-/* $Id: filter_log.cpp,v 1.8 2005-10-30 17:13:36 adam Exp $
- Copyright (c) 2005, Index Data.
+/* $Id: filter_log.cpp,v 1.35 2008-02-27 11:08:49 adam Exp $
+ Copyright (c) 2005-2008, Index Data.
-%LICENSE%
- */
+This file is part of Metaproxy.
+Metaproxy is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
-#include "config.hpp"
+Metaproxy is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with Metaproxy; see the file LICENSE. If not, write to the
+Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.
+ */
-#include "filter.hpp"
-#include "router.hpp"
+#include "filter_log.hpp"
+#include "config.hpp"
#include "package.hpp"
+#include <string>
+#include <sstream>
+#include <iomanip>
+#include <boost/thread/mutex.hpp>
+
+#include "gduutil.hpp"
#include "util.hpp"
-#include "filter_log.hpp"
+#include "xmlutil.hpp"
#include <yaz/zgdu.h>
+#include <yaz/wrbuf.h>
#include <yaz/log.h>
+#include <yaz/querytowrbuf.h>
+#include <yaz/timing.h>
+#include <stdio.h>
+#include <time.h>
+
+namespace mp = metaproxy_1;
+namespace yf = metaproxy_1::filter;
+
+namespace metaproxy_1 {
+ namespace filter {
+ class Log::Impl {
+ public:
+ class LFile;
+ typedef boost::shared_ptr<Log::Impl::LFile> LFilePtr;
+ public:
+ //Impl();
+ Impl(const std::string &x = "-");
+ ~Impl();
+ void process(metaproxy_1::Package & package);
+ void configure(const xmlNode * ptr);
+ private:
+ void openfile(const std::string &fname);
+ // needs to be static to be called by C pointer-to-function-syntax
+ static void stream_write(ODR o, void *handle, int type,
+ const char *buf, int len);
+ // needs to be static to be called by C pointer-to-function-syntax
+ static void option_write(const char *name, void *handle);
+ private:
+ std::string m_msg_config;
+ bool m_access;
+ bool m_user_access;
+ bool m_req_apdu;
+ bool m_res_apdu;
+ bool m_req_session;
+ bool m_res_session;
+ bool m_init_options;
+ LFilePtr m_file;
+ std::string m_time_format;
+ // Only used during confiqgure stage (no threading),
+ // for performance avoid opening files which other log filter
+ // instances already have opened
+ static std::list<LFilePtr> filter_log_files;
+
+ boost::mutex m_session_mutex;
+ std::map<mp::Session, std::string> m_sessions;
+ };
+
+ class Log::Impl::LFile {
+ public:
+ boost::mutex m_mutex;
+ std::string m_fname;
+ FILE *fhandle;
+ ~LFile();
+ LFile(std::string fname);
+ LFile(std::string fname, FILE *outf);
+ void log(const std::string &date_format,
+ std::ostringstream &os);
+ void flush();
+ };
+
+ }
+}
+
+// define Pimpl wrapper forwarding to Impl
+
+yf::Log::Log() : m_p(new Impl)
+{
+}
+
+yf::Log::Log(const std::string &x) : m_p(new Impl(x))
+{
+}
-#include <boost/date_time/posix_time/posix_time.hpp>
-#include <iostream>
+yf::Log::~Log()
+{ // must have a destructor because of boost::scoped_ptr
+}
+void yf::Log::configure(const xmlNode *xmlnode, bool test_only)
+{
+ m_p->configure(xmlnode);
+}
-yp2::filter::Log::Log() {}
-yp2::filter::Log::Log(const std::string &msg) : m_msg(msg) {}
+void yf::Log::process(mp::Package &package) const
+{
+ m_p->process(package);
+}
-void yp2::filter::Log::process(Package &package) const {
- Z_GDU *gdu;
+// static initialization
+std::list<yf::Log::Impl::LFilePtr> yf::Log::Impl::filter_log_files;
- // getting timestamp for receiving of package
- boost::posix_time::ptime receive_time
- = boost::posix_time::microsec_clock::local_time();
- // scope for locking Ostream
- {
- boost::mutex::scoped_lock scoped_lock(m_log_mutex);
- std::cout << receive_time << " " << m_msg;
- std::cout << " request id=" << package.session().id();
- std::cout << " close="
- << (package.session().is_closed() ? "yes" : "no")
- << "\n";
- gdu = package.request().get();
- if (gdu)
- {
- yp2::odr odr(ODR_PRINT);
- z_GDU(odr, &gdu, 0, 0);
+yf::Log::Impl::Impl(const std::string &x)
+ : m_msg_config(x),
+ m_access(true),
+ m_user_access(false),
+ m_req_apdu(false),
+ m_res_apdu(false),
+ m_req_session(false),
+ m_res_session(false),
+ m_init_options(false),
+ m_time_format("%H:%M:%S-%d/%m")
+{
+ openfile("");
+}
+
+
+yf::Log::Impl::~Impl()
+{
+}
+
+
+void yf::Log::Impl::configure(const xmlNode *ptr)
+{
+ for (ptr = ptr->children; ptr; ptr = ptr->next)
+ {
+ if (ptr->type != XML_ELEMENT_NODE)
+ continue;
+ if (!strcmp((const char *) ptr->name, "message"))
+ m_msg_config = mp::xml::get_text(ptr);
+ else if (!strcmp((const char *) ptr->name, "filename"))
+ {
+ std::string fname = mp::xml::get_text(ptr);
+ openfile(fname);
+ }
+ else if (!strcmp((const char *) ptr->name, "time-format"))
+ {
+ m_time_format = mp::xml::get_text(ptr);
+ }
+ else if (!strcmp((const char *) ptr->name, "category"))
+ {
+ const struct _xmlAttr *attr;
+ for (attr = ptr->properties; attr; attr = attr->next)
+ {
+ if (!strcmp((const char *) attr->name, "access"))
+ m_access = mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name, "user-access"))
+ m_user_access = mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name, "request-apdu"))
+ m_req_apdu = mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name, "response-apdu"))
+ m_res_apdu = mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name, "apdu"))
+ {
+ m_req_apdu = mp::xml::get_bool(attr->children, true);
+ m_res_apdu = m_req_apdu;
+ }
+ else if (!strcmp((const char *) attr->name,
+ "request-session"))
+ m_req_session =
+ mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name,
+ "response-session"))
+ m_res_session =
+ mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name,
+ "session"))
+ {
+ m_req_session =
+ mp::xml::get_bool(attr->children, true);
+ m_res_session = m_req_session;
+ }
+ else if (!strcmp((const char *) attr->name,
+ "init-options"))
+ m_init_options =
+ mp::xml::get_bool(attr->children, true);
+ else if (!strcmp((const char *) attr->name,
+ "init-options"))
+ m_init_options =
+ mp::xml::get_bool(attr->children, true);
+ else
+ throw mp::filter::FilterException(
+ "Bad attribute " + std::string((const char *)
+ attr->name));
+ }
+ }
+ else
+ {
+ throw mp::filter::FilterException("Bad element "
+ + std::string((const char *)
+ ptr->name));
}
}
+}
+
+void yf::Log::Impl::process(mp::Package &package)
+{
+ Z_GDU *gdu = package.request().get();
+ std::string user("-");
+
+ yaz_timing_t timer = yaz_timing_create();
+
+ // scope for session lock
+ {
+ boost::mutex::scoped_lock scoped_lock(m_session_mutex);
+
+ if (gdu && gdu->which == Z_GDU_Z3950)
+ {
+ Z_APDU *apdu_req = gdu->u.z3950;
+ if (apdu_req->which == Z_APDU_initRequest)
+ {
+ Z_InitRequest *req = apdu_req->u.initRequest;
+ Z_IdAuthentication *a = req->idAuthentication;
+ if (a)
+ {
+ if (a->which == Z_IdAuthentication_idPass)
+ user = a->u.idPass->userId;
+ else if (a->which == Z_IdAuthentication_open)
+ user = a->u.open;
+
+ m_sessions[package.session()] = user;
+ }
+ }
+ }
+ std::map<mp::Session,std::string>::iterator it =
+ m_sessions.find(package.session());
+ if (it != m_sessions.end())
+ user = it->second;
+
+ if (package.session().is_closed())
+ m_sessions.erase(package.session());
+ }
+ // scope for locking Ostream
+ {
+ boost::mutex::scoped_lock scoped_lock(m_file->m_mutex);
+
+ if (m_access)
+ {
+ if (gdu)
+ {
+ std::ostringstream os;
+ os << m_msg_config << " "
+ << package << " "
+ << "0.000000" << " "
+ << *gdu;
+ m_file->log(m_time_format, os);
+ }
+ }
+
+ if (m_user_access)
+ {
+ if (gdu)
+ {
+ std::ostringstream os;
+ os << m_msg_config << " " << user << " "
+ << package << " "
+ << "0.000000" << " "
+ << *gdu;
+ m_file->log(m_time_format, os);
+ }
+ }
+
+ if (m_req_session)
+ {
+ std::ostringstream os;
+ os << m_msg_config;
+ os << " request id=" << package.session().id();
+ os << " close="
+ << (package.session().is_closed() ? "yes" : "no");
+ m_file->log(m_time_format, os);
+ }
+ if (m_init_options)
+ {
+ if (gdu && gdu->which == Z_GDU_Z3950 &&
+ gdu->u.z3950->which == Z_APDU_initRequest)
+ {
+ std::ostringstream os;
+ os << m_msg_config << " init options:";
+ yaz_init_opt_decode(gdu->u.z3950->u.initRequest->options,
+ option_write, &os);
+ m_file->log(m_time_format, os);
+ }
+ }
+
+ if (m_req_apdu)
+ {
+ if (gdu)
+ {
+ mp::odr odr(ODR_PRINT);
+ odr_set_stream(odr, m_file->fhandle, stream_write, 0);
+ z_GDU(odr, &gdu, 0, 0);
+ }
+ }
+ }
+
// unlocked during move
package.move();
- // getting timestamp for sending of package
- boost::posix_time::ptime send_time
- = boost::posix_time::microsec_clock::local_time();
+ gdu = package.response().get();
- boost::posix_time::time_duration duration = send_time - receive_time;
+ yaz_timing_stop(timer);
+ double duration = yaz_timing_get_real(timer);
// scope for locking Ostream
{
- boost::mutex::scoped_lock scoped_lock(m_log_mutex);
- std::cout << send_time << " " << m_msg;
- std::cout << " response id=" << package.session().id();
- std::cout << " close="
- << (package.session().is_closed() ? "yes " : "no ")
- << "duration=" << duration
- << "\n";
- //<< "duration=" << duration.total_seconds()
- // << "." << duration.fractional_seconds()
- // << "\n";
- gdu = package.response().get();
- if (gdu)
- {
- yp2::odr odr(ODR_PRINT);
- z_GDU(odr, &gdu, 0, 0);
+ boost::mutex::scoped_lock scoped_lock(m_file->m_mutex);
+
+ if (m_access)
+ {
+ if (gdu)
+ {
+ std::ostringstream os;
+ os << m_msg_config << " "
+ << package << " "
+ << std::fixed << std::setprecision (6) << duration
+ << " "
+ << *gdu;
+ m_file->log(m_time_format, os);
+ }
+ }
+ if (m_user_access)
+ {
+ if (gdu)
+ {
+ std::ostringstream os;
+ os << m_msg_config << " " << user << " "
+ << package << " "
+ << std::fixed << std::setprecision (6) << duration << " "
+ << *gdu;
+ m_file->log(m_time_format, os);
+ }
+ }
+
+ if (m_res_session)
+ {
+ std::ostringstream os;
+ os << m_msg_config;
+ os << " response id=" << package.session().id();
+ os << " close="
+ << (package.session().is_closed() ? "yes " : "no ")
+ << "duration="
+ << std::fixed << std::setprecision (6) << duration;
+ m_file->log(m_time_format, os);
+ }
+
+ if (m_init_options)
+ {
+ if (gdu && gdu->which == Z_GDU_Z3950 &&
+ gdu->u.z3950->which == Z_APDU_initResponse)
+ {
+ std::ostringstream os;
+ os << m_msg_config;
+ os << " init options:";
+ yaz_init_opt_decode(gdu->u.z3950->u.initResponse->options,
+ option_write, &os);
+ m_file->log(m_time_format, os);
+ }
+ }
+
+ if (m_res_apdu)
+ {
+ if (gdu)
+ {
+ mp::odr odr(ODR_PRINT);
+ odr_set_stream(odr, m_file->fhandle, stream_write, 0);
+ z_GDU(odr, &gdu, 0, 0);
+ }
}
}
+ m_file->flush();
+ yaz_timing_destroy(&timer);
}
-// defining and initializing static members
-boost::mutex yp2::filter::Log::m_log_mutex;
+
+void yf::Log::Impl::openfile(const std::string &fname)
+{
+ std::list<LFilePtr>::const_iterator it
+ = filter_log_files.begin();
+ for (; it != filter_log_files.end(); it++)
+ {
+ if ((*it)->m_fname == fname)
+ {
+ m_file = *it;
+ return;
+ }
+ }
+ LFilePtr newfile(new LFile(fname));
+ filter_log_files.push_back(newfile);
+ m_file = newfile;
+}
+
+
+void yf::Log::Impl::stream_write(ODR o, void *handle, int type, const char *buf, int len)
+{
+ FILE *f = (FILE*) handle;
+ fwrite(buf, len, 1, f ? f : yaz_log_file());
+}
+
+void yf::Log::Impl::option_write(const char *name, void *handle)
+{
+ std::ostringstream *os = (std::ostringstream *) handle;
+ *os << " " << name;
+}
+
+
+yf::Log::Impl::LFile::LFile(std::string fname) :
+ m_fname(fname)
+
+{
+ if (fname.c_str())
+ fhandle = fopen(fname.c_str(), "a");
+ else
+ fhandle = 0;
+}
+
+yf::Log::Impl::LFile::~LFile()
+{
+}
+
+void yf::Log::Impl::LFile::log(const std::string &date_format,
+ std::ostringstream &os)
+{
+ if (fhandle)
+ {
+ char datestr[80];
+ time_t ti = time(0);
+#if HAVE_LOCALTIME_R
+ struct tm tm0, *tm = &tm0;
+ localtime_r(&ti, tm);
+#else
+ struct tm *tm = localtime(&ti);
+#endif
+ if (strftime(datestr, sizeof(datestr)-1, date_format.c_str(), tm))
+ {
+ fputs(datestr, fhandle);
+ fputs(" ", fhandle);
+ }
+ fputs(os.str().c_str(), fhandle);
+ fputc('\n', fhandle);
+ }
+ else
+ yaz_log(YLOG_LOG, "%s", os.str().c_str());
+}
+
+void yf::Log::Impl::LFile::flush()
+{
+ if (fhandle)
+ fflush(fhandle);
+}
+
+static mp::filter::Base* filter_creator()
+{
+ return new mp::filter::Log;
+}
+
+extern "C" {
+ struct metaproxy_1_filter_struct metaproxy_1_filter_log = {
+ 0,
+ "log",
+ filter_creator
+ };
+}
/*
* Local variables: