peerplays_migrated/libraries/chain/db_init.cpp
2015-07-01 18:17:49 -04:00

406 lines
19 KiB
C++

/*
* Copyright (c) 2015, Cryptonomex, Inc.
* All rights reserved.
*
* This source code is provided for evaluation in private test networks only, until September 8, 2015. After this date, this license expires and
* the code may not be used, modified or distributed for any purpose. Redistribution and use in source and binary forms, with or without modification,
* are permitted until September 8, 2015, provided that the following conditions are met:
*
* 1. The code and/or derivative works are used only for private test networks consisting of no more than 10 P2P nodes.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <graphene/chain/database.hpp>
#include <graphene/chain/account_object.hpp>
#include <graphene/chain/asset_object.hpp>
#include <graphene/chain/block_summary_object.hpp>
#include <graphene/chain/delegate_object.hpp>
#include <graphene/chain/global_property_object.hpp>
#include <graphene/chain/key_object.hpp>
#include <graphene/chain/balance_object.hpp>
#include <graphene/chain/limit_order_object.hpp>
#include <graphene/chain/proposal_object.hpp>
#include <graphene/chain/call_order_object.hpp>
#include <graphene/chain/transaction_object.hpp>
#include <graphene/chain/vesting_balance_object.hpp>
#include <graphene/chain/withdraw_permission_object.hpp>
#include <graphene/chain/witness_object.hpp>
#include <graphene/chain/witness_schedule_object.hpp>
#include <graphene/chain/worker_object.hpp>
#include <graphene/chain/account_evaluator.hpp>
#include <graphene/chain/asset_evaluator.hpp>
#include <graphene/chain/assert_evaluator.hpp>
#include <graphene/chain/custom_evaluator.hpp>
#include <graphene/chain/delegate_evaluator.hpp>
#include <graphene/chain/global_parameters_evaluator.hpp>
#include <graphene/chain/key_evaluator.hpp>
#include <graphene/chain/limit_order_evaluator.hpp>
#include <graphene/chain/proposal_evaluator.hpp>
#include <graphene/chain/call_order_evaluator.hpp>
#include <graphene/chain/transfer_evaluator.hpp>
#include <graphene/chain/vesting_balance_evaluator.hpp>
#include <graphene/chain/withdraw_permission_evaluator.hpp>
#include <graphene/chain/witness_evaluator.hpp>
#include <graphene/chain/worker_evaluator.hpp>
#include <graphene/chain/balance_evaluator.hpp>
#include <fc/uint128.hpp>
#include <fc/crypto/digest.hpp>
namespace graphene { namespace chain {
void database::initialize_evaluators()
{
_operation_evaluators.resize(255);
register_evaluator<key_create_evaluator>();
register_evaluator<account_create_evaluator>();
register_evaluator<account_update_evaluator>();
register_evaluator<account_upgrade_evaluator>();
register_evaluator<account_whitelist_evaluator>();
register_evaluator<delegate_create_evaluator>();
register_evaluator<custom_evaluator>();
register_evaluator<asset_create_evaluator>();
register_evaluator<asset_issue_evaluator>();
register_evaluator<asset_reserve_evaluator>();
register_evaluator<asset_update_evaluator>();
register_evaluator<asset_update_bitasset_evaluator>();
register_evaluator<asset_update_feed_producers_evaluator>();
register_evaluator<asset_settle_evaluator>();
register_evaluator<asset_global_settle_evaluator>();
register_evaluator<assert_evaluator>();
register_evaluator<limit_order_create_evaluator>();
register_evaluator<limit_order_cancel_evaluator>();
register_evaluator<call_order_update_evaluator>();
register_evaluator<transfer_evaluator>();
register_evaluator<override_transfer_evaluator>();
register_evaluator<asset_fund_fee_pool_evaluator>();
register_evaluator<asset_publish_feeds_evaluator>();
register_evaluator<proposal_create_evaluator>();
register_evaluator<proposal_update_evaluator>();
register_evaluator<proposal_delete_evaluator>();
register_evaluator<global_parameters_update_evaluator>();
register_evaluator<witness_create_evaluator>();
register_evaluator<witness_withdraw_pay_evaluator>();
register_evaluator<vesting_balance_create_evaluator>();
register_evaluator<vesting_balance_withdraw_evaluator>();
register_evaluator<withdraw_permission_create_evaluator>();
register_evaluator<withdraw_permission_claim_evaluator>();
register_evaluator<withdraw_permission_update_evaluator>();
register_evaluator<withdraw_permission_delete_evaluator>();
register_evaluator<worker_create_evaluator>();
register_evaluator<balance_claim_evaluator>();
}
void database::initialize_indexes()
{
reset_indexes();
//Protocol object indexes
add_index< primary_index<asset_index> >();
add_index< primary_index<force_settlement_index> >();
auto acnt_index = add_index< primary_index<account_index> >();
acnt_index->add_secondary_index<account_member_index>();
acnt_index->add_secondary_index<account_referrer_index>();
// this is the fast effecient version for validation only
// add_index< primary_index<simple_index<key_object>> >();
// this is the slower version designed to aid GUI use. We will
// default to the "slow" version until we need a faster version.
add_index< primary_index<key_index> >();
add_index< primary_index<delegate_index> >();
add_index< primary_index<witness_index> >();
add_index< primary_index<limit_order_index > >();
add_index< primary_index<call_order_index > >();
auto prop_index = add_index< primary_index<proposal_index > >();
prop_index->add_secondary_index<required_approval_index>();
add_index< primary_index<withdraw_permission_index > >();
//add_index< primary_index<vesting_balance_index> >();
add_index< primary_index<simple_index<vesting_balance_object>> >();
add_index< primary_index<worker_index> >();
add_index< primary_index<balance_index> >();
//Implementation object indexes
add_index< primary_index<transaction_index > >();
add_index< primary_index<account_balance_index > >();
add_index< primary_index<asset_bitasset_data_index > >();
add_index< primary_index<simple_index<global_property_object >> >();
add_index< primary_index<simple_index<dynamic_global_property_object >> >();
add_index< primary_index<simple_index<account_statistics_object >> >();
add_index< primary_index<simple_index<asset_dynamic_data_object >> >();
add_index< primary_index<flat_index< block_summary_object >> >();
add_index< primary_index<simple_index<witness_schedule_object >> >();
}
void database::init_genesis(const genesis_state_type& genesis_state)
{ try {
FC_ASSERT(genesis_state.initial_witnesses.size() > 0,
"Cannot start a chain with zero witnesses.");
_undo_db.disable();
struct auth_inhibitor {
auth_inhibitor(database& db) : db(db), old_flags(db.node_properties().skip_flags)
{ db.node_properties().skip_flags |= skip_authority_check; }
~auth_inhibitor()
{ db.node_properties().skip_flags = old_flags; }
private:
database& db;
uint32_t old_flags;
} inhibitor(*this);
transaction_evaluation_state genesis_eval_state(this);
// Create blockchain accounts
fc::ecc::private_key null_private_key = fc::ecc::private_key::regenerate(fc::sha256::hash(string("null_key")));
create<key_object>( [&null_private_key](key_object& k) {
k.key_data = public_key_type(null_private_key.get_public_key());
});
create<account_balance_object>([](account_balance_object& b) {
b.balance = GRAPHENE_MAX_SHARE_SUPPLY;
});
const account_object& committee_account =
create<account_object>( [&](account_object& n) {
n.membership_expiration_date = time_point_sec::maximum();
n.network_fee_percentage = GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
n.lifetime_referrer_fee_percentage = GRAPHENE_100_PERCENT - GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
n.owner.weight_threshold = 1;
n.active.weight_threshold = 1;
n.name = "committee-account";
n.statistics = create<account_statistics_object>( [&](account_statistics_object& b){}).id;
});
FC_ASSERT(committee_account.get_id() == GRAPHENE_COMMITTEE_ACCOUNT);
FC_ASSERT(create<account_object>([this](account_object& a) {
a.name = "witness-account";
a.statistics = create<account_statistics_object>([](account_statistics_object&){}).id;
a.owner.weight_threshold = 1;
a.active.weight_threshold = 1;
a.registrar = a.lifetime_referrer = a.referrer = GRAPHENE_WITNESS_ACCOUNT;
a.membership_expiration_date = time_point_sec::maximum();
a.network_fee_percentage = GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
a.lifetime_referrer_fee_percentage = GRAPHENE_100_PERCENT - GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
}).get_id() == GRAPHENE_WITNESS_ACCOUNT);
FC_ASSERT(create<account_object>([this](account_object& a) {
a.name = "relaxed-committee-account";
a.statistics = create<account_statistics_object>([](account_statistics_object&){}).id;
a.owner.weight_threshold = 1;
a.active.weight_threshold = 1;
a.registrar = a.lifetime_referrer = a.referrer = GRAPHENE_RELAXED_COMMITTEE_ACCOUNT;
a.membership_expiration_date = time_point_sec::maximum();
a.network_fee_percentage = GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
a.lifetime_referrer_fee_percentage = GRAPHENE_100_PERCENT - GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
}).get_id() == GRAPHENE_RELAXED_COMMITTEE_ACCOUNT);
FC_ASSERT(create<account_object>([this](account_object& a) {
a.name = "null-account";
a.statistics = create<account_statistics_object>([](account_statistics_object&){}).id;
a.owner.weight_threshold = 1;
a.active.weight_threshold = 1;
a.registrar = a.lifetime_referrer = a.referrer = GRAPHENE_NULL_ACCOUNT;
a.membership_expiration_date = time_point_sec::maximum();
a.network_fee_percentage = 0;
a.lifetime_referrer_fee_percentage = GRAPHENE_100_PERCENT;
}).get_id() == GRAPHENE_NULL_ACCOUNT);
FC_ASSERT(create<account_object>([this](account_object& a) {
a.name = "temp-account";
a.statistics = create<account_statistics_object>([](account_statistics_object&){}).id;
a.owner.weight_threshold = 0;
a.active.weight_threshold = 0;
a.registrar = a.lifetime_referrer = a.referrer = GRAPHENE_TEMP_ACCOUNT;
a.membership_expiration_date = time_point_sec::maximum();
a.network_fee_percentage = GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
a.lifetime_referrer_fee_percentage = GRAPHENE_100_PERCENT - GRAPHENE_DEFAULT_NETWORK_PERCENT_OF_FEE;
}).get_id() == GRAPHENE_TEMP_ACCOUNT);
// Create core asset
const asset_dynamic_data_object& dyn_asset =
create<asset_dynamic_data_object>([&](asset_dynamic_data_object& a) {
a.current_supply = GRAPHENE_MAX_SHARE_SUPPLY;
});
const asset_object& core_asset =
create<asset_object>( [&]( asset_object& a ) {
a.symbol = GRAPHENE_SYMBOL;
a.options.max_supply = GRAPHENE_MAX_SHARE_SUPPLY;
a.precision = GRAPHENE_BLOCKCHAIN_PRECISION_DIGITS;
a.options.flags = 0;
a.options.issuer_permissions = 0;
a.issuer = committee_account.id;
a.options.core_exchange_rate.base.amount = 1;
a.options.core_exchange_rate.base.asset_id = 0;
a.options.core_exchange_rate.quote.amount = 1;
a.options.core_exchange_rate.quote.asset_id = 0;
a.dynamic_asset_data_id = dyn_asset.id;
});
assert( asset_id_type(core_asset.id) == asset().asset_id );
assert( get_balance(account_id_type(), asset_id_type()) == asset(dyn_asset.current_supply) );
(void)core_asset;
// Create global properties
create<global_property_object>([&](global_property_object& p) {
p.chain_id = fc::digest(genesis_state);
p.parameters = genesis_state.initial_parameters;
// Set fees to zero initially, so that genesis initialization needs not pay them
// We'll fix it at the end of the function
fc::reflector<fee_schedule_type>::visit(fee_schedule_type::fee_set_visitor{p.parameters.current_fees, 0});
});
create<dynamic_global_property_object>( [&](dynamic_global_property_object& p) {
p.time = fc::time_point_sec(GRAPHENE_GENESIS_TIMESTAMP);
p.witness_budget = 0;
});
create<block_summary_object>([&](block_summary_object&) {});
// Create initial balances
const auto& asset_idx = get_index_type<asset_index>().indices().get<by_symbol>();
share_type total_allocation = 0;
if( !genesis_state.initial_balances.empty() )
{
for( const auto& handout : genesis_state.initial_balances )
{
create<balance_object>([&handout,&asset_idx,total_allocation](balance_object& b) {
b.balance = asset(handout.amount, asset_idx.find(handout.asset_symbol)->get_id());
b.owner = handout.owner;
});
total_allocation += handout.amount;
}
}
// Create initial vesting balances
if( !genesis_state.initial_vesting_balances.empty() )
{
for( const genesis_state_type::initial_vesting_balance_type& vest : genesis_state.initial_vesting_balances )
{
create<balance_object>([&](balance_object& b) {
b.balance = asset(vest.amount, asset_idx.find(vest.asset_symbol)->get_id());
b.owner = vest.owner;
linear_vesting_policy policy;
policy.earliest_withdraw_time = vest.earliest_withdrawal_date;
policy.begin_date = vest.vesting_start_date;
policy.vesting_seconds = (vest.vesting_end_date - vest.vesting_start_date).to_seconds();
policy.begin_balance = b.balance.amount;
b.vesting_policy = policy;
});
total_allocation += vest.amount;
}
}
// Create initial accounts
if( !genesis_state.initial_accounts.empty() )
{
for( const auto& account : genesis_state.initial_accounts )
{
key_id_type key_id = apply_operation(genesis_eval_state,
key_create_operation({asset(),
committee_account.id,
account.owner_key})).get<object_id_type>();
account_create_operation cop;
cop.name = account.name;
cop.registrar = account_id_type(1);
cop.owner = authority(1, key_id, 1);
if( account.owner_key != account.active_key )
{
key_id = apply_operation(genesis_eval_state,
key_create_operation({asset(),
committee_account.id,
account.owner_key})).get<object_id_type>();
cop.active = authority(1, key_id, 1);
} else {
cop.active = cop.owner;
}
cop.options.memo_key = key_id;
account_id_type account_id(apply_operation(genesis_eval_state, cop).get<object_id_type>());
if( account.is_lifetime_member )
{
account_upgrade_operation op;
op.account_to_upgrade = account_id;
op.upgrade_to_lifetime_member = true;
apply_operation(genesis_eval_state, op);
}
}
}
// Set current supply based on allocations, if they happened
if( total_allocation > 0 )
{
modify(dyn_asset, [total_allocation](asset_dynamic_data_object& d) {
d.current_supply = total_allocation;
});
adjust_balance(GRAPHENE_COMMITTEE_ACCOUNT, -get_balance(GRAPHENE_COMMITTEE_ACCOUNT,{}));
}
flat_set<delegate_id_type> init_delegates;
flat_set<witness_id_type> init_witnesses;
const auto& accounts_by_name = get_index_type<account_index>().indices().get<by_name>();
// Create initial witnesses and delegates
std::for_each(genesis_state.initial_witnesses.begin(), genesis_state.initial_witnesses.end(),
[&](const genesis_state_type::initial_witness_type& witness) {
const account_object& witness_account = *accounts_by_name.find(witness.owner_name);
const key_object& signing_key = create<key_object>([&witness](key_object& k) { k.key_data = witness.block_signing_key; });
witness_create_operation op;
op.block_signing_key = signing_key.get_id();
op.initial_secret = witness.initial_secret;
op.witness_account = witness_account.get_id();
witness_id_type id = apply_operation(genesis_eval_state, op).get<object_id_type>();
init_witnesses.emplace(id);
});
std::for_each(genesis_state.initial_committee.begin(), genesis_state.initial_committee.end(),
[&](const genesis_state_type::initial_committee_member_type& member) {
const account_object& member_account = *accounts_by_name.find(member.owner_name);
delegate_create_operation op;
op.delegate_account = member_account.get_id();
delegate_id_type id = apply_operation(genesis_eval_state, op).get<object_id_type>();
init_delegates.emplace(id);
});
// Set initial witnesses and committee as active
modify(get_global_properties(), [&](global_property_object& p) {
p.active_delegates = vector<delegate_id_type>(init_delegates.begin(), init_delegates.end());
p.active_witnesses = init_witnesses;
std::transform(p.active_witnesses.begin(), p.active_witnesses.end(),
std::inserter(p.witness_accounts, p.witness_accounts.begin()),
[&](witness_id_type id) { return get(id).witness_account; });
});
// Initialize witness schedule
#ifndef NDEBUG
const witness_schedule_object& wso =
#endif
create<witness_schedule_object>([&](witness_schedule_object& _wso)
{
memset(_wso.rng_seed.begin(), 0, _wso.rng_seed.size());
witness_scheduler_rng rng(_wso.rng_seed.begin(), GRAPHENE_NEAR_SCHEDULE_CTR_IV);
_wso.scheduler = witness_scheduler();
_wso.scheduler._min_token_count = init_witnesses.size() / 2;
_wso.scheduler.update(init_witnesses);
for( size_t i=0; i<init_witnesses.size(); i++ )
_wso.scheduler.produce_schedule(rng);
_wso.last_scheduling_block = 0;
}) ;
assert( wso.id == witness_schedule_id_type() );
// Enable fees
modify(get_global_properties(), [&genesis_state](global_property_object& p) {
p.parameters.current_fees = genesis_state.initial_parameters.current_fees;
});
_undo_db.enable();
} FC_CAPTURE_AND_RETHROW((genesis_state)) }
} }