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

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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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68
src/wallet/wallet2.cpp
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@@ -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;