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Merge remote-tracking branch 'purple/openssl'

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This commit is contained in:
Jeff Becker 2016-06-02 07:53:10 -04:00
commit 0f9376e959
No known key found for this signature in database
GPG Key ID: AB950234D6EA286B
35 changed files with 952 additions and 229 deletions
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2
AddressBook.cpp
View File

@ -159,7 +159,7 @@ namespace client
int AddressBookFilesystemStorage::Save (const std::map<std::string, i2p::data::IdentHash>& addresses)
{
if (addresses.size() == 0) {
if (addresses.empty()) {
LogPrint(eLogWarning, "Addressbook: not saving empty addressbook");
return 0;
}

86
ChangeLog Normal file
View File

@ -0,0 +1,86 @@
# for this file format description,
# see https://github.com/olivierlacan/keep-a-changelog
## [2.8.0] - UNRELEASED
### Changed
- Proxy refactoring & speedup
- I2PControl refactoring & fixes (proper jsonrpc responses on errors)
- boost::regex no more needed
### Fixed
- initscripts: added openrc one, in sysv-ish make I2PD_PORT optional
## [2.7.0] - 2016-05-18
### Added
- Precomputed El-Gamal/DH tables
- Configurable limit of transit tunnels
### Changed
- Speed-up of assymetric crypto for non-x64 platforms
- Refactoring of web-console
## [2.6.0] - 2016-03-31
### Added
- Gracefull shutdown on SIGINT
- Numeric bandwidth limits (was: by router class)
- Jumpservices in web-console
- Logging to syslog
- Tray icon for windows application
### Changed
- Logs refactoring
- Improved statistics in web-console
### Deprecated:
- Renamed main/tunnels config files (will use old, if found, but emits warning)
## [2.5.1] - 2016-03-10
### Fixed
- Doesn't create ~/.i2pd dir if missing
## [2.5.0] - 2016-03-04
### Added
- IRC server tunnels
- SOCKS outproxy support
- Support for gzipped addressbook updates
- Support for router families
### Changed
- Shared RTT/RTO between streams
- Filesystem work refactoring
## [2.4.0] - 2016-02-03
### Added
- X-I2P-* headers for server http-tunnels
- I2CP options for I2P tunnels
- Show I2P tunnels in webconsole
### Changed
- Refactoring of cmdline/config parsing
## [2.3.0] - 2016-01-12
### Added
- Support for new router bandwidth class codes (P and X)
- I2PControl supports external webui
- Added --pidfile and --notransit parameters
- Ability to specify signature type for i2p tunnel
### Changed
- Fixed multiple floodfill-related bugs
- New webconsole layout
## [2.2.0] - 2015-12-22
### Added
- Ability to connect to router without ip via introducer
### Changed
- Persist temporary encryption keys for local destinations
- Performance improvements for EdDSA
- New addressbook structure
## [2.1.0] - 2015-11-12
### Added
- Implementation of EdDSA
### Changed
- EdDSA is default signature type for new RouterInfos

26
ClientContext.cpp
View File

@ -114,6 +114,24 @@ namespace client
}
}
// I2CP
bool i2cp; i2p::config::GetOption("i2cp.enabled", i2cp);
if (i2cp)
{
std::string i2cpAddr; i2p::config::GetOption("i2cp.address", i2cpAddr);
uint16_t i2cpPort; i2p::config::GetOption("i2cp.port", i2cpPort);
LogPrint(eLogInfo, "Clients: starting I2CP at ", i2cpAddr, ":", i2cpPort);
try
{
m_I2CPServer = new I2CPServer (i2cpAddr, i2cpPort);
m_I2CPServer->Start ();
}
catch (std::exception& e)
{
LogPrint(eLogError, "Clients: Exception in I2CP: ", e.what());
}
}
m_AddressBook.StartResolvers ();
}
@ -165,6 +183,14 @@ namespace client
m_BOBCommandChannel = nullptr;
}
if (m_I2CPServer)
{
LogPrint(eLogInfo, "Clients: stopping I2CP");
m_I2CPServer->Stop ();
delete m_I2CPServer;
m_I2CPServer = nullptr;
}
LogPrint(eLogInfo, "Clients: stopping AddressBook");
m_AddressBook.Stop ();
for (auto it: m_Destinations)

8
Config.cpp
View File

@ -178,6 +178,13 @@ namespace config {
("bob.port", value<uint16_t>()->default_value(2827), "BOB listen port")
;
options_description i2cp("I2CP options");
i2cp.add_options()
("i2cp.enabled", value<bool>()->default_value(false), "Enable or disable I2CP")
("i2cp.address", value<std::string>()->default_value("127.0.0.1"), "I2CP listen address")
("i2cp.port", value<uint16_t>()->default_value(7654), "I2CP listen port")
;
options_description i2pcontrol("I2PControl options");
i2pcontrol.add_options()
("i2pcontrol.enabled", value<bool>()->default_value(false), "Enable or disable I2P Control Protocol")
@ -207,6 +214,7 @@ namespace config {
.add(socksproxy)
.add(sam)
.add(bob)
.add(i2cp)
.add(i2pcontrol)
.add(precomputation)
;

4
Config.h
View File

@ -68,7 +68,7 @@ namespace config {
* @param value Variable where to store option
* @return this function returns false if parameter not found
*
* @example uint16_t port; GetOption("sam.port", port);
* Example: uint16_t port; GetOption("sam.port", port);
*/
template<typename T>
bool GetOption(const char *name, T& value) {
@ -84,7 +84,7 @@ namespace config {
* @param value New parameter value
* @return true if value set up successful, false otherwise
*
* @example uint16_t port = 2827; SetOption("bob.port", port);
* Example: uint16_t port = 2827; SetOption("bob.port", port);
*/
template<typename T>
bool SetOption(const char *name, const T& value) {

4
Daemon.cpp
View File

@ -45,10 +45,10 @@ namespace i2p
#endif
};
Daemon_Singleton::Daemon_Singleton() : running(1), d(*new Daemon_Singleton_Private()) {};
Daemon_Singleton::Daemon_Singleton() : isDaemon(false), running(true), d(*new Daemon_Singleton_Private()) {}
Daemon_Singleton::~Daemon_Singleton() {
delete &d;
};
}
bool Daemon_Singleton::IsService () const
{

2
Daemon.h
View File

@ -22,9 +22,7 @@ namespace i2p
virtual bool stop();
virtual void run () {};
bool isLogging;
bool isDaemon;
bool running;
protected:

10
DaemonLinux.cpp
View File

@ -45,7 +45,7 @@ namespace i2p
{
bool DaemonLinux::start()
{
if (isDaemon == 1)
if (isDaemon)
{
pid_t pid;
pid = fork();
@ -73,10 +73,10 @@ namespace i2p
return false;
}
// close stdin/stdout/stderr descriptors
freopen("/dev/null", "r", stdin);
freopen("/dev/null", "w", stdout);
freopen("/dev/null", "w", stderr);
// point std{in,out,err} descriptors to /dev/null
stdin = freopen("/dev/null", "r", stdin);
stdout = freopen("/dev/null", "w", stdout);
stderr = freopen("/dev/null", "w", stderr);
}
// Pidfile

2
DaemonWin32.cpp
View File

@ -45,7 +45,7 @@ namespace i2p
return false;
}
if (isDaemon == 1)
if (isDaemon)
{
LogPrint(eLogDebug, "Daemon: running as service");
I2PService service(SERVICE_NAME);

1
Destination.h
View File

@ -168,7 +168,6 @@ namespace client
// implements LocalDestination
const uint8_t * GetEncryptionPrivateKey () const { return m_EncryptionPrivateKey; };
const uint8_t * GetEncryptionPublicKey () const { return m_EncryptionPublicKey; };
std::shared_ptr<const i2p::data::IdentityEx> GetIdentity () const { return m_Keys.GetPublic (); };
protected:

3
HTTP.cpp
View File

@ -406,11 +406,10 @@ namespace http {
bool MergeChunkedResponse (std::istream& in, std::ostream& out) {
std::string hexLen;
long int len;
while (!in.eof ()) {
std::getline (in, hexLen);
errno = 0;
len = strtoul(hexLen.c_str(), (char **) NULL, 16);
long int len = strtoul(hexLen.c_str(), (char **) NULL, 16);
if (errno != 0)
return false; /* conversion error */
if (len == 0)

16
HTTP.h
View File

@ -38,7 +38,7 @@ namespace http {
* @brief Tries to parse url from string
* @return true on success, false on invalid url
*/
bool parse (const char *str, size_t len = 0);
bool parse (const char *str, std::size_t len = 0);
bool parse (const std::string& url);
/**
@ -89,10 +89,12 @@ namespace http {
std::string version;
std::string status;
unsigned short int code;
/** simplifies response generation
* If this variable is set:
* a) Content-Length header will be added if missing
* b) contents of body will be included in response
/**
* @brief Simplifies response generation
*
* If this variable is set, on @a to_string() call:
* * Content-Length header will be added if missing,
* * contents of @a body will be included in generated response
*/
std::string body;
@ -108,9 +110,9 @@ namespace http {
/**
* @brief Serialize HTTP response to string
* @note If version is set to HTTP/1.1, and Date header is missing,
* @note If @a version is set to HTTP/1.1, and Date header is missing,
* it will be generated based on current time and added to headers
* @note If body member is set and Content-Length header is missing,
* @note If @a body is set and Content-Length header is missing,
* this header will be added, based on body's length
*/
std::string to_string();

152
HTTPServer.cpp
View File

@ -27,156 +27,6 @@
namespace i2p {
namespace http {
const char *itoopieImage =
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const char *itoopieFavicon =
"data:image/png;base64,"
"iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv"
@ -667,7 +517,7 @@ namespace http {
i2p::config::GetOption("http.auth", needAuth);
i2p::config::GetOption("http.user", user);
i2p::config::GetOption("http.pass", pass);
};
}
void HTTPConnection::Receive ()
{

1
HTTPServer.h
View File

@ -3,7 +3,6 @@
namespace i2p {
namespace http {
extern const char *itoopieImage;
extern const char *itoopieFavicon;
const size_t HTTP_CONNECTION_BUFFER_SIZE = 8192;

369
I2CP.cpp
View File

@ -1,7 +1,18 @@
/*
* Copyright (c) 2013-2016, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
* See full license text in LICENSE file at top of project tree
*/
#include <string.h>
#include <stdlib.h>
#include <openssl/rand.h>
#include "I2PEndian.h"
#include "Log.h"
#include "Timestamp.h"
#include "LeaseSet.h"
#include "I2CP.h"
namespace i2p
@ -14,16 +25,112 @@ namespace client
{
}
void I2CPDestination::SetEncryptionPrivateKey (const uint8_t * key)
{
memcpy (m_EncryptionPrivateKey, key, 256);
}
void I2CPDestination::HandleDataMessage (const uint8_t * buf, size_t len)
{
uint32_t length = bufbe32toh (buf);
if (length > len - 4) length = len - 4;
m_Owner.SendMessagePayloadMessage (buf + 4, length);
}
void I2CPDestination::CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels)
{
i2p::data::LocalLeaseSet ls (m_Identity, m_EncryptionPrivateKey, tunnels); // we don't care about encryption key
m_LeaseSetExpirationTime = ls.GetExpirationTime ();
uint8_t * leases = ls.GetLeases ();
leases[-1] = tunnels.size ();
htobe16buf (leases - 3, m_Owner.GetSessionID ());
size_t l = 2/*sessionID*/ + 1/*num leases*/ + i2p::data::LEASE_SIZE*tunnels.size ();
m_Owner.SendI2CPMessage (I2CP_REQUEST_VARIABLE_LEASESET_MESSAGE, leases - 3, l);
}
void I2CPDestination::LeaseSetCreated (const uint8_t * buf, size_t len)
{
auto ls = new i2p::data::LocalLeaseSet (m_Identity, buf, len);
ls->SetExpirationTime (m_LeaseSetExpirationTime);
SetLeaseSet (ls);
}
void I2CPDestination::SendMsgTo (const uint8_t * payload, size_t len, const i2p::data::IdentHash& ident, uint32_t nonce)
{
auto msg = NewI2NPMessage ();
uint8_t * buf = msg->GetPayload ();
htobe32buf (buf, len);
memcpy (buf + 4, payload, len);
msg->len += len + 4;
msg->FillI2NPMessageHeader (eI2NPData);
auto remote = FindLeaseSet (ident);
if (remote)
GetService ().post (std::bind (&I2CPDestination::SendMsg, GetSharedFromThis (), msg, remote));
else
{
auto s = GetSharedFromThis ();
RequestDestination (ident,
[s, msg, nonce](std::shared_ptr<i2p::data::LeaseSet> ls)
{
if (ls)
{
bool sent = s->SendMsg (msg, ls);
s->m_Owner.SendMessageStatusMessage (nonce, sent ? eI2CPMessageStatusGuaranteedSuccess : eI2CPMessageStatusGuaranteedFailure);
}
else
s->m_Owner.SendMessageStatusMessage (nonce, eI2CPMessageStatusNoLeaseSet);
});
}
}
bool I2CPDestination::SendMsg (std::shared_ptr<I2NPMessage> msg, std::shared_ptr<const i2p::data::LeaseSet> remote)
{
auto outboundTunnel = GetTunnelPool ()->GetNextOutboundTunnel ();
auto leases = remote->GetNonExpiredLeases ();
if (!leases.empty () && outboundTunnel)
{
std::vector<i2p::tunnel::TunnelMessageBlock> msgs;
uint32_t i = rand () % leases.size ();
auto garlic = WrapMessage (remote, msg, true);
msgs.push_back (i2p::tunnel::TunnelMessageBlock
{
i2p::tunnel::eDeliveryTypeTunnel,
leases[i]->tunnelGateway, leases[i]->tunnelID,
garlic
});
outboundTunnel->SendTunnelDataMsg (msgs);
return true;
}
else
{
if (outboundTunnel)
LogPrint (eLogWarning, "I2CP: Failed to send message. All leases expired");
else
LogPrint (eLogWarning, "I2CP: Failed to send message. No outbound tunnels");
return false;
}
}
I2CPSession::I2CPSession (I2CPServer& owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket):
m_Owner (owner), m_Socket (socket),
m_NextMessage (nullptr), m_NextMessageLen (0), m_NextMessageOffset (0)
m_NextMessage (nullptr), m_NextMessageLen (0), m_NextMessageOffset (0),
m_MessageID (0)
{
RAND_bytes ((uint8_t *)&m_SessionID, 2);
}
I2CPSession::~I2CPSession ()
{
delete[] m_NextMessage;
}
void I2CPSession::Start ()
{
ReadProtocolByte ();
}
I2CPSession::~I2CPSession ()
void I2CPSession::Stop ()
{
delete[] m_NextMessage;
}
void I2CPSession::ReadProtocolByte ()
@ -102,6 +209,12 @@ namespace client
void I2CPSession::Terminate ()
{
if (m_Destination)
{
m_Destination->Stop ();
m_Destination = nullptr;
}
m_Owner.RemoveSession (GetSessionID ());
}
void I2CPSession::SendI2CPMessage (uint8_t type, const uint8_t * payload, size_t len)
@ -157,16 +270,258 @@ namespace client
void I2CPSession::CreateSessionMessageHandler (const uint8_t * buf, size_t len)
{
// TODO
m_Destination = std::make_shared<I2CPDestination>(*this, nullptr, false);
auto identity = std::make_shared<i2p::data::IdentityEx>();
size_t offset = identity->FromBuffer (buf, len);
uint16_t optionsSize = bufbe16toh (buf + offset);
offset += 2;
// TODO: extract options
offset += optionsSize;
offset += 8; // date
if (identity->Verify (buf, offset, buf + offset)) // signature
{
m_Destination = std::make_shared<I2CPDestination>(*this, identity, false);
m_Destination->Start ();
SendSessionStatusMessage (1); // created
LogPrint (eLogDebug, "I2CP: session ", m_SessionID, " created");
}
else
{
LogPrint (eLogError, "I2CP: create session signature verification falied");
SendSessionStatusMessage (3); // invalid
}
}
I2CPServer::I2CPServer (const std::string& interface, int port)
void I2CPSession::DestroySessionMessageHandler (const uint8_t * buf, size_t len)
{
SendSessionStatusMessage (0); // destroy
LogPrint (eLogDebug, "I2CP: session ", m_SessionID, " destroyed");
Terminate ();
}
void I2CPSession::SendSessionStatusMessage (uint8_t status)
{
uint8_t buf[3];
htobe16buf (buf, m_SessionID);
buf[2] = status;
SendI2CPMessage (I2CP_SESSION_STATUS_MESSAGE, buf, 3);
}
void I2CPSession::SendMessageStatusMessage (uint32_t nonce, I2CPMessageStatus status)
{
uint8_t buf[15];
htobe16buf (buf, m_SessionID);
htobe32buf (buf + 2, m_MessageID++);
buf[6] = (uint8_t)status;
memset (buf + 7, 0, 4); // size
htobe32buf (buf + 11, nonce);
SendI2CPMessage (I2CP_MESSAGE_STATUS_MESSAGE, buf, 15);
}
void I2CPSession::CreateLeaseSetMessageHandler (const uint8_t * buf, size_t len)
{
uint16_t sessionID = bufbe16toh (buf);
if (sessionID == m_SessionID)
{
size_t offset = 2;
if (m_Destination)
{
m_Destination->SetEncryptionPrivateKey (buf + offset);
offset += 256;
m_Destination->LeaseSetCreated (buf + offset, len - offset);
}
}
else
LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
}
void I2CPSession::SendMessageMessageHandler (const uint8_t * buf, size_t len)
{
uint16_t sessionID = bufbe16toh (buf);
if (sessionID == m_SessionID)
{
size_t offset = 2;
if (m_Destination)
{
i2p::data::IdentityEx identity;
offset += identity.FromBuffer (buf + offset, len - offset);
uint32_t payloadLen = bufbe32toh (buf + offset);
offset += 4;
uint32_t nonce = bufbe32toh (buf + offset + payloadLen);
SendMessageStatusMessage (nonce, eI2CPMessageStatusAccepted); // accepted
m_Destination->SendMsgTo (buf + offset, payloadLen, identity.GetIdentHash (), nonce);
}
}
else
LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
}
void I2CPSession::HostLookupMessageHandler (const uint8_t * buf, size_t len)
{
uint16_t sessionID = bufbe16toh (buf);
if (sessionID == m_SessionID)
{
uint32_t requestID = bufbe32toh (buf + 2);
//uint32_t timeout = bufbe32toh (buf + 6);
if (!buf[10]) // request type = 0 (hash)
{
if (m_Destination)
{
auto ls = m_Destination->FindLeaseSet (buf + 11);
if (ls)
SendHostReplyMessage (requestID, ls->GetIdentity ());
else
{
auto s = shared_from_this ();
m_Destination->RequestDestination (buf + 11,
[s, requestID](std::shared_ptr<i2p::data::LeaseSet> leaseSet)
{
s->SendHostReplyMessage (requestID, leaseSet ? leaseSet->GetIdentity () : nullptr);
});
}
}
else
SendHostReplyMessage (requestID, nullptr);
}
else
{
LogPrint (eLogError, "I2CP: request type ", (int)buf[8], " is not supported");
SendHostReplyMessage (requestID, nullptr);
}
}
else
LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
}
void I2CPSession::SendHostReplyMessage (uint32_t requestID, std::shared_ptr<const i2p::data::IdentityEx> identity)
{
if (identity)
{
size_t l = identity->GetFullLen () + 7;
uint8_t * buf = new uint8_t[l];
htobe16buf (buf, m_SessionID);
htobe32buf (buf + 2, requestID);
buf[6] = 0; // result code
identity->ToBuffer (buf + 7, l - 7);
SendI2CPMessage (I2CP_HOST_REPLY_MESSAGE, buf, l);
delete[] buf;
}
else
{
uint8_t buf[7];
htobe16buf (buf, m_SessionID);
htobe32buf (buf + 2, requestID);
buf[6] = 1; // result code
SendI2CPMessage (I2CP_HOST_REPLY_MESSAGE, buf, 7);
}
}
void I2CPSession::SendMessagePayloadMessage (const uint8_t * payload, size_t len)
{
// we don't use SendI2CPMessage to eliminate additional copy
auto l = len + 10 + I2CP_HEADER_SIZE;
uint8_t * buf = new uint8_t[l];
htobe32buf (buf + I2CP_HEADER_LENGTH_OFFSET, len + 10);
buf[I2CP_HEADER_TYPE_OFFSET] = I2CP_MESSAGE_PAYLOAD_MESSAGE;
htobe16buf (buf + I2CP_HEADER_SIZE, m_SessionID);
htobe32buf (buf + I2CP_HEADER_SIZE + 2, m_MessageID++);
htobe32buf (buf + I2CP_HEADER_SIZE + 6, len);
memcpy (buf + I2CP_HEADER_SIZE + 10, payload, len);
boost::asio::async_write (*m_Socket, boost::asio::buffer (buf, l), boost::asio::transfer_all (),
std::bind(&I2CPSession::HandleI2CPMessageSent, shared_from_this (),
std::placeholders::_1, std::placeholders::_2, buf));
}
I2CPServer::I2CPServer (const std::string& interface, int port):
m_IsRunning (false), m_Thread (nullptr),
m_Acceptor (m_Service, boost::asio::ip::tcp::endpoint(boost::asio::ip::address::from_string(interface), port))
{
memset (m_MessagesHandlers, 0, sizeof (m_MessagesHandlers));
m_MessagesHandlers[I2CP_GET_DATE_MESSAGE] = &I2CPSession::GetDateMessageHandler;
m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE ] = &I2CPSession::CreateSessionMessageHandler;
m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE] = &I2CPSession::CreateSessionMessageHandler;
m_MessagesHandlers[I2CP_DESTROY_SESSION_MESSAGE] = &I2CPSession::DestroySessionMessageHandler;
m_MessagesHandlers[I2CP_CREATE_LEASESET_MESSAGE] = &I2CPSession::CreateLeaseSetMessageHandler;
m_MessagesHandlers[I2CP_SEND_MESSAGE_MESSAGE] = &I2CPSession::SendMessageMessageHandler;
m_MessagesHandlers[I2CP_HOST_LOOKUP_MESSAGE] = &I2CPSession::HostLookupMessageHandler;
}
I2CPServer::~I2CPServer ()
{
if (m_IsRunning)
Stop ();
}
void I2CPServer::Start ()
{
Accept ();
m_IsRunning = true;
m_Thread = new std::thread (std::bind (&I2CPServer::Run, this));
}
void I2CPServer::Stop ()
{
m_IsRunning = false;
m_Acceptor.cancel ();
for (auto it: m_Sessions)
it.second->Stop ();
m_Sessions.clear ();
m_Service.stop ();
if (m_Thread)
{
m_Thread->join ();
delete m_Thread;
m_Thread = nullptr;
}
}
void I2CPServer::Run ()
{
while (m_IsRunning)
{
try
{
m_Service.run ();
}
catch (std::exception& ex)
{
LogPrint (eLogError, "I2CP: runtime exception: ", ex.what ());
}
}
}
void I2CPServer::Accept ()
{
auto newSocket = std::make_shared<boost::asio::ip::tcp::socket> (m_Service);
m_Acceptor.async_accept (*newSocket, std::bind (&I2CPServer::HandleAccept, this,
std::placeholders::_1, newSocket));
}
void I2CPServer::HandleAccept(const boost::system::error_code& ecode, std::shared_ptr<boost::asio::ip::tcp::socket> socket)
{
if (!ecode && socket)
{
boost::system::error_code ec;
auto ep = socket->remote_endpoint (ec);
if (!ec)
{
LogPrint (eLogDebug, "I2CP: new connection from ", ep);
auto session = std::make_shared<I2CPSession>(*this, socket);
m_Sessions[session->GetSessionID ()] = session;
session->Start ();
}
else
LogPrint (eLogError, "I2CP: incoming connection error ", ec.message ());
}
else
LogPrint (eLogError, "I2CP: accept error: ", ecode.message ());
if (ecode != boost::asio::error::operation_aborted)
Accept ();
}
void I2CPServer::RemoveSession (uint16_t sessionID)
{
m_Sessions.erase (sessionID);
}
}
}

89
I2CP.h
View File

@ -1,9 +1,19 @@
/*
* Copyright (c) 2013-2016, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
* See full license text in LICENSE file at top of project tree
*/
#ifndef I2CP_H__
#define I2CP_H__
#include <inttypes.h>
#include <string>
#include <memory>
#include <thread>
#include <map>
#include <boost/asio.hpp>
#include "Destination.h"
@ -21,6 +31,23 @@ namespace client
const uint8_t I2CP_GET_DATE_MESSAGE = 32;
const uint8_t I2CP_SET_DATE_MESSAGE = 33;
const uint8_t I2CP_CREATE_SESSION_MESSAGE = 1;
const uint8_t I2CP_SESSION_STATUS_MESSAGE = 20;
const uint8_t I2CP_DESTROY_SESSION_MESSAGE = 3;
const uint8_t I2CP_REQUEST_VARIABLE_LEASESET_MESSAGE = 37;
const uint8_t I2CP_CREATE_LEASESET_MESSAGE = 4;
const uint8_t I2CP_SEND_MESSAGE_MESSAGE = 5;
const uint8_t I2CP_MESSAGE_PAYLOAD_MESSAGE = 31;
const uint8_t I2CP_MESSAGE_STATUS_MESSAGE = 22;
const uint8_t I2CP_HOST_LOOKUP_MESSAGE = 38;
const uint8_t I2CP_HOST_REPLY_MESSAGE = 39;
enum I2CPMessageStatus
{
eI2CPMessageStatusAccepted = 1,
eI2CPMessageStatusGuaranteedSuccess = 4,
eI2CPMessageStatusGuaranteedFailure = 5,
eI2CPMessageStatusNoLeaseSet = 21
};
class I2CPSession;
class I2CPDestination: public LeaseSetDestination
@ -29,22 +56,32 @@ namespace client
I2CPDestination (I2CPSession& owner, std::shared_ptr<const i2p::data::IdentityEx> identity, bool isPublic);
void SetEncryptionPrivateKey (const uint8_t * key);
void LeaseSetCreated (const uint8_t * buf, size_t len); // called from I2CPSession
void SendMsgTo (const uint8_t * payload, size_t len, const i2p::data::IdentHash& ident, uint32_t nonce); // called from I2CPSession
protected:
// implements LocalDestination
const uint8_t * GetEncryptionPrivateKey () const { return m_EncryptionPrivateKey; };
const uint8_t * GetEncryptionPublicKey () const { return m_EncryptionPublicKey; };
std::shared_ptr<const i2p::data::IdentityEx> GetIdentity () const { return m_Identity; };
// I2CP
void HandleDataMessage (const uint8_t * buf, size_t len) { /* TODO */ };
void CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels) { /* TODO */ };
void HandleDataMessage (const uint8_t * buf, size_t len);
void CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels);
private:
std::shared_ptr<I2CPDestination> GetSharedFromThis ()
{ return std::static_pointer_cast<I2CPDestination>(shared_from_this ()); }
bool SendMsg (std::shared_ptr<I2NPMessage> msg, std::shared_ptr<const i2p::data::LeaseSet> remote);
private:
I2CPSession& m_Owner;
std::shared_ptr<const i2p::data::IdentityEx> m_Identity;
uint8_t m_EncryptionPublicKey[256], m_EncryptionPrivateKey[256];
uint8_t m_EncryptionPrivateKey[256];
uint64_t m_LeaseSetExpirationTime;
};
class I2CPServer;
@ -55,9 +92,22 @@ namespace client
I2CPSession (I2CPServer& owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket);
~I2CPSession ();
void Start ();
void Stop ();
uint16_t GetSessionID () const { return m_SessionID; };
// called from I2CPDestination
void SendI2CPMessage (uint8_t type, const uint8_t * payload, size_t len);
void SendMessagePayloadMessage (const uint8_t * payload, size_t len);
void SendMessageStatusMessage (uint32_t nonce, I2CPMessageStatus status);
// message handlers
void GetDateMessageHandler (const uint8_t * buf, size_t len);
void CreateSessionMessageHandler (const uint8_t * buf, size_t len);
void DestroySessionMessageHandler (const uint8_t * buf, size_t len);
void CreateLeaseSetMessageHandler (const uint8_t * buf, size_t len);
void SendMessageMessageHandler (const uint8_t * buf, size_t len);
void HostLookupMessageHandler (const uint8_t * buf, size_t len);
private:
@ -66,13 +116,14 @@ namespace client
void HandleReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred);
void HandleNextMessage (const uint8_t * buf);
void Terminate ();
void SendI2CPMessage (uint8_t type, const uint8_t * payload, size_t len);
void HandleI2CPMessageSent (const boost::system::error_code& ecode, std::size_t bytes_transferred, const uint8_t * buf);
std::string ExtractString (const uint8_t * buf, size_t len);
size_t PutString (uint8_t * buf, size_t len, const std::string& str);
void SendSessionStatusMessage (uint8_t status);
void SendHostReplyMessage (uint32_t requestID, std::shared_ptr<const i2p::data::IdentityEx> identity);
private:
I2CPServer& m_Owner;
@ -81,6 +132,8 @@ namespace client
size_t m_NextMessageLen, m_NextMessageOffset;
std::shared_ptr<I2CPDestination> m_Destination;
uint16_t m_SessionID;
uint32_t m_MessageID;
};
typedef void (I2CPSession::*I2CPMessageHandler)(const uint8_t * buf, size_t len);
@ -89,10 +142,30 @@ namespace client
public:
I2CPServer (const std::string& interface, int port);
~I2CPServer ();
void Start ();
void Stop ();
boost::asio::io_service& GetService () { return m_Service; };
void RemoveSession (uint16_t sessionID);
private:
void Run ();
void Accept ();
void HandleAccept(const boost::system::error_code& ecode, std::shared_ptr<boost::asio::ip::tcp::socket> socket);
private:
I2CPMessageHandler m_MessagesHandlers[256];
I2CPMessageHandler m_MessagesHandlers[256];
std::map<uint16_t, std::shared_ptr<I2CPSession> > m_Sessions;
bool m_IsRunning;
std::thread * m_Thread;
boost::asio::io_service m_Service;
boost::asio::ip::tcp::acceptor m_Acceptor;
public:

26
I2PService.cpp
View File

@ -3,7 +3,6 @@
#include "ClientContext.h"
#include "I2PService.h"
namespace i2p
{
namespace client
@ -71,7 +70,7 @@ namespace client
std::bind(&TCPIPPipe::HandleUpstreamReceived, shared_from_this(),
std::placeholders::_1, std::placeholders::_2));
} else {
LogPrint(eLogError, "TCPIPPipe: no upstream socket for read");
LogPrint(eLogError, "TCPIPPipe: upstream receive: no socket");
}
}
@ -82,14 +81,14 @@ namespace client
std::bind(&TCPIPPipe::HandleDownstreamReceived, shared_from_this(),
std::placeholders::_1, std::placeholders::_2));
} else {
LogPrint(eLogError, "TCPIPPipe: no downstream socket for read");
LogPrint(eLogError, "TCPIPPipe: downstream receive: no socket");
}
}
void TCPIPPipe::UpstreamWrite(const uint8_t * buf, size_t len)
{
if (m_up) {
LogPrint(eLogDebug, "TCPIPPipe: write upstream ", (int)len);
LogPrint(eLogDebug, "TCPIPPipe: upstream: ", (int) len, " bytes written");
boost::asio::async_write(*m_up, boost::asio::buffer(buf, len),
boost::asio::transfer_all(),
std::bind(&TCPIPPipe::HandleUpstreamWrite,
@ -97,14 +96,14 @@ namespace client
std::placeholders::_1)
);
} else {
LogPrint(eLogError, "tcpip pipe upstream socket null");
LogPrint(eLogError, "TCPIPPipe: upstream write: no socket");
}
}
void TCPIPPipe::DownstreamWrite(const uint8_t * buf, size_t len)
{
if (m_down) {
LogPrint(eLogDebug, "TCPIPPipe: write downstream ", (int)len);
LogPrint(eLogDebug, "TCPIPPipe: downstream: ", (int) len, " bytes written");
boost::asio::async_write(*m_down, boost::asio::buffer(buf, len),
boost::asio::transfer_all(),
std::bind(&TCPIPPipe::HandleDownstreamWrite,
@ -112,16 +111,16 @@ namespace client
std::placeholders::_1)
);
} else {
LogPrint(eLogError, "tcpip pipe downstream socket null");
LogPrint(eLogError, "TCPIPPipe: downstream write: no socket");
}
}
void TCPIPPipe::HandleDownstreamReceived(const boost::system::error_code & ecode, std::size_t bytes_transfered)
{
LogPrint(eLogDebug, "TCPIPPipe downstream got ", (int) bytes_transfered);
LogPrint(eLogDebug, "TCPIPPipe: downstream: ", (int) bytes_transfered, " bytes received");
if (ecode) {
LogPrint(eLogError, "TCPIPPipe Downstream read error:" , ecode.message());
LogPrint(eLogError, "TCPIPPipe: downstream read error:" , ecode.message());
if (ecode != boost::asio::error::operation_aborted)
Terminate();
} else {
@ -135,7 +134,7 @@ namespace client
void TCPIPPipe::HandleDownstreamWrite(const boost::system::error_code & ecode) {
if (ecode) {
LogPrint(eLogError, "TCPIPPipe Downstream write error:" , ecode.message());
LogPrint(eLogError, "TCPIPPipe: downstream write error:" , ecode.message());
if (ecode != boost::asio::error::operation_aborted)
Terminate();
}
@ -143,7 +142,7 @@ namespace client
void TCPIPPipe::HandleUpstreamWrite(const boost::system::error_code & ecode) {
if (ecode) {
LogPrint(eLogError, "TCPIPPipe Upstream write error:" , ecode.message());
LogPrint(eLogError, "TCPIPPipe: upstream write error:" , ecode.message());
if (ecode != boost::asio::error::operation_aborted)
Terminate();
}
@ -151,9 +150,9 @@ namespace client
void TCPIPPipe::HandleUpstreamReceived(const boost::system::error_code & ecode, std::size_t bytes_transfered)
{
LogPrint(eLogDebug, "TCPIPPipe upstream got ", (int) bytes_transfered);
LogPrint(eLogDebug, "TCPIPPipe: upstream ", (int)bytes_transfered, " bytes received");
if (ecode) {
LogPrint(eLogError, "TCPIPPipe Upstream read error:" , ecode.message());
LogPrint(eLogError, "TCPIPPipe: upstream read error:" , ecode.message());
if (ecode != boost::asio::error::operation_aborted)
Terminate();
} else {
@ -206,6 +205,5 @@ namespace client
LogPrint (eLogError, "I2PService: ", GetName(), " closing socket on accept because: ", ecode.message ());
}
}
}
}

1
Identity.h
View File

@ -179,7 +179,6 @@ namespace data
virtual ~LocalDestination() {};
virtual const uint8_t * GetEncryptionPrivateKey () const = 0;
virtual const uint8_t * GetEncryptionPublicKey () const = 0;
virtual std::shared_ptr<const IdentityEx> GetIdentity () const = 0;
const IdentHash& GetIdentHash () const { return GetIdentity ()->GetIdentHash (); };

9
LeaseSet.cpp
View File

@ -213,6 +213,7 @@ namespace data
m_Buffer[offset] = num;
offset++;
// leases
m_Leases = m_Buffer + offset;
auto currentTime = i2p::util::GetMillisecondsSinceEpoch ();
for (int i = 0; i < num; i++)
{
@ -231,6 +232,14 @@ namespace data
// we don't sign it yet. must be signed later on
}
LocalLeaseSet::LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * buf, size_t len):
m_ExpirationTime (0), m_Identity (identity)
{
m_BufferLen = len;
m_Buffer = new uint8_t[m_BufferLen];
memcpy (m_Buffer, buf, len);
}
bool LocalLeaseSet::IsExpired () const
{
auto ts = i2p::util::GetMillisecondsSinceEpoch ();

8
LeaseSet.h
View File

@ -4,6 +4,7 @@
#include <inttypes.h>
#include <string.h>
#include <vector>
#include <set>
#include <memory>
#include "Identity.h"
@ -88,14 +89,19 @@ namespace data
public:
LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * encryptionPublicKey, std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels);
LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * buf, size_t len);
~LocalLeaseSet () { delete[] m_Buffer; };
const uint8_t * GetBuffer () const { return m_Buffer; };
uint8_t * GetSignature () { return m_Buffer + m_BufferLen - GetSignatureLen (); };
size_t GetBufferLen () const { return m_BufferLen; };
size_t GetSignatureLen () const { return m_Identity->GetSignatureLen (); };
uint8_t * GetLeases () { return m_Leases; };
const IdentHash& GetIdentHash () const { return m_Identity->GetIdentHash (); };
bool IsExpired () const;
uint64_t GetExpirationTime () const { return m_ExpirationTime; };
void SetExpirationTime (uint64_t expirationTime) { m_ExpirationTime = expirationTime; };
bool operator== (const LeaseSet& other) const
{ return m_BufferLen == other.GetBufferLen () && !memcmp (other.GetBuffer (), other.GetBuffer (), m_BufferLen); };
@ -104,7 +110,7 @@ namespace data
uint64_t m_ExpirationTime; // in milliseconds
std::shared_ptr<const IdentityEx> m_Identity;
uint8_t * m_Buffer;
uint8_t * m_Buffer, * m_Leases;
size_t m_BufferLen;
};
}

20
Log.cpp
View File

@ -12,7 +12,7 @@ namespace i2p {
namespace log {
Log logger;
/**
* @enum Maps our loglevel to their symbolic name
* @brief Maps our loglevel to their symbolic name
*/
static const char * g_LogLevelStr[eNumLogLevels] =
{
@ -56,7 +56,7 @@ namespace log {
#endif
case eLogFile:
case eLogStream:
m_LogStream->flush();
if (m_LogStream) m_LogStream->flush();
break;
default:
/* do nothing */
@ -107,10 +107,11 @@ namespace log {
#endif
case eLogFile:
case eLogStream:
*m_LogStream << TimeAsString(msg->timestamp)
<< "@" << short_tid
<< "/" << g_LogLevelStr[msg->level]
<< " - " << msg->text << std::endl;
if (m_LogStream)
*m_LogStream << TimeAsString(msg->timestamp)
<< "@" << short_tid
<< "/" << g_LogLevelStr[msg->level]
<< " - " << msg->text << std::endl;
break;
case eLogStdout:
default:
@ -130,10 +131,13 @@ namespace log {
Process();
}
void Log::SendTo (const std::string& path) {
void Log::SendTo (const std::string& path)
{
if (m_LogStream) m_LogStream = nullptr; // close previous
auto flags = std::ofstream::out | std::ofstream::app;
auto os = std::make_shared<std::ofstream> (path, flags);
if (os->is_open ()) {
if (os->is_open ())
{
m_Logfile = path;
m_Destination = eLogFile;
m_LogStream = os;

7
Log.h
View File

@ -86,7 +86,7 @@ namespace log {
LogLevel GetLogLevel () { return m_MinLevel; };
/**
* @brief Sets minimal alloed level for log messages
* @brief Sets minimal allowed level for log messages
* @param level String with wanted minimal msg level
*/
void SetLogLevel (const std::string& level);
@ -101,7 +101,7 @@ namespace log {
* @brief Sets log destination to given output stream
* @param os Output stream
*/
void SendTo (std::shared_ptr<std::ostream> s);
void SendTo (std::shared_ptr<std::ostream> os);
#ifndef _WIN32
/**
@ -129,7 +129,8 @@ namespace log {
};
/**
* @struct Log message container
* @struct LogMsg
* @brief Log message container
*
* We creating it somewhere with LogPrint(),
* then put in MsgQueue for later processing.

5
Makefile
View File

@ -76,6 +76,7 @@ $(ARLIB_CLIENT): $(patsubst %.cpp,obj/%.o,$(LIB_CLIENT_SRC))
clean:
rm -rf obj
rm -rf docs/generated
$(RM) $(I2PD) $(SHLIB) $(ARLIB) $(SHLIB_CLIENT) $(ARLIB_CLIENT)
strip: $(I2PD) $(SHLIB_CLIENT) $(SHLIB)
@ -86,9 +87,13 @@ dist:
git archive --format=tar.gz -9 --worktree-attributes \
--prefix=i2pd_$(LATEST_TAG)/ $(LATEST_TAG) -o i2pd_$(LATEST_TAG).tar.gz
doxygen:
doxygen -s docs/Doxyfile
.PHONY: all
.PHONY: clean
.PHONY: deps
.PHONY: doxygen
.PHONY: dist
.PHONY: api
.PHONY: api_client

2
Makefile.linux
View File

@ -1,5 +1,5 @@
# set defaults instead redefine
CXXFLAGS ?= -g -Wall
CXXFLAGS ?= -g -Wall -Wextra -Wno-unused-parameter -pedantic
INCFLAGS ?=
## NOTE: The NEEDED_CXXFLAGS are here so that custom CXXFLAGS can be specified at build time

3
NetDb.cpp
View File

@ -849,7 +849,8 @@ namespace data
template<typename Filter>
std::shared_ptr<const RouterInfo> NetDb::GetRandomRouter (Filter filter) const
{
if (!m_RouterInfos.size ()) return 0;
if (m_RouterInfos.empty())
return 0;
uint32_t ind = rand () % m_RouterInfos.size ();
for (int j = 0; j < 2; j++)
{

2
RouterInfo.cpp
View File

@ -353,7 +353,7 @@ namespace data
if (m_Caps & eReachable) caps += CAPS_FLAG_REACHABLE; // reachable
if (m_Caps & eUnreachable) caps += CAPS_FLAG_UNREACHABLE; // unreachable
SetProperty ("caps", caps.c_str ());
SetProperty ("caps", caps);
}
void RouterInfo::WriteToStream (std::ostream& s)

2
Transports.cpp
View File

@ -606,7 +606,7 @@ namespace transport
std::shared_ptr<const i2p::data::RouterInfo> Transports::GetRandomPeer () const
{
if (!m_Peers.size ()) return nullptr;
if (m_Peers.empty ()) return nullptr;
std::unique_lock<std::mutex> l(m_PeersMutex);
auto it = m_Peers.begin ();
std::advance (it, rand () % m_Peers.size ());

2
Tunnel.cpp
View File

@ -358,7 +358,7 @@ namespace tunnel
std::shared_ptr<OutboundTunnel> Tunnels::GetNextOutboundTunnel ()
{
if (!m_OutboundTunnels.size ()) return nullptr;
if (m_OutboundTunnels.empty ()) return nullptr;
uint32_t ind = rand () % m_OutboundTunnels.size (), i = 0;
std::shared_ptr<OutboundTunnel> tunnel;
for (auto it: m_OutboundTunnels)

2
Tunnel.h
View File

@ -73,7 +73,7 @@ namespace tunnel
bool HandleTunnelBuildResponse (uint8_t * msg, size_t len);
virtual void Print (std::stringstream& s) const {};
virtual void Print (std::stringstream&) const {};
// implements TunnelBase
void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg);

6
debian/changelog vendored
View File

@ -1,3 +1,9 @@
i2pd (2.7.0-1) unstable; urgency=low
* updated to version 2.7.0/0.9.25
-- hagen <hagen@i2pmail.org> Wed, 18 May 2016 01:11:04 +0000
i2pd (2.2.0-2) unstable; urgency=low
* updated to version 2.2.0

24
debian/i2pd.openrc vendored
View File

@ -5,11 +5,9 @@ logfile="/var/log/i2pd.log"
mainconf="/etc/i2pd/i2pd.conf"
tunconf="/etc/i2pd/tunnels.conf"
. /etc/default/i2pd
name="i2pd"
command="/usr/sbin/i2pd"
command_args="--service --daemon --log=file --logfile=$logfile --conf=$mainconf --tunconf=$tunconf"
command_args="--service --daemon --log=file --logfile=$logfile --conf=$mainconf --tunconf=$tunconf --pidfile=$pidfile"
description="i2p router written in C++"
required_dirs="/var/lib/i2pd"
required_files="$mainconf"
@ -22,6 +20,22 @@ depend() {
}
start_pre() {
checkpath -f -o i2pd:adm -w $pidfile
checkpath -f -o i2pd:adm -w $logfile
if [ -r /etc/default/i2pd ]; then
. /etc/default/i2pd
fi
if [ "x$I2PD_ENABLED" != "xyes" ]; then
ewarn "i2pd disabled in /etc/default/i2pd"
exit 1
fi
checkpath -f -o i2pd:adm $logfile
checkpath -f -o i2pd:adm $pidfile
if [ -n "$I2PD_PORT" -a "$I2PD_PORT" -gt 0 ]; then
command_args="$command_args --port=$I2PD_PORT"
fi
if [ -n "$DAEMON_OPTS" ]; then
command_args="$command_args $DAEMON_OPTS"
fi
}

259
docs/Doxyfile Normal file
View File

@ -0,0 +1,259 @@
DOXYFILE_ENCODING = UTF-8
PROJECT_NAME = "i2pd"
PROJECT_NUMBER =
PROJECT_BRIEF = "load-balanced unspoofable packet switching network"
PROJECT_LOGO =
OUTPUT_DIRECTORY = docs/generated
CREATE_SUBDIRS = NO
ALLOW_UNICODE_NAMES = NO
OUTPUT_LANGUAGE = English
BRIEF_MEMBER_DESC = YES
REPEAT_BRIEF = YES
ABBREVIATE_BRIEF =
ALWAYS_DETAILED_SEC = NO
INLINE_INHERITED_MEMB = NO
FULL_PATH_NAMES = YES
STRIP_FROM_PATH =
STRIP_FROM_INC_PATH =
SHORT_NAMES = NO
JAVADOC_AUTOBRIEF = NO
QT_AUTOBRIEF = NO
MULTILINE_CPP_IS_BRIEF = NO
INHERIT_DOCS = YES
SEPARATE_MEMBER_PAGES = NO
TAB_SIZE = 4
ALIASES =
TCL_SUBST =
OPTIMIZE_OUTPUT_FOR_C = NO
OPTIMIZE_OUTPUT_JAVA = NO
OPTIMIZE_FOR_FORTRAN = NO
OPTIMIZE_OUTPUT_VHDL = NO
EXTENSION_MAPPING =
MARKDOWN_SUPPORT = YES
AUTOLINK_SUPPORT = YES
BUILTIN_STL_SUPPORT = NO
CPP_CLI_SUPPORT = NO
SIP_SUPPORT = NO
IDL_PROPERTY_SUPPORT = YES
DISTRIBUTE_GROUP_DOC = NO
SUBGROUPING = YES
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3
tests/Makefile
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@ -1,6 +1,7 @@
CXXFLAGS += -Wall -Wextra -pedantic -O0 -g -std=c++11 -D_GLIBCXX_USE_NANOSLEEP=1
TESTS = test-http-url test-http-req test-http-res test-http-url_decode
TESTS = test-http-url test-http-req test-http-res test-http-url_decode \
test-http-merge_chunked
all: $(TESTS) run

25
tests/test-http-merge_chunked.cpp Normal file
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@ -0,0 +1,25 @@
#include <cassert>
#include "../HTTP.h"
using namespace i2p::http;
int main() {
const char *buf =
"4\r\n"
"HTTP\r\n"
"A\r\n"
" response \r\n"
"E\r\n"
"with \r\n"
"chunks.\r\n"
"0\r\n"
"\r\n"
;
std::stringstream in(buf);
std::stringstream out;
assert(MergeChunkedResponse(in, out) == true);
assert(out.str() == "HTTP response with \r\nchunks.");
return 0;
}