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make openalias also available for solo miner; introduce namespace tools::dns_utils; support integrated address with dns lookup

This commit is contained in:
kenshi84 2016-12-16 12:06:50 +09:00
parent 4fe5c351cd
commit 99580adf66
9 changed files with 203 additions and 162 deletions
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143
src/common/dns_utils.cpp
View File

@ -26,7 +26,10 @@
// 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 "common/command_line.h"
#include "common/i18n.h"
#include "common/dns_utils.h"
#include "cryptonote_core/cryptonote_basic_impl.h"
#include <cstring>
#include <sstream>
// check local first (in the event of static or in-source compilation of libunbound)
@ -323,4 +326,144 @@ bool DNSResolver::check_address_syntax(const char *addr) const
return true;
}
namespace dns_utils
{
const char *tr(const char *str) { return i18n_translate(str, "tools::dns_utils"); }
//-----------------------------------------------------------------------
// TODO: parse the string in a less stupid way, probably with regex
std::string address_from_txt_record(const std::string& s)
{
// make sure the txt record has "oa1:xmr" and find it
auto pos = s.find("oa1:xmr");
if (pos == std::string::npos)
return {};
// search from there to find "recipient_address="
pos = s.find("recipient_address=", pos);
if (pos == std::string::npos)
return {};
pos += 18; // move past "recipient_address="
// find the next semicolon
auto pos2 = s.find(";", pos);
if (pos2 != std::string::npos)
{
// length of address == 95, we can at least validate that much here
if (pos2 - pos == 95)
{
return s.substr(pos, 95);
}
else if (pos2 - pos == 106) // length of address == 106 --> integrated address
{
return s.substr(pos, 106);
}
}
return {};
}
/**
* @brief gets a monero address from the TXT record of a DNS entry
*
* gets the monero address from the TXT record of the DNS entry associated
* with <url>. If this lookup fails, or the TXT record does not contain an
* XMR address in the correct format, returns an empty string. <dnssec_valid>
* will be set true or false according to whether or not the DNS query passes
* DNSSEC validation.
*
* @param url the url to look up
* @param dnssec_valid return-by-reference for DNSSEC status of query
*
* @return a monero address (as a string) or an empty string
*/
std::vector<std::string> addresses_from_url(const std::string& url, bool& dnssec_valid)
{
std::vector<std::string> addresses;
// get txt records
bool dnssec_available, dnssec_isvalid;
std::string oa_addr = DNSResolver::instance().get_dns_format_from_oa_address(url);
auto records = DNSResolver::instance().get_txt_record(oa_addr, dnssec_available, dnssec_isvalid);
// TODO: update this to allow for conveying that dnssec was not available
if (dnssec_available && dnssec_isvalid)
{
dnssec_valid = true;
}
else dnssec_valid = false;
// for each txt record, try to find a monero address in it.
for (auto& rec : records)
{
std::string addr = address_from_txt_record(rec);
if (addr.size())
{
addresses.push_back(addr);
}
}
return addresses;
}
std::string get_account_address_as_str_from_url(const std::string& url, bool& dnssec_valid)
{
// attempt to get address from dns query
auto addresses = addresses_from_url(url, dnssec_valid);
if (addresses.empty())
{
std::cout << tr("wrong address: ") << url;
return {};
}
// for now, move on only if one address found
if (addresses.size() > 1)
{
std::cout << tr("not yet supported: Multiple Monero addresses found for given URL: ") << url;
return {};
}
// prompt user for confirmation.
// inform user of DNSSEC validation status as well.
std::string dnssec_str;
if (dnssec_valid)
{
dnssec_str = tr("DNSSEC validation passed");
}
else
{
dnssec_str = tr("WARNING: DNSSEC validation was unsuccessful, this address may not be correct!");
}
std::stringstream prompt;
prompt << tr("For URL: ") << url
<< ", " << dnssec_str << std::endl
<< tr(" Monero Address = ") << addresses[0]
<< std::endl
<< tr("Is this OK? (Y/n) ")
;
// prompt the user for confirmation given the dns query and dnssec status
std::string confirm_dns_ok = command_line::input_line(prompt.str());
if (std::cin.eof())
{
return {};
}
if (!command_line::is_yes(confirm_dns_ok))
{
std::cout << tr("you have cancelled the transfer request") << std::endl;
return {};
}
return addresses[0];
}
bool get_account_address_from_str_or_url(
cryptonote::account_public_address& address
, bool& has_payment_id
, crypto::hash8& payment_id
, bool testnet
, const std::string& str_or_url
)
{
if (cryptonote::get_account_integrated_address_from_str(address, has_payment_id, payment_id, testnet, str_or_url))
return true;
bool dnssec_valid;
std::string address_str = get_account_address_as_str_from_url(str_or_url, dnssec_valid);
return !address_str.empty() &&
cryptonote::get_account_integrated_address_from_str(address, has_payment_id, payment_id, testnet, address_str);
}
} // namespace tools::dns_utils
} // namespace tools

19
src/common/dns_utils.h
View File

@ -25,9 +25,11 @@
// 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.
#pragma once
#include <vector>
#include <string>
#include "cryptonote_core/cryptonote_basic.h"
namespace tools
{
@ -155,4 +157,21 @@ private:
DNSResolverData *m_data;
}; // class DNSResolver
namespace dns_utils
{
std::string address_from_txt_record(const std::string& s);
std::vector<std::string> addresses_from_url(const std::string& url, bool& dnssec_valid);
std::string get_account_address_as_str_from_url(const std::string& url, bool& dnssec_valid);
bool get_account_address_from_str_or_url(
cryptonote::account_public_address& address
, bool& has_payment_id
, crypto::hash8& payment_id
, bool testnet
, const std::string& str_or_url
);
} // namespace tools::dns_utils
} // namespace tools

32
src/daemon/command_parser_executor.cpp
View File

@ -26,7 +26,7 @@
// 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 "cryptonote_core/cryptonote_basic_impl.h"
#include "common/dns_utils.h"
#include "daemon/command_parser_executor.h"
namespace daemonize {
@ -238,17 +238,35 @@ bool t_command_parser_executor::start_mining(const std::vector<std::string>& arg
}
cryptonote::account_public_address adr;
bool has_payment_id;
crypto::hash8 payment_id;
bool testnet = false;
if(!cryptonote::get_account_address_from_str(adr, false, args.front()))
if(!cryptonote::get_account_integrated_address_from_str(adr, has_payment_id, payment_id, false, args.front()))
{
if(!cryptonote::get_account_address_from_str(adr, true, args.front()))
if(!cryptonote::get_account_integrated_address_from_str(adr, has_payment_id, payment_id, true, args.front()))
{
std::cout << "target account address has wrong format" << std::endl;
return true;
bool dnssec_valid;
std::string address_str = tools::dns_utils::get_account_address_as_str_from_url(args.front(), dnssec_valid);
if(!cryptonote::get_account_integrated_address_from_str(adr, has_payment_id, payment_id, false, address_str))
{
if(!cryptonote::get_account_integrated_address_from_str(adr, has_payment_id, payment_id, true, address_str))
{
std::cout << "target account address has wrong format" << std::endl;
return true;
}
else
{
testnet = true;
}
}
}
else
{
testnet = true;
}
testnet = true;
std::cout << "Mining to a testnet address, make sure this is intentional!" << std::endl;
}
if(testnet)
std::cout << "Mining to a testnet address, make sure this is intentional!" << std::endl;
uint64_t threads_count = 1;
if(args.size() > 2)
{

78
src/simplewallet/simplewallet.cpp
View File

@ -46,6 +46,7 @@
#include "common/i18n.h"
#include "common/command_line.h"
#include "common/util.h"
#include "common/dns_utils.h"
#include "p2p/net_node.h"
#include "cryptonote_protocol/cryptonote_protocol_handler.h"
#include "simplewallet.h"
@ -1877,75 +1878,6 @@ bool simple_wallet::rescan_spent(const std::vector<std::string> &args)
return true;
}
//----------------------------------------------------------------------------------------------------
bool simple_wallet::get_address_from_str(const std::string &str, cryptonote::account_public_address &address, bool &has_payment_id, crypto::hash8 &payment_id)
{
if(!get_account_integrated_address_from_str(address, has_payment_id, payment_id, m_wallet->testnet(), str))
{
// if treating as an address fails, try as url
bool dnssec_ok = false;
std::string url = str;
// attempt to get address from dns query
auto addresses_from_dns = tools::wallet2::addresses_from_url(url, dnssec_ok);
// for now, move on only if one address found
if (addresses_from_dns.size() == 1)
{
if (get_account_integrated_address_from_str(address, has_payment_id, payment_id, m_wallet->testnet(), addresses_from_dns[0]))
{
// if it was an address, prompt user for confirmation.
// inform user of DNSSEC validation status as well.
std::string dnssec_str;
if (dnssec_ok)
{
dnssec_str = tr("DNSSEC validation passed");
}
else
{
dnssec_str = tr("WARNING: DNSSEC validation was unsuccessful, this address may not be correct!");
}
std::stringstream prompt;
prompt << tr("For URL: ") << url
<< ", " << dnssec_str << std::endl
<< tr(" Monero Address = ") << addresses_from_dns[0]
<< std::endl
<< tr("Is this OK? (Y/n) ")
;
// prompt the user for confirmation given the dns query and dnssec status
std::string confirm_dns_ok = command_line::input_line(prompt.str());
if (std::cin.eof())
{
return false;
}
if (!command_line::is_yes(confirm_dns_ok))
{
fail_msg_writer() << tr("you have cancelled the transfer request");
return false;
}
}
else
{
fail_msg_writer() << tr("failed to get a Monero address from: ") << url;
return false;
}
}
else if (addresses_from_dns.size() > 1)
{
fail_msg_writer() << tr("not yet supported: Multiple Monero addresses found for given URL: ") << url;
return false;
}
else
{
fail_msg_writer() << tr("wrong address: ") << url;
return false;
}
}
return true;
}
//----------------------------------------------------------------------------------------------------
bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::string> &args_)
{
if (!try_connect_to_daemon())
@ -2038,7 +1970,7 @@ bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::stri
cryptonote::tx_destination_entry de;
bool has_payment_id;
crypto::hash8 new_payment_id;
if (!get_address_from_str(local_args[i], de.addr, has_payment_id, new_payment_id))
if (!tools::dns_utils::get_account_address_from_str_or_url(de.addr, has_payment_id, new_payment_id, m_wallet->testnet(), local_args[i]))
return true;
if (has_payment_id)
@ -2526,7 +2458,7 @@ bool simple_wallet::sweep_all(const std::vector<std::string> &args_)
bool has_payment_id;
crypto::hash8 new_payment_id;
cryptonote::account_public_address address;
if (!get_address_from_str(local_args[0], address, has_payment_id, new_payment_id))
if (!tools::dns_utils::get_account_address_from_str_or_url(address, has_payment_id, new_payment_id, m_wallet->testnet(), local_args[0]))
return true;
if (has_payment_id)
@ -3074,7 +3006,7 @@ bool simple_wallet::check_tx_key(const std::vector<std::string> &args_)
cryptonote::account_public_address address;
bool has_payment_id;
crypto::hash8 payment_id;
if(!get_account_integrated_address_from_str(address, has_payment_id, payment_id, m_wallet->testnet(), local_args[2]))
if(!tools::dns_utils::get_account_address_from_str_or_url(address, has_payment_id, payment_id, m_wallet->testnet(), local_args[2]))
{
fail_msg_writer() << tr("failed to parse address");
return true;
@ -3614,7 +3546,7 @@ bool simple_wallet::verify(const std::vector<std::string> &args)
cryptonote::account_public_address address;
bool has_payment_id;
crypto::hash8 payment_id;
if(!get_account_integrated_address_from_str(address, has_payment_id, payment_id, m_wallet->testnet(), address_string))
if(!tools::dns_utils::get_account_address_from_str_or_url(address, has_payment_id, payment_id, m_wallet->testnet(), address_string))
{
fail_msg_writer() << tr("failed to parse address");
return true;

1
src/simplewallet/simplewallet.h
View File

@ -162,7 +162,6 @@ namespace cryptonote
bool accept_loaded_tx(const std::function<size_t()> get_num_txes, const std::function<const tools::wallet2::tx_construction_data&(size_t)> &get_tx, const std::string &extra_message = std::string());
bool accept_loaded_tx(const tools::wallet2::unsigned_tx_set &txs);
bool accept_loaded_tx(const tools::wallet2::signed_tx_set &txs);
bool get_address_from_str(const std::string &str, cryptonote::account_public_address &address, bool &has_payment_id, crypto::hash8 &payment_id);
/*!
* \brief Prints the seed with a nice message

3
src/wallet/api/wallet_manager.cpp
View File

@ -32,6 +32,7 @@
#include "wallet_manager.h"
#include "wallet.h"
#include "common_defines.h"
#include "common/dns_utils.h"
#include "net/http_client.h"
#include <boost/filesystem.hpp>
@ -354,7 +355,7 @@ double WalletManagerImpl::miningHashRate() const
std::string WalletManagerImpl::resolveOpenAlias(const std::string &address, bool &dnssec_valid) const
{
std::vector<std::string> addresses = tools::wallet2::addresses_from_url(address, dnssec_valid);
std::vector<std::string> addresses = tools::dns_utils::addresses_from_url(address, dnssec_valid);
if (addresses.empty())
return "";
return addresses.front();

68
src/wallet/wallet2.cpp
View File

@ -51,7 +51,6 @@ using namespace epee;
#include "cryptonote_protocol/blobdatatype.h"
#include "mnemonics/electrum-words.h"
#include "common/i18n.h"
#include "common/dns_utils.h"
#include "common/util.h"
#include "rapidjson/document.h"
#include "rapidjson/writer.h"
@ -2854,74 +2853,7 @@ std::vector<std::vector<cryptonote::tx_destination_entry>> split_amounts(
return retVal;
}
} // anonymous namespace
/**
* @brief gets a monero address from the TXT record of a DNS entry
*
* gets the monero address from the TXT record of the DNS entry associated
* with <url>. If this lookup fails, or the TXT record does not contain an
* XMR address in the correct format, returns an empty string. <dnssec_valid>
* will be set true or false according to whether or not the DNS query passes
* DNSSEC validation.
*
* @param url the url to look up
* @param dnssec_valid return-by-reference for DNSSEC status of query
*
* @return a monero address (as a string) or an empty string
*/
std::vector<std::string> wallet2::addresses_from_url(const std::string& url, bool& dnssec_valid)
{
std::vector<std::string> addresses;
// get txt records
bool dnssec_available, dnssec_isvalid;
std::string oa_addr = tools::DNSResolver::instance().get_dns_format_from_oa_address(url);
auto records = tools::DNSResolver::instance().get_txt_record(oa_addr, dnssec_available, dnssec_isvalid);
// TODO: update this to allow for conveying that dnssec was not available
if (dnssec_available && dnssec_isvalid)
{
dnssec_valid = true;
}
else dnssec_valid = false;
// for each txt record, try to find a monero address in it.
for (auto& rec : records)
{
std::string addr = address_from_txt_record(rec);
if (addr.size())
{
addresses.push_back(addr);
}
}
return addresses;
}
//----------------------------------------------------------------------------------------------------
// TODO: parse the string in a less stupid way, probably with regex
std::string wallet2::address_from_txt_record(const std::string& s)
{
// make sure the txt record has "oa1:xmr" and find it
auto pos = s.find("oa1:xmr");
// search from there to find "recipient_address="
pos = s.find("recipient_address=", pos);
pos += 18; // move past "recipient_address="
// find the next semicolon
auto pos2 = s.find(";", pos);
if (pos2 != std::string::npos)
{
// length of address == 95, we can at least validate that much here
if (pos2 - pos == 95)
{
return s.substr(pos, 95);
}
}
return std::string();
}
crypto::hash wallet2::get_payment_id(const pending_tx &ptx) const
{
std::vector<tx_extra_field> tx_extra_fields;

4
src/wallet/wallet2.h
View File

@ -503,10 +503,6 @@ namespace tools
static bool parse_short_payment_id(const std::string& payment_id_str, crypto::hash8& payment_id);
static bool parse_payment_id(const std::string& payment_id_str, crypto::hash& payment_id);
static std::vector<std::string> addresses_from_url(const std::string& url, bool& dnssec_valid);
static std::string address_from_txt_record(const std::string& s);
bool always_confirm_transfers() const { return m_always_confirm_transfers; }
void always_confirm_transfers(bool always) { m_always_confirm_transfers = always; }
bool store_tx_info() const { return m_store_tx_info; }

17
tests/unit_tests/address_from_url.cpp
View File

@ -31,6 +31,7 @@
#include "gtest/gtest.h"
#include "wallet/wallet2.h"
#include "common/dns_utils.h"
#include <string>
TEST(AddressFromTXT, Success)
@ -42,7 +43,7 @@ TEST(AddressFromTXT, Success)
txtr += addr;
txtr += ";";
std::string res = tools::wallet2::address_from_txt_record(txtr);
std::string res = tools::dns_utils::address_from_txt_record(txtr);
EXPECT_STREQ(addr.c_str(), res.c_str());
@ -52,7 +53,7 @@ TEST(AddressFromTXT, Success)
txtr2 += "more foobar";
res = tools::wallet2::address_from_txt_record(txtr2);
res = tools::dns_utils::address_from_txt_record(txtr2);
EXPECT_STREQ(addr.c_str(), res.c_str());
@ -61,7 +62,7 @@ TEST(AddressFromTXT, Success)
txtr3 += addr;
txtr3 += "; foobar";
res = tools::wallet2::address_from_txt_record(txtr3);
res = tools::dns_utils::address_from_txt_record(txtr3);
EXPECT_STREQ(addr.c_str(), res.c_str());
}
@ -70,13 +71,13 @@ TEST(AddressFromTXT, Failure)
{
std::string txtr = "oa1:xmr recipient_address=not a real address";
std::string res = tools::wallet2::address_from_txt_record(txtr);
std::string res = tools::dns_utils::address_from_txt_record(txtr);
ASSERT_STREQ("", res.c_str());
txtr += ";";
res = tools::wallet2::address_from_txt_record(txtr);
res = tools::dns_utils::address_from_txt_record(txtr);
ASSERT_STREQ("", res.c_str());
}
@ -86,7 +87,7 @@ TEST(AddressFromURL, Success)
bool dnssec_result = false;
std::vector<std::string> addresses = tools::wallet2::addresses_from_url("donate.getmonero.org", dnssec_result);
std::vector<std::string> addresses = tools::dns_utils::addresses_from_url("donate.getmonero.org", dnssec_result);
EXPECT_EQ(1, addresses.size());
if (addresses.size() == 1)
@ -95,7 +96,7 @@ TEST(AddressFromURL, Success)
}
// OpenAlias address with an @ instead of first .
addresses = tools::wallet2::addresses_from_url("donate@getmonero.org", dnssec_result);
addresses = tools::dns_utils::addresses_from_url("donate@getmonero.org", dnssec_result);
EXPECT_EQ(1, addresses.size());
if (addresses.size() == 1)
{
@ -107,7 +108,7 @@ TEST(AddressFromURL, Failure)
{
bool dnssec_result = false;
std::vector<std::string> addresses = tools::wallet2::addresses_from_url("example.invalid", dnssec_result);
std::vector<std::string> addresses = tools::dns_utils::addresses_from_url("example.invalid", dnssec_result);
// for a non-existing domain such as "example.invalid", the non-existence is proved with NSEC records
ASSERT_TRUE(dnssec_result);