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Code Issues Releases Wiki Activity

liteclient signature check support

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1. update liteclient/liteserver. Now liteserver sends signatures of
blocks and liteclient checks them. I.e. liteclient completely checks
received data.
2. validator-engine: more GC options
3. blockchain-explorer: show all block transactions (instead of 256)
4. some bugfixes
This commit is contained in:
ton 2019-09-14 18:14:55 +04:00
parent d8244eff53
commit 9d6853ef24
58 changed files with 1480 additions and 325 deletions
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31
crypto/block/block.cpp
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@ -1643,6 +1643,37 @@ td::Status unpack_block_prev_blk_ext(Ref<vm::Cell> block_root, const ton::BlockI
return td::Status::OK();
}
td::Status check_block_header(Ref<vm::Cell> block_root, const ton::BlockIdExt& id, ton::Bits256* store_shard_hash_to) {
block::gen::Block::Record blk;
block::gen::BlockInfo::Record info;
ton::ShardIdFull shard;
if (!(tlb::unpack_cell(block_root, blk) && tlb::unpack_cell(blk.info, info) && !info.version &&
block::tlb::t_ShardIdent.unpack(info.shard.write(), shard) && !info.vert_seq_no)) {
return td::Status::Error("cannot unpack block header");
}
ton::BlockId hdr_id{shard, (unsigned)info.seq_no};
if (id.id != hdr_id) {
return td::Status::Error("block header contains block id "s + hdr_id.to_str() + ", expected " + id.id.to_str());
}
if (id.root_hash != block_root->get_hash().bits()) {
return td::Status::Error("block header has incorrect root hash "s + block_root->get_hash().bits().to_hex(256) +
" instead of expected " + id.root_hash.to_hex());
}
if (info.not_master != !shard.is_masterchain()) {
return td::Status::Error("block has invalid not_master flag in its (Merkelized) header");
}
if (store_shard_hash_to) {
vm::CellSlice upd_cs{vm::NoVmSpec(), blk.state_update};
if (!(upd_cs.is_special() && upd_cs.prefetch_long(8) == 4 // merkle update
&& upd_cs.size_ext() == 0x20228)) {
return td::Status::Error("invalid Merkle update in block header");
}
auto upd_hash = upd_cs.prefetch_ref(1)->get_hash(0);
*store_shard_hash_to = upd_hash.bits();
}
return td::Status::OK();
}
std::unique_ptr<vm::AugmentedDictionary> get_prev_blocks_dict(Ref<vm::Cell> state_root) {
block::gen::ShardStateUnsplit::Record info;
block::gen::McStateExtra::Record extra_info;