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onion-wownero-explorer
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Merge pull request #274 from moneroexamples/devel

Browse Source 
For monero release v0.18
master
moneroexamples 2 years ago committed by GitHub
parent e63072777d dc2d06b141
commit aa96ce2927
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GPG Key ID: 4AEE18F83AFDEB23
41 changed files with 12030 additions and 10114 deletions
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9
CMakeLists.txt
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@ -49,7 +49,6 @@ list(APPEND CMAKE_MODULE_PATH "${MY_CMAKE_DIR}")
set(CMAKE_LIBRARY_PATH ${CMAKE_LIBRARY_PATH} "${MONERO_BUILD_DIR}"
CACHE PATH "Add Monero directory for library searching")
include(MyUtils)
find_package(Monero)
@ -139,13 +138,13 @@ set(LIBRARIES
myext
mstch
wallet
blockchain_db
device
${WALLET_CRYPTO}
cryptonote_core
cryptonote_basic
cryptonote_format_utils_basic
cryptonote_protocol
cryptonote_format_utils_basic
blockchain_db
device
${WALLET_CRYPTO}
multisig
daemonizer
blocks

3
Dockerfile
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@ -2,7 +2,8 @@
FROM ubuntu:20.04 as builder
# Set Monero branch/tag to be used for monerod compilation
ARG MONERO_BRANCH=release-v0.17
ARG MONERO_BRANCH=release-v0.18
# Added DEBIAN_FRONTEND=noninteractive to workaround tzdata prompt on installation
ENV DEBIAN_FRONTEND="noninteractive"

2
README.md
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@ -235,6 +235,7 @@ docker-compose up -d
When running via Docker, please use something like [Traefik](https://doc.traefik.io/traefik/) or [enable SSL](#enable-ssl-https) to secure communications.
## The explorer's command line options
```
@ -291,6 +292,7 @@ xmrblocks, Onion Monero Blockchain Explorer:
Monero daemon url
--daemon-login arg Specify username[:password] for daemon
RPC client
--enable-mixin-guess [=arg(=1)] (=0) enable guessing real outputs in key
```
Example usage, defined as bash aliases.

8
cmake/FindMonero.cmake
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@ -68,10 +68,10 @@ if (EXISTS ${MONERO_BUILD_DIR}/src/ringct/libringct_basic.a)
endif()
if (EXISTS ${MONERO_BUILD_DIR}/src/cryptonote_basic/libcryptonote_format_utils_basic.a)
message(STATUS FindMonero " found libcryptonote_format_utils_basic.a")
add_library(cryptonote_format_utils_basic STATIC IMPORTED)
set_property(TARGET cryptonote_format_utils_basic
PROPERTY IMPORTED_LOCATION ${MONERO_BUILD_DIR}/src/cryptonote_basic/libcryptonote_format_utils_basic.a)
message(STATUS FindMonero " found libcryptonote_format_utils_basic.a")
add_library(cryptonote_format_utils_basic STATIC IMPORTED)
set_property(TARGET cryptonote_format_utils_basic
PROPERTY IMPORTED_LOCATION ${MONERO_BUILD_DIR}/src/cryptonote_basic/libcryptonote_format_utils_basic.a)
endif()

23
ext/crow/crow.h
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@ -1,23 +0,0 @@
#pragma once
#include "crow/query_string.h"
#include "crow/http_parser_merged.h"
#include "crow/ci_map.h"
#include "crow/TinySHA1.hpp"
#include "crow/settings.h"
#include "crow/socket_adaptors.h"
#include "crow/json.h"
#include "crow/mustache.h"
#include "crow/logging.h"
#include "crow/dumb_timer_queue.h"
#include "crow/utility.h"
#include "crow/common.h"
#include "crow/http_request.h"
#include "crow/websocket.h"
#include "crow/parser.h"
#include "crow/http_response.h"
#include "crow/middleware.h"
#include "crow/routing.h"
#include "crow/middleware_context.h"
#include "crow/http_connection.h"
#include "crow/http_server.h"
#include "crow/app.h"

196
ext/crow/crow/TinySHA1.hpp
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@ -1,196 +0,0 @@
/*
*
* TinySHA1 - a header only implementation of the SHA1 algorithm in C++. Based
* on the implementation in boost::uuid::details.
*
* SHA1 Wikipedia Page: http://en.wikipedia.org/wiki/SHA-1
*
* Copyright (c) 2012-22 SAURAV MOHAPATRA <mohaps@gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _TINY_SHA1_HPP_
#define _TINY_SHA1_HPP_
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <stdint.h>
namespace sha1
{
class SHA1
{
public:
typedef uint32_t digest32_t[5];
typedef uint8_t digest8_t[20];
inline static uint32_t LeftRotate(uint32_t value, size_t count) {
return (value << count) ^ (value >> (32-count));
}
SHA1(){ reset(); }
virtual ~SHA1() {}
SHA1(const SHA1& s) { *this = s; }
const SHA1& operator = (const SHA1& s) {
memcpy(m_digest, s.m_digest, 5 * sizeof(uint32_t));
memcpy(m_block, s.m_block, 64);
m_blockByteIndex = s.m_blockByteIndex;
m_byteCount = s.m_byteCount;
return *this;
}
SHA1& reset() {
m_digest[0] = 0x67452301;
m_digest[1] = 0xEFCDAB89;
m_digest[2] = 0x98BADCFE;
m_digest[3] = 0x10325476;
m_digest[4] = 0xC3D2E1F0;
m_blockByteIndex = 0;
m_byteCount = 0;
return *this;
}
SHA1& processByte(uint8_t octet) {
this->m_block[this->m_blockByteIndex++] = octet;
++this->m_byteCount;
if(m_blockByteIndex == 64) {
this->m_blockByteIndex = 0;
processBlock();
}
return *this;
}
SHA1& processBlock(const void* const start, const void* const end) {
const uint8_t* begin = static_cast<const uint8_t*>(start);
const uint8_t* finish = static_cast<const uint8_t*>(end);
while(begin != finish) {
processByte(*begin);
begin++;
}
return *this;
}
SHA1& processBytes(const void* const data, size_t len) {
const uint8_t* block = static_cast<const uint8_t*>(data);
processBlock(block, block + len);
return *this;
}
const uint32_t* getDigest(digest32_t digest) {
size_t bitCount = this->m_byteCount * 8;
processByte(0x80);
if (this->m_blockByteIndex > 56) {
while (m_blockByteIndex != 0) {
processByte(0);
}
while (m_blockByteIndex < 56) {
processByte(0);
}
} else {
while (m_blockByteIndex < 56) {
processByte(0);
}
}
processByte(0);
processByte(0);
processByte(0);
processByte(0);
processByte( static_cast<unsigned char>((bitCount>>24) & 0xFF));
processByte( static_cast<unsigned char>((bitCount>>16) & 0xFF));
processByte( static_cast<unsigned char>((bitCount>>8 ) & 0xFF));
processByte( static_cast<unsigned char>((bitCount) & 0xFF));
memcpy(digest, m_digest, 5 * sizeof(uint32_t));
return digest;
}
const uint8_t* getDigestBytes(digest8_t digest) {
digest32_t d32;
getDigest(d32);
size_t di = 0;
digest[di++] = ((d32[0] >> 24) & 0xFF);
digest[di++] = ((d32[0] >> 16) & 0xFF);
digest[di++] = ((d32[0] >> 8) & 0xFF);
digest[di++] = ((d32[0]) & 0xFF);
digest[di++] = ((d32[1] >> 24) & 0xFF);
digest[di++] = ((d32[1] >> 16) & 0xFF);
digest[di++] = ((d32[1] >> 8) & 0xFF);
digest[di++] = ((d32[1]) & 0xFF);
digest[di++] = ((d32[2] >> 24) & 0xFF);
digest[di++] = ((d32[2] >> 16) & 0xFF);
digest[di++] = ((d32[2] >> 8) & 0xFF);
digest[di++] = ((d32[2]) & 0xFF);
digest[di++] = ((d32[3] >> 24) & 0xFF);
digest[di++] = ((d32[3] >> 16) & 0xFF);
digest[di++] = ((d32[3] >> 8) & 0xFF);
digest[di++] = ((d32[3]) & 0xFF);
digest[di++] = ((d32[4] >> 24) & 0xFF);
digest[di++] = ((d32[4] >> 16) & 0xFF);
digest[di++] = ((d32[4] >> 8) & 0xFF);
digest[di++] = ((d32[4]) & 0xFF);
return digest;
}
protected:
void processBlock() {
uint32_t w[80];
for (size_t i = 0; i < 16; i++) {
w[i] = (m_block[i*4 + 0] << 24);
w[i] |= (m_block[i*4 + 1] << 16);
w[i] |= (m_block[i*4 + 2] << 8);
w[i] |= (m_block[i*4 + 3]);
}
for (size_t i = 16; i < 80; i++) {
w[i] = LeftRotate((w[i-3] ^ w[i-8] ^ w[i-14] ^ w[i-16]), 1);
}
uint32_t a = m_digest[0];
uint32_t b = m_digest[1];
uint32_t c = m_digest[2];
uint32_t d = m_digest[3];
uint32_t e = m_digest[4];
for (std::size_t i=0; i<80; ++i) {
uint32_t f = 0;
uint32_t k = 0;
if (i<20) {
f = (b & c) | (~b & d);
k = 0x5A827999;
} else if (i<40) {
f = b ^ c ^ d;
k = 0x6ED9EBA1;
} else if (i<60) {
f = (b & c) | (b & d) | (c & d);
k = 0x8F1BBCDC;
} else {
f = b ^ c ^ d;
k = 0xCA62C1D6;
}
uint32_t temp = LeftRotate(a, 5) + f + e + k + w[i];
e = d;
d = c;
c = LeftRotate(b, 30);
b = a;
a = temp;
}
m_digest[0] += a;
m_digest[1] += b;
m_digest[2] += c;
m_digest[3] += d;
m_digest[4] += e;
}
private:
digest32_t m_digest;
uint8_t m_block[64];
size_t m_blockByteIndex;
size_t m_byteCount;
};
}
#endif

248
ext/crow/crow/app.h
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@ -1,248 +0,0 @@
#pragma once
#include <chrono>
#include <string>
#include <functional>
#include <memory>
#include <future>
#include <cstdint>
#include <type_traits>
#include <thread>
#include "crow/settings.h"
#include "crow/logging.h"
#include "crow/utility.h"
#include "crow/routing.h"
#include "crow/middleware_context.h"
#include "crow/http_request.h"
#include "crow/http_server.h"
#ifdef CROW_MSVC_WORKAROUND
#define CROW_ROUTE(app, url) app.route_dynamic(url)
#else
#define CROW_ROUTE(app, url) app.route<crow::black_magic::get_parameter_tag(url)>(url)
#endif
namespace crow
{
#ifdef CROW_ENABLE_SSL
using ssl_context_t = boost::asio::ssl::context;
#endif
template <typename ... Middlewares>
class Crow
{
public:
using self_t = Crow;
using server_t = Server<Crow, SocketAdaptor, Middlewares...>;
#ifdef CROW_ENABLE_SSL
using ssl_server_t = Server<Crow, SSLAdaptor, Middlewares...>;
#endif
Crow()
{
}
template <typename Adaptor>
void handle_upgrade(const request& req, response& res, Adaptor&& adaptor)
{
router_.handle_upgrade(req, res, adaptor);
}
void handle(const request& req, response& res)
{
router_.handle(req, res);
}
DynamicRule& route_dynamic(std::string&& rule)
{
return router_.new_rule_dynamic(std::move(rule));
}
template <uint64_t Tag>
auto route(std::string&& rule)
-> typename std::result_of<decltype(&Router::new_rule_tagged<Tag>)(Router, std::string&&)>::type
{
return router_.new_rule_tagged<Tag>(std::move(rule));
}
self_t& port(std::uint16_t port)
{
port_ = port;
return *this;
}
self_t& bindaddr(std::string bindaddr)
{
bindaddr_ = bindaddr;
return *this;
}
self_t& multithreaded()
{
return concurrency(std::thread::hardware_concurrency());
}
self_t& concurrency(std::uint16_t concurrency)
{
if (concurrency < 1)
concurrency = 1;
concurrency_ = concurrency;
return *this;
}
void validate()
{
router_.validate();
}
void run()
{
validate();
#ifdef CROW_ENABLE_SSL
if (use_ssl_)
{
ssl_server_ = std::move(std::unique_ptr<ssl_server_t>(new ssl_server_t(this, bindaddr_, port_, &middlewares_, concurrency_, &ssl_context_)));
ssl_server_->set_tick_function(tick_interval_, tick_function_);
ssl_server_->run();
}
else
#endif
{
server_ = std::move(std::unique_ptr<server_t>(new server_t(this, bindaddr_, port_, &middlewares_, concurrency_, nullptr)));
server_->set_tick_function(tick_interval_, tick_function_);
server_->run();
}
}
void stop()
{
#ifdef CROW_ENABLE_SSL
if (use_ssl_)
{
ssl_server_->stop();
}
else
#endif
{
server_->stop();
}
}
void debug_print()
{
CROW_LOG_DEBUG << "Routing:";
router_.debug_print();
}
self_t& loglevel(crow::LogLevel level)
{
crow::logger::setLogLevel(level);
return *this;
}
#ifdef CROW_ENABLE_SSL
self_t& ssl_file(const std::string& crt_filename, const std::string& key_filename)
{
use_ssl_ = true;
ssl_context_.set_verify_mode(boost::asio::ssl::verify_peer);
ssl_context_.use_certificate_file(crt_filename, ssl_context_t::pem);
ssl_context_.use_private_key_file(key_filename, ssl_context_t::pem);
ssl_context_.set_options(
boost::asio::ssl::context::default_workarounds
| boost::asio::ssl::context::no_sslv2
| boost::asio::ssl::context::no_sslv3
);
return *this;
}
self_t& ssl_file(const std::string& pem_filename)
{
use_ssl_ = true;
ssl_context_.set_verify_mode(boost::asio::ssl::verify_peer);
ssl_context_.load_verify_file(pem_filename);
ssl_context_.set_options(
boost::asio::ssl::context::default_workarounds
| boost::asio::ssl::context::no_sslv2
| boost::asio::ssl::context::no_sslv3
);
return *this;
}
self_t& ssl(boost::asio::ssl::context&& ctx)
{
use_ssl_ = true;
ssl_context_ = std::move(ctx);
return *this;
}
bool use_ssl_{false};
ssl_context_t ssl_context_{boost::asio::ssl::context::sslv23};
#else
template <typename T, typename ... Remain>
self_t& ssl_file(T&&, Remain&&...)
{
// We can't call .ssl() member function unless CROW_ENABLE_SSL is defined.
static_assert(
// make static_assert dependent to T; always false
std::is_base_of<T, void>::value,
"Define CROW_ENABLE_SSL to enable ssl support.");
return *this;
}
template <typename T>
self_t& ssl(T&&)
{
// We can't call .ssl() member function unless CROW_ENABLE_SSL is defined.
static_assert(
// make static_assert dependent to T; always false
std::is_base_of<T, void>::value,
"Define CROW_ENABLE_SSL to enable ssl support.");
return *this;
}
#endif
// middleware
using context_t = detail::context<Middlewares...>;
template <typename T>
typename T::context& get_context(const request& req)
{
static_assert(black_magic::contains<T, Middlewares...>::value, "App doesn't have the specified middleware type.");
auto& ctx = *reinterpret_cast<context_t*>(req.middleware_context);
return ctx.template get<T>();
}
template <typename T>
T& get_middleware()
{
return utility::get_element_by_type<T, Middlewares...>(middlewares_);
}
template <typename Duration, typename Func>
self_t& tick(Duration d, Func f) {
tick_interval_ = std::chrono::duration_cast<std::chrono::milliseconds>(d);
tick_function_ = f;
return *this;
}
private:
uint16_t port_ = 80;
uint16_t concurrency_ = 1;
std::string bindaddr_ = "0.0.0.0";
Router router_;
std::chrono::milliseconds tick_interval_;
std::function<void()> tick_function_;
std::tuple<Middlewares...> middlewares_;
#ifdef CROW_ENABLE_SSL
std::unique_ptr<ssl_server_t> ssl_server_;
#endif
std::unique_ptr<server_t> server_;
};
template <typename ... Middlewares>
using App = Crow<Middlewares...>;
using SimpleApp = Crow<>;
}

34
ext/crow/crow/ci_map.h
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@ -1,34 +0,0 @@
#pragma once
#include <boost/algorithm/string/predicate.hpp>
#include <boost/functional/hash.hpp>
#include <unordered_map>
namespace crow
{
struct ci_hash
{
size_t operator()(const std::string& key) const
{
std::size_t seed = 0;
std::locale locale;
for(auto c : key)
{
boost::hash_combine(seed, std::toupper(c, locale));
}
return seed;
}
};
struct ci_key_eq
{
bool operator()(const std::string& l, const std::string& r) const
{
return boost::iequals(l, r);
}
};
using ci_map = std::unordered_multimap<std::string, std::string, ci_hash, ci_key_eq>;
}

142
ext/crow/crow/common.h
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#pragma once
#include <vector>
#include <string>
#include <stdexcept>
#include <iostream>
#include "crow/utility.h"
namespace crow
{
enum class HTTPMethod
{
#ifndef DELETE
DELETE = 0,
GET,
HEAD,
POST,
PUT,
CONNECT,
OPTIONS,
TRACE,
PATCH = 24,
#endif
Delete = 0,
Get,
Head,
Post,
Put,
Connect,
Options,
Trace,
Patch = 24,
};
inline std::string method_name(HTTPMethod method)
{
switch(method)
{
case HTTPMethod::Delete:
return "DELETE";
case HTTPMethod::Get:
return "GET";
case HTTPMethod::Head:
return "HEAD";
case HTTPMethod::Post:
return "POST";
case HTTPMethod::Put:
return "PUT";
case HTTPMethod::Connect:
return "CONNECT";
case HTTPMethod::Options:
return "OPTIONS";
case HTTPMethod::Trace:
return "TRACE";
case HTTPMethod::Patch:
return "PATCH";
}
return "invalid";
}
enum class ParamType
{
INT,
UINT,
DOUBLE,
STRING,
PATH,
MAX
};
struct routing_params
{
std::vector<int64_t> int_params;
std::vector<uint64_t> uint_params;
std::vector<double> double_params;
std::vector<std::string> string_params;
void debug_print() const
{
std::cerr << "routing_params" << std::endl;
for(auto i:int_params)
std::cerr<<i <<", " ;
std::cerr<<std::endl;
for(auto i:uint_params)
std::cerr<<i <<", " ;
std::cerr<<std::endl;
for(auto i:double_params)
std::cerr<<i <<", " ;
std::cerr<<std::endl;
for(auto& i:string_params)
std::cerr<<i <<", " ;
std::cerr<<std::endl;
}
template <typename T>
T get(unsigned) const;
};
template<>
inline int64_t routing_params::get<int64_t>(unsigned index) const
{
return int_params[index];
}
template<>
inline uint64_t routing_params::get<uint64_t>(unsigned index) const
{
return uint_params[index];
}
template<>
inline double routing_params::get<double>(unsigned index) const
{
return double_params[index];
}
template<>
inline std::string routing_params::get<std::string>(unsigned index) const
{
return string_params[index];
}
}
#ifndef CROW_MSVC_WORKAROUND
constexpr crow::HTTPMethod operator "" _method(const char* str, size_t /*len*/)
{
return
crow::black_magic::is_equ_p(str, "GET", 3) ? crow::HTTPMethod::Get :
crow::black_magic::is_equ_p(str, "DELETE", 6) ? crow::HTTPMethod::Delete :
crow::black_magic::is_equ_p(str, "HEAD", 4) ? crow::HTTPMethod::Head :
crow::black_magic::is_equ_p(str, "POST", 4) ? crow::HTTPMethod::Post :
crow::black_magic::is_equ_p(str, "PUT", 3) ? crow::HTTPMethod::Put :
crow::black_magic::is_equ_p(str, "OPTIONS", 7) ? crow::HTTPMethod::Options :
crow::black_magic::is_equ_p(str, "CONNECT", 7) ? crow::HTTPMethod::Connect :
crow::black_magic::is_equ_p(str, "TRACE", 5) ? crow::HTTPMethod::Trace :
crow::black_magic::is_equ_p(str, "PATCH", 5) ? crow::HTTPMethod::Patch :
throw std::runtime_error("invalid http method");
}
#endif

81
ext/crow/crow/dumb_timer_queue.h
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#pragma once
#include <boost/asio.hpp>
#include <deque>
#include <functional>
#include <chrono>
#include <thread>
#include "crow/logging.h"
namespace crow
{
namespace detail
{
// fast timer queue for fixed tick value.
class dumb_timer_queue
{
public:
using key = std::pair<dumb_timer_queue*, int>;
void cancel(key& k)
{
auto self = k.first;
k.first = nullptr;
if (!self)
return;
unsigned int index = (unsigned int)(k.second - self->step_);
if (index < self->dq_.size())
self->dq_[index].second = nullptr;
}
key add(std::function<void()> f)
{
dq_.emplace_back(std::chrono::steady_clock::now(), std::move(f));
int ret = step_+dq_.size()-1;
CROW_LOG_DEBUG << "timer add inside: " << this << ' ' << ret ;
return {this, ret};
}
void process()
{
if (!io_service_)
return;
auto now = std::chrono::steady_clock::now();
while(!dq_.empty())
{
auto& x = dq_.front();
if (now - x.first < std::chrono::seconds(tick))
break;
if (x.second)
{
CROW_LOG_DEBUG << "timer call: " << this << ' ' << step_;
// we know that timer handlers are very simple currenty; call here
x.second();
}
dq_.pop_front();
step_++;
}
}
void set_io_service(boost::asio::io_service& io_service)
{
io_service_ = &io_service;
}
dumb_timer_queue() noexcept
{
}
private:
int tick{5};
boost::asio::io_service* io_service_{};
std::deque<std::pair<decltype(std::chrono::steady_clock::now()), std::function<void()>>> dq_;
int step_{};
};
}
}

602
ext/crow/crow/http_connection.h
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#pragma once
#include <boost/asio.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/array.hpp>
#include <atomic>
#include <chrono>
#include <vector>
#include "crow/http_parser_merged.h"
#include "crow/parser.h"
#include "crow/http_response.h"
#include "crow/logging.h"
#include "crow/settings.h"
#include "crow/dumb_timer_queue.h"
#include "crow/middleware_context.h"
#include "crow/socket_adaptors.h"
namespace crow
{
using namespace boost;
using tcp = asio::ip::tcp;
namespace detail
{
template <typename MW>
struct check_before_handle_arity_3_const
{
template <typename T,
void (T::*)(request&, response&, typename MW::context&) const = &T::before_handle
>
struct get
{ };
};
template <typename MW>
struct check_before_handle_arity_3
{
template <typename T,
void (T::*)(request&, response&, typename MW::context&) = &T::before_handle
>
struct get
{ };
};
template <typename MW>
struct check_after_handle_arity_3_const
{
template <typename T,
void (T::*)(request&, response&, typename MW::context&) const = &T::after_handle
>
struct get
{ };
};
template <typename MW>
struct check_after_handle_arity_3
{
template <typename T,
void (T::*)(request&, response&, typename MW::context&) = &T::after_handle
>
struct get
{ };
};
template <typename T>
struct is_before_handle_arity_3_impl
{
template <typename C>
static std::true_type f(typename check_before_handle_arity_3_const<T>::template get<C>*);
template <typename C>
static std::true_type f(typename check_before_handle_arity_3<T>::template get<C>*);
template <typename C>
static std::false_type f(...);
public:
static const bool value = decltype(f<T>(nullptr))::value;
};
template <typename T>
struct is_after_handle_arity_3_impl
{
template <typename C>
static std::true_type f(typename check_after_handle_arity_3_const<T>::template get<C>*);
template <typename C>
static std::true_type f(typename check_after_handle_arity_3<T>::template get<C>*);
template <typename C>
static std::false_type f(...);
public:
static const bool value = decltype(f<T>(nullptr))::value;
};
template <typename MW, typename Context, typename ParentContext>
typename std::enable_if<!is_before_handle_arity_3_impl<MW>::value>::type
before_handler_call(MW& mw, request& req, response& res, Context& ctx, ParentContext& /*parent_ctx*/)
{
mw.before_handle(req, res, ctx.template get<MW>(), ctx);
}
template <typename MW, typename Context, typename ParentContext>
typename std::enable_if<is_before_handle_arity_3_impl<MW>::value>::type
before_handler_call(MW& mw, request& req, response& res, Context& ctx, ParentContext& /*parent_ctx*/)
{
mw.before_handle(req, res, ctx.template get<MW>());
}
template <typename MW, typename Context, typename ParentContext>
typename std::enable_if<!is_after_handle_arity_3_impl<MW>::value>::type
after_handler_call(MW& mw, request& req, response& res, Context& ctx, ParentContext& /*parent_ctx*/)
{
mw.after_handle(req, res, ctx.template get<MW>(), ctx);
}
template <typename MW, typename Context, typename ParentContext>
typename std::enable_if<is_after_handle_arity_3_impl<MW>::value>::type
after_handler_call(MW& mw, request& req, response& res, Context& ctx, ParentContext& /*parent_ctx*/)
{
mw.after_handle(req, res, ctx.template get<MW>());
}
template <int N, typename Context, typename Container, typename CurrentMW, typename ... Middlewares>
bool middleware_call_helper(Container& middlewares, request& req, response& res, Context& ctx)
{
using parent_context_t = typename Context::template partial<N-1>;
before_handler_call<CurrentMW, Context, parent_context_t>(std::get<N>(middlewares), req, res, ctx, static_cast<parent_context_t&>(ctx));
if (res.is_completed())
{
after_handler_call<CurrentMW, Context, parent_context_t>(std::get<N>(middlewares), req, res, ctx, static_cast<parent_context_t&>(ctx));
return true;
}
if (middleware_call_helper<N+1, Context, Container, Middlewares...>(middlewares, req, res, ctx))
{
after_handler_call<CurrentMW, Context, parent_context_t>(std::get<N>(middlewares), req, res, ctx, static_cast<parent_context_t&>(ctx));
return true;
}
return false;
}
template <int N, typename Context, typename Container>
bool middleware_call_helper(Container& /*middlewares*/, request& /*req*/, response& /*res*/, Context& /*ctx*/)
{
return false;
}
template <int N, typename Context, typename Container>
typename std::enable_if<(N<0)>::type
after_handlers_call_helper(Container& /*middlewares*/, Context& /*context*/, request& /*req*/, response& /*res*/)
{
}
template <int N, typename Context, typename Container>
typename std::enable_if<(N==0)>::type after_handlers_call_helper(Container& middlewares, Context& ctx, request& req, response& res)
{
using parent_context_t = typename Context::template partial<N-1>;
using CurrentMW = typename std::tuple_element<N, typename std::remove_reference<Container>::type>::type;
after_handler_call<CurrentMW, Context, parent_context_t>(std::get<N>(middlewares), req, res, ctx, static_cast<parent_context_t&>(ctx));
}
template <int N, typename Context, typename Container>
typename std::enable_if<(N>0)>::type after_handlers_call_helper(Container& middlewares, Context& ctx, request& req, response& res)
{
using parent_context_t = typename Context::template partial<N-1>;
using CurrentMW = typename std::tuple_element<N, typename std::remove_reference<Container>::type>::type;
after_handler_call<CurrentMW, Context, parent_context_t>(std::get<N>(middlewares), req, res, ctx, static_cast<parent_context_t&>(ctx));
after_handlers_call_helper<N-1, Context, Container>(middlewares, ctx, req, res);
}
}
#ifdef CROW_ENABLE_DEBUG
static std::atomic<int> connectionCount;
#endif
template <typename Adaptor, typename Handler, typename ... Middlewares>
class Connection
{
public:
Connection(
boost::asio::io_service& io_service,
Handler* handler,
const std::string& server_name,
std::tuple<Middlewares...>* middlewares,
std::function<std::string()>& get_cached_date_str_f,
detail::dumb_timer_queue& timer_queue,
typename Adaptor::context* adaptor_ctx_
)
: adaptor_(io_service, adaptor_ctx_),
handler_(handler),
parser_(this),
server_name_(server_name),
middlewares_(middlewares),
get_cached_date_str(get_cached_date_str_f),
timer_queue(timer_queue)
{
#ifdef CROW_ENABLE_DEBUG
connectionCount ++;
CROW_LOG_DEBUG << "Connection open, total " << connectionCount << ", " << this;
#endif
}
~Connection()
{
res.complete_request_handler_ = nullptr;
cancel_deadline_timer();
#ifdef CROW_ENABLE_DEBUG
connectionCount --;
CROW_LOG_DEBUG << "Connection closed, total " << connectionCount << ", " << this;
#endif
}
decltype(std::declval<Adaptor>().raw_socket())& socket()
{
return adaptor_.raw_socket();
}
void start()
{
adaptor_.start([this](const boost::system::error_code& ec) {
if (!ec)
{
start_deadline();
do_read();
}
else
{
check_destroy();
}
});
}
void handle_header()
{
// HTTP 1.1 Expect: 100-continue
if (parser_.check_version(1, 1) && parser_.headers.count("expect") && get_header_value(parser_.headers, "expect") == "100-continue")
{
buffers_.clear();
static std::string expect_100_continue = "HTTP/1.1 100 Continue\r\n\r\n";
buffers_.emplace_back(expect_100_continue.data(), expect_100_continue.size());
do_write();
}
}
void handle()
{
cancel_deadline_timer();
bool is_invalid_request = false;
add_keep_alive_ = false;
req_ = std::move(parser_.to_request());
request& req = req_;
if (parser_.check_version(1, 0))
{
// HTTP/1.0
if (req.headers.count("connection"))
{
if (boost::iequals(req.get_header_value("connection"),"Keep-Alive"))
add_keep_alive_ = true;
}
else
close_connection_ = true;
}
else if (parser_.check_version(1, 1))
{
// HTTP/1.1
if (req.headers.count("connection"))
{
if (req.get_header_value("connection") == "close")
close_connection_ = true;
else if (boost::iequals(req.get_header_value("connection"),"Keep-Alive"))
add_keep_alive_ = true;
}
if (!req.headers.count("host"))
{
is_invalid_request = true;
res = response(400);
}
if (parser_.is_upgrade())
{
if (req.get_header_value("upgrade") == "h2c")
{
// TODO HTTP/2
// currently, ignore upgrade header
}
else
{
close_connection_ = true;
handler_->handle_upgrade(req, res, std::move(adaptor_));
return;
}
}
}
CROW_LOG_INFO << "Request: " << boost::lexical_cast<std::string>(adaptor_.remote_endpoint()) << " " << this << " HTTP/" << parser_.http_major << "." << parser_.http_minor << ' '
<< method_name(req.method) << " " << req.url;
need_to_call_after_handlers_ = false;
if (!is_invalid_request)
{
res.complete_request_handler_ = []{};
res.is_alive_helper_ = [this]()->bool{ return adaptor_.is_open(); };
ctx_ = detail::context<Middlewares...>();
req.middleware_context = (void*)&ctx_;
req.io_service = &adaptor_.get_io_service();
detail::middleware_call_helper<0, decltype(ctx_), decltype(*middlewares_), Middlewares...>(*middlewares_, req, res, ctx_);
if (!res.completed_)
{
res.complete_request_handler_ = [this]{ this->complete_request(); };
need_to_call_after_handlers_ = true;
handler_->handle(req, res);
if (add_keep_alive_)
res.set_header("connection", "Keep-Alive");
}
else
{
complete_request();
}
}
else
{
complete_request();
}
}
void complete_request()
{
CROW_LOG_INFO << "Response: " << this << ' ' << req_.raw_url << ' ' << res.code << ' ' << close_connection_;
if (need_to_call_after_handlers_)
{
need_to_call_after_handlers_ = false;
// call all after_handler of middlewares
detail::after_handlers_call_helper<
((int)sizeof...(Middlewares)-1),
decltype(ctx_),
decltype(*middlewares_)>
(*middlewares_, ctx_, req_, res);
}
//auto self = this->shared_from_this();
res.complete_request_handler_ = nullptr;
if (!adaptor_.is_open())
{
//CROW_LOG_DEBUG << this << " delete (socket is closed) " << is_reading << ' ' << is_writing;
//delete this;
return;
}
static std::unordered_map<int, std::string> statusCodes = {
{200, "HTTP/1.1 200 OK\r\n"},
{201, "HTTP/1.1 201 Created\r\n"},
{202, "HTTP/1.1 202 Accepted\r\n"},
{204, "HTTP/1.1 204 No Content\r\n"},
{300, "HTTP/1.1 300 Multiple Choices\r\n"},
{301, "HTTP/1.1 301 Moved Permanently\r\n"},
{302, "HTTP/1.1 302 Moved Temporarily\r\n"},
{304, "HTTP/1.1 304 Not Modified\r\n"},
{400, "HTTP/1.1 400 Bad Request\r\n"},
{401, "HTTP/1.1 401 Unauthorized\r\n"},
{403, "HTTP/1.1 403 Forbidden\r\n"},
{404, "HTTP/1.1 404 Not Found\r\n"},
{413, "HTTP/1.1 413 Payload Too Large\r\n"},
{422, "HTTP/1.1 422 Unprocessable Entity\r\n"},
{429, "HTTP/1.1 429 Too Many Requests\r\n"},
{500, "HTTP/1.1 500 Internal Server Error\r\n"},
{501, "HTTP/1.1 501 Not Implemented\r\n"},
{502, "HTTP/1.1 502 Bad Gateway\r\n"},
{503, "HTTP/1.1 503 Service Unavailable\r\n"},
};
static std::string seperator = ": ";
static std::string crlf = "\r\n";
buffers_.clear();
buffers_.reserve(4*(res.headers.size()+5)+3);
if (res.body.empty() && res.json_value.t() == json::type::Object)
{
res.body = json::dump(res.json_value);
}
if (!statusCodes.count(res.code))
res.code = 500;
{
auto& status = statusCodes.find(res.code)->second;
buffers_.emplace_back(status.data(), status.size());
}
if (res.code >= 400 && res.body.empty())
res.body = statusCodes[res.code].substr(9);
for(auto& kv : res.headers)
{
buffers_.emplace_back(kv.first.data(), kv.first.size());
buffers_.emplace_back(seperator.data(), seperator.size());
buffers_.emplace_back(kv.second.data(), kv.second.size());
buffers_.emplace_back(crlf.data(), crlf.size());
}
if (!res.headers.count("content-length"))
{
content_length_ = std::to_string(res.body.size());
static std::string content_length_tag = "Content-Length: ";
buffers_.emplace_back(content_length_tag.data(), content_length_tag.size());
buffers_.emplace_back(content_length_.data(), content_length_.size());
buffers_.emplace_back(crlf.data(), crlf.size());
}
if (!res.headers.count("server"))
{
static std::string server_tag = "Server: ";
buffers_.emplace_back(server_tag.data(), server_tag.size());
buffers_.emplace_back(server_name_.data(), server_name_.size());
buffers_.emplace_back(crlf.data(), crlf.size());
}
if (!res.headers.count("date"))
{
static std::string date_tag = "Date: ";
date_str_ = get_cached_date_str();
buffers_.emplace_back(date_tag.data(), date_tag.size());
buffers_.emplace_back(date_str_.data(), date_str_.size());
buffers_.emplace_back(crlf.data(), crlf.size());
}
if (add_keep_alive_)
{
static std::string keep_alive_tag = "Connection: Keep-Alive";
buffers_.emplace_back(keep_alive_tag.data(), keep_alive_tag.size());
buffers_.emplace_back(crlf.data(), crlf.size());
}
buffers_.emplace_back(crlf.data(), crlf.size());
res_body_copy_.swap(res.body);
buffers_.emplace_back(res_body_copy_.data(), res_body_copy_.size());
do_write();
if (need_to_start_read_after_complete_)
{
need_to_start_read_after_complete_ = false;
start_deadline();
do_read();
}
}
private:
void do_read()
{
//auto self = this->shared_from_this();
is_reading = true;
adaptor_.socket().async_read_some(boost::asio::buffer(buffer_),
[this](const boost::system::error_code& ec, std::size_t bytes_transferred)
{
bool error_while_reading = true;
if (!ec)
{
bool ret = parser_.feed(buffer_.data(), bytes_transferred);
if (ret && adaptor_.is_open())
{
error_while_reading = false;
}
}
if (error_while_reading)
{
cancel_deadline_timer();
parser_.done();
adaptor_.close();
is_reading = false;
CROW_LOG_DEBUG << this << " from read(1)";
check_destroy();
}
else if (close_connection_)
{
cancel_deadline_timer();
parser_.done();
is_reading = false;
check_destroy();
// adaptor will close after write
}
else if (!need_to_call_after_handlers_)
{
start_deadline();
do_read();
}
else
{
// res will be completed later by user
need_to_start_read_after_complete_ = true;
}
});
}
void do_write()
{
//auto self = this->shared_from_this();
is_writing = true;
boost::asio::async_write(adaptor_.socket(), buffers_,
[&](const boost::system::error_code& ec, std::size_t /*bytes_transferred*/)
{
is_writing = false;
res.clear();
res_body_copy_.clear();
if (!ec)
{
if (close_connection_)
{
adaptor_.close();
CROW_LOG_DEBUG << this << " from write(1)";
check_destroy();
}
}
else
{
CROW_LOG_DEBUG << this << " from write(2)";
check_destroy();
}
});
}
void check_destroy()
{
CROW_LOG_DEBUG << this << " is_reading " << is_reading << " is_writing " << is_writing;
if (!is_reading && !is_writing)
{
CROW_LOG_DEBUG << this << " delete (idle) ";
delete this;
}
}
void cancel_deadline_timer()
{
CROW_LOG_DEBUG << this << " timer cancelled: " << timer_cancel_key_.first << ' ' << timer_cancel_key_.second;
timer_queue.cancel(timer_cancel_key_);
}
void start_deadline(/*int timeout = 5*/)
{
cancel_deadline_timer();
timer_cancel_key_ = timer_queue.add([this]
{
if (!adaptor_.is_open())
{
return;
}
adaptor_.close();
});
CROW_LOG_DEBUG << this << " timer added: " << timer_cancel_key_.first << ' ' << timer_cancel_key_.second;
}
private:
Adaptor adaptor_;
Handler* handler_;
boost::array<char, 4096> buffer_;
HTTPParser<Connection> parser_;
request req_;
response res;
bool close_connection_ = false;
const std::string& server_name_;
std::vector<boost::asio::const_buffer> buffers_;
std::string content_length_;
std::string date_str_;
std::string res_body_copy_;
//boost::asio::deadline_timer deadline_;
detail::dumb_timer_queue::key timer_cancel_key_;
bool is_reading{};
bool is_writing{};
bool need_to_call_after_handlers_{};
bool need_to_start_read_after_complete_{};
bool add_keep_alive_{};
std::tuple<Middlewares...>* middlewares_;
detail::context<Middlewares...> ctx_;
std::function<std::string()>& get_cached_date_str;
detail::dumb_timer_queue& timer_queue;
};
}

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ext/crow/crow/http_parser_merged.h
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69
ext/crow/crow/http_request.h
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#pragma once
#include <boost/asio.hpp>
#include "crow/common.h"
#include "crow/ci_map.h"
#include "crow/query_string.h"
namespace crow
{
template <typename T>
inline const std::string& get_header_value(const T& headers, const std::string& key)
{
if (headers.count(key))
{
return headers.find(key)->second;
}
static std::string empty;
return empty;
}
struct DetachHelper;
struct request
{
HTTPMethod method;
std::string raw_url;
std::string url;
query_string url_params;
ci_map headers;
std::string body;
void* middleware_context{};
boost::asio::io_service* io_service{};
request()
: method(HTTPMethod::Get)
{
}
request(HTTPMethod method, std::string raw_url, std::string url, query_string url_params, ci_map headers, std::string body)
: method(method), raw_url(std::move(raw_url)), url(std::move(url)), url_params(std::move(url_params)), headers(std::move(headers)), body(std::move(body))
{
}
void add_header(std::string key, std::string value)
{
headers.emplace(std::move(key), std::move(value));
}
const std::string& get_header_value(const std::string& key) const
{
return crow::get_header_value(headers, key);
}
template<typename CompletionHandler>
void post(CompletionHandler handler)
{
io_service->post(handler);
}
template<typename CompletionHandler>
void dispatch(CompletionHandler handler)
{
io_service->dispatch(handler);
}
};
}

135
ext/crow/crow/http_response.h
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#pragma once
#include <string>
#include <unordered_map>
#include "crow/json.h"
#include "crow/http_request.h"
#include "crow/ci_map.h"
namespace crow
{
template <typename Adaptor, typename Handler, typename ... Middlewares>
class Connection;
struct response
{
template <typename Adaptor, typename Handler, typename ... Middlewares>
friend class crow::Connection;
int code{200};
std::string body;
json::wvalue json_value;
// `headers' stores HTTP headers.
ci_map headers;
void set_header(std::string key, std::string value)
{
headers.erase(key);
headers.emplace(std::move(key), std::move(value));
}
void add_header(std::string key, std::string value)
{
headers.emplace(std::move(key), std::move(value));
}
const std::string& get_header_value(const std::string& key)
{
return crow::get_header_value(headers, key);
}
response() {}
explicit response(int code) : code(code) {}
response(std::string body) : body(std::move(body)) {}
response(json::wvalue&& json_value) : json_value(std::move(json_value))
{
json_mode();
}
response(int code, std::string body) : code(code), body(std::move(body)) {}
response(const json::wvalue& json_value) : body(json::dump(json_value))
{
json_mode();
}
response(int code, const json::wvalue& json_value) : code(code), body(json::dump(json_value))
{
json_mode();
}
response(response&& r)
{
*this = std::move(r);
}
response& operator = (const response& r) = delete;
response& operator = (response&& r) noexcept
{
body = std::move(r.body);
json_value = std::move(r.json_value);
code = r.code;
headers = std::move(r.headers);
completed_ = r.completed_;
return *this;
}
bool is_completed() const noexcept
{
return completed_;
}
void clear()
{
body.clear();
json_value.clear();
code = 200;
headers.clear();
completed_ = false;
}
void redirect(const std::string& location)
{
code = 301;
set_header("Location", location);
}
void write(const std::string& body_part)
{
body += body_part;
}
void end()
{
if (!completed_)
{
completed_ = true;
if (complete_request_handler_)
{
complete_request_handler_();
}
}
}
void end(const std::string& body_part)
{
body += body_part;
end();
}
bool is_alive()
{
return is_alive_helper_ && is_alive_helper_();
}
private:
bool completed_{};
std::function<void()> complete_request_handler_;
std::function<bool()> is_alive_helper_;
//In case of a JSON object, set the Content-Type header
void json_mode()
{
set_header("Content-Type", "application/json");
}
};
}

240
ext/crow/crow/http_server.h
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#pragma once
#include <chrono>
#include <boost/date_time/posix_time/posix_time.hpp>
#include <boost/asio.hpp>
#ifdef CROW_ENABLE_SSL
#include <boost/asio/ssl.hpp>
#endif
#include <cstdint>
#include <atomic>
#include <future>
#include <vector>
#include <memory>
#include "crow/http_connection.h"
#include "crow/logging.h"
#include "crow/dumb_timer_queue.h"
namespace crow
{
using namespace boost;
using tcp = asio::ip::tcp;
template <typename Handler, typename Adaptor = SocketAdaptor, typename ... Middlewares>
class Server
{
public:
Server(Handler* handler, std::string bindaddr, uint16_t port, std::tuple<Middlewares...>* middlewares = nullptr, uint16_t concurrency = 1, typename Adaptor::context* adaptor_ctx = nullptr)
: acceptor_(io_service_, tcp::endpoint(boost::asio::ip::address::from_string(bindaddr), port)),
signals_(io_service_, SIGINT, SIGTERM),
tick_timer_(io_service_),
handler_(handler),
concurrency_(concurrency),
port_(port),
bindaddr_(bindaddr),
middlewares_(middlewares),
adaptor_ctx_(adaptor_ctx)
{
}
void set_tick_function(std::chrono::milliseconds d, std::function<void()> f)
{
tick_interval_ = d;
tick_function_ = f;
}
void on_tick()
{
tick_function_();
tick_timer_.expires_from_now(boost::posix_time::milliseconds(tick_interval_.count()));
tick_timer_.async_wait([this](const boost::system::error_code& ec)
{
if (ec)
return;
on_tick();
});
}
void run()
{
if (concurrency_ < 0)
concurrency_ = 1;
for(int i = 0; i < concurrency_; i++)
io_service_pool_.emplace_back(new boost::asio::io_service());
get_cached_date_str_pool_.resize(concurrency_);
timer_queue_pool_.resize(concurrency_);
std::vector<std::future<void>> v;
std::atomic<int> init_count(0);
for(uint16_t i = 0; i < concurrency_; i ++)
v.push_back(
std::async(std::launch::async, [this, i, &init_count]{
// thread local date string get function
auto last = std::chrono::steady_clock::now();
std::string date_str;
auto update_date_str = [&]
{
auto last_time_t = time(0);
tm my_tm;
#ifdef _MSC_VER
gmtime_s(&my_tm, &last_time_t);
#else
gmtime_r(&last_time_t, &my_tm);
#endif
date_str.resize(100);
size_t date_str_sz = strftime(&date_str[0], 99, "%a, %d %b %Y %H:%M:%S GMT", &my_tm);
date_str.resize(date_str_sz);
};
update_date_str();
get_cached_date_str_pool_[i] = [&]()->std::string
{
if (std::chrono::steady_clock::now() - last >= std::chrono::seconds(1))
{
last = std::chrono::steady_clock::now();
update_date_str();
}
return date_str;
};
// initializing timer queue
detail::dumb_timer_queue timer_queue;
timer_queue_pool_[i] = &timer_queue;
timer_queue.set_io_service(*io_service_pool_[i]);
boost::asio::deadline_timer timer(*io_service_pool_[i]);
timer.expires_from_now(boost::posix_time::seconds(1));
std::function<void(const boost::system::error_code& ec)> handler;
handler = [&](const boost::system::error_code& ec){
if (ec)
return;
timer_queue.process();
timer.expires_from_now(boost::posix_time::seconds(1));
timer.async_wait(handler);
};
timer.async_wait(handler);
init_count ++;
while(1)
{
try
{
if (io_service_pool_[i]->run() == 0)
{
// when io_service.run returns 0, there are no more works to do.
break;
}
} catch(std::exception& e)
{
CROW_LOG_ERROR << "Worker Crash: An uncaught exception occurred: " << e.what();
}
}
}));
if (tick_function_ && tick_interval_.count() > 0)
{
tick_timer_.expires_from_now(boost::posix_time::milliseconds(tick_interval_.count()));
tick_timer_.async_wait([this](const boost::system::error_code& ec)
{
if (ec)
return;
on_tick();
});
}
CROW_LOG_INFO << server_name_ << " server is running at " << bindaddr_ <<":" << port_
<< " using " << concurrency_ << " threads";
CROW_LOG_INFO << "Call `app.loglevel(crow::LogLevel::Warning)` to hide Info level logs.";
signals_.async_wait(
[&](const boost::system::error_code& /*error*/, int /*signal_number*/){
stop();
});
while(concurrency_ != init_count)
std::this_thread::yield();
do_accept();
std::thread([this]{
io_service_.run();
CROW_LOG_INFO << "Exiting.";
}).join();
}
void stop()
{
io_service_.stop();
for(auto& io_service:io_service_pool_)
io_service->stop();
}
private:
asio::io_service& pick_io_service()
{
// TODO load balancing
roundrobin_index_++;
if (roundrobin_index_ >= io_service_pool_.size())
roundrobin_index_ = 0;
return *io_service_pool_[roundrobin_index_];
}
void do_accept()
{
asio::io_service& is = pick_io_service();
auto p = new Connection<Adaptor, Handler, Middlewares...>(
is, handler_, server_name_, middlewares_,
get_cached_date_str_pool_[roundrobin_index_], *timer_queue_pool_[roundrobin_index_],
adaptor_ctx_);
acceptor_.async_accept(p->socket(),
[this, p, &is](boost::system::error_code ec)
{
if (!ec)
{
is.post([p]
{
p->start();
});
}
else
{
delete p;
}
do_accept();
});
}
private:
asio::io_service io_service_;
std::vector<std::unique_ptr<asio::io_service>> io_service_pool_;
std::vector<detail::dumb_timer_queue*> timer_queue_pool_;
std::vector<std::function<std::string()>> get_cached_date_str_pool_;
tcp::acceptor acceptor_;
boost::asio::signal_set signals_;
boost::asio::deadline_timer tick_timer_;
Handler* handler_;
uint16_t concurrency_{1};
std::string server_name_ = "Crow/0.1";
uint16_t port_;
std::string bindaddr_;
unsigned int roundrobin_index_{};
std::chrono::milliseconds tick_interval_;
std::function<void()> tick_function_;
std::tuple<Middlewares...>* middlewares_;
#ifdef CROW_ENABLE_SSL
bool use_ssl_{false};
boost::asio::ssl::context ssl_context_{boost::asio::ssl::context::sslv23};
#endif
typename Adaptor::context* adaptor_ctx_;
};
}

1476
ext/crow/crow/json.h
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142
ext/crow/crow/logging.h
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#pragma once
#include <string>
#include <cstdio>
#include <cstdlib>
#include <ctime>
#include <iostream>
#include <sstream>
#include "crow/settings.h"
namespace crow
{
enum class LogLevel
{
#ifndef ERROR
DEBUG = 0,
INFO,
WARNING,
ERROR,
CRITICAL,
#endif
Debug = 0,
Info,
Warning,
Error,
Critical,
};
class ILogHandler {
public:
virtual void log(std::string message, LogLevel level) = 0;
};
class CerrLogHandler : public ILogHandler {
public:
void log(std::string message, LogLevel /*level*/) override {
std::cerr << message;
}
};
class logger {
private:
//
static std::string timestamp()
{
char date[32];
time_t t = time(0);
tm my_tm;
#ifdef _MSC_VER
gmtime_s(&my_tm, &t);
#else
gmtime_r(&t, &my_tm);
#endif
size_t sz = strftime(date, sizeof(date), "%Y-%m-%d %H:%M:%S", &my_tm);
return std::string(date, date+sz);
}
public:
logger(std::string prefix, LogLevel level) : level_(level) {
#ifdef CROW_ENABLE_LOGGING
stringstream_ << "(" << timestamp() << ") [" << prefix << "] ";
#endif
}
~logger() {
#ifdef CROW_ENABLE_LOGGING
if(level_ >= get_current_log_level()) {
stringstream_ << std::endl;
get_handler_ref()->log(stringstream_.str(), level_);
}
#endif
}
//
template <typename T>
logger& operator<<(T const &value) {
#ifdef CROW_ENABLE_LOGGING
if(level_ >= get_current_log_level()) {
stringstream_ << value;
}
#endif
return *this;
}
//
static void setLogLevel(LogLevel level) {
get_log_level_ref() = level;
}
static void setHandler(ILogHandler* handler) {
get_handler_ref() = handler;
}
static LogLevel get_current_log_level() {
return get_log_level_ref();
}
private:
//
static LogLevel& get_log_level_ref()
{
static LogLevel current_level = (LogLevel)CROW_LOG_LEVEL;
return current_level;
}
static ILogHandler*& get_handler_ref()
{
static CerrLogHandler default_handler;
static ILogHandler* current_handler = &default_handler;
return current_handler;
}
//
std::ostringstream stringstream_;
LogLevel level_;
};
}
#define CROW_LOG_CRITICAL \
if (crow::logger::get_current_log_level() <= crow::LogLevel::Critical) \
crow::logger("CRITICAL", crow::LogLevel::Critical)
#define CROW_LOG_ERROR \
if (crow::logger::get_current_log_level() <= crow::LogLevel::Error) \
crow::logger("ERROR ", crow::LogLevel::Error)
#define CROW_LOG_WARNING \
if (crow::logger::get_current_log_level() <= crow::LogLevel::Warning) \
crow::logger("WARNING ", crow::LogLevel::Warning)
#define CROW_LOG_INFO \
if (crow::logger::get_current_log_level() <= crow::LogLevel::Info) \
crow::logger("INFO ", crow::LogLevel::Info)
#define CROW_LOG_DEBUG \
if (crow::logger::get_current_log_level() <= crow::LogLevel::Debug) \
crow::logger("DEBUG ", crow::LogLevel::Debug)

131
ext/crow/crow/middleware.h
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#pragma once
#include <boost/algorithm/string/trim.hpp>
#include "crow/http_request.h"
#include "crow/http_response.h"
namespace crow
{
// Any middleware requires following 3 members:
// struct context;
// storing data for the middleware; can be read from another middleware or handlers
// before_handle
// called before handling the request.
// if res.end() is called, the operation is halted.
// (still call after_handle of this middleware)
// 2 signatures:
// void before_handle(request& req, response& res, context& ctx)
// if you only need to access this middlewares context.
// template <typename AllContext>
// void before_handle(request& req, response& res, context& ctx, AllContext& all_ctx)
// you can access another middlewares' context by calling `all_ctx.template get<MW>()'
// ctx == all_ctx.template get<CurrentMiddleware>()
// after_handle
// called after handling the request.
// void after_handle(request& req, response& res, context& ctx)
// template <typename AllContext>
// void after_handle(request& req, response& res, context& ctx, AllContext& all_ctx)
struct CookieParser
{
struct context
{
std::unordered_map<std::string, std::string> jar;
std::unordered_map<std::string, std::string> cookies_to_add;
std::string get_cookie(const std::string& key) const
{
auto cookie = jar.find(key);
if (cookie != jar.end())
return cookie->second;
return {};
}
void set_cookie(const std::string& key, const std::string& value)
{
cookies_to_add.emplace(key, value);
}
};
void before_handle(request& req, response& res, context& ctx)
{
int count = req.headers.count("Cookie");
if (!count)
return;
if (count > 1)
{
res.code = 400;
res.end();
return;
}
std::string cookies = req.get_header_value("Cookie");
size_t pos = 0;
while(pos < cookies.size())
{
size_t pos_equal = cookies.find('=', pos);
if (pos_equal == cookies.npos)
break;
std::string name = cookies.substr(pos, pos_equal-pos);
boost::trim(name);
pos = pos_equal+1;
while(pos < cookies.size() && cookies[pos] == ' ') pos++;
if (pos == cookies.size())
break;
size_t pos_semicolon = cookies.find(';', pos);
std::string value = cookies.substr(pos, pos_semicolon-pos);
boost::trim(value);
if (value[0] == '"' && value[value.size()-1] == '"')
{
value = value.substr(1, value.size()-2);
}
ctx.jar.emplace(std::move(name), std::move(value));
pos = pos_semicolon;
if (pos == cookies.npos)
break;
pos++;
while(pos < cookies.size() && cookies[pos] == ' ') pos++;
}
}
void after_handle(request& /*req*/, response& res, context& ctx)
{
for(auto& cookie:ctx.cookies_to_add)
{
if (cookie.second.empty())
res.add_header("Set-Cookie", cookie.first + "=\"\"");
else
res.add_header("Set-Cookie", cookie.first + "=" + cookie.second);
}
}
};
/*
App<CookieParser, AnotherJarMW> app;
A B C
A::context
int aa;
ctx1 : public A::context
ctx2 : public ctx1, public B::context
ctx3 : public ctx2, public C::context
C depends on A
C::handle
context.aaa
App::context : private CookieParser::contetx, ...
{
jar
}
SimpleApp
*/
}

59
ext/crow/crow/middleware_context.h
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#pragma once
#include "crow/utility.h"
#include "crow/http_request.h"
#include "crow/http_response.h"
namespace crow
{
namespace detail
{
template <typename ... Middlewares>
struct partial_context
: public black_magic::pop_back<Middlewares...>::template rebind<partial_context>
, public black_magic::last_element_type<Middlewares...>::type::context
{
using parent_context = typename black_magic::pop_back<Middlewares...>::template rebind<::crow::detail::partial_context>;
template <int N>
using partial = typename std::conditional<N == sizeof...(Middlewares)-1, partial_context, typename parent_context::template partial<N>>::type;
template <typename T>
typename T::context& get()
{
return static_cast<typename T::context&>(*this);
}
};
template <>
struct partial_context<>
{
template <int>
using partial = partial_context;
};
template <int N, typename Context, typename Container, typename CurrentMW, typename ... Middlewares>
bool middleware_call_helper(Container& middlewares, request& req, response& res, Context& ctx);
template <typename ... Middlewares>
struct context : private partial_context<Middlewares...>
//struct context : private Middlewares::context... // simple but less type-safe
{
template <int N, typename Context, typename Container>
friend typename std::enable_if<(N==0)>::type after_handlers_call_helper(Container& middlewares, Context& ctx, request& req, response& res);
template <int N, typename Context, typename Container>
friend typename std::enable_if<(N>0)>::type after_handlers_call_helper(Container& middlewares, Context& ctx, request& req, response& res);
template <int N, typename Context, typename Container, typename CurrentMW, typename ... Middlewares2>
friend bool middleware_call_helper(Container& middlewares, request& req, response& res, Context& ctx);
template <typename T>
typename T::context& get()
{
return static_cast<typename T::context&>(*this);
}
template <int N>
using partial = typename partial_context<Middlewares...>::template partial<N>;
};
}
}

568
ext/crow/crow/mustache.h
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#pragma once
#include <string>
#include <vector>
#include <fstream>
#include <iterator>
#include <functional>
#include "crow/json.h"
namespace crow
{
namespace mustache
{
using context = json::wvalue;
template_t load(const std::string& filename);
class invalid_template_exception : public std::exception
{
public:
invalid_template_exception(const std::string& msg)
: msg("crow::mustache error: " + msg)
{
}
virtual const char* what() const throw()
{
return msg.c_str();
}
std::string msg;
};
enum class ActionType
{
Ignore,
Tag,
UnescapeTag,
OpenBlock,
CloseBlock,
ElseBlock,
Partial,
};
struct Action
{
int start;
int end;
int pos;
ActionType t;
Action(ActionType t, int start, int end, int pos = 0)
: start(start), end(end), pos(pos), t(t)
{}
};
class template_t
{
public:
template_t(std::string body)
: body_(std::move(body))
{
// {{ {{# {{/ {{^ {{! {{> {{=
parse();
}
private:
std::string tag_name(const Action& action)
{
return body_.substr(action.start, action.end - action.start);
}
auto find_context(const std::string& name, const std::vector<context*>& stack)->std::pair<bool, context&>
{
if (name == ".")
{
return {true, *stack.back()};
}
int dotPosition = name.find(".");
if (dotPosition == (int)name.npos)
{
for(auto it = stack.rbegin(); it != stack.rend(); ++it)
{
if ((*it)->t() == json::type::Object)
{
if ((*it)->count(name))
return {true, (**it)[name]};
}
}
}
else
{
std::vector<int> dotPositions;
dotPositions.push_back(-1);
while(dotPosition != (int)name.npos)
{
dotPositions.push_back(dotPosition);
dotPosition = name.find(".", dotPosition+1);
}
dotPositions.push_back(name.size());
std::vector<std::string> names;
names.reserve(dotPositions.size()-1);
for(int i = 1; i < (int)dotPositions.size(); i ++)
names.emplace_back(name.substr(dotPositions[i-1]+1, dotPositions[i]-dotPositions[i-1]-1));
for(auto it = stack.rbegin(); it != stack.rend(); ++it)
{
context* view = *it;
bool found = true;
for(auto jt = names.begin(); jt != names.end(); ++jt)
{
if (view->t() == json::type::Object &&
view->count(*jt))
{
view = &(*view)[*jt];
}
else
{
found = false;
break;
}
}
if (found)
return {true, *view};
}
}
static json::wvalue empty_str;
empty_str = "";
return {false, empty_str};
}
void escape(const std::string& in, std::string& out)
{
out.reserve(out.size() + in.size());
for(auto it = in.begin(); it != in.end(); ++it)
{
switch(*it)
{
case '&': out += "&amp;"; break;
case '<': out += "&lt;"; break;
case '>': out += "&gt;"; break;
case '"': out += "&quot;"; break;
case '\'': out += "&#39;"; break;
case '/': out += "&#x2F;"; break;
default: out += *it; break;
}
}
}
void render_internal(int actionBegin, int actionEnd, std::vector<context*>& stack, std::string& out, int indent)
{
int current = actionBegin;
if (indent)
out.insert(out.size(), indent, ' ');
while(current < actionEnd)
{
auto& fragment = fragments_[current];
auto& action = actions_[current];
render_fragment(fragment, indent, out);
switch(action.t)
{
case ActionType::Ignore:
// do nothing
break;
case ActionType::Partial:
{
std::string partial_name = tag_name(action);
auto partial_templ = load(partial_name);
int partial_indent = action.pos;
partial_templ.render_internal(0, partial_templ.fragments_.size()-1, stack, out, partial_indent?indent+partial_indent:0);
}
break;
case ActionType::UnescapeTag:
case ActionType::Tag:
{
auto optional_ctx = find_context(tag_name(action), stack);
auto& ctx = optional_ctx.second;
switch(ctx.t())
{
case json::type::Number:
out += json::dump(ctx);
break;
case json::type::String:
if (action.t == ActionType::Tag)
escape(ctx.s, out);
else
out += ctx.s;
break;
default:
throw std::runtime_error("not implemented tag type" + boost::lexical_cast<std::string>((int)ctx.t()));
}
}
break;
case ActionType::ElseBlock:
{
static context nullContext;
auto optional_ctx = find_context(tag_name(action), stack);
if (!optional_ctx.first)
{
stack.emplace_back(&nullContext);
break;
}
auto& ctx = optional_ctx.second;
switch(ctx.t())
{
case json::type::List:
if (ctx.l && !ctx.l->empty())
current = action.pos;
else
stack.emplace_back(&nullContext);
break;
case json::type::False:
case json::type::Null:
stack.emplace_back(&nullContext);
break;
default:
current = action.pos;
break;
}
break;
}
case ActionType::OpenBlock:
{
auto optional_ctx = find_context(tag_name(action), stack);
if (!optional_ctx.first)
{
current = action.pos;
break;
}
auto& ctx = optional_ctx.second;
switch(ctx.t())
{
case json::type::List:
if (ctx.l)
for(auto it = ctx.l->begin(); it != ctx.l->end(); ++it)
{
stack.push_back(&*it);
render_internal(current+1, action.pos, stack, out, indent);
stack.pop_back();
}
current = action.pos;
break;
case json::type::Number:
case json::type::String:
case json::type::Object:
case json::type::True:
stack.push_back(&ctx);
break;
case json::type::False:
case json::type::Null:
current = action.pos;
break;
default:
throw std::runtime_error("{{#: not implemented context type: " + boost::lexical_cast<std::string>((int)ctx.t()));
break;
}
break;
}
case ActionType::CloseBlock:
stack.pop_back();
break;
default:
throw std::runtime_error("not implemented " + boost::lexical_cast<std::string>((int)action.t));
}
current++;
}
auto& fragment = fragments_[actionEnd];
render_fragment(fragment, indent, out);
}
void render_fragment(const std::pair<int, int> fragment, int indent, std::string& out)
{
if (indent)
{
for(int i = fragment.first; i < fragment.second; i ++)
{
out += body_[i];
if (body_[i] == '\n' && i+1 != (int)body_.size())
out.insert(out.size(), indent, ' ');
}
}
else
out.insert(out.size(), body_, fragment.first, fragment.second-fragment.first);
}
public:
std::string render()
{
context empty_ctx;
std::vector<context*> stack;
stack.emplace_back(&empty_ctx);
std::string ret;
render_internal(0, fragments_.size()-1, stack, ret, 0);
return ret;
}
std::string render(context& ctx)
{
std::vector<context*> stack;
stack.emplace_back(&ctx);
std::string ret;
render_internal(0, fragments_.size()-1, stack, ret, 0);
return ret;
}
private:
void parse()
{
std::string tag_open = "{{";
std::string tag_close = "}}";
std::vector<int> blockPositions;
size_t current = 0;
while(1)
{
size_t idx = body_.find(tag_open, current);
if (idx == body_.npos)
{
fragments_.emplace_back(current, body_.size());
actions_.emplace_back(ActionType::Ignore, 0, 0);
break;
}
fragments_.emplace_back(current, idx);
idx += tag_open.size();
size_t endIdx = body_.find(tag_close, idx);
if (endIdx == idx)
{
throw invalid_template_exception("empty tag is not allowed");
}
if (endIdx == body_.npos)
{
// error, no matching tag
throw invalid_template_exception("not matched opening tag");
}
current = endIdx + tag_close.size();
switch(body_[idx])
{
case '#':
idx++;
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
blockPositions.emplace_back(actions_.size());
actions_.emplace_back(ActionType::OpenBlock, idx, endIdx);
break;
case '/':
idx++;
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
{
auto& matched = actions_[blockPositions.back()];
if (body_.compare(idx, endIdx-idx,
body_, matched.start, matched.end - matched.start) != 0)
{
throw invalid_template_exception("not matched {{# {{/ pair: " +
body_.substr(matched.start, matched.end - matched.start) + ", " +
body_.substr(idx, endIdx-idx));
}
matched.pos = actions_.size();
}
actions_.emplace_back(ActionType::CloseBlock, idx, endIdx, blockPositions.back());
blockPositions.pop_back();
break;
case '^':
idx++;
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
blockPositions.emplace_back(actions_.size());
actions_.emplace_back(ActionType::ElseBlock, idx, endIdx);
break;
case '!':
// do nothing action
actions_.emplace_back(ActionType::Ignore, idx+1, endIdx);
break;
case '>': // partial
idx++;
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
actions_.emplace_back(ActionType::Partial, idx, endIdx);
break;
case '{':
if (tag_open != "{{" || tag_close != "}}")
throw invalid_template_exception("cannot use triple mustache when delimiter changed");
idx ++;
if (body_[endIdx+2] != '}')
{
throw invalid_template_exception("{{{: }}} not matched");
}
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
actions_.emplace_back(ActionType::UnescapeTag, idx, endIdx);
current++;
break;
case '&':
idx ++;
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
actions_.emplace_back(ActionType::UnescapeTag, idx, endIdx);
break;
case '=':
// tag itself is no-op
idx ++;
actions_.emplace_back(ActionType::Ignore, idx, endIdx);
endIdx --;
if (body_[endIdx] != '=')
throw invalid_template_exception("{{=: not matching = tag: "+body_.substr(idx, endIdx-idx));
endIdx --;
while(body_[idx] == ' ') idx++;
while(body_[endIdx] == ' ') endIdx--;
endIdx++;
{
bool succeeded = false;
for(size_t i = idx; i < endIdx; i++)
{
if (body_[i] == ' ')
{
tag_open = body_.substr(idx, i-idx);
while(body_[i] == ' ') i++;
tag_close = body_.substr(i, endIdx-i);
if (tag_open.empty())
throw invalid_template_exception("{{=: empty open tag");
if (tag_close.empty())
throw invalid_template_exception("{{=: empty close tag");
if (tag_close.find(" ") != tag_close.npos)
throw invalid_template_exception("{{=: invalid open/close tag: "+tag_open+" " + tag_close);
succeeded = true;
break;
}
}
if (!succeeded)
throw invalid_template_exception("{{=: cannot find space between new open/close tags");
}
break;
default:
// normal tag case;
while(body_[idx] == ' ') idx++;
while(body_[endIdx-1] == ' ') endIdx--;
actions_.emplace_back(ActionType::Tag, idx, endIdx);
break;
}
}
// removing standalones
for(int i = actions_.size()-2; i >= 0; i --)
{
if (actions_[i].t == ActionType::Tag || actions_[i].t == ActionType::UnescapeTag)
continue;
auto& fragment_before = fragments_[i];
auto& fragment_after = fragments_[i+1];
bool is_last_action = i == (int)actions_.size()-2;
bool all_space_before = true;
int j, k;
for(j = fragment_before.second-1;j >= fragment_before.first;j--)
{
if (body_[j] != ' ')
{
all_space_before = false;
break;
}
}
if (all_space_before && i > 0)
continue;
if (!all_space_before && body_[j] != '\n')
continue;
bool all_space_after = true;
for(k = fragment_after.first; k < (int)body_.size() && k < fragment_after.second; k ++)
{
if (body_[k] != ' ')
{
all_space_after = false;
break;
}
}
if (all_space_after && !is_last_action)
continue;
if (!all_space_after &&
!(
body_[k] == '\n'
||
(body_[k] == '\r' &&
k + 1 < (int)body_.size() &&
body_[k+1] == '\n')))
continue;
if (actions_[i].t == ActionType::Partial)
{
actions_[i].pos = fragment_before.second - j - 1;
}
fragment_before.second = j+1;
if (!all_space_after)
{
if (body_[k] == '\n')
k++;
else
k += 2;
fragment_after.first = k;
}
}
}
std::vector<std::pair<int,int>> fragments_;
std::vector<Action> actions_;
std::string body_;
};
inline template_t compile(const std::string& body)
{
return template_t(body);
}
namespace detail
{
inline std::string& get_template_base_directory_ref()
{
static std::string template_base_directory = "templates";
return template_base_directory;
}
}
inline std::string default_loader(const std::string& filename)
{
std::string path = detail::get_template_base_directory_ref();
if (!(path.back() == '/' || path.back() == '\\'))
path += '/';
path += filename;
std::ifstream inf(path);
if (!inf)
return {};
return {std::istreambuf_iterator<char>(inf), std::istreambuf_iterator<char>()};
}
namespace detail
{
inline std::function<std::string (std::string)>& get_loader_ref()
{
static std::function<std::string (std::string)> loader = default_loader;
return loader;
}
}
inline void set_base(const std::string& path)
{
auto& base = detail::get_template_base_directory_ref();
base = path;
if (base.back() != '\\' &&
base.back() != '/')
{
base += '/';
}
}
inline void set_loader(std::function<std::string(std::string)> loader)
{
detail::get_loader_ref() = std::move(loader);
}
inline std::string load_text(const std::string& filename)
{
return detail::get_loader_ref()(filename);
}
inline template_t load(const std::string& filename)
{
return compile(detail::get_loader_ref()(filename));
}
}
}

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ext/crow/crow/parser.h
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#pragma once
#include <string>
#include <unordered_map>
#include <boost/algorithm/string.hpp>
#include <algorithm>
#include "crow/http_parser_merged.h"
#include "crow/http_request.h"
namespace crow
{
template <typename Handler>
struct HTTPParser : public http_parser
{
static int on_message_begin(http_parser* self_)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
self->clear();
return 0;
}
static int on_url(http_parser* self_, const char* at, size_t length)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
self->raw_url.insert(self->raw_url.end(), at, at+length);
return 0;
}
static int on_header_field(http_parser* self_, const char* at, size_t length)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
switch (self->header_building_state)
{
case 0:
if (!self->header_value.empty())
{
self->headers.emplace(std::move(self->header_field), std::move(self->header_value));
}
self->header_field.assign(at, at+length);
self->header_building_state = 1;
break;
case 1:
self->header_field.insert(self->header_field.end(), at, at+length);
break;
}
return 0;
}
static int on_header_value(http_parser* self_, const char* at, size_t length)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
switch (self->header_building_state)
{
case 0:
self->header_value.insert(self->header_value.end(), at, at+length);
break;
case 1:
self->header_building_state = 0;
self->header_value.assign(at, at+length);
break;
}
return 0;
}
static int on_headers_complete(http_parser* self_)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
if (!self->header_field.empty())
{
self->headers.emplace(std::move(self->header_field), std::move(self->header_value));
}
self->process_header();
return 0;
}
static int on_body(http_parser* self_, const char* at, size_t length)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
self->body.insert(self->body.end(), at, at+length);
return 0;
}
static int on_message_complete(http_parser* self_)
{
HTTPParser* self = static_cast<HTTPParser*>(self_);
// url params
self->url = self->raw_url.substr(0, self->raw_url.find("?"));
self->url_params = query_string(self->raw_url);
self->process_message();
return 0;
}
HTTPParser(Handler* handler) :
handler_(handler)
{
http_parser_init(this, HTTP_REQUEST);
}
// return false on error
bool feed(const char* buffer, int length)
{
const static http_parser_settings settings_{
on_message_begin,
on_url,
nullptr,
on_header_field,
on_header_value,
on_headers_complete,
on_body,
on_message_complete,
};
int nparsed = http_parser_execute(this, &settings_, buffer, length);
return nparsed == length;
}
bool done()
{
return feed(nullptr, 0);
}
void clear()
{
url.clear();
raw_url.clear();
header_building_state = 0;
header_field.clear();
header_value.clear();
headers.clear();
url_params.clear();
body.clear();
}
void process_header()
{
handler_->handle_header();
}
void process_message()
{
handler_->handle();
}
request to_request() const
{
return request{(HTTPMethod)method, std::move(raw_url), std::move(url), std::move(url_params), std::move(headers), std::move(body)};
}
bool is_upgrade() const
{
return upgrade;
}
bool check_version(int major, int minor) const
{
return http_major == major && http_minor == minor;
}
std::string raw_url;
std::string url;
int header_building_state = 0;
std::string header_field;
std::string header_value;
ci_map headers;
query_string url_params;
std::string body;
Handler* handler_;
};
}

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ext/crow/crow/query_string.h
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#pragma once
#include <stdio.h>
#include <string.h>
#include <string>
#include <vector>
#include <unordered_map>
#include <iostream>
#include <boost/optional.hpp>
namespace crow
{
// ----------------------------------------------------------------------------
// qs_parse (modified)
// https://github.com/bartgrantham/qs_parse
// ----------------------------------------------------------------------------
/* Similar to strncmp, but handles URL-encoding for either string */
int qs_strncmp(const char * s, const char * qs, size_t n);
/* Finds the beginning of each key/value pair and stores a pointer in qs_kv.
* Also decodes the value portion of the k/v pair *in-place*. In a future
* enhancement it will also have a compile-time option of sorting qs_kv
* alphabetically by key. */
int qs_parse(char * qs, char * qs_kv[], int qs_kv_size);
/* Used by qs_parse to decode the value portion of a k/v pair */
int qs_decode(char * qs);
/* Looks up the value according to the key on a pre-processed query string
* A future enhancement will be a compile-time option to look up the key
* in a pre-sorted qs_kv array via a binary search. */
//char * qs_k2v(const char * key, char * qs_kv[], int qs_kv_size);
char * qs_k2v(const char * key, char * const * qs_kv, int qs_kv_size, int nth);
/* Non-destructive lookup of value, based on key. User provides the
* destinaton string and length. */
char * qs_scanvalue(const char * key, const char * qs, char * val, size_t val_len);
// TODO: implement sorting of the qs_kv array; for now ensure it's not compiled
#undef _qsSORTING
// isxdigit _is_ available in <ctype.h>, but let's avoid another header instead
#define CROW_QS_ISHEX(x) ((((x)>='0'&&(x)<='9') || ((x)>='A'&&(x)<='F') || ((x)>='a'&&(x)<='f')) ? 1 : 0)
#define CROW_QS_HEX2DEC(x) (((x)>='0'&&(x)<='9') ? (x)-48 : ((x)>='A'&&(x)<='F') ? (x)-55 : ((x)>='a'&&(x)<='f') ? (x)-87 : 0)
#define CROW_QS_ISQSCHR(x) ((((x)=='=')||((x)=='#')||((x)=='&')||((x)=='\0')) ? 0 : 1)
inline int qs_strncmp(const char * s, const char * qs, size_t n)
{
int i=0;
unsigned char u1, u2, unyb, lnyb;
while(n-- > 0)
{
u1 = (unsigned char) *s++;
u2 = (unsigned char) *qs++;
if ( ! CROW_QS_ISQSCHR(u1) ) { u1 = '\0'; }
if ( ! CROW_QS_ISQSCHR(u2) ) { u2 = '\0'; }
if ( u1 == '+' ) { u1 = ' '; }
if ( u1 == '%' ) // easier/safer than scanf
{
unyb = (unsigned char) *s++;
lnyb = (unsigned char) *s++;
if ( CROW_QS_ISHEX(unyb) && CROW_QS_ISHEX(lnyb) )
u1 = (CROW_QS_HEX2DEC(unyb) * 16) + CROW_QS_HEX2DEC(lnyb);
else
u1 = '\0';
}
if ( u2 == '+' ) { u2 = ' '; }
if ( u2 == '%' ) // easier/safer than scanf
{
unyb = (unsigned char) *qs++;
lnyb = (unsigned char) *qs++;
if ( CROW_QS_ISHEX(unyb) && CROW_QS_ISHEX(lnyb) )
u2 = (CROW_QS_HEX2DEC(unyb) * 16) + CROW_QS_HEX2DEC(lnyb);
else
u2 = '\0';
}
if ( u1 != u2 )
return u1 - u2;
if ( u1 == '\0' )
return 0;
i++;
}
if ( CROW_QS_ISQSCHR(*qs) )
return -1;
else
return 0;
}
inline int qs_parse(char * qs, char * qs_kv[], int qs_kv_size)
{
int i, j;
char * substr_ptr;
for(i=0; i<qs_kv_size; i++) qs_kv[i] = NULL;
// find the beginning of the k/v substrings or the fragment
substr_ptr = qs + strcspn(qs, "?#");
if (substr_ptr[0] != '\0')
substr_ptr++;
else
return 0; // no query or fragment
i=0;
while(i<qs_kv_size)
{
qs_kv[i] = substr_ptr;
j = strcspn(substr_ptr, "&");
if ( substr_ptr[j] == '\0' ) { break; }
substr_ptr += j + 1;
i++;
}
i++; // x &'s -> means x iterations of this loop -> means *x+1* k/v pairs
// we only decode the values in place, the keys could have '='s in them
// which will hose our ability to distinguish keys from values later
for(j=0; j<i; j++)
{
substr_ptr = qs_kv[j] + strcspn(qs_kv[j], "=&#");
if ( substr_ptr[0] == '&' || substr_ptr[0] == '\0') // blank value: skip decoding
substr_ptr[0] = '\0';
else
qs_decode(++substr_ptr);
}
#ifdef _qsSORTING
// TODO: qsort qs_kv, using qs_strncmp() for the comparison
#endif
return i;
}
inline int qs_decode(char * qs)
{
int i=0, j=0;
while( CROW_QS_ISQSCHR(qs[j]) )
{
if ( qs[j] == '+' ) { qs[i] = ' '; }
else if ( qs[j] == '%' ) // easier/safer than scanf
{
if ( ! CROW_QS_ISHEX(qs[j+1]) || ! CROW_QS_ISHEX(qs[j+2]) )
{
qs[i] = '\0';
return i;
}
qs[i] = (CROW_QS_HEX2DEC(qs[j+1]) * 16) + CROW_QS_HEX2DEC(qs[j+2]);
j+=2;
}
else
{
qs[i] = qs[j];
}
i++; j++;
}
qs[i] = '\0';
return i;
}
inline char * qs_k2v(const char * key, char * const * qs_kv, int qs_kv_size, int nth = 0)
{
int i;
size_t key_len, skip;
key_len = strlen(key);
#ifdef _qsSORTING
// TODO: binary search for key in the sorted qs_kv
#else // _qsSORTING
for(i=0; i<qs_kv_size; i++)
{
// we rely on the unambiguous '=' to find the value in our k/v pair
if ( qs_strncmp(key, qs_kv[i], key_len) == 0 )
{
skip = strcspn(qs_kv[i], "=");
if ( qs_kv[i][skip] == '=' )
skip++;
// return (zero-char value) ? ptr to trailing '\0' : ptr to value
if(nth == 0)
return qs_kv[i] + skip;
else
--nth;
}
}
#endif // _qsSORTING
return NULL;
}
inline boost::optional<std::pair<std::string, std::string>> qs_dict_name2kv(const char * dict_name, char * const * qs_kv, int qs_kv_size, int nth = 0)
{
int i;
size_t name_len, skip_to_eq, skip_to_brace_open, skip_to_brace_close;
name_len = strlen(dict_name);
#ifdef _qsSORTING
// TODO: binary search for key in the sorted qs_kv
#else // _qsSORTING
for(i=0; i<qs_kv_size; i++)
{
if ( strncmp(dict_name, qs_kv[i], name_len) == 0 )
{
skip_to_eq = strcspn(qs_kv[i], "=");
if ( qs_kv[i][skip_to_eq] == '=' )
skip_to_eq++;
skip_to_brace_open = strcspn(qs_kv[i], "[");
if ( qs_kv[i][skip_to_brace_open] == '[' )
skip_to_brace_open++;
skip_to_brace_close = strcspn(qs_kv[i], "]");
if ( skip_to_brace_open <= skip_to_brace_close &&
skip_to_brace_open > 0 &&
skip_to_brace_close > 0 &&
nth == 0 )
{
auto key = std::string(qs_kv[i] + skip_to_brace_open, skip_to_brace_close - skip_to_brace_open);
auto value = std::string(qs_kv[i] + skip_to_eq);
return boost::make_optional(std::make_pair(key, value));
}
else
{
--nth;
}
}
}
#endif // _qsSORTING
return boost::none;
}
inline char * qs_scanvalue(const char * key, const char * qs, char * val, size_t val_len)
{
size_t i, key_len;
const char * tmp;
// find the beginning of the k/v substrings
if ( (tmp = strchr(qs, '?')) != NULL )
qs = tmp + 1;
key_len = strlen(key);
while(qs[0] != '#' && qs[0] != '\0')
{
if ( qs_strncmp(key, qs, key_len) == 0 )
break;
qs += strcspn(qs, "&") + 1;
}
if ( qs[0] == '\0' ) return NULL;
qs += strcspn(qs, "=&#");
if ( qs[0] == '=' )
{
qs++;
i = strcspn(qs, "&=#");
#ifdef _MSC_VER
strncpy_s(val, val_len, qs, (val_len - 1)<(i + 1) ? (val_len - 1) : (i + 1));
#else
strncpy(val, qs, (val_len - 1)<(i + 1) ? (val_len - 1) : (i + 1));
#endif
qs_decode(val);
}
else
{
if ( val_len > 0 )
val[0] = '\0';
}
return val;
}
}
// ----------------------------------------------------------------------------
namespace crow
{
class query_string
{
public:
static const int MAX_KEY_VALUE_PAIRS_COUNT = 256;
query_string()
{
}
query_string(const query_string& qs)
: url_(qs.url_)
{
for(auto p:qs.key_value_pairs_)
{
key_value_pairs_.push_back((char*)(p-qs.url_.c_str()+url_.c_str()));
}
}
query_string& operator = (const query_string& qs)
{
url_ = qs.url_;
key_value_pairs_.clear();
for(auto p:qs.key_value_pairs_)
{
key_value_pairs_.push_back((char*)(p-qs.url_.c_str()+url_.c_str()));
}
return *this;
}
query_string& operator = (query_string&& qs)
{
key_value_pairs_ = std::move(qs.key_value_pairs_);
char* old_data = (char*)qs.url_.c_str();
url_ = std::move(qs.url_);
for(auto& p:key_value_pairs_)
{
p += (char*)url_.c_str() - old_data;
}
return *this;
}
query_string(std::string url)
: url_(std::move(url))
{
if (url_.empty())
return;
key_value_pairs_.resize(MAX_KEY_VALUE_PAIRS_COUNT);
int count = qs_parse(&url_[0], &key_value_pairs_[0], MAX_KEY_VALUE_PAIRS_COUNT);
key_value_pairs_.resize(count);
}
void clear()
{
key_value_pairs_.clear();
url_.clear();
}
friend std::ostream& operator<<(std::ostream& os, const query_string& qs)
{
os << "[ ";
for(size_t i = 0; i < qs.key_value_pairs_.size(); ++i) {
if (i)
os << ", ";
os << qs.key_value_pairs_[i];
}
os << " ]";
return os;
}
char* get (const std::string& name) const
{
char* ret = qs_k2v(name.c_str(), key_value_pairs_.data(), key_value_pairs_.size());
return ret;
}
std::vector<char*> get_list (const std::string& name) const
{
std::vector<char*> ret;
std::string plus = name + "[]";
char* element = nullptr;
int count = 0;
while(1)
{
element = qs_k2v(plus.c_str(), key_value_pairs_.data(), key_value_pairs_.size(), count++);
if (!element)
break;
ret.push_back(element);
}
return ret;
}
std::unordered_map<std::string, std::string> get_dict (const std::string& name) const
{
std::unordered_map<std::string, std::string> ret;
int count = 0;
while(1)
{
if (auto element = qs_dict_name2kv(name.c_str(), key_value_pairs_.data(), key_value_pairs_.size(), count++))
ret.insert(*element);
else
break;
}
return ret;
}
private:
std::string url_;
std::vector<char*> key_value_pairs_;
};
} // end namespace

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ext/crow/crow/routing.h
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ext/crow/crow/settings.h
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#pragma once
// settings for crow
// TODO - replace with runtime config. libucl?
/* #ifdef - enables debug mode */
//#define CROW_ENABLE_DEBUG
/* #ifdef - enables logging */
#define CROW_ENABLE_LOGGING
/* #ifdef - enables ssl */
//#define CROW_ENABLE_SSL
/* #define - specifies log level */
/*
Debug = 0
Info = 1
Warning = 2
Error = 3
Critical = 4
default to INFO
*/
#define CROW_LOG_LEVEL 1
// compiler flags
#if __cplusplus >= 201402L
#define CROW_CAN_USE_CPP14
#endif
#if defined(_MSC_VER)
#if _MSC_VER < 1900
#define CROW_MSVC_WORKAROUND
#define constexpr const
#define noexcept throw()
#endif
#endif

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ext/crow/crow/socket_adaptors.h
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#pragma once
#include <boost/asio.hpp>
#ifdef CROW_ENABLE_SSL
#include <boost/asio/ssl.hpp>
#endif
#include "crow/settings.h"
#if BOOST_VERSION >= 107000
#define GET_IO_SERVICE(s) ((boost::asio::io_context&)(s).get_executor().context())
#else
#define GET_IO_SERVICE(s) ((s).get_io_service())
#endif
namespace crow
{
using namespace boost;
using tcp = asio::ip::tcp;
struct SocketAdaptor
{
using context = void;
SocketAdaptor(boost::asio::io_service& io_service, context*)
: socket_(io_service)
{
}
boost::asio::io_service& get_io_service()
{
return GET_IO_SERVICE(socket_);
}
tcp::socket& raw_socket()
{
return socket_;
}
tcp::socket& socket()
{
return socket_;
}
tcp::endpoint remote_endpoint()
{
return socket_.remote_endpoint();
}
bool is_open()
{
return socket_.is_open();
}
void close()
{
socket_.close();
}
template <typename F>
void start(F f)
{
f(boost::system::error_code());
}
tcp::socket socket_;
};
#ifdef CROW_ENABLE_SSL
struct SSLAdaptor
{
using context = boost::asio::ssl::context;
using ssl_socket_t = boost::asio::ssl::stream<tcp::socket>;
SSLAdaptor(boost::asio::io_service& io_service, context* ctx)
: ssl_socket_(new ssl_socket_t(io_service, *ctx))
{
}
boost::asio::ssl::stream<tcp::socket>& socket()
{
return *ssl_socket_;
}
tcp::socket::lowest_layer_type&
raw_socket()
{
return ssl_socket_->lowest_layer();
}
tcp::endpoint remote_endpoint()
{
return raw_socket().remote_endpoint();
}
bool is_open()
{
return raw_socket().is_open();
}
void close()
{
raw_socket().close();
}
boost::asio::io_service& get_io_service()
{
return GET_IO_SERVICE(raw_socket());
}
template <typename F>
void start(F f)
{
ssl_socket_->async_handshake(boost::asio::ssl::stream_base::server,
[f](const boost::system::error_code& ec) {
f(ec);
});
}
std::unique_ptr<boost::asio::ssl::stream<tcp::socket>> ssl_socket_;
};
#endif
}

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ext/crow/crow/utility.h
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#pragma once
#include <cstdint>
#include <stdexcept>
#include <tuple>
#include <type_traits>
#include <cstring>
#include <functional>
#include <string>
#include "crow/settings.h"
namespace crow
{
namespace black_magic
{
#ifndef CROW_MSVC_WORKAROUND
struct OutOfRange
{
OutOfRange(unsigned /*pos*/, unsigned /*length*/) {}
};
constexpr unsigned requires_in_range( unsigned i, unsigned len )
{
return i >= len ? throw OutOfRange(i, len) : i;
}
class const_str
{
const char * const begin_;
unsigned size_;
public:
template< unsigned N >
constexpr const_str( const char(&arr)[N] ) : begin_(arr), size_(N - 1) {
static_assert( N >= 1, "not a string literal");
}
constexpr char operator[]( unsigned i ) const {
return requires_in_range(i, size_), begin_[i];
}
constexpr operator const char *() const {
return begin_;
}
constexpr const char* begin() const { return begin_; }
constexpr const char* end() const { return begin_ + size_; }
constexpr unsigned size() const {
return size_;
}
};
constexpr unsigned find_closing_tag(const_str s, unsigned p)
{
return s[p] == '>' ? p : find_closing_tag(s, p+1);
}
constexpr bool is_valid(const_str s, unsigned i = 0, int f = 0)
{
return
i == s.size()
? f == 0 :
f < 0 || f >= 2
? false :
s[i] == '<'
? is_valid(s, i+1, f+1) :
s[i] == '>'
? is_valid(s, i+1, f-1) :
is_valid(s, i+1, f);
}
constexpr bool is_equ_p(const char* a, const char* b, unsigned n)
{
return
*a == 0 && *b == 0 && n == 0
? true :
(*a == 0 || *b == 0)
? false :
n == 0
? true :
*a != *b
? false :
is_equ_p(a+1, b+1, n-1);
}
constexpr bool is_equ_n(const_str a, unsigned ai, const_str b, unsigned bi, unsigned n)
{
return
ai + n > a.size() || bi + n > b.size()
? false :
n == 0
? true :
a[ai] != b[bi]
? false :
is_equ_n(a,ai+1,b,bi+1,n-1);
}
constexpr bool is_int(const_str s, unsigned i)
{
return is_equ_n(s, i, "<int>", 0, 5);
}
constexpr bool is_uint(const_str s, unsigned i)
{
return is_equ_n(s, i, "<uint>", 0, 6);
}
constexpr bool is_float(const_str s, unsigned i)
{
return is_equ_n(s, i, "<float>", 0, 7) ||
is_equ_n(s, i, "<double>", 0, 8);
}
constexpr bool is_str(const_str s, unsigned i)
{
return is_equ_n(s, i, "<str>", 0, 5) ||
is_equ_n(s, i, "<string>", 0, 8);
}
constexpr bool is_path(const_str s, unsigned i)
{
return is_equ_n(s, i, "<path>", 0, 6);
}
#endif
template <typename T>
struct parameter_tag
{
static const int value = 0;
};
#define CROW_INTERNAL_PARAMETER_TAG(t, i) \
template <> \
struct parameter_tag<t> \
{ \
static const int value = i; \
}
CROW_INTERNAL_PARAMETER_TAG(int, 1);
CROW_INTERNAL_PARAMETER_TAG(char, 1);
CROW_INTERNAL_PARAMETER_TAG(short, 1);
CROW_INTERNAL_PARAMETER_TAG(long, 1);
CROW_INTERNAL_PARAMETER_TAG(long long, 1);
CROW_INTERNAL_PARAMETER_TAG(unsigned int, 2);
CROW_INTERNAL_PARAMETER_TAG(unsigned char, 2);
CROW_INTERNAL_PARAMETER_TAG(unsigned short, 2);
CROW_INTERNAL_PARAMETER_TAG(unsigned long, 2);
CROW_INTERNAL_PARAMETER_TAG(unsigned long long, 2);
CROW_INTERNAL_PARAMETER_TAG(double, 3);
CROW_INTERNAL_PARAMETER_TAG(std::string, 4);
#undef CROW_INTERNAL_PARAMETER_TAG
template <typename ... Args>
struct compute_parameter_tag_from_args_list;
template <>
struct compute_parameter_tag_from_args_list<>
{
static const int value = 0;
};
template <typename Arg, typename ... Args>
struct compute_parameter_tag_from_args_list<Arg, Args...>
{
static const int sub_value =
compute_parameter_tag_from_args_list<Args...>::value;
static const int value =
parameter_tag<typename std::decay<Arg>::type>::value
? sub_value* 6 + parameter_tag<typename std::decay<Arg>::type>::value
: sub_value;
};
static inline bool is_parameter_tag_compatible(uint64_t a, uint64_t b)
{
if (a == 0)
return b == 0;
if (b == 0)
return a == 0;
int sa = a%6;
int sb = a%6;
if (sa == 5) sa = 4;
if (sb == 5) sb = 4;
if (sa != sb)
return false;
return is_parameter_tag_compatible(a/6, b/6);
}
static inline unsigned find_closing_tag_runtime(const char* s, unsigned p)
{
return
s[p] == 0
? throw std::runtime_error("unmatched tag <") :
s[p] == '>'
? p : find_closing_tag_runtime(s, p + 1);
}
static inline uint64_t get_parameter_tag_runtime(const char* s, unsigned p = 0)
{
return
s[p] == 0
? 0 :
s[p] == '<' ? (
std::strncmp(s+p, "<int>", 5) == 0
? get_parameter_tag_runtime(s, find_closing_tag_runtime(s, p)) * 6 + 1 :
std::strncmp(s+p, "<uint>", 6) == 0
? get_parameter_tag_runtime(s, find_closing_tag_runtime(s, p)) * 6 + 2 :
(std::strncmp(s+p, "<float>", 7) == 0 ||
std::strncmp(s+p, "<double>", 8) == 0)
? get_parameter_tag_runtime(s, find_closing_tag_runtime(s, p)) * 6 + 3 :
(std::strncmp(s+p, "<str>", 5) == 0 ||
std::strncmp(s+p, "<string>", 8) == 0)
? get_parameter_tag_runtime(s, find_closing_tag_runtime(s, p)) * 6 + 4 :
std::strncmp(s+p, "<path>", 6) == 0
? get_parameter_tag_runtime(s, find_closing_tag_runtime(s, p)) * 6 + 5 :
throw std::runtime_error("invalid parameter type")
) :
get_parameter_tag_runtime(s, p+1);
}
#ifndef CROW_MSVC_WORKAROUND
constexpr uint64_t get_parameter_tag(const_str s, unsigned p = 0)
{
return
p == s.size()
? 0 :
s[p] == '<' ? (
is_int(s, p)
? get_parameter_tag(s, find_closing_tag(s, p)) * 6 + 1 :
is_uint(s, p)
? get_parameter_tag(s, find_closing_tag(s, p)) * 6 + 2 :
is_float(s, p)
? get_parameter_tag(s, find_closing_tag(s, p)) * 6 + 3 :
is_str(s, p)
? get_parameter_tag(s, find_closing_tag(s, p)) * 6 + 4 :
is_path(s, p)
? get_parameter_tag(s, find_closing_tag(s, p)) * 6 + 5 :
throw std::runtime_error("invalid parameter type")
) :
get_parameter_tag(s, p+1);
}
#endif
template <typename ... T>
struct S
{
template <typename U>
using push = S<U, T...>;
template <typename U>
using push_back = S<T..., U>;
template <template<typename ... Args> class U>
using rebind = U<T...>;
};
template <typename F, typename Set>
struct CallHelper;
template <typename F, typename ...Args>
struct CallHelper<F, S<Args...>>
{
template <typename F1, typename ...Args1, typename =
decltype(std::declval<F1>()(std::declval<Args1>()...))
>
static char __test(int);
template <typename ...>
static int __test(...);
static constexpr bool value = sizeof(__test<F, Args...>(0)) == sizeof(char);
};
template <int N>
struct single_tag_to_type
{
};
template <>
struct single_tag_to_type<1>
{
using type = int64_t;
};
template <>
struct single_tag_to_type<2>
{
using type = uint64_t;
};
template <>
struct single_tag_to_type<3>
{
using type = double;
};
template <>
struct single_tag_to_type<4>
{
using type = std::string;
};
template <>
struct single_tag_to_type<5>
{
using type = std::string;
};
template <uint64_t Tag>
struct arguments
{
using subarguments = typename arguments<Tag/6>::type;
using type =
typename subarguments::template push<typename single_tag_to_type<Tag%6>::type>;
};
template <>
struct arguments<0>
{
using type = S<>;
};
template <typename ... T>
struct last_element_type
{
using type = typename std::tuple_element<sizeof...(T)-1, std::tuple<T...>>::type;
};
template <>
struct last_element_type<>
{
};
// from http://stackoverflow.com/questions/13072359/c11-compile-time-array-with-logarithmic-evaluation-depth
template<class T> using Invoke = typename T::type;
template<unsigned...> struct seq{ using type = seq; };
template<class S1, class S2> struct concat;
template<unsigned... I1, unsigned... I2>
struct concat<seq<I1...>, seq<I2...>>
: seq<I1..., (sizeof...(I1)+I2)...>{};
template<class S1, class S2>
using Concat = Invoke<concat<S1, S2>>;
template<unsigned N> struct gen_seq;
template<unsigned N> using GenSeq = Invoke<gen_seq<N>>;
template<unsigned N>
struct gen_seq : Concat<GenSeq<N/2>, GenSeq<N - N/2>>{};
template<> struct gen_seq<0> : seq<>{};
template<> struct gen_seq<1> : seq<0>{};
template <typename Seq, typename Tuple>
struct pop_back_helper;
template <unsigned ... N, typename Tuple>
struct pop_back_helper<seq<N...>, Tuple>
{
template <template <typename ... Args> class U>
using rebind = U<typename std::tuple_element<N, Tuple>::type...>;
};
template <typename ... T>
struct pop_back //: public pop_back_helper<typename gen_seq<sizeof...(T)-1>::type, std::tuple<T...>>
{
template <template <typename ... Args> class U>
using rebind = typename pop_back_helper<typename gen_seq<sizeof...(T)-1>::type, std::tuple<T...>>::template rebind<U>;
};
template <>
struct pop_back<>
{
template <template <typename ... Args> class U>
using rebind = U<>;
};
// from http://stackoverflow.com/questions/2118541/check-if-c0x-parameter-pack-contains-a-type
template < typename Tp, typename... List >
struct contains : std::true_type {};
template < typename Tp, typename Head, typename... Rest >
struct contains<Tp, Head, Rest...>
: std::conditional< std::is_same<Tp, Head>::value,
std::true_type,
contains<Tp, Rest...>
>::type {};
template < typename Tp >
struct contains<Tp> : std::false_type {};
template <typename T>
struct empty_context
{
};
template <typename T>
struct promote
{
using type = T;
};
#define CROW_INTERNAL_PROMOTE_TYPE(t1, t2) \
template<> \
struct promote<t1> \
{ \
using type = t2; \
}
CROW_INTERNAL_PROMOTE_TYPE(char, int64_t);
CROW_INTERNAL_PROMOTE_TYPE(short, int64_t);
CROW_INTERNAL_PROMOTE_TYPE(int, int64_t);
CROW_INTERNAL_PROMOTE_TYPE(long, int64_t);
CROW_INTERNAL_PROMOTE_TYPE(long long, int64_t);
CROW_INTERNAL_PROMOTE_TYPE(unsigned char, uint64_t);
CROW_INTERNAL_PROMOTE_TYPE(unsigned short, uint64_t);
CROW_INTERNAL_PROMOTE_TYPE(unsigned int, uint64_t);
CROW_INTERNAL_PROMOTE_TYPE(unsigned long, uint64_t);
CROW_INTERNAL_PROMOTE_TYPE(unsigned long long, uint64_t);
CROW_INTERNAL_PROMOTE_TYPE(float, double);
#undef CROW_INTERNAL_PROMOTE_TYPE
template <typename T>
using promote_t = typename promote<T>::type;
} // namespace black_magic
namespace detail
{
template <class T, std::size_t N, class... Args>
struct get_index_of_element_from_tuple_by_type_impl
{
static constexpr auto value = N;
};
template <class T, std::size_t N, class... Args>
struct get_index_of_element_from_tuple_by_type_impl<T, N, T, Args...>
{
static constexpr auto value = N;
};
template <class T, std::size_t N, class U, class... Args>
struct get_index_of_element_from_tuple_by_type_impl<T, N, U, Args...>
{
static constexpr auto value = get_index_of_element_from_tuple_by_type_impl<T, N + 1, Args...>::value;
};
} // namespace detail
namespace utility
{
template <class T, class... Args>
T& get_element_by_type(std::tuple<Args...>& t)
{
return std::get<detail::get_index_of_element_from_tuple_by_type_impl<T, 0, Args...>::value>(t);
}
template<typename T>
struct function_traits;
#ifndef CROW_MSVC_WORKAROUND
template<typename T>
struct function_traits : public function_traits<decltype(&T::operator())>
{
using parent_t = function_traits<decltype(&T::operator())>;
static const size_t arity = parent_t::arity;
using result_type = typename parent_t::result_type;
template <size_t i>
using arg = typename parent_t::template arg<i>;
};
#endif
template<typename ClassType, typename R, typename ...Args>
struct function_traits<R(ClassType::*)(Args...) const>
{
static const size_t arity = sizeof...(Args);
typedef R result_type;
template <size_t i>
using arg = typename std::tuple_element<i, std::tuple<Args...>>::type;
};
template<typename ClassType, typename R, typename ...Args>
struct function_traits<R(ClassType::*)(Args...)>
{
static const size_t arity = sizeof...(Args);
typedef R result_type;
template <size_t i>
using arg = typename std::tuple_element<i, std::tuple<Args...>>::type;
};
template<typename R, typename ...Args>
struct function_traits<std::function<R(Args...)>>
{
static const size_t arity = sizeof...(Args);
typedef R result_type;
template <size_t i>
using arg = typename std::tuple_element<i, std::tuple<Args...>>::type;
};
inline static std::string base64encode(const char* data, size_t size, const char* key = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")
{
std::string ret;
ret.resize((size+2) / 3 * 4);
auto it = ret.begin();
while(size >= 3)
{
*it++ = key[(((unsigned char)*data)&0xFC)>>2];
unsigned char h = (((unsigned char)*data++) & 0x03) << 4;
*it++ = key[h|((((unsigned char)*data)&0xF0)>>4)];
h = (((unsigned char)*data++) & 0x0F) << 2;
*it++ = key[h|((((unsigned char)*data)&0xC0)>>6)];
*it++ = key[((unsigned char)*data++)&0x3F];
size -= 3;
}
if (size == 1)
{
*it++ = key[(((unsigned char)*data)&0xFC)>>2];
unsigned char h = (((unsigned char)*data++) & 0x03) << 4;
*it++ = key[h];
*it++ = '=';
*it++ = '=';
}
else if (size == 2)
{
*it++ = key[(((unsigned char)*data)&0xFC)>>2];
unsigned char h = (((unsigned char)*data++) & 0x03) << 4;
*it++ = key[h|((((unsigned char)*data)&0xF0)>>4)];
h = (((unsigned char)*data++) & 0x0F) << 2;
*it++ = key[h];
*it++ = '=';
}
return ret;
}
inline static std::string base64encode_urlsafe(const char* data, size_t size)
{
return base64encode(data, size, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_");
}
} // namespace utility
}

523
ext/crow/crow/websocket.h
Unescape Escape View File

@ -1,523 +0,0 @@
#pragma once
#include <boost/algorithm/string/predicate.hpp>
#include <boost/array.hpp>
#include "crow/socket_adaptors.h"
#include "crow/http_request.h"
#include "crow/TinySHA1.hpp"
namespace crow
{
namespace websocket
{
enum class WebSocketReadState
{
MiniHeader,
Len16,
Len64,
Mask,
Payload,
};
struct connection
{
virtual void send_binary(const std::string& msg) = 0;
virtual void send_text(const std::string& msg) = 0;
virtual void close(const std::string& msg = "quit") = 0;
virtual ~connection(){}
void userdata(void* u) { userdata_ = u; }
void* userdata() { return userdata_; }
private:
void* userdata_;
};
template <typename Adaptor>
class Connection : public connection
{
public:
Connection(const crow::request& req, Adaptor&& adaptor,
std::function<void(crow::websocket::connection&)> open_handler,
std::function<void(crow::websocket::connection&, const std::string&, bool)> message_handler,
std::function<void(crow::websocket::connection&, const std::string&)> close_handler,
std::function<void(crow::websocket::connection&)> error_handler,
std::function<bool(const crow::request&)> accept_handler)
: adaptor_(std::move(adaptor)), open_handler_(std::move(open_handler)), message_handler_(std::move(message_handler)), close_handler_(std::move(close_handler)), error_handler_(std::move(error_handler))
, accept_handler_(std::move(accept_handler))
{
if (!boost::iequals(req.get_header_value("upgrade"), "websocket"))
{
adaptor.close();
delete this;
return;
}
if (accept_handler_)
{
if (!accept_handler_(req))
{
adaptor.close();
delete this;
return;
}
}
// Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==
// Sec-WebSocket-Version: 13
std::string magic = req.get_header_value("Sec-WebSocket-Key") + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
sha1::SHA1 s;
s.processBytes(magic.data(), magic.size());
uint8_t digest[20];
s.getDigestBytes(digest);
start(crow::utility::base64encode((char*)digest, 20));
}
template<typename CompletionHandler>
void dispatch(CompletionHandler handler)
{
adaptor_.get_io_service().dispatch(handler);
}
template<typename CompletionHandler>
void post(CompletionHandler handler)
{
adaptor_.get_io_service().post(handler);
}
void send_pong(const std::string& msg)
{
dispatch([this, msg]{
char buf[3] = "\x8A\x00";
buf[1] += msg.size();
write_buffers_.emplace_back(buf, buf+2);
write_buffers_.emplace_back(msg);
do_write();
});
}
void send_binary(const std::string& msg) override
{
dispatch([this, msg]{
auto header = build_header(2, msg.size());
write_buffers_.emplace_back(std::move(header));
write_buffers_.emplace_back(msg);
do_write();
});
}
void send_text(const std::string& msg) override
{
dispatch([this, msg]{
auto header = build_header(1, msg.size());
write_buffers_.emplace_back(std::move(header));
write_buffers_.emplace_back(msg);
do_write();
});
}
void close(const std::string& msg) override
{
dispatch([this, msg]{
has_sent_close_ = true;
if (has_recv_close_ && !is_close_handler_called_)
{
is_close_handler_called_ = true;
if (close_handler_)
close_handler_(*this, msg);
}
auto header = build_header(0x8, msg.size());
write_buffers_.emplace_back(std::move(header));
write_buffers_.emplace_back(msg);
do_write();
});
}
protected:
std::string build_header(int opcode, size_t size)
{
char buf[2+8] = "\x80\x00";
buf[0] += opcode;
if (size < 126)
{
buf[1] += size;
return {buf, buf+2};
}
else if (size < 0x10000)
{
buf[1] += 126;
*(uint16_t*)(buf+2) = htons((uint16_t)size);
return {buf, buf+4};
}
else
{
buf[1] += 127;
*(uint64_t*)(buf+2) = ((1==htonl(1)) ? (uint64_t)size : ((uint64_t)htonl((size) & 0xFFFFFFFF) << 32) | htonl((size) >> 32));
return {buf, buf+10};
}
}
void start(std::string&& hello)
{
static std::string header = "HTTP/1.1 101 Switching Protocols\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
"Sec-WebSocket-Accept: ";
static std::string crlf = "\r\n";
write_buffers_.emplace_back(header);
write_buffers_.emplace_back(std::move(hello));
write_buffers_.emplace_back(crlf);
write_buffers_.emplace_back(crlf);
do_write();
if (open_handler_)
open_handler_(*this);
do_read();
}
void do_read()
{
is_reading = true;
switch(state_)
{
case WebSocketReadState::MiniHeader:
{
//boost::asio::async_read(adaptor_.socket(), boost::asio::buffer(&mini_header_, 1),
adaptor_.socket().async_read_some(boost::asio::buffer(&mini_header_, 2),
[this](const boost::system::error_code& ec, std::size_t
#ifdef CROW_ENABLE_DEBUG
bytes_transferred
#endif
)
{
is_reading = false;
mini_header_ = htons(mini_header_);
#ifdef CROW_ENABLE_DEBUG
if (!ec && bytes_transferred != 2)
{
throw std::runtime_error("WebSocket:MiniHeader:async_read fail:asio bug?");
}
#endif
if (!ec && ((mini_header_ & 0x80) == 0x80))
{
if ((mini_header_ & 0x7f) == 127)
{
state_ = WebSocketReadState::Len64;
}
else if ((mini_header_ & 0x7f) == 126)
{
state_ = WebSocketReadState::Len16;
}
else
{
remaining_length_ = mini_header_ & 0x7f;
state_ = WebSocketReadState::Mask;
}
do_read();
}
else
{
close_connection_ = true;
adaptor_.close();
if (error_handler_)
error_handler_(*this);
check_destroy();
}
});
}
break;
case WebSocketReadState::Len16:
{
remaining_length_ = 0;
uint16_t remaining_length16_ = 0;
boost::asio::async_read(adaptor_.socket(), boost::asio::buffer(&remaining_length16_, 2),
[this,&remaining_length16_](const boost::system::error_code& ec, std::size_t
#ifdef CROW_ENABLE_DEBUG
bytes_transferred
#endif
)
{
is_reading = false;
remaining_length16_ = ntohs(remaining_length16_);
remaining_length_ = remaining_length16_;
#ifdef CROW_ENABLE_DEBUG
if (!ec && bytes_transferred != 2)
{
throw std::runtime_error("WebSocket:Len16:async_read fail:asio bug?");
}
#endif
if (!ec)
{
state_ = WebSocketReadState::Mask;
do_read();
}
else
{
close_connection_ = true;
adaptor_.close();
if (error_handler_)
error_handler_(*this);
check_destroy();
}
});
}
break;
case WebSocketReadState::Len64:
{
boost::asio::async_read(adaptor_.socket(), boost::asio::buffer(&remaining_length_, 8),
[this](const boost::system::error_code& ec, std::size_t
#ifdef CROW_ENABLE_DEBUG
bytes_transferred
#endif
)
{
is_reading = false;
remaining_length_ = ((1==ntohl(1)) ? (remaining_length_) : ((uint64_t)ntohl((remaining_length_) & 0xFFFFFFFF) << 32) | ntohl((remaining_length_) >> 32));
#ifdef CROW_ENABLE_DEBUG
if (!ec && bytes_transferred != 8)
{
throw std::runtime_error("WebSocket:Len16:async_read fail:asio bug?");
}
#endif
if (!ec)
{
state_ = WebSocketReadState::Mask;
do_read();
}
else
{
close_connection_ = true;
adaptor_.close();
if (error_handler_)
error_handler_(*this);
check_destroy();
}
});
}
break;
case WebSocketReadState::Mask:
boost::asio::async_read(adaptor_.socket(), boost::asio::buffer((char*)&mask_, 4),
[this](const boost::system::error_code& ec, std::size_t
#ifdef CROW_ENABLE_DEBUG
bytes_transferred
#endif
)
{
is_reading = false;
#ifdef CROW_ENABLE_DEBUG
if (!ec && bytes_transferred != 4)
{
throw std::runtime_error("WebSocket:Mask:async_read fail:asio bug?");
}
#endif
if (!ec)
{
state_ = WebSocketReadState::Payload;
do_read();
}
else
{
close_connection_ = true;
if (error_handler_)
error_handler_(*this);
adaptor_.close();
}
});
break;
case WebSocketReadState::Payload:
{
size_t to_read = buffer_.size();
if (remaining_length_ < to_read)
to_read = remaining_length_;
adaptor_.socket().async_read_some( boost::asio::buffer(buffer_, to_read),
[this](const boost::system::error_code& ec, std::size_t bytes_transferred)
{
is_reading = false;
if (!ec)
{
fragment_.insert(fragment_.end(), buffer_.begin(), buffer_.begin() + bytes_transferred);
remaining_length_ -= bytes_transferred;
if (remaining_length_ == 0)
{
handle_fragment();
state_ = WebSocketReadState::MiniHeader;
do_read();
}
}
else
{
close_connection_ = true;
if (error_handler_)
error_handler_(*this);
adaptor_.close();
}
});
}
break;
}
}
bool is_FIN()
{
return mini_header_ & 0x8000;
}
int opcode()
{
return (mini_header_ & 0x0f00) >> 8;
}
void handle_fragment()
{
for(decltype(fragment_.length()) i = 0; i < fragment_.length(); i ++)
{
fragment_[i] ^= ((char*)&mask_)[i%4];
}
switch(opcode())
{
case 0: // Continuation
{
message_ += fragment_;
if (is_FIN())
{
if (message_handler_)
message_handler_(*this, message_, is_binary_);
message_.clear();
}
}
case 1: // Text
{
is_binary_ = false;
message_ += fragment_;
if (is_FIN())
{
if (message_handler_)
message_handler_(*this, message_, is_binary_);
message_.clear();
}
}
break;
case 2: // Binary
{
is_binary_ = true;
message_ += fragment_;
if (is_FIN())
{
if (message_handler_)
message_handler_(*this, message_, is_binary_);
message_.clear();
}
}
break;
case 0x8: // Close
{
has_recv_close_ = true;
if (!has_sent_close_)
{
close(fragment_);
}
else
{
adaptor_.close();
close_connection_ = true;
if (!is_close_handler_called_)
{
if (close_handler_)
close_handler_(*this, fragment_);
is_close_handler_called_ = true;
}
check_destroy();
}
}
break;
case 0x9: // Ping
{
send_pong(fragment_);
}
break;
case 0xA: // Pong
{
pong_received_ = true;
}
break;
}
fragment_.clear();
}
void do_write()
{
if (sending_buffers_.empty())
{
sending_buffers_.swap(write_buffers_);
std::vector<boost::asio::const_buffer> buffers;
buffers.reserve(sending_buffers_.size());
for(auto& s:sending_buffers_)
{
buffers.emplace_back(boost::asio::buffer(s));
}
boost::asio::async_write(adaptor_.socket(), buffers,
[&](const boost::system::error_code& ec, std::size_t /*bytes_transferred*/)
{
sending_buffers_.clear();
if (!ec && !close_connection_)
{
if (!write_buffers_.empty())
do_write();
if (has_sent_close_)
close_connection_ = true;
}
else
{
close_connection_ = true;
check_destroy();
}
});
}
}
void check_destroy()
{
//if (has_sent_close_ && has_recv_close_)
if (!is_close_handler_called_)
if (close_handler_)
close_handler_(*this, "uncleanly");
if (sending_buffers_.empty() && !is_reading)
delete this;
}
private:
Adaptor adaptor_;
std::vector<std::string> sending_buffers_;
std::vector<std::string> write_buffers_;
boost::array<char, 4096> buffer_;
bool is_binary_;
std::string message_;
std::string fragment_;
WebSocketReadState state_{WebSocketReadState::MiniHeader};
uint64_t remaining_length_{0};
bool close_connection_{false};
bool is_reading{false};
uint32_t mask_;
uint16_t mini_header_;
bool has_sent_close_{false};
bool has_recv_close_{false};
bool error_occured_{false};
bool pong_received_{false};
bool is_close_handler_called_{false};
std::function<void(crow::websocket::connection&)> open_handler_;
std::function<void(crow::websocket::connection&, const std::string&, bool)> message_handler_;
std::function<void(crow::websocket::connection&, const std::string&)> close_handler_;
std::function<void(crow::websocket::connection&)> error_handler_;
std::function<bool(const crow::request&)> accept_handler_;
};
}
}

11495
ext/crow_all.h
View File

File diff suppressed because it is too large Load Diff

18
main.cpp
Unescape Escape View File

@ -1,9 +1,9 @@
#define CROW_ENABLE_SSL
#define CROW_MAIN
#include "src/page.h"
#include "ext/crow/crow.h"
#include "ext/crow_all.h"
#include "src/CmdLineOptions.h"
#include "src/MicroCore.h"
@ -76,6 +76,7 @@ main(int ac, const char* av[])
auto enable_mixin_details_opt = opts.get_option<bool>("enable-mixin-details");
auto enable_json_api_opt = opts.get_option<bool>("enable-json-api");
auto enable_as_hex_opt = opts.get_option<bool>("enable-as-hex");
auto enable_mixin_guess_opt = opts.get_option<bool>("enable-mixin-guess");
auto concurrency_opt = opts.get_option<size_t>("concurrency");
auto enable_emission_monitor_opt = opts.get_option<bool>("enable-emission-monitor");
@ -99,11 +100,11 @@ main(int ac, const char* av[])
bool enable_autorefresh_option {*enable_autorefresh_option_opt};
bool enable_output_key_checker {*enable_output_key_checker_opt};
bool enable_mixin_details {*enable_mixin_details_opt};
bool enable_mixin_guess {*enable_mixin_guess_opt};
bool enable_json_api {*enable_json_api_opt};
bool enable_as_hex {*enable_as_hex_opt};
bool enable_emission_monitor {*enable_emission_monitor_opt};
// set monero log output level
uint32_t log_level = 0;
mlog_configure("", true);
@ -207,11 +208,11 @@ main(int ac, const char* av[])
string daemon_url {*daemon_url_opt};
if (testnet && daemon_url == "http:://127.0.0.1:18081")
daemon_url = "http:://127.0.0.1:28081";
if (stagenet && daemon_url == "http:://127.0.0.1:18081")
daemon_url = "http:://127.0.0.1:38081";
if (testnet && daemon_url == "127.0.0.1:18081")
daemon_url = "127.0.0.1:28081";
if (stagenet && daemon_url == "127.0.0.1:18081")
daemon_url = "127.0.0.1:38081";
uint64_t mempool_info_timeout {5000};
try
@ -308,6 +309,7 @@ main(int ac, const char* av[])
enable_output_key_checker,
enable_autorefresh_option,
enable_mixin_details,
enable_mixin_guess,
no_blocks_on_index,
mempool_info_timeout,
*testnet_url,

6
src/CmdLineOptions.cpp
Unescape Escape View File

@ -71,8 +71,10 @@ namespace xmreg
"path to key file for ssl (https) functionality")
("daemon-login", value<string>(),
"Specify username[:password] for daemon RPC client")
("daemon-url,d", value<string>()->default_value("http:://127.0.0.1:18081"),
"Monero daemon url");
("daemon-url,d", value<string>()->default_value("127.0.0.1:18081"),
"Monero daemon url")
("enable-mixin-guess", value<bool>()->default_value(false)->implicit_value(true),
"enable guessing real outputs in key images based on viewkey");
store(command_line_parser(acc, avv)

5
src/MempoolStatus.cpp
Unescape Escape View File

@ -170,7 +170,7 @@ MempoolStatus::read_mempool()
vector<txin_to_key> input_key_imgs;
// public keys and xmr amount of outputs
vector<pair<txout_to_key, uint64_t>> output_pub_keys;
vector<output_tuple_with_tag> output_pub_keys;
// sum xmr in inputs and ouputs in the given tx
const array<uint64_t, 4>& sum_data = summary_of_in_out_rct(
@ -227,7 +227,10 @@ MempoolStatus::read_network_info()
COMMAND_RPC_GET_INFO::response rpc_network_info;
if (!rpc.get_network_info(rpc_network_info))
{
cerr << "rpc.get_network_info(rpc_network_info) failed";
return false;
}
uint64_t fee_estimated;

7
src/MicroCore.cpp
Unescape Escape View File

@ -211,12 +211,13 @@ MicroCore::find_output_in_tx(const transaction& tx,
auto it = std::find_if(tx.vout.begin(), tx.vout.end(),
[&](const tx_out& o)
{
const txout_to_key& tx_in_to_key
= boost::get<txout_to_key>(o.target);
public_key found_output_pubkey;
cryptonote::get_output_public_key(
o, found_output_pubkey);
++idx;
return tx_in_to_key.key == output_pubkey;
return found_output_pubkey == output_pubkey;
});
if (it != tx.vout.end())

808
src/page.h
View File

File diff suppressed because it is too large Load Diff

4
src/rpccalls.cpp
Unescape Escape View File

@ -21,7 +21,7 @@ rpccalls::rpccalls(
timeout_time_ms = std::chrono::milliseconds {timeout_time};
m_http_client.set_server(
m_http_client.set_server(
daemon_url,
login,
epee::net_utils::ssl_support_t::e_ssl_support_disabled);
@ -183,7 +183,7 @@ rpccalls::get_network_info(COMMAND_RPC_GET_INFO::response& response)
{
if (resp_t.result.status == CORE_RPC_STATUS_BUSY)
{
err = "daemon is busy. Please try again later.";
err = "Daemon is busy. Please try again later.";
}
else if (resp_t.result.status != CORE_RPC_STATUS_OK)
{

1
src/rpccalls.h
Unescape Escape View File

@ -77,6 +77,7 @@ class rpccalls
epee::net_utils::http::url_content url;
epee::net_utils::http::http_simple_client m_http_client;
std::mutex m_daemon_rpc_mutex;
string port;

2
src/templates/block.html
Unescape Escape View File

@ -16,7 +16,7 @@
<table class="center">
<tr>
<td>Timestamp [UCT] (epoch):</td><td>{{blk_timestamp}} ({{blk_timestamp_epoch}})</td>
<td>Timestamp [UTC] (epoch):</td><td>{{blk_timestamp}} ({{blk_timestamp_epoch}})</td>
<td>Age {{age_format}}:</td><td>{{blk_age}}</td>
<td>Δ [h:m:s]:</td><td>{{delta_time}}</td>
</tr>

10
src/templates/css/style.css
Unescape Escape View File

@ -70,7 +70,7 @@ form {
.tabs {
position: relative;
min-height: 220px; /* This part sucks */
min-height: 240px;
clear: both;
margin: 25px 0;
}
@ -101,6 +101,7 @@ form {
bottom: 0;
padding: 20px;
border: 1px solid #ccc;
display: none;
}
[type=radio]:checked ~ label {
@ -113,6 +114,11 @@ form {
z-index: 1;
}
#tab-1:checked ~ .content.tab-1,
#tab-2:checked ~ .content.tab-2 {
display: block;
}
input#toggle-1[type=checkbox] {
position: absolute;
/*top: -9999px;*/
@ -138,4 +144,4 @@ div#decoded-inputs{
/* Toggled State */
input#toggle-1[type=checkbox]:checked ~ div#decoded-inputs {
display: block;
}
}

2
src/templates/my_outputs.html
Unescape Escape View File

@ -23,7 +23,7 @@
<table class="center" style="width: 80%; margin-top:10px">
<tr>
<td>Block: {{blk_height}}</td>
<td>Timestamp [UCT]: {{blk_timestamp}}</td>
<td>Timestamp [UTC]: {{blk_timestamp}}</td>
<td>Age [y:d:h:m:s]: {{delta_time}}</td>
<td>Fee: {{tx_fee}}</td>
<td>Tx size: {{tx_size}} kB</td>

8
src/templates/partials/tx_details.html
Unescape Escape View File

@ -31,7 +31,7 @@
{{^have_raw_tx}}
<tr>
<td>Timestamp: {{blk_timestamp_uint}}</td>
<td>Timestamp [UCT]: {{blk_timestamp}}</td>
<td>Timestamp [UTC]: {{blk_timestamp}}</td>
<td>Age [y:d:h:m:s]: {{delta_time}}</td>
</tr>
{{/have_raw_tx}}
@ -62,12 +62,14 @@
<td>stealth address</td>
<td>amount</td>
<td>amount idx</td>
<td>tag</td>
</tr>
{{#outputs}}
<tr>
<td>{{output_idx}}: {{out_pub_key}}</td>
<td>{{amount}}</td>
<td>{{amount_idx}} of {{num_outputs}}</td>
<td>{{output_tag}}</td>
</tr>
{{/outputs}}
</table>
@ -80,7 +82,7 @@
<div class="tab">
<input type="radio" id="tab-1" name="tab-group-1" checked>
<label for="tab-1">Decode outputs</label>
<div class="content">
<div class="content tab-1">
<h4 style="margin: 0px">Check which outputs belong to given Monero address/subaddress and viewkey</h4>
<h5 style="margin: 0px">
For RingCT transactions, outputs' amounts are also decoded
@ -102,7 +104,7 @@
<input type="radio" id="tab-2" name="tab-group-1">
<label for="tab-2">Prove sending</label>
<div class="content">
<div class="content tab-2">
<h4 style="margin: 0px">Prove to someone that you have sent them Monero in this transaction</h4>
<h5 style="margin: 0px">
Tx private key can be obtained using <i>get_tx_key</i>

84
src/tools.cpp
Unescape Escape View File

@ -345,7 +345,7 @@ sum_money_in_outputs(const json& _json)
array<uint64_t, 4>
summary_of_in_out_rct(
const transaction& tx,
vector<pair<txout_to_key, uint64_t>>& output_pub_keys,
vector<output_tuple_with_tag>& output_pub_keys,
vector<txin_to_key>& input_key_imgs)
{
@ -357,18 +357,28 @@ summary_of_in_out_rct(
for (const tx_out& txout: tx.vout)
{
if (txout.target.type() != typeid(txout_to_key))
public_key output_pub_key;
if (!cryptonote::get_output_public_key(txout, output_pub_key))
{
// push empty pair.
output_pub_keys.push_back(pair<txout_to_key, uint64_t>{});
output_pub_keys.push_back(output_tuple_with_tag {
public_key{},
uint64_t{},
boost::none
});
continue;
}
// get tx input key
const txout_to_key& txout_key
= boost::get<cryptonote::txout_to_key>(txout.target);
boost::optional<view_tag> output_tag;
if (txout.target.type() == typeid(txout_to_tagged_key)) {
output_tag = boost::get< txout_to_tagged_key >(txout.target).view_tag;
}
output_pub_keys.push_back(make_pair(txout_key, txout.amount));
output_pub_keys.push_back(
make_tuple(output_pub_key,
txout.amount,
output_tag));
xmr_outputs += txout.amount;
}
@ -619,49 +629,56 @@ sum_fees_in_txs(const vector<transaction>& txs)
vector<pair<txout_to_key, uint64_t>>
vector<output_tuple_with_tag>
get_ouputs(const transaction& tx)
{
vector<pair<txout_to_key, uint64_t>> outputs;
vector<output_tuple_with_tag> outputs;
for (const tx_out& txout: tx.vout)
{
if (txout.target.type() != typeid(txout_to_key))
public_key output_pub_key;
if (!cryptonote::get_output_public_key(txout, output_pub_key))
{
// push empty pair.
outputs.push_back(pair<txout_to_key, uint64_t>{});
// push empty tuple.
outputs.push_back(output_tuple_with_tag {
public_key{},
uint64_t{},
boost::none
});
continue;
}
// get tx input key
const txout_to_key& txout_key
= boost::get<cryptonote::txout_to_key>(txout.target);
boost::optional<view_tag> output_tag;
if (txout.target.type() == typeid(txout_to_tagged_key)) {
output_tag = boost::get< txout_to_tagged_key >(txout.target)
.view_tag;
}
outputs.push_back(make_pair(txout_key, txout.amount));
outputs.push_back(make_tuple(output_pub_key,
txout.amount,
output_tag));
}
return outputs;
};
vector<tuple<txout_to_key, uint64_t, uint64_t>>
vector<tuple<public_key, uint64_t, uint64_t>>
get_ouputs_tuple(const transaction& tx)
{
vector<tuple<txout_to_key, uint64_t, uint64_t>> outputs;
vector<tuple<public_key, uint64_t, uint64_t>> outputs;
for (uint64_t n = 0; n < tx.vout.size(); ++n)
{
if (tx.vout[n].target.type() != typeid(txout_to_key))
public_key output_pub_key;
if (!cryptonote::get_output_public_key(tx.vout[n], output_pub_key))
{
continue;
}
// get tx input key
const txout_to_key& txout_key
= boost::get<cryptonote::txout_to_key>(tx.vout[n].target);
outputs.push_back(make_tuple(txout_key, tx.vout[n].amount, n));
outputs.push_back(make_tuple(output_pub_key, tx.vout[n].amount, n));
}
return outputs;
@ -937,7 +954,8 @@ decode_ringct(rct::rctSig const& rv,
case rct::RCTTypeSimple:
case rct::RCTTypeBulletproof:
case rct::RCTTypeBulletproof2:
case rct::RCTTypeCLSAG:
case rct::RCTTypeCLSAG:
case rct::RCTTypeBulletproofPlus:
amount = rct::decodeRctSimple(rv,
rct::sk2rct(scalar1),
i,
@ -946,11 +964,11 @@ decode_ringct(rct::rctSig const& rv,
break;
case rct::RCTTypeFull:
amount = rct::decodeRct(rv,
rct::sk2rct(scalar1),
i,
mask,
hw::get_device("default"));
break;
rct::sk2rct(scalar1),
i,
mask,
hw::get_device("default"));
break;
default:
cerr << "Unsupported rct type: " << rv.type << '\n';
return false;
@ -1166,11 +1184,11 @@ is_output_ours(const size_t& output_index,
//cout << "\n" << tx.vout.size() << " " << output_index << endl;
// get tx output public key
const txout_to_key tx_out_to_key
= boost::get<txout_to_key>(tx.vout[output_index].target);
public_key output_pub_key;
cryptonote::get_output_public_key(tx.vout[output_index], output_pub_key);
if (tx_out_to_key.key == pubkey)
if (output_pub_key == pubkey)
{
return true;
}

10
src/tools.h
Unescape Escape View File

@ -49,6 +49,10 @@ namespace bf = boost::filesystem;
using json = nlohmann::json;
using output_tuple_with_tag = tuple<public_key,
uint64_t,
boost::optional<view_tag>>;
struct outputs_visitor
{
std::vector<crypto::public_key >& m_output_keys;
@ -154,7 +158,7 @@ sum_money_in_outputs(const json& _json);
array<uint64_t, 4>
summary_of_in_out_rct(
const transaction& tx,
vector<pair<txout_to_key, uint64_t>>& output_pub_keys,
vector<output_tuple_with_tag>& output_pub_keys,
vector<txin_to_key>& input_key_imgs);
// this version for mempool txs from json
@ -200,10 +204,10 @@ get_mixin_no(const json& _json);
vector<uint64_t>
get_mixin_no_in_txs(const vector<transaction>& txs);
vector<pair<txout_to_key, uint64_t>>
vector<output_tuple_with_tag>
get_ouputs(const transaction& tx);
vector<tuple<txout_to_key, uint64_t, uint64_t>>
vector<tuple<public_key, uint64_t, uint64_t>>
get_ouputs_tuple(const transaction& tx);
vector<txin_to_key>

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