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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the QtNetwork module of the Qt Toolkit. |
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| ****************************************************************************/ |
| |
| #include "qnetworkproxy.h" |
| |
| #include <QtCore/QByteArray> |
| #include <QtCore/QUrl> |
| |
| #ifndef QT_NO_NETWORKPROXY |
| |
| /* |
| * Construct a proxy from the environment variables http_proxy and no_proxy. |
| * Or no system proxy. Just return a list with NoProxy. |
| */ |
| |
| QT_BEGIN_NAMESPACE |
| |
| static bool ignoreProxyFor(const QNetworkProxyQuery &query) |
| { |
| const QByteArray noProxy = qgetenv("no_proxy").trimmed(); |
| if (noProxy.isEmpty()) |
| return false; |
| |
| const QList<QByteArray> noProxyTokens = noProxy.split(','); |
| |
| for (const QByteArray &rawToken : noProxyTokens) { |
| QByteArray token = rawToken.trimmed(); |
| QString peerHostName = query.peerHostName(); |
| |
| // Since we use suffix matching, "*" is our 'default' behaviour |
| if (token.startsWith('*')) |
| token = token.mid(1); |
| |
| // Harmonize trailing dot notation |
| if (token.endsWith('.') && !peerHostName.endsWith('.')) |
| token = token.left(token.length()-1); |
| |
| // We prepend a dot to both values, so that when we do a suffix match, |
| // we don't match "donotmatch.com" with "match.com" |
| if (!token.startsWith('.')) |
| token.prepend('.'); |
| |
| if (!peerHostName.startsWith('.')) |
| peerHostName.prepend('.'); |
| |
| if (peerHostName.endsWith(QLatin1String(token))) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| QList<QNetworkProxy> QNetworkProxyFactory::systemProxyForQuery(const QNetworkProxyQuery &query) |
| { |
| QList<QNetworkProxy> proxyList; |
| |
| if (ignoreProxyFor(query)) |
| return proxyList << QNetworkProxy::NoProxy; |
| |
| // No need to care about casing here, QUrl lowercases values already |
| const QString queryProtocol = query.protocolTag(); |
| QByteArray proxy_env; |
| |
| if (queryProtocol == QLatin1String("http")) |
| proxy_env = qgetenv("http_proxy"); |
| else if (queryProtocol == QLatin1String("https")) |
| proxy_env = qgetenv("https_proxy"); |
| else if (queryProtocol == QLatin1String("ftp")) |
| proxy_env = qgetenv("ftp_proxy"); |
| else |
| proxy_env = qgetenv("all_proxy"); |
| |
| // Fallback to http_proxy is no protocol specific proxy was found |
| if (proxy_env.isEmpty()) |
| proxy_env = qgetenv("http_proxy"); |
| |
| if (!proxy_env.isEmpty()) { |
| QUrl url = QUrl(QString::fromLocal8Bit(proxy_env)); |
| const QString scheme = url.scheme(); |
| if (scheme == QLatin1String("socks5")) { |
| QNetworkProxy proxy(QNetworkProxy::Socks5Proxy, url.host(), |
| url.port() ? url.port() : 1080, url.userName(), url.password()); |
| proxyList << proxy; |
| } else if (scheme == QLatin1String("socks5h")) { |
| QNetworkProxy proxy(QNetworkProxy::Socks5Proxy, url.host(), |
| url.port() ? url.port() : 1080, url.userName(), url.password()); |
| proxy.setCapabilities(QNetworkProxy::HostNameLookupCapability); |
| proxyList << proxy; |
| } else if ((scheme.isEmpty() || scheme == QLatin1String("http")) |
| && query.queryType() != QNetworkProxyQuery::UdpSocket |
| && query.queryType() != QNetworkProxyQuery::TcpServer) { |
| QNetworkProxy proxy(QNetworkProxy::HttpProxy, url.host(), |
| url.port() ? url.port() : 8080, url.userName(), url.password()); |
| proxyList << proxy; |
| } |
| } |
| if (proxyList.isEmpty()) |
| proxyList << QNetworkProxy::NoProxy; |
| |
| return proxyList; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |