-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
- * the file COPYING for details.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include <sqlite3.h>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-
#include "m_sqlv2.h"
/* $ModDesc: sqlite3 provider */
class SQLConn;
class SQLite3Result;
class ResultNotifier;
+class SQLiteListener;
+class ModuleSQLite3;
typedef std::map<std::string, SQLConn*> ConnMap;
typedef std::deque<classbase*> paramlist;
typedef std::deque<SQLite3Result*> ResultQueue;
-ResultNotifier* resultnotify = NULL;
+unsigned long count(const char * const str, char a)
+{
+ unsigned long n = 0;
+ for (const char *p = reinterpret_cast<const char *>(str); *p; ++p)
+ {
+ if (*p == '?')
+ ++n;
+ }
+ return n;
+}
+ResultNotifier* notifier = NULL;
+SQLiteListener* listener = NULL;
+int QueueFD = -1;
class ResultNotifier : public BufferedSocket
{
- Module* mod;
- insp_sockaddr sock_us;
+ ModuleSQLite3* mod;
+
+ public:
+ ResultNotifier(ModuleSQLite3* m, InspIRCd* SI, int newfd, char* ip) : BufferedSocket(SI, newfd, ip), mod(m)
+ {
+ }
+
+ virtual bool OnDataReady()
+ {
+ char data = 0;
+ if (ServerInstance->SE->Recv(this, &data, 1, 0) > 0)
+ {
+ Dispatch();
+ return true;
+ }
+ return false;
+ }
+
+ void Dispatch();
+};
+
+class SQLiteListener : public ListenSocketBase
+{
+ ModuleSQLite3* Parent;
+ irc::sockets::insp_sockaddr sock_us;
socklen_t uslen;
+ FileReader* index;
public:
- /* Create a socket on a random port. Let the tcp stack allocate us an available port */
-#ifdef IPV6
- ResultNotifier(InspIRCd* SI, Module* m) : BufferedSocket(SI, "::1", 0, true, 3000), mod(m)
-#else
- ResultNotifier(InspIRCd* SI, Module* m) : BufferedSocket(SI, "127.0.0.1", 0, true, 3000), mod(m)
-#endif
+ SQLiteListener(ModuleSQLite3* P, InspIRCd* Instance, int port, const std::string &addr) : ListenSocketBase(Instance, port, addr), Parent(P)
{
uslen = sizeof(sock_us);
if (getsockname(this->fd,(sockaddr*)&sock_us,&uslen))
{
- throw ModuleException("Could not create random listening port on localhost");
+ throw ModuleException("Could not getsockname() to find out port number for ITC port");
}
}
- ResultNotifier(InspIRCd* SI, Module* m, int newfd, char* ip) : BufferedSocket(SI, newfd, ip), mod(m)
+ virtual void OnAcceptReady(const std::string &ipconnectedto, int nfd, const std::string &incomingip)
{
+ new ResultNotifier(this->Parent, this->ServerInstance, nfd, (char *)ipconnectedto.c_str()); // XXX unsafe casts suck
}
/* Using getsockname and ntohs, we can determine which port number we were allocated */
return ntohs(sock_us.sin_port);
#endif
}
-
- virtual int OnIncomingConnection(int newsock, char* ip)
- {
- Dispatch();
- return false;
- }
-
- void Dispatch();
};
-
class SQLite3Result : public SQLresult
{
- private:
+ private:
int currentrow;
int rows;
int cols;
SQLfieldList* fieldlist;
SQLfieldMap* fieldmap;
- public:
+ public:
SQLite3Result(Module* self, Module* to, unsigned int rid)
: SQLresult(self, to, rid), currentrow(0), rows(0), cols(0), fieldlist(NULL), fieldmap(NULL)
{
class SQLConn : public classbase
{
- private:
+ private:
ResultQueue results;
- InspIRCd* Instance;
+ InspIRCd* ServerInstance;
Module* mod;
SQLhost host;
sqlite3* conn;
- public:
+ public:
SQLConn(InspIRCd* SI, Module* m, const SQLhost& hi)
- : Instance(SI), mod(m), host(hi)
+ : ServerInstance(SI), mod(m), host(hi)
{
if (OpenDB() != SQLITE_OK)
{
- Instance->Logs->Log("m_sqlite3",DEFAULT, "WARNING: Could not open DB with id: " + host.id);
+ ServerInstance->Logs->Log("m_sqlite3",DEFAULT, "WARNING: Could not open DB with id: " + host.id);
CloseDB();
}
}
char* queryend;
/* Total length of the unescaped parameters */
- unsigned long paramlen;
+ unsigned long maxparamlen, paramcount;
- /* Total length of query, used for binary-safety in mysql_real_query */
- unsigned long querylength = 0;
+ /* The length of the longest parameter */
+ maxparamlen = 0;
- paramlen = 0;
for(ParamL::iterator i = req.query.p.begin(); i != req.query.p.end(); i++)
{
- paramlen += i->size();
+ if (i->size() > maxparamlen)
+ maxparamlen = i->size();
}
+ /* How many params are there in the query? */
+ paramcount = count(req.query.q.c_str(), '?');
+
+ /* This stores copy of params to be inserted with using numbered params 1;3B*/
+ ParamL paramscopy(req.query.p);
+
/* To avoid a lot of allocations, allocate enough memory for the biggest the escaped query could possibly be.
- * sizeofquery + (totalparamlength*2) + 1
+ * sizeofquery + (maxtotalparamlength*2) + 1
*
- * The +1 is for null-terminating the string for mysql_real_escape_string
+ * The +1 is for null-terminating the string
*/
- query = new char[req.query.q.length() + (paramlen*2) + 1];
+
+ query = new char[req.query.q.length() + (maxparamlen*paramcount*2) + 1];
queryend = query;
for(unsigned long i = 0; i < req.query.q.length(); i++)
{
if(req.query.q[i] == '?')
{
- if(req.query.p.size())
+ /* We found a place to substitute..what fun.
+ * use sqlite calls to escape and write the
+ * escaped string onto the end of our query buffer,
+ * then we "just" need to make sure queryend is
+ * pointing at the right place.
+ */
+
+ /* Is it numbered parameter?
+ */
+
+ bool numbered;
+ numbered = false;
+
+ /* Numbered parameter number :|
+ */
+ unsigned int paramnum;
+ paramnum = 0;
+
+ /* Let's check if it's a numbered param. And also calculate it's number.
+ */
+
+ while ((i < req.query.q.length() - 1) && (req.query.q[i+1] >= '0') && (req.query.q[i+1] <= '9'))
+ {
+ numbered = true;
+ ++i;
+ paramnum = paramnum * 10 + req.query.q[i] - '0';
+ }
+
+ if (paramnum > paramscopy.size() - 1)
+ {
+ /* index is out of range!
+ */
+ numbered = false;
+ }
+
+
+ if (numbered)
+ {
+ char* escaped;
+ escaped = sqlite3_mprintf("%q", paramscopy[paramnum].c_str());
+ for (char* n = escaped; *n; n++)
+ {
+ *queryend = *n;
+ queryend++;
+ }
+ sqlite3_free(escaped);
+ }
+ else if (req.query.p.size())
{
char* escaped;
escaped = sqlite3_mprintf("%q", req.query.p.front().c_str());
*queryend = req.query.q[i];
queryend++;
}
- querylength++;
}
*queryend = 0;
req.query.q = query;
sqlite3_free(errmsg);
delete[] query;
delete res;
- return SQLerror(QSEND_FAIL, error);
+ return SQLerror(SQL_QSEND_FAIL, error);
}
delete[] query;
int OpenDB()
{
- return sqlite3_open(host.host.c_str(), &conn);
+ return sqlite3_open_v2(host.host.c_str(), &conn, SQLITE_OPEN_READWRITE, 0);
}
void CloseDB()
void SendNotify()
{
- int QueueFD;
- if ((QueueFD = socket(AF_FAMILY, SOCK_STREAM, 0)) == -1)
+ if (QueueFD < 0)
{
- /* crap, we're out of sockets... */
- return;
- }
+ if ((QueueFD = socket(AF_FAMILY, SOCK_STREAM, 0)) == -1)
+ {
+ /* crap, we're out of sockets... */
+ return;
+ }
- insp_sockaddr addr;
+ irc::sockets::insp_sockaddr addr;
#ifdef IPV6
- insp_aton("::1", &addr.sin6_addr);
- addr.sin6_family = AF_FAMILY;
- addr.sin6_port = htons(resultnotify->GetPort());
+ irc::sockets::insp_aton("::1", &addr.sin6_addr);
+ addr.sin6_family = AF_FAMILY;
+ addr.sin6_port = htons(listener->GetPort());
#else
- insp_inaddr ia;
- insp_aton("127.0.0.1", &ia);
- addr.sin_family = AF_FAMILY;
- addr.sin_addr = ia;
- addr.sin_port = htons(resultnotify->GetPort());
+ irc::sockets::insp_inaddr ia;
+ irc::sockets::insp_aton("127.0.0.1", &ia);
+ addr.sin_family = AF_FAMILY;
+ addr.sin_addr = ia;
+ addr.sin_port = htons(listener->GetPort());
#endif
- if (connect(QueueFD, (sockaddr*)&addr,sizeof(addr)) == -1)
- {
- /* wtf, we cant connect to it, but we just created it! */
- return;
+ if (connect(QueueFD, (sockaddr*)&addr,sizeof(addr)) == -1)
+ {
+ /* wtf, we cant connect to it, but we just created it! */
+ return;
+ }
}
+ char id = 0;
+ send(QueueFD, &id, 1, 0);
}
};
class ModuleSQLite3 : public Module
{
- private:
+ private:
ConnMap connections;
unsigned long currid;
- public:
+ public:
ModuleSQLite3(InspIRCd* Me)
- : Module::Module(Me), currid(0)
+ : Module(Me), currid(0)
{
ServerInstance->Modules->UseInterface("SQLutils");
throw ModuleException("m_sqlite3: Unable to publish feature 'SQL'");
}
- resultnotify = new ResultNotifier(ServerInstance, this);
+ /* Create a socket on a random port. Let the tcp stack allocate us an available port */
+#ifdef IPV6
+ listener = new SQLiteListener(this, ServerInstance, 0, "::1");
+#else
+ listener = new SQLiteListener(this, ServerInstance, 0, "127.0.0.1");
+#endif
+
+ if (listener->GetFd() == -1)
+ {
+ ServerInstance->Modules->DoneWithInterface("SQLutils");
+ throw ModuleException("m_sqlite3: unable to create ITC pipe");
+ }
+ else
+ {
+ ServerInstance->Logs->Log("m_sqlite3", DEBUG, "SQLite: Interthread comms port is %d", listener->GetPort());
+ }
ReadConf();
{
ClearQueue();
ClearAllConnections();
- resultnotify->SetFd(-1);
- resultnotify->state = I_ERROR;
- resultnotify->OnError(I_ERR_SOCKET);
- resultnotify->ClosePending = true;
- delete resultnotify;
+
+ ServerInstance->SE->DelFd(listener);
+ ServerInstance->BufferedSocketCull();
+
+ if (QueueFD >= 0)
+ {
+ shutdown(QueueFD, 2);
+ close(QueueFD);
+ }
+
+ if (notifier)
+ {
+ ServerInstance->SE->DelFd(notifier);
+ notifier->Close();
+ ServerInstance->BufferedSocketCull();
+ }
+
ServerInstance->Modules->UnpublishInterface("SQL", this);
ServerInstance->Modules->UnpublishFeature("SQL");
ServerInstance->Modules->DoneWithInterface("SQLutils");
}
}
- virtual void OnRehash(User* user, const std::string ¶meter)
+ virtual void OnRehash(User* user)
{
ReadConf();
}
}
else
{
- req->error.Id(BAD_DBID);
+ req->error.Id(SQL_BAD_DBID);
return NULL;
}
}
virtual Version GetVersion()
{
- return Version(1,2,0,0,VF_VENDOR|VF_SERVICEPROVIDER,API_VERSION);
+ return Version("$Id$", VF_VENDOR | VF_SERVICEPROVIDER, API_VERSION);
}
};
void ResultNotifier::Dispatch()
{
- ((ModuleSQLite3*)mod)->SendQueue();
+ mod->SendQueue();
}
MODULE_INIT(ModuleSQLite3)
-