mapped_filesystem.hpp"
#include <entt/container/dense_map.hpp>
#include <random>
#include <atomic>
#include <mutex>
#include <list>
#include <chrono>
class SHA1_NGCFT1 : public ToxEventI, public RegistryMessageModelEventI, public NGCFT1EventI, public NGCEXTEventI {
ObjectStore2& _os;
@ -30,6 +30,8 @@ class SHA1_NGCFT1 : public ToxEventI, public RegistryMessageModelEventI, public
ToxEventProviderI& _tep;
NGCEXTEventProvider& _neep;
Backends::SHA1MappedFilesystem _mfb;
std::minstd_rand _rng {1337*11};
using clock = std::chrono::steady_clock;
@ -67,11 +69,6 @@ class SHA1_NGCFT1 : public ToxEventI, public RegistryMessageModelEventI, public
// only used to remove participation on peer exit
entt::dense_map<uint64_t, Contact3Handle> _tox_peer_to_contact;
std::atomic_bool _info_builder_dirty {false};
std::mutex _info_builder_queue_mutex;
using InfoBuilderEntry = std::function<void(void)>;
std::list<InfoBuilderEntry> _info_builder_queue;
void updateMessages(ObjectHandle ce);
std::optional<std::pair<uint32_t, uint32_t>> selectPeerForRequest(ObjectHandle ce);
@ -97,6 +94,8 @@ class SHA1_NGCFT1 : public ToxEventI, public RegistryMessageModelEventI, public
float iterate(float delta);
void onSendFileHashFinished(ObjectHandle o, Message3Registry* reg_ptr, Contact3 c, uint64_t ts);
protected: // rmm events (actions)
bool onEvent(const Message::Events::MessageUpdated&) override;