| -rw-r--r-- | noncore/settings/aqpkg/ipkg.cpp | 22 | ||||
| -rw-r--r-- | noncore/settings/aqpkg/ipkg.h | 2 |
2 files changed, 24 insertions, 0 deletions
diff --git a/noncore/settings/aqpkg/ipkg.cpp b/noncore/settings/aqpkg/ipkg.cpp index 407abe9..7afe04f 100644 --- a/noncore/settings/aqpkg/ipkg.cpp +++ b/noncore/settings/aqpkg/ipkg.cpp @@ -1,525 +1,547 @@ /*************************************************************************** ipkg.cpp - description ------------------- begin : Sat Aug 31 2002 copyright : (C) 2002 by Andy Qua email : andy.qua@blueyonder.co.uk ***************************************************************************/ /*************************************************************************** * * * This program 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 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ #include <fstream> #include <iostream> #include <vector> using namespace std; #include <stdio.h> #include <unistd.h> #ifdef QWS #include <qpe/qpeapplication.h> #else #include <qapplication.h> #endif #include <qdir.h> #include <qtextstream.h> #include <opie/oprocess.h> #include "utils.h" #include "ipkg.h" #include "global.h" Ipkg :: Ipkg() { + proc = 0; } Ipkg :: ~Ipkg() { } // Option is what we are going to do - install, upgrade, download, reinstall // package is the package name to install - either a fully qualified path and ipk // file (if stored locally) or just the name of the package (for a network package) // packageName is the package name - (for a network package this will be the same as // package parameter) // dest is the destination alias (from ipk.conf) // destDir is the dir that the destination alias points to (used to link to root) // flags is the ipkg options flags // dir is the directory to run ipkg in (defaults to "") bool Ipkg :: runIpkg( ) { bool ret = false; QStringList commands; QDir::setCurrent( "/tmp" ); if ( runtimeDir != "" ) { commands << "cd "; commands << runtimeDir; commands << ";"; } commands << "ipkg" << "-force-defaults"; // only set the destination for an install operation if ( option == "install" ) commands << "-dest" << destination; if ( option != "update" && option != "download" ) { if ( flags & FORCE_DEPENDS ) commands << "-force-depends"; if ( flags & FORCE_REINSTALL ) commands << "-force-reinstall"; if ( flags & FORCE_REMOVE ) commands << "-force-removal-of-essential-packages"; if ( flags & FORCE_OVERWRITE ) commands << "-force-overwrite"; if ( flags & VERBOSE_WGET ) commands << "-verbose_wget"; // Handle make links // Rules - If make links is switched on, create links to root // if destDir is NOT / if ( flags & MAKE_LINKS ) { // If destDir == / turn off make links as package is being insalled // to root already. if ( destDir == "/" ) flags ^= MAKE_LINKS; } } #ifdef X86 commands << "-f"; commands << IPKG_CONF; #endif if ( option == "reinstall" ) commands << "install"; else commands << option; if ( package != "" ) commands << package; if ( package != "" ) emit outputText( QString( "Dealing with package " ) + package ); qApp->processEvents(); // If we are removing packages and make links option is selected // create the links if ( option == "remove" || option == "reinstall" ) { createLinks = false; if ( flags & MAKE_LINKS ) { emit outputText( QString( "Removing symbolic links...\n" ) ); linkPackage( Utils::getPackageNameFromIpkFilename( package ), destination, destDir ); emit outputText( QString( " " ) ); } } // Execute command dependantPackages = new QList<QString>; dependantPackages->setAutoDelete( true ); ret = executeIpkgCommand( commands, option ); + if ( aborted ) + return false; + if ( option == "install" || option == "reinstall" ) { // If we are not removing packages and make links option is selected // create the links createLinks = true; if ( flags & MAKE_LINKS ) { emit outputText( " " ); emit outputText( QString( "Creating symbolic links for " )+ package ); linkPackage( Utils::getPackageNameFromIpkFilename( package ), destination, destDir ); // link dependant packages that were installed with this release QString *pkg; for ( pkg = dependantPackages->first(); pkg != 0; pkg = dependantPackages->next() ) { if ( *pkg == package ) continue; emit outputText( " " ); emit outputText( QString( "Creating symbolic links for " )+ (*pkg) ); linkPackage( Utils::getPackageNameFromIpkFilename( *pkg ), destination, destDir ); } } } delete dependantPackages; // Finally, if we are removing a package, remove its entry from the <destdir>/usr/lib/ipkg/status file // to workaround an ipkg bug which stops reinstall to a different location if ( option == "remove" ) removeStatusEntry(); emit outputText( "Finished" ); emit outputText( "" ); return ret; } void Ipkg :: removeStatusEntry() { QString statusFile = destDir; if ( statusFile.right( 1 ) != "/" ) statusFile += "/"; statusFile += "usr/lib/ipkg/status"; QString outStatusFile = statusFile + ".tmp"; emit outputText( "" ); emit outputText( "Removing status entry..." ); emit outputText( QString( "status file - " )+ statusFile ); emit outputText( QString( "package - " )+ package ); ifstream in( statusFile ); ofstream out( outStatusFile ); if ( !in.is_open() ) { emit outputText( QString( "Couldn't open status file - " )+ statusFile ); return; } if ( !out.is_open() ) { emit outputText( QString( "Couldn't create tempory status file - " )+ outStatusFile ); return; } char line[1001]; char k[21]; char v[1001]; QString key; QString value; vector<QString> lines; do { in.getline( line, 1000 ); if ( in.eof() ) continue; k[0] = '\0'; v[0] = '\0'; sscanf( line, "%[^:]: %[^\n]", k, v ); key = k; value = v; key = key.stripWhiteSpace(); value = value.stripWhiteSpace(); if ( key == "Package" && value == package ) { // Ignore all lines up to next empty do { in.getline( line, 1000 ); if ( in.eof() || QString( line ).stripWhiteSpace() == "" ) continue; } while ( !in.eof() && QString( line ).stripWhiteSpace() != "" ); } lines.push_back( QString( line ) ); // out << line << endl; } while ( !in.eof() ); // Write lines out vector<QString>::iterator it; for ( it = lines.begin() ; it != lines.end() ; ++it ) { cout << "Writing " << (const char *)(*it) << endl; out << (const char *)(*it) << endl; } in.close(); out.close(); // Remove old status file and put tmp stats file in its place remove( statusFile ); rename( outStatusFile, statusFile ); } int Ipkg :: executeIpkgCommand( QStringList &cmd, const QString option ) { + // If one is already running - should never be but just to be safe + if ( proc ) + { + delete proc; + proc = 0; + } + // OK we're gonna use OProcess to run this thing proc = new OProcess(); + aborted = false; + // Connect up our slots connect(proc, SIGNAL(processExited(OProcess *)), this, SLOT( processFinished())); connect(proc, SIGNAL(receivedStdout(OProcess *, char *, int)), this, SLOT(commandStdout(OProcess *, char *, int))); connect(proc, SIGNAL(receivedStderr(OProcess *, char *, int)), this, SLOT(commandStderr(OProcess *, char *, int))); for ( QStringList::Iterator it = cmd.begin(); it != cmd.end(); ++it ) { qDebug( "%s ", (*it).latin1() ); *proc << (*it).latin1(); } cout << endl; // Start the process going finished = false; if(!proc->start(OProcess::NotifyOnExit, OProcess::All)) { emit outputText( QString( "Couldn't start ipkg process" ) ); qDebug( "Couldn't start ipkg process!" ); } // Now wait for it to finish while ( !finished ) qApp->processEvents(); } void Ipkg::commandStdout(OProcess*, char *buffer, int buflen) { qDebug("received stdout %d bytes", buflen); QString lineStr = buffer; if ( lineStr[buflen-1] == '\n' ) buflen --; lineStr = lineStr.left( buflen ); emit outputText( lineStr ); qDebug(lineStr); buffer[0] = '\0'; } void Ipkg::commandStderr(OProcess*, char *buffer, int buflen) { qDebug("received stderrt %d bytes", buflen); QString lineStr = buffer; if ( lineStr[buflen-1] == '\n' ) buflen --; lineStr=lineStr.left( buflen ); emit outputText( lineStr ); buffer[0] = '\0'; } void Ipkg::processFinished() { delete proc; + proc = 0; finished = true; } +void Ipkg :: abort() +{ + if ( proc ) + { + proc->kill(); + aborted = true; + } +} /* int Ipkg :: executeIpkgCommand( QString &cmd, const QString option ) { FILE *fp = NULL; char line[130]; QString lineStr, lineStrOld; int ret = false; fp = popen( (const char *) cmd, "r"); if ( fp == NULL ) { cout << "Couldn't execute " << cmd << "! err = " << fp << endl; QString text; text.sprintf( "Couldn't execute %s! See stdout for error code", (const char *)cmd ); emit outputText( text ); } else { while ( fgets( line, sizeof line, fp) != NULL ) { lineStr = line; lineStr=lineStr.left( lineStr.length()-1 ); if ( lineStr != lineStrOld ) { //See if we're finished if ( option == "install" || option == "reinstall" ) { // Need to keep track of any dependant packages that get installed // so that we can create links to them as necessary if ( lineStr.startsWith( "Installing " ) ) { int start = lineStr.find( " " ) + 1; int end = lineStr.find( " ", start ); QString *package = new QString( lineStr.mid( start, end-start ) ); dependantPackages->append( package ); } } if ( option == "update" ) { if (lineStr.contains("Updated list")) ret = true; } else if ( option == "download" ) { if (lineStr.contains("Downloaded")) ret = true; } else { if (lineStr.contains("Done")) ret = true; } emit outputText( lineStr ); } lineStrOld = lineStr; qApp->processEvents(); } pclose(fp); } return ret; } */ void Ipkg :: linkPackage( const QString &packFileName, const QString &dest, const QString &destDir ) { if ( dest == "root" || dest == "/" ) return; qApp->processEvents(); QStringList *fileList = getList( packFileName, destDir ); qApp->processEvents(); processFileList( fileList, destDir ); delete fileList; } QStringList* Ipkg :: getList( const QString &packageFilename, const QString &destDir ) { QString packageFileDir = destDir+"/usr/lib/ipkg/info/"+packageFilename+".list"; QFile f( packageFileDir ); cout << "Try to open " << packageFileDir << endl; if ( !f.open(IO_ReadOnly) ) { // Couldn't open from dest, try from / cout << "Could not open:" << packageFileDir << endl; f.close(); packageFileDir = "/usr/lib/ipkg/info/"+packageFilename+".list"; f.setName( packageFileDir ); qDebug( "Try to open %s", packageFileDir.latin1() ); if ( ! f.open(IO_ReadOnly) ) { qDebug( "Could not open: %s", packageFileDir.latin1() ); emit outputText( QString( "Could not open :" ) + packageFileDir ); return (QStringList*)0; } } QStringList *fileList = new QStringList(); QTextStream t( &f ); while ( !t.eof() ) *fileList += t.readLine(); f.close(); return fileList; } void Ipkg :: processFileList( const QStringList *fileList, const QString &destDir ) { if ( !fileList || fileList->isEmpty() ) return; QString baseDir = ROOT; if ( createLinks == true ) { for ( uint i=0; i < fileList->count(); i++ ) { processLinkDir( (*fileList)[i], baseDir, destDir ); qApp->processEvents(); } } else { for ( int i = fileList->count()-1; i >= 0 ; i-- ) { processLinkDir( (*fileList)[i], baseDir, destDir ); qApp->processEvents(); } } } void Ipkg :: processLinkDir( const QString &file, const QString &destDir, const QString &baseDir ) { QString sourceFile = baseDir + file; QString linkFile = destDir; if ( file.startsWith( "/" ) && destDir.right( 1 ) == "/" ) { linkFile += file.mid( 1 ); } else { linkFile += file; } QString text; if ( createLinks ) { // If this file is a directory (ends with a /) and it doesn't exist, // we need to create it if ( file.right(1) == "/" ) { QFileInfo f( linkFile ); if ( !f.exists() ) { emit outputText( QString( "Creating directory " ) + linkFile ); QDir d; d.mkdir( linkFile, true ); } else emit outputText( QString( "Directory " ) + linkFile + " already exists" ); } else { int rc = symlink( sourceFile, linkFile ); text = (rc == 0 ? "Linked " : "Failed to link "); text += sourceFile + " to " + linkFile; emit outputText( text ); } } else { QFileInfo f( linkFile ); if ( f.exists() ) { if ( f.isFile() ) { QFile f( linkFile ); bool rc = f.remove(); text = (rc ? "Removed " : "Failed to remove "); text += linkFile; emit outputText( text ); } else if ( f.isDir() ) { QDir d; bool rc = d.rmdir( linkFile, true ); text = (rc ? "Removed " : "Failed to remove "); text += linkFile; emit outputText( text ); } } } } diff --git a/noncore/settings/aqpkg/ipkg.h b/noncore/settings/aqpkg/ipkg.h index 25bae59..f08667b 100644 --- a/noncore/settings/aqpkg/ipkg.h +++ b/noncore/settings/aqpkg/ipkg.h @@ -1,86 +1,88 @@ /*************************************************************************** ipkg.h - description ------------------- begin : Sat Aug 31 2002 copyright : (C) 2002 by Andy Qua email : andy.qua@blueyonder.co.uk ***************************************************************************/ /*************************************************************************** * * * This program 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 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ #ifndef IPKG_H #define IPKG_H /** *@author Andy Qua */ #include <qobject.h> #include <qstring.h> #include <qstringlist.h> #include <qlist.h> #define FORCE_DEPENDS 0x0001 #define FORCE_REMOVE 0x0002 #define FORCE_REINSTALL 0x0004 #define FORCE_OVERWRITE 0x0008 #define MAKE_LINKS 0x0010 #define VERBOSE_WGET 0x0020 class OProcess; class Ipkg : public QObject { Q_OBJECT public: Ipkg(); ~Ipkg(); bool runIpkg( ); void setOption( const char *opt ) { option = opt; } void setPackage( const char *pkg ) { package = pkg; } void setDestination( const char *dest ) { destination = dest; } void setDestinationDir( const char *dir ) { destDir = dir; } void setFlags( int fl ) { flags = fl; } void setRuntimeDirectory( const char *dir ) { runtimeDir = dir; } signals: void outputText( const QString &text ); public slots: void commandStdout(OProcess*, char *buffer, int buflen); void commandStderr(OProcess*, char *buffer, int buflen); void processFinished(); + void abort(); private: bool createLinks; + bool aborted; QString option; QString package; QString destination; QString destDir; QString runtimeDir; OProcess *proc; int flags; bool finished; QList<QString> *dependantPackages; int executeIpkgCommand( QStringList &cmd, const QString option ); void removeStatusEntry(); void linkPackage( const QString &packFileName, const QString &dest, const QString &destDir ); QStringList* getList( const QString &packageFilename, const QString &destDir ); void processFileList( const QStringList *fileList, const QString &destDir ); void processLinkDir( const QString &file, const QString &baseDir, const QString &destDir ); }; #endif |