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settingsvpnmodel.cpp
846 lines (725 loc) · 32.8 KB
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settingsvpnmodel.cpp
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/*
* Copyright (c) 2016 - 2019 Jolla Ltd.
* Copyright (c) 2019 Open Mobile Platform LLC.
*
* You may use this file under the terms of the BSD license as follows:
*
* "Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Nemo Mobile nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
*/
#include <QRegularExpression>
#include <QStandardPaths>
#include <QDataStream>
#include <QCryptographicHash>
#include <QQmlEngine>
#include <QDir>
#include "logging_p.h"
#include "vpnmanager.h"
#include "settingsvpnmodel.h"
namespace {
const auto defaultDomain = QStringLiteral("sailfishos.org");
const auto legacyDefaultDomain(QStringLiteral("merproject.org"));
int numericValue(VpnConnection::ConnectionState state)
{
return (state == VpnConnection::Ready ? 3 :
(state == VpnConnection::Configuration ? 2 : 0));
}
VpnConnection::ConnectionState getMaxState(VpnConnection::ConnectionState newState, VpnConnection::ConnectionState oldState)
{
if (numericValue(newState) > numericValue(oldState)) {
return newState;
}
return oldState;
}
} // end anonymous namespace
SettingsVpnModel::SettingsVpnModel(QObject* parent)
: VpnModel(parent)
, credentials_(QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + QStringLiteral("/system/privileged/vpn-data"))
, bestState_(VpnConnection::Idle)
, autoConnect_(false)
, orderByConnected_(true)
, provisioningOutputPath_(QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + QStringLiteral("/system/privileged/vpn-provisioning"))
, roles(VpnModel::roleNames())
{
VpnManager *manager = vpnManager();
roles.insert(ConnectedRole, "connected");
connect(manager, &VpnManager::connectionAdded, this, &SettingsVpnModel::connectionAdded, Qt::UniqueConnection);
connect(manager, &VpnManager::connectionRemoved, this, &SettingsVpnModel::connectionRemoved, Qt::UniqueConnection);
connect(manager, &VpnManager::connectionsRefreshed, this, &SettingsVpnModel::connectionsRefreshed, Qt::UniqueConnection);
}
SettingsVpnModel::~SettingsVpnModel()
{
VpnManager *manager = vpnManager();
disconnect(manager, 0, this, 0);
}
void SettingsVpnModel::createConnection(const QVariantMap &createProperties)
{
QVariantMap properties(createProperties);
const QString domain(properties.value(QString("domain")).toString());
if (domain.isEmpty()) {
properties.insert(QString("domain"), QVariant::fromValue(createDefaultDomain()));
}
vpnManager()->createConnection(properties);
}
QHash<int, QByteArray> SettingsVpnModel::roleNames() const
{
return roles;
}
QVariant SettingsVpnModel::data(const QModelIndex &index, int role) const
{
if (index.isValid() && index.row() >= 0 && index.row() < connections().count()) {
switch (role) {
case ConnectedRole:
return QVariant::fromValue((bool)connections().at(index.row())->connected());
default:
return VpnModel::data(index, role);
}
}
return QVariant();
}
VpnConnection::ConnectionState SettingsVpnModel::bestState() const
{
return bestState_;
}
bool SettingsVpnModel::autoConnect() const
{
return autoConnect_;
}
bool SettingsVpnModel::orderByConnected() const
{
return orderByConnected_;
}
void SettingsVpnModel::setOrderByConnected(bool orderByConnected)
{
if (orderByConnected != orderByConnected_) {
orderByConnected_ = orderByConnected;
VpnModel::connectionsChanged();
emit orderByConnectedChanged();
}
}
void SettingsVpnModel::modifyConnection(const QString &path, const QVariantMap &properties)
{
VpnConnection *conn = vpnManager()->connection(path);
if (conn) {
QVariantMap updatedProperties(properties);
const QString domain(updatedProperties.value(QString("domain")).toString());
if (domain.isEmpty()) {
if (isDefaultDomain(conn->domain())) {
// The connection already has a default domain, no need to change it
updatedProperties.remove("domain");
}
else {
updatedProperties.insert(QString("domain"), QVariant::fromValue(createDefaultDomain()));
}
}
const QString location(CredentialsRepository::locationForObjectPath(path));
const bool couldStoreCredentials(credentials_.credentialsExist(location));
const bool canStoreCredentials(properties.value(QString("storeCredentials")).toBool());
vpnManager()->modifyConnection(path, updatedProperties);
if (canStoreCredentials != couldStoreCredentials) {
if (canStoreCredentials) {
credentials_.storeCredentials(location, QVariantMap());
} else {
credentials_.removeCredentials(location);
}
}
}
else {
qCWarning(lcVpnLog) << "VPN connection modification failed: connection doesn't exist";
}
}
void SettingsVpnModel::deleteConnection(const QString &path)
{
if (VpnConnection *conn = vpnManager()->connection(path)) {
// Remove cached credentials
const QString location(CredentialsRepository::locationForObjectPath(path));
if (credentials_.credentialsExist(location)) {
credentials_.removeCredentials(location);
}
// Remove provisioned files
if (conn->type() == QStringLiteral("openvpn")) {
QVariantMap providerProperties = conn->providerProperties();
QStringList fileProperties;
fileProperties << QStringLiteral("OpenVPN.Cert") << QStringLiteral("OpenVPN.Key") << QStringLiteral("OpenVPN.CACert") << QStringLiteral("OpenVPN.ConfigFile");
for (const QString property : fileProperties) {
const QString filename = providerProperties.value(property).toString();
// Check if the file has been provisioned
if (filename.contains(provisioningOutputPath_)) {
int timesUsed = 0;
// Check the same file is not used by other connections
for (VpnConnection *c : connections()) {
if (filename == c->providerProperties().value(property).toString()) {
timesUsed++;
if (timesUsed > 1) {
break;
}
}
}
if (timesUsed > 1) {
qCInfo(lcVpnLog) << "VPN provisioning file kept, used by" << timesUsed << "connections.";
continue;
}
qCInfo(lcVpnLog) << "VPN provisioning file removed: " << filename;
if (!QFile::remove(filename)) {
qCWarning(lcVpnLog) << "VPN provisioning file could not be removed: " << filename;
}
}
}
}
vpnManager()->deleteConnection(path);
}
}
void SettingsVpnModel::activateConnection(const QString &path)
{
vpnManager()->activateConnection(path);
}
void SettingsVpnModel::deactivateConnection(const QString &path)
{
vpnManager()->deactivateConnection(path);
}
VpnConnection *SettingsVpnModel::get(int index) const
{
if (index >= 0 && index < connections().size()) {
VpnConnection *item(connections().at(index));
QQmlEngine::setObjectOwnership(item, QQmlEngine::CppOwnership);
return item;
}
return 0;
}
// ==========================================================================
// QAbstractListModel Ordering
// ==========================================================================
bool SettingsVpnModel::compareConnections(const VpnConnection *i, const VpnConnection *j)
{
return ((orderByConnected_ && (i->connected() > j->connected()))
|| ((!orderByConnected_ || (i->connected() == j->connected()))
&& (i->name().localeAwareCompare(j->name()) <= 0)));
}
void SettingsVpnModel::orderConnections(QVector<VpnConnection*> &connections)
{
std::sort(connections.begin(), connections.end(), [this](const VpnConnection *i, const VpnConnection *j) -> bool {
// Return true if i should appear before j in the list
return compareConnections(i, j);
});
}
void SettingsVpnModel::reorderConnection(VpnConnection * conn)
{
const int itemCount(connections().size());
if (itemCount > 1) {
int index = 0;
for ( ; index < itemCount; ++index) {
const VpnConnection *existing = connections().at(index);
// Scenario 1 orderByConnected == true: order first by connected, second by name
// Scenario 2 orderByConnected == false: order only by name
if (!compareConnections(existing, conn)) {
break;
}
}
const int currentIndex = connections().indexOf(conn);
if (index != currentIndex && (index - 1) != currentIndex) {
moveItem(currentIndex, (currentIndex < index ? (index - 1) : index));
}
}
}
void SettingsVpnModel::updatedConnectionPosition()
{
VpnConnection *conn = qobject_cast<VpnConnection *>(sender());
reorderConnection(conn);
}
void SettingsVpnModel::connectedChanged()
{
VpnConnection *conn = qobject_cast<VpnConnection *>(sender());
int row = connections().indexOf(conn);
if (row >= 0) {
QModelIndex index = createIndex(row, 0);;
emit dataChanged(index, index);
}
reorderConnection(conn);
}
void SettingsVpnModel::connectionAdded(const QString &path)
{
qCDebug(lcVpnLog) << "VPN connection added";
if (VpnConnection *conn = vpnManager()->connection(path)) {
bool credentialsExist = credentials_.credentialsExist(CredentialsRepository::locationForObjectPath(path));
conn->setStoreCredentials(credentialsExist);
connect(conn, &VpnConnection::nameChanged, this, &SettingsVpnModel::updatedConnectionPosition, Qt::UniqueConnection);
connect(conn, &VpnConnection::connectedChanged, this, &SettingsVpnModel::connectedChanged, Qt::UniqueConnection);
connect(conn, &VpnConnection::stateChanged, this, &SettingsVpnModel::stateChanged, Qt::UniqueConnection);
}
}
void SettingsVpnModel::connectionRemoved(const QString &path)
{
qCDebug(lcVpnLog) << "VPN connection removed";
if (VpnConnection *conn = vpnManager()->connection(path)) {
disconnect(conn, 0, this, 0);
}
}
void SettingsVpnModel::connectionsRefreshed()
{
qCDebug(lcVpnLog) << "VPN connections refreshed";
QVector<VpnConnection*> connections = vpnManager()->connections();
// Check to see if the best state has changed
VpnConnection::ConnectionState maxState = VpnConnection::Idle;
for (VpnConnection *conn : connections) {
connect(conn, &VpnConnection::nameChanged, this, &SettingsVpnModel::updatedConnectionPosition, Qt::UniqueConnection);
connect(conn, &VpnConnection::connectedChanged, this, &SettingsVpnModel::connectedChanged, Qt::UniqueConnection);
connect(conn, &VpnConnection::stateChanged, this, &SettingsVpnModel::stateChanged, Qt::UniqueConnection);
maxState = getMaxState(conn->state(), maxState);
}
updateBestState(maxState);
}
void SettingsVpnModel::stateChanged()
{
// Emit the state changed signal needed for the VPN EnableSwitch
VpnConnection *conn = qobject_cast<VpnConnection *>(sender());
emit connectionStateChanged(conn->path(), conn->state());
// Check to see if the best state has changed
VpnConnection::ConnectionState maxState = getMaxState(conn->state(), VpnConnection::Idle);
updateBestState(maxState);
}
// ==========================================================================
// Automatic domain allocation
// ==========================================================================
bool SettingsVpnModel::domainInUse(const QString &domain) const
{
const int itemCount(count());
for (int index = 0; index < itemCount; ++index) {
const VpnConnection *connection = connections().at(index);
if (connection->domain() == domain) {
return true;
}
}
return false;
}
QString SettingsVpnModel::createDefaultDomain() const
{
QString newDomain = defaultDomain;
int index = 1;
while (domainInUse(newDomain)) {
newDomain = defaultDomain + QString(".%1").arg(index);
++index;
}
return newDomain;
}
bool SettingsVpnModel::isDefaultDomain(const QString &domain)
{
if (domain == legacyDefaultDomain)
return true;
static const QRegularExpression domainPattern(QStringLiteral("^%1(\\.\\d+)?$").arg(defaultDomain));
return domainPattern.match(domain).hasMatch();
}
// ==========================================================================
// Credential storage
// ==========================================================================
QVariantMap SettingsVpnModel::connectionCredentials(const QString &path)
{
QVariantMap rv;
if (VpnConnection *conn = vpnManager()->connection(path)) {
const QString location(CredentialsRepository::locationForObjectPath(path));
const bool enabled(credentials_.credentialsExist(location));
if (enabled) {
rv = credentials_.credentials(location);
} else {
qWarning() << "VPN does not permit credentials storage:" << path;
}
conn->setStoreCredentials(enabled);
} else {
qWarning() << "Unable to return credentials for unknown VPN connection:" << path;
}
return rv;
}
void SettingsVpnModel::setConnectionCredentials(const QString &path, const QVariantMap &credentials)
{
if (VpnConnection *conn = vpnManager()->connection(path)) {
credentials_.storeCredentials(CredentialsRepository::locationForObjectPath(path), credentials);
conn->setStoreCredentials(true);
} else {
qWarning() << "Unable to set credentials for unknown VPN connection:" << path;
}
}
bool SettingsVpnModel::connectionCredentialsEnabled(const QString &path)
{
if (VpnConnection *conn = vpnManager()->connection(path)) {
const QString location(CredentialsRepository::locationForObjectPath(path));
const bool enabled(credentials_.credentialsExist(location));
conn->setStoreCredentials(enabled);
return enabled;
} else {
qWarning() << "Unable to test credentials storage for unknown VPN connection:" << path;
}
return false;
}
void SettingsVpnModel::disableConnectionCredentials(const QString &path)
{
if (VpnConnection *conn = vpnManager()->connection(path)) {
const QString location(CredentialsRepository::locationForObjectPath(path));
if (credentials_.credentialsExist(location)) {
credentials_.removeCredentials(location);
}
conn->setStoreCredentials(false);
} else {
qWarning() << "Unable to set automatic connection for unknown VPN connection:" << path;
}
}
QVariantMap SettingsVpnModel::connectionSettings(const QString &path)
{
QVariantMap properties;
if (VpnConnection *conn = vpnManager()->connection(path)) {
// Check if the credentials storage has been changed
const QString location(CredentialsRepository::locationForObjectPath(path));
conn->setStoreCredentials(credentials_.credentialsExist(location));
properties = VpnModel::connectionSettings(path);
}
return properties;
}
// ==========================================================================
// CredentialsRepository
// ==========================================================================
SettingsVpnModel::CredentialsRepository::CredentialsRepository(const QString &path)
: baseDir_(path)
{
if (!baseDir_.exists() && !baseDir_.mkpath(path)) {
qWarning() << "Unable to create base directory for VPN credentials:" << path;
}
}
QString SettingsVpnModel::CredentialsRepository::locationForObjectPath(const QString &path)
{
int index = path.lastIndexOf(QChar('/'));
if (index != -1) {
return path.mid(index + 1);
}
return QString();
}
bool SettingsVpnModel::CredentialsRepository::credentialsExist(const QString &location) const
{
// Test the FS, as another process may store/remove the credentials
return baseDir_.exists(location);
}
bool SettingsVpnModel::CredentialsRepository::storeCredentials(const QString &location, const QVariantMap &credentials)
{
QFile credentialsFile(baseDir_.absoluteFilePath(location));
if (!credentialsFile.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
qWarning() << "Unable to write credentials file:" << credentialsFile.fileName();
return false;
} else {
credentialsFile.write(encodeCredentials(credentials));
credentialsFile.setPermissions(QFileDevice::ReadOwner | QFileDevice::WriteOwner | QFileDevice::ReadOther | QFileDevice::WriteOther);
credentialsFile.close();
}
return true;
}
bool SettingsVpnModel::CredentialsRepository::removeCredentials(const QString &location)
{
if (baseDir_.exists(location)) {
if (!baseDir_.remove(location)) {
qWarning() << "Unable to delete credentials file:" << location;
return false;
}
}
return true;
}
QVariantMap SettingsVpnModel::CredentialsRepository::credentials(const QString &location) const
{
QVariantMap rv;
QFile credentialsFile(baseDir_.absoluteFilePath(location));
if (!credentialsFile.open(QIODevice::ReadOnly)) {
qWarning() << "Unable to read credentials file:" << credentialsFile.fileName();
} else {
const QByteArray encoded = credentialsFile.readAll();
credentialsFile.close();
rv = decodeCredentials(encoded);
}
return rv;
}
QByteArray SettingsVpnModel::CredentialsRepository::encodeCredentials(const QVariantMap &credentials)
{
// We can't store these values securely, but we may as well encode them to protect from grep, at least...
QByteArray encoded;
QDataStream os(&encoded, QIODevice::WriteOnly);
os.setVersion(QDataStream::Qt_5_6);
const quint32 version = 1u;
os << version;
const quint32 items = credentials.size();
os << items;
for (auto it = credentials.cbegin(), end = credentials.cend(); it != end; ++it) {
os << it.key();
os << it.value().toString();
}
return encoded.toBase64();
}
QVariantMap SettingsVpnModel::CredentialsRepository::decodeCredentials(const QByteArray &encoded)
{
QVariantMap rv;
QByteArray decoded(QByteArray::fromBase64(encoded));
QDataStream is(decoded);
is.setVersion(QDataStream::Qt_5_6);
quint32 version;
is >> version;
if (version != 1u) {
qWarning() << "Invalid version for stored credentials:" << version;
} else {
quint32 items;
is >> items;
for (quint32 i = 0; i < items; ++i) {
QString key, value;
is >> key;
is >> value;
rv.insert(key, QVariant::fromValue(value));
}
}
return rv;
}
// ==========================================================================
// Provisioning files
// ==========================================================================
QVariantMap SettingsVpnModel::processProvisioningFile(const QString &path, const QString &type)
{
QVariantMap rv;
QFile provisioningFile(path);
if (provisioningFile.open(QIODevice::ReadOnly)) {
if (type == QString("openvpn")) {
rv = processOpenVpnProvisioningFile(provisioningFile);
} else {
qWarning() << "Provisioning not currently supported for VPN type:" << type;
}
} else {
qWarning() << "Unable to open provisioning file:" << path;
}
return rv;
}
QVariantMap SettingsVpnModel::processOpenVpnProvisioningFile(QFile &provisioningFile)
{
QVariantMap rv;
QString embeddedMarker;
QString embeddedContent;
QStringList extraOptions;
const QRegularExpression commentLeader(QStringLiteral("^\\s*(?:\\#|\\;)"));
const QRegularExpression embeddedLeader(QStringLiteral("^\\s*<([^\\/>]+)>"));
const QRegularExpression embeddedTrailer(QStringLiteral("^\\s*<\\/([^\\/>]+)>"));
const QRegularExpression whitespace(QStringLiteral("\\s"));
auto normaliseProtocol = [](const QString &proto) {
if (proto == QStringLiteral("tcp")) {
// 'tcp' is an undocumented option, which is interpreted by openvpn as 'tcp-client'
return QStringLiteral("tcp-client");
}
return proto;
};
QTextStream is(&provisioningFile);
while (!is.atEnd()) {
QString line(is.readLine());
QRegularExpressionMatch match;
if (line.contains(commentLeader)) {
// Skip
} else if (line.contains(embeddedLeader, &match)) {
embeddedMarker = match.captured(1);
if (embeddedMarker.isEmpty()) {
qWarning() << "Invalid embedded content";
}
} else if (line.contains(embeddedTrailer, &match)) {
const QString marker = match.captured(1);
if (marker != embeddedMarker) {
qWarning() << "Invalid embedded content:" << marker << "!=" << embeddedMarker;
} else {
if (embeddedContent.isEmpty()) {
qWarning() << "Ignoring empty embedded content:" << embeddedMarker;
} else {
if (embeddedMarker == QStringLiteral("connection")) {
// Special case: not embedded content, but a <connection> structure - pass through as an extra option
extraOptions.append(QStringLiteral("<connection>\n") + embeddedContent + QStringLiteral("</connection>"));
} else {
// Embedded content
QDir outputDir(provisioningOutputPath_);
if (!outputDir.exists() && !outputDir.mkpath(provisioningOutputPath_)) {
qWarning() << "Unable to create base directory for VPN provisioning content:" << provisioningOutputPath_;
} else {
// Name the file according to content
QCryptographicHash hash(QCryptographicHash::Sha1);
hash.addData(embeddedContent.toUtf8());
const QString outputFileName(QString(hash.result().toHex()) + QChar('.') + embeddedMarker);
QFile outputFile(outputDir.absoluteFilePath(outputFileName));
if (!outputFile.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
qWarning() << "Unable to write VPN provisioning content file:" << outputFile.fileName();
} else {
QTextStream os(&outputFile);
os << embeddedContent;
// Add the file to the configuration
if (embeddedMarker == QStringLiteral("ca")) {
rv.insert(QStringLiteral("OpenVPN.CACert"), outputFile.fileName());
} else if (embeddedMarker == QStringLiteral("cert")) {
rv.insert(QStringLiteral("OpenVPN.Cert"), outputFile.fileName());
} else if (embeddedMarker == QStringLiteral("key")) {
rv.insert(QStringLiteral("OpenVPN.Key"), outputFile.fileName());
} else {
// Assume that the marker corresponds to the openvpn option, (such as 'tls-auth')
extraOptions.append(embeddedMarker + QChar(' ') + outputFile.fileName());
}
}
}
}
}
}
embeddedMarker.clear();
embeddedContent.clear();
} else if (!embeddedMarker.isEmpty()) {
embeddedContent.append(line + QStringLiteral("\n"));
} else {
QStringList tokens(line.split(whitespace, QString::SkipEmptyParts));
if (!tokens.isEmpty()) {
// Find directives that become part of the connman configuration
const QString& directive(tokens.front());
const QStringList arguments(tokens.count() > 1 ? tokens.mid(1) : QStringList());
if (directive == QStringLiteral("remote")) {
// Connman supports a single remote host - if we get further instances, pass them through the config file
if (!rv.contains(QStringLiteral("Host"))) {
if (arguments.count() > 0) {
rv.insert(QStringLiteral("Host"), arguments.at(0));
}
if (arguments.count() > 1) {
rv.insert(QStringLiteral("OpenVPN.Port"), arguments.at(1));
}
if (arguments.count() > 2) {
rv.insert(QStringLiteral("OpenVPN.Proto"), normaliseProtocol(arguments.at(2)));
}
} else {
extraOptions.append(line);
}
} else if (directive == QStringLiteral("ca") ||
directive == QStringLiteral("cert") ||
directive == QStringLiteral("key") ||
directive == QStringLiteral("auth-user-pass")) {
if (!arguments.isEmpty()) {
// If these file paths are not absolute, assume they are in the same directory as the provisioning file
QString file(arguments.at(0));
if (!file.startsWith(QChar('/'))) {
const QFileInfo info(provisioningFile.fileName());
file = info.dir().absoluteFilePath(file);
}
if (directive == QStringLiteral("ca")) {
rv.insert(QStringLiteral("OpenVPN.CACert"), file);
} else if (directive == QStringLiteral("cert")) {
rv.insert(QStringLiteral("OpenVPN.Cert"), file);
} else if (directive == QStringLiteral("key")) {
rv.insert(QStringLiteral("OpenVPN.Key"), file);
} else if (directive == QStringLiteral("auth-user-pass")) {
rv.insert(QStringLiteral("OpenVPN.AuthUserPass"), file);
}
} else if (directive == QStringLiteral("auth-user-pass")) {
// Preserve this option to mean ask for credentials
rv.insert(QStringLiteral("OpenVPN.AuthUserPass"), QStringLiteral("-"));
}
} else if (directive == QStringLiteral("mtu") ||
directive == QStringLiteral("tun-mtu")) {
// Connman appears to use a long obsolete form of this option...
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.MTU"), arguments.join(QChar(' ')));
}
} else if (directive == QStringLiteral("ns-cert-type")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.NSCertType"), arguments.join(QChar(' ')));
}
} else if (directive == QStringLiteral("proto")) {
if (!arguments.isEmpty()) {
// All values from a 'remote' directive to take precedence
if (!rv.contains(QStringLiteral("OpenVPN.Proto"))) {
rv.insert(QStringLiteral("OpenVPN.Proto"), normaliseProtocol(arguments.join(QChar(' '))));
}
}
} else if (directive == QStringLiteral("port")) {
// All values from a 'remote' directive to take precedence
if (!rv.contains(QStringLiteral("OpenVPN.Port"))) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.Port"), arguments.join(QChar(' ')));
}
}
} else if (directive == QStringLiteral("askpass")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.AskPass"), arguments.join(QChar(' ')));
} else {
rv.insert(QStringLiteral("OpenVPN.AskPass"), QString());
}
} else if (directive == QStringLiteral("auth-nocache")) {
rv.insert(QStringLiteral("OpenVPN.AuthNoCache"), QStringLiteral("true"));
} else if (directive == QStringLiteral("tls-remote")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.TLSRemote"), arguments.join(QChar(' ')));
}
} else if (directive == QStringLiteral("cipher")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.Cipher"), arguments.join(QChar(' ')));
}
} else if (directive == QStringLiteral("auth")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.Auth"), arguments.join(QChar(' ')));
}
} else if (directive == QStringLiteral("comp-lzo")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.CompLZO"), arguments.join(QChar(' ')));
} else {
rv.insert(QStringLiteral("OpenVPN.CompLZO"), QStringLiteral("adaptive"));
}
} else if (directive == QStringLiteral("remote-cert-tls")) {
if (!arguments.isEmpty()) {
rv.insert(QStringLiteral("OpenVPN.RemoteCertTls"), arguments.join(QChar(' ')));
}
} else {
// A directive that connman does not care about - pass through to the config file
extraOptions.append(line);
}
}
}
}
if (!extraOptions.isEmpty()) {
// Write a config file to contain the extra options
QDir outputDir(provisioningOutputPath_);
if (!outputDir.exists() && !outputDir.mkpath(provisioningOutputPath_)) {
qWarning() << "Unable to create base directory for VPN provisioning content:" << provisioningOutputPath_;
} else {
// Name the file according to content
QCryptographicHash hash(QCryptographicHash::Sha1);
foreach (const QString &line, extraOptions) {
hash.addData(line.toUtf8());
}
const QString outputFileName(QString(hash.result().toHex()) + QStringLiteral(".conf"));
QFile outputFile(outputDir.absoluteFilePath(outputFileName));
if (!outputFile.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
qWarning() << "Unable to write VPN provisioning configuration file:" << outputFile.fileName();
} else {
QTextStream os(&outputFile);
foreach (const QString &line, extraOptions) {
os << line << endl;
}
rv.insert(QStringLiteral("OpenVPN.ConfigFile"), outputFile.fileName());
}
}
}
return rv;
}
void SettingsVpnModel::updateBestState(VpnConnection::ConnectionState maxState)
{
if (bestState_ != maxState) {
bestState_ = maxState;
emit bestStateChanged();
}
}