trustbridge/trustbridge: ui/processhelp

annotate ui/processhelp_linux.cpp @ 1371:23df332b2a4c

(issue179) Read install signature timestamp from config This also changes the way the sigDt is propgated to the MainWindow. It no longer uses the settings but hands it over as a parameter directly.

author	Andre Heinecke <andre.heinecke@intevation.de>
date	Mon, 24 Nov 2014 15:48:49 +0100
parents	2a1aa9df8f11
children	96f640c88d10

rev	line source
603 cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	2 * Software engineering by Intevation GmbH
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	3 *
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	4 * This file is Free Software under the GNU GPL (v>=2)
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	5 * and comes with ABSOLUTELY NO WARRANTY!
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	6 * See LICENSE.txt for details.
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	7 */
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	8 #ifndef WIN32
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	9
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	10 #include "processhelp.h"
782 20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	11 #include "linuxlockfile.h"
1371 23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	12 #include "util.h"
782 20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	13
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	14 #include <fcntl.h>
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	15 #include <semaphore.h>
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	16
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	17 #include <QDebug>
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	18 #include <QDir>
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	19 #include <QStandardPaths>
1371 23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	20 #include <QApplication>
782 20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	21
1255 2a1aa9df8f11 (issue133) Improve API documentation Andre Heinecke <andre.heinecke@intevation.de> parents: 1162 diff changeset	22 int lockFileFD = -1;
603 cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	23
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	24 const QList<int> ProcessHelp::getProcessesIdForName(const QString &processName) {
1162 2a1206932f53 (issue107) Comment all TODO's and FIXME's with issues as documented in issue107 Andre Heinecke <andre.heinecke@intevation.de> parents: 782 diff changeset	25 // TODO (issue39)
603 cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	26 Q_UNUSED(processName);
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	27 return QList<int>();
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	28 }
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	29
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	30 bool ProcessHelp::otherProcessesExist(const QString &processName) {
782 20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	31 QDir dataDir(QStandardPaths::writableLocation(QStandardPaths::DataLocation));
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	32 dataDir.mkpath(".");
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	33 QString lockFilePath = dataDir.filePath(processName + ".pid");
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	34 lockFileFD = open_lockfile(lockFilePath.toLocal8Bit().data());
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	35 if (lockFileFD == -1)
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	36 // Creating the lock file failed, so we assume another
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	37 // instance is runnning.
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	38 return true;
603 cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	39 return false;
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	40 }
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	41
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	42 void ProcessHelp::activateWindowForProcess(const QString &executableName) {
1162 2a1206932f53 (issue107) Comment all TODO's and FIXME's with issues as documented in issue107 Andre Heinecke <andre.heinecke@intevation.de> parents: 782 diff changeset	43 // TODO (issue136)
603 cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	44 Q_UNUSED(executableName);
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	45 return;
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	46 }
cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	47
782 20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	48 void ProcessHelp::cleanUp() {
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	49 close_lockfile(lockFileFD);
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	50 }
20ca94680003 Implemented detection of running instance on linux using a lock file. Sascha Wilde <wilde@intevation.de> parents: 603 diff changeset	51
1371 23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	52 QDateTime ProcessHelp::getSigDtFromInstSettings() {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	53 QString pathCandidate;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	54 QDateTime retval;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	55 if (is_system_install()) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	56 pathCandidate = "/etc/" + qApp->applicationName() + "/" +
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	57 qApp->applicationName() + "-inst.cfg";
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	58 } else {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	59 qDebug() << "Application name is : " << qApp->applicationName();
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	60 pathCandidate = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) +
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	61 + "/" + qApp->organizationName() + "/" + qApp->applicationName() + "-inst.cfg";
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	62 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	63 QFileInfo fi(pathCandidate);
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	64 if (!fi.isReadable()) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	65 qDebug() << "Failed to find install config: " << pathCandidate;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	66 return retval;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	67 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	68 QFile instcfg(pathCandidate);
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	69 if (!instcfg.open(QIODevice::ReadOnly)) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	70 qDebug() << "Failed to open install config";
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	71 return retval;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	72 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	73 QByteArray data;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	74 int readLines = 0;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	75 while (readLines < 100) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	76 readLines++;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	77 data = instcfg.readLine();
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	78 if (data.isEmpty()) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	79 qDebug() << "Failed to read install config";
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	80 break;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	81 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	82 QString line = QString::fromLocal8Bit(data);
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	83 if (line.startsWith("SIG_DATE=")) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	84 bool ok = false;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	85 QString sigDate = line.replace("SIG_DATE=","");
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	86 long sigSecs = sigDate.toLong(&ok);
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	87 if (!ok) {
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	88 qDebug() << "Failed to convert sig date to long";
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	89 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	90 retval = QDateTime::fromTime_t(sigSecs);
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	91 break;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	92 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	93 }
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	94 qDebug() << "Sig time is: " << retval;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	95 instcfg.close();
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	96 return retval;
23df332b2a4c (issue179) Read install signature timestamp from config Andre Heinecke <andre.heinecke@intevation.de> parents: 1255 diff changeset	97 }
603 cfef809b890d Add Process Management functions and ther implementation for windows. Andre Heinecke <andre.heinecke@intevation.de> parents: diff changeset	98 #endif /* Not WIN32 */

Mercurial > trustbridge > trustbridge

annotate ui/processhelp_linux.cpp @ 1371:23df332b2a4c