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/*
*
* kPPP: A pppd front end for the KDE project
*
* $Id$
*
* (c) 1998 Mario Weilguni <mweilguni@kde.org>
*
* Copyright (C) 1997 Bernd Johannes Wuebben
* wuebben@math.cornell.edu
*
* based on EzPPP:
* Copyright (C) 1997 Jay Painter
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
*/
#include <qlabel.h>
#include <qdir.h>
#include <qpushbutton.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <sys/stat.h>
#include <qdialog.h>
#include <qregexp.h>
#include <qmultilineedit.h>
#include <qlayout.h>
#include <kbuttonbox.h>
#include <kmessagebox.h>
#include "pppdata.h"
#include "requester.h"
#include <klocale.h>
int PPPL_MakeLog(QStringList &list) {
int pid = -1, newpid;
char buffer[1024], *p;
const char *pidp;
int fd;
fd = Requester::rq->openSysLog();
if(fd < 0) {
list.append(i18n("Cannot open any of the following logfiles:"));
const char * const * logFile = &kppp_syslog[0];
while(*logFile) {
list.append(*logFile);
logFile++;
}
return 1;
}
FILE *f = fdopen(fd, "r");
while(fgets(buffer, sizeof(buffer), f) != 0) {
// pppd line ?
p = (char *)strstr(buffer, "pppd[");
if(p == 0)
continue;
pidp = p += strlen("pppd[");
while(*p && isdigit(*p))
p++;
if(*p != ']')
continue;
/* find out pid of pppd */
sscanf(pidp, "%d", &newpid);
if(newpid != pid) {
pid = newpid;
list.clear();
}
if(buffer[strlen(buffer)-1] == '\n')
buffer[strlen(buffer)-1] = '\0';
list.append(buffer);
}
close(fd);
if(list.isEmpty())
return 2;
/* clear security related info */
const char *keyword[] = {"name = \"",
"user=\"",
"password=\"",
0};
for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
{
QCString tmp = (*it).local8Bit();
for(int j = 0; keyword[j] != 0; j++) {
char *p;
if( (p = (char *)strstr(tmp.data(), keyword[j])) != 0) {
p += strlen(keyword[j]);
while(*p && *p != '"')
*p++ = 'X';
}
}
}
return 0;
}
void PPPL_AnalyseLog(QStringList &list, QStringList &result) {
QString msg;
const char *rmsg = "Remote message: ";
result.clear();
// setup the analysis database
struct {
const char *regexp;
const char *answer;
} hints[] = {
{"Receive serial link is not 8-bit clean",
I18N_NOOP("You have launched pppd before the remote server " \
"was ready to establish a PPP connection.\n"
"Please use the terminal-based login to verify") },
{"Serial line is looped back",
I18N_NOOP("You haven't started the PPP software on the peer system.") },
{"AP authentication failed",
I18N_NOOP("Check that you supplied the correct username and password.")} ,
{"is locked by pid",
I18N_NOOP("You shouldn't pass 'lock' as an argument to pppd. "
"Check /etc/ppp/options and ~/.ppprc") },
{"CP: timeout sending",
I18N_NOOP("The remote system does not seem to answer to\n"
"configuration request. Contact your provider.") },
{"unrecognized option",
I18N_NOOP("You have passed an invalid option to pppd. See 'man pppd' "
"for a complete list of valid arguments.") },
// terminator
{0,0}
};
// scan the log for keywords and try to offer any help
for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
{
// look for remote message
int pos = (*it).find(rmsg);
if (pos != -1)
{
QString str = (*it);
str.remove(0, pos + strlen(rmsg));
if(!str.isEmpty()) {
msg = i18n("Notice that the remote system has sent the following"
" message:\n\"%1\"\nThis may give you a hint why the"
" the connection has failed.").arg(str);
result.append(msg);
}
}
// check in the hint database
for(uint k = 0; hints[k].regexp != 0; k++) {
QRegExp rx(hints[k].regexp);
QString l(*it);
if(l.contains(rx)) {
result.append(i18n(hints[k].answer));
break;
}
}
}
if (result.isEmpty())
{
result.append(i18n("Unable to provide help."));
result.append("Please refer to /usr/share/doc/kppp/README.Debian for more information.");
}
}
void PPPL_ShowLog() {
QStringList sl, result;
PPPL_MakeLog(sl);
bool foundConnect = false;
bool foundLCP = gpppdata.getPPPDebug();
QString lcp = QString::fromLatin1("[LCP");
QString conn = QString::fromLatin1("Connect:");
QStringList::ConstIterator it = sl.begin();
for( ; it != sl.end(); it++) {
if((*it).find(lcp) >= 0) {
foundLCP = true;
break;
}
if((*it).find(conn) >= 0)
foundConnect = true;
}
if(foundConnect && !foundLCP) {
int result = KMessageBox::warningYesNo(0,
i18n("KPPP could not prepare a PPP log. It's very likely "
"that pppd was started without the \"debug\" option.\n"
"Without this option it's difficult to find out PPP "
"problems, so you should turn on the debug option.\n"
"Shall I turn it on now?"), QString::null, i18n("Restart pppd"), i18n("Do Not Restart"));
if(result == KMessageBox::Yes) {
gpppdata.setPPPDebug(TRUE);
KMessageBox::information(0,
i18n("The \"debug\" option has been added. You "
"should now try to reconnect. If that fails "
"again, you will get a PPP log that may help "
"you to track down the connection problem."));
// return;
}
// return;
}
PPPL_AnalyseLog(sl, result);
QDialog *dlg = new QDialog(0, "", TRUE);
dlg->setCaption(i18n("PPP Log"));
QVBoxLayout *tl = new QVBoxLayout(dlg, 10, 10);
QMultiLineEdit *edit = new QMultiLineEdit(dlg);
edit->setReadOnly(TRUE);
QLabel *label = new QLabel(i18n("kppp's diagnosis (just guessing):"), dlg);
QMultiLineEdit *diagnosis = new QMultiLineEdit(dlg);
diagnosis->setReadOnly(TRUE);
KButtonBox *bbox = new KButtonBox(dlg);
bbox->addStretch(1);
QPushButton *write = bbox->addButton(i18n("Write to File"));
QPushButton *close = bbox->addButton(KStdGuiItem::close());
bbox->layout();
edit->setMinimumSize(600, 250);
label->setMinimumSize(600, 15);
diagnosis->setMinimumSize(600, 60);
tl->addWidget(edit, 1);
tl->addWidget(label);
tl->addWidget(diagnosis, 1);
tl->addWidget(bbox);
dlg->setFixedSize(dlg->sizeHint());
for(uint i = 0; i < sl.count(); i++)
edit->append(*sl.at(i));
for(uint i = 0; i < result.count(); i++)
diagnosis->append(*result.at(i));
dlg->connect(close, SIGNAL(clicked()),
dlg, SLOT(reject()));
dlg->connect(write, SIGNAL(clicked()),
dlg, SLOT(accept()));
if(dlg->exec()) {
QDir d = QDir::home();
QString s = d.absPath() + "/PPP-logfile";
int old_umask = umask(0077);
FILE *f = fopen(QFile::encodeName(s), "w");
for(uint i = 0; i < sl.count(); i++)
fprintf(f, "%s\n", (*sl.at(i)).local8Bit().data());
fclose(f);
umask(old_umask);
QString msg = i18n("The PPP log has been saved\nas \"%1\"!\n\nIf you want to send a bug report, or have\nproblems connecting to the Internet, please\nattach this file. It will help the maintainers\nto find the bug and to improve KPPP").arg(s);
KMessageBox::information(0, msg);
}
delete dlg;
}
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