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[tor-commits] [vidalia/alpha] Port BridgeDownloader from QHttp to QtNetwork
commit cbfe5e908026729818d91d2fbb17a92469574abd
Author: Tomas Touceda <chiiph@xxxxxxxxxx>
Date: Fri Apr 15 12:34:01 2011 -0300
Port BridgeDownloader from QHttp to QtNetwork
QHttp is deprecated in the latest versions.
Also, added a check for the certificate sha1 digest.
---
src/vidalia/config/BridgeDownloader.cpp | 71 +++++++++-----------
src/vidalia/config/BridgeDownloader.h | 17 ++---
.../config/BridgeDownloaderProgressDialog.cpp | 2 +-
.../config/BridgeDownloaderProgressDialog.h | 2 +-
src/vidalia/config/NetworkPage.cpp | 4 +-
5 files changed, 44 insertions(+), 52 deletions(-)
diff --git a/src/vidalia/config/BridgeDownloader.cpp b/src/vidalia/config/BridgeDownloader.cpp
index d70034d..15d73cb 100644
--- a/src/vidalia/config/BridgeDownloader.cpp
+++ b/src/vidalia/config/BridgeDownloader.cpp
@@ -16,34 +16,26 @@
#include "BridgeDownloader.h"
#include "Vidalia.h"
-#include <QSslSocket>
-
#define BRIDGEDB_HOST "bridges.torproject.org"
#define BRIDGEDB_PORT 443
-
+#define BRIDGEDB_SHA1 "a7e70f8a648fe04a9677f13eedf6f91b5f7f2e25"
BridgeDownloader::BridgeDownloader(QObject *parent)
- : QObject(parent),
- _requestId(0)
+ : QObject(parent)
{
- _https = new QHttp(BRIDGEDB_HOST, QHttp::ConnectionModeHttps,
- BRIDGEDB_PORT, this);
-
- connect(_https, SIGNAL(stateChanged(int)),
- this, SLOT(httpsStateChanged(int)));
- connect(_https, SIGNAL(requestFinished(int, bool)),
- this, SLOT(httpsRequestFinished(int, bool)));
- connect(_https, SIGNAL(dataReadProgress(int, int)),
- this, SIGNAL(downloadProgress(int, int)));
- connect(_https, SIGNAL(sslErrors(QList<QSslError>)),
- this, SLOT(sslErrors(QList<QSslError>)));
+ _https = new QNetworkAccessManager();
+
+ connect(_https, SIGNAL(finished(QNetworkReply *)),
+ this, SLOT(httpsRequestFinished(QNetworkReply *)));
+ connect(_https, SIGNAL(sslErrors(QNetworkReply *, QList<QSslError>)),
+ this, SLOT(sslErrors(QNetworkReply *, QList<QSslError>)));
}
void
BridgeDownloader::setProxy(const QString &host, int port,
const QString &username, const QString &password)
{
- _https->setProxy(host, port, username, password);
+ _https->setProxy(QNetworkProxy(QNetworkProxy::HttpProxy, host, port, username, password));
}
bool
@@ -82,16 +74,18 @@ BridgeDownloader::startHttpsDownload()
emit statusChanged(tr("Starting HTTPS bridge request..."));
emit downloadProgress(0, 0);
- _requestId = _https->get("/?format=plain");
- vInfo("Sending an HTTPS bridge request to %1:%2 (id %3).").arg(BRIDGEDB_HOST)
- .arg(BRIDGEDB_PORT)
- .arg(_requestId);
+ _reply = _https->get(QNetworkRequest(QUrl("https://bridges.torproject.org/?format=plain";)));
+ connect(_reply, SIGNAL(downloadProgress(qint64, qint64)),
+ this, SIGNAL(downloadProgress(qint64, qint64)));
+ vInfo("Sending an HTTPS bridge request to %1:%2.").arg(BRIDGEDB_HOST)
+ .arg(BRIDGEDB_PORT);
}
void
BridgeDownloader::cancelBridgeRequest()
{
- _https->abort();
+ _reply->close();
+ disconnect(_reply, 0, 0, 0);
}
void
@@ -117,20 +111,16 @@ BridgeDownloader::httpsStateChanged(int state)
}
void
-BridgeDownloader::httpsRequestFinished(int id, bool error)
+BridgeDownloader::httpsRequestFinished(QNetworkReply *reply)
{
- if (id != _requestId)
- return;
-
- if (error) {
- QString errorString = _https->errorString();
- vWarn("Bridge request failed (id %1): %2").arg(id).arg(errorString);
+ if (reply->error() != QNetworkReply::NoError) {
+ QString errorString = reply->errorString();
+ vWarn("Bridge request failed: %2").arg(errorString);
emit bridgeRequestFailed(errorString);
} else {
- QByteArray response = _https->readAll();
- vInfo("Bridge request complete (id %1): received %2 bytes.").arg(id)
- .arg(response.size());
+ QByteArray response = reply->readAll();
+ vInfo("Bridge request complete: received %2 bytes.").arg(response.size());
QStringList bridges, lines = QString(response).split("\n");
foreach (QString line, lines) {
@@ -140,22 +130,27 @@ BridgeDownloader::httpsRequestFinished(int id, bool error)
}
emit bridgeRequestFinished(bridges);
}
- _https->close();
+ _reply->close();
+ disconnect(_reply,0,0,0);
}
void
-BridgeDownloader::sslErrors(const QList<QSslError> &sslErrors)
+BridgeDownloader::sslErrors(QNetworkReply *reply, const QList<QSslError> &sslErrors)
{
QString errorString;
QStringList errorStrings;
- vWarn("%1 SSL error(s) when requesting bridge information (id %2):")
- .arg(sslErrors.size())
- .arg(_requestId);
+ vWarn("%1 SSL error(s) when requesting bridge information:")
+ .arg(sslErrors.size());
foreach (QSslError sslError, sslErrors) {
errorString = sslError.errorString();
errorStrings << errorString;
vWarn(" SSL Error: %1").arg(errorString);
}
-}
+ // Check if the certificate is the one we expect
+ if(_reply->sslConfiguration().peerCertificate().digest(QCryptographicHash::Sha1)==QByteArray::fromHex(BRIDGEDB_SHA1)) {
+ _reply->ignoreSslErrors();
+ } else
+ vWarn("There's been a problem with the certificate.");
+}
diff --git a/src/vidalia/config/BridgeDownloader.h b/src/vidalia/config/BridgeDownloader.h
index 0cb87f4..cf30979 100644
--- a/src/vidalia/config/BridgeDownloader.h
+++ b/src/vidalia/config/BridgeDownloader.h
@@ -16,10 +16,7 @@
#ifndef _BRIDGEDOWNLOADER_H
#define _BRIDGEDOWNLOADER_H
-#include <QHttp>
-#include <QSslError>
-#include <QStringList>
-
+#include <QtNetwork>
class BridgeDownloader : public QObject
{
@@ -65,7 +62,7 @@ signals:
* have been read so far. Note that <b>total</b> may be 0 if the expected
* total size of the response is not known.
*/
- void downloadProgress(int done, int total);
+ void downloadProgress(qint64 done, qint64 total);
/** Emitted when the status of the bridge request changes. <b>status</b>
* describes the new current state of the request.
@@ -98,14 +95,14 @@ private slots:
* signal is ignored since it is the result of a close() or abort()
* request.
*/
- void httpsRequestFinished(int id, bool error);
+ void httpsRequestFinished(QNetworkReply *reply);
/** Called when the HTTPS connection encounters one or more
* <b>sslErrors</b>. Currently the errors are just logged and
* bridgeRequestFailed() is <i>not</i> emitted, since QHttp will also
* emit
*/
- void sslErrors(const QList<QSslError> &sslErrors);
+ void sslErrors(QNetworkReply *, const QList<QSslError> &sslErrors);
private:
/** Initiates an HTTPS connection to bridges.torproject.org to start
@@ -115,10 +112,10 @@ private:
/** Used to connect to the bridge database, send an HTTPS request for
* new bridge addresses and then read the response. */
- QHttp* _https;
+ QNetworkAccessManager* _https;
- /** Unique numeric identifier of the current bridge request. */
- int _requestId;
+ /** Identifier of the current bridge request */
+ QNetworkReply *_reply;
};
#endif
diff --git a/src/vidalia/config/BridgeDownloaderProgressDialog.cpp b/src/vidalia/config/BridgeDownloaderProgressDialog.cpp
index b4d8e28..f16daa8 100644
--- a/src/vidalia/config/BridgeDownloaderProgressDialog.cpp
+++ b/src/vidalia/config/BridgeDownloaderProgressDialog.cpp
@@ -46,7 +46,7 @@ BridgeDownloaderProgressDialog::setStatus(const QString &status)
}
void
-BridgeDownloaderProgressDialog::setDownloadProgress(int done, int total)
+BridgeDownloaderProgressDialog::setDownloadProgress(qint64 done, qint64 total)
{
ui.progressBar->setRange(0, total);
ui.progressBar->setValue(done);
diff --git a/src/vidalia/config/BridgeDownloaderProgressDialog.h b/src/vidalia/config/BridgeDownloaderProgressDialog.h
index 86fb0d3..d9d505f 100644
--- a/src/vidalia/config/BridgeDownloaderProgressDialog.h
+++ b/src/vidalia/config/BridgeDownloaderProgressDialog.h
@@ -39,7 +39,7 @@ public slots:
* <b>maximum</b> steps. If <b>value</b> and <b>maximum</b> are both 0,
* then a "busy" progress bar is displayed.
*/
- void setDownloadProgress(int value, int maximum);
+ void setDownloadProgress(qint64 value, qint64 maximum);
/** Called when the bridge download completes successfully and discards
* the progress dialog with an Accept result code. <b>bridges</b>
diff --git a/src/vidalia/config/NetworkPage.cpp b/src/vidalia/config/NetworkPage.cpp
index f5bbc72..7154334 100644
--- a/src/vidalia/config/NetworkPage.cpp
+++ b/src/vidalia/config/NetworkPage.cpp
@@ -389,8 +389,8 @@ NetworkPage::findBridges()
connect(_bridgeDownloader, SIGNAL(statusChanged(QString)),
dlg, SLOT(setStatus(QString)));
- connect(_bridgeDownloader, SIGNAL(downloadProgress(int, int)),
- dlg, SLOT(setDownloadProgress(int, int)));
+ connect(_bridgeDownloader, SIGNAL(downloadProgress(qint64, qint64)),
+ dlg, SLOT(setDownloadProgress(qint64, qint64)));
connect(_bridgeDownloader, SIGNAL(bridgeRequestFailed(QString)),
dlg, SLOT(bridgeRequestFailed(QString)));
connect(_bridgeDownloader, SIGNAL(bridgeRequestFinished(QStringList)),
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