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/*
* Copyright (C) 2012 Intel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "config.h"
#include "ProxyResolverSoup.h"
#include <libsoup/soup.h>
#include <string.h>
#include <wtf/Vector.h>
#include <wtf/text/CString.h>
#include <wtf/text/WTFString.h>
static const char defaultNoProxyValue[] = "localhost,127.0.0.1";
typedef struct {
SoupURI* proxyURI;
CString noProxy;
Vector<String> proxyExceptions;
} SoupProxyResolverWkPrivate;
#define SOUP_PROXY_RESOLVER_WK_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE((o), SOUP_TYPE_PROXY_RESOLVER_WK, SoupProxyResolverWkPrivate))
static void soup_proxy_resolver_wk_interface_init(SoupProxyURIResolverInterface* proxyResolverInterface);
G_DEFINE_TYPE_EXTENDED(SoupProxyResolverWk, soup_proxy_resolver_wk, G_TYPE_OBJECT, 0,
G_IMPLEMENT_INTERFACE(SOUP_TYPE_SESSION_FEATURE, 0)
G_IMPLEMENT_INTERFACE(SOUP_TYPE_PROXY_URI_RESOLVER, soup_proxy_resolver_wk_interface_init))
enum {
PROP_0,
PROP_PROXY_URI,
PROP_NO_PROXY,
LAST_PROP
};
static void soup_proxy_resolver_wk_init(SoupProxyResolverWk*)
{
}
static void soupProxyResolverWkFinalize(GObject* object)
{
SoupProxyResolverWkPrivate* priv = SOUP_PROXY_RESOLVER_WK_GET_PRIVATE(object);
g_clear_pointer(&priv->proxyURI, soup_uri_free);
G_OBJECT_CLASS(soup_proxy_resolver_wk_parent_class)->finalize(object);
}
static void soupProxyResolverWkSetProperty(GObject* object, uint propID, const GValue* value, GParamSpec* pspec)
{
SoupProxyResolverWkPrivate* priv = SOUP_PROXY_RESOLVER_WK_GET_PRIVATE(object);
switch (propID) {
case PROP_PROXY_URI: {
SoupURI* uri = static_cast<SoupURI*>(g_value_get_boxed(value));
if (priv->proxyURI)
soup_uri_free(priv->proxyURI);
priv->proxyURI = uri ? soup_uri_copy(uri) : 0;
break;
}
case PROP_NO_PROXY:
priv->noProxy = g_value_get_string(value);
priv->proxyExceptions.clear();
String::fromUTF8(priv->noProxy.data()).replaceWithLiteral(' ', "").split(',', priv->proxyExceptions);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, propID, pspec);
break;
}
}
static void soupProxyResolverWkGetProperty(GObject* object, uint propID, GValue* value, GParamSpec* pspec)
{
SoupProxyResolverWkPrivate* priv = SOUP_PROXY_RESOLVER_WK_GET_PRIVATE(object);
switch (propID) {
case PROP_PROXY_URI:
g_value_set_boxed(value, priv->proxyURI);
break;
case PROP_NO_PROXY:
g_value_set_string(value, priv->noProxy.data());
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, propID, pspec);
break;
}
}
static bool shouldBypassProxy(SoupProxyResolverWkPrivate* priv, SoupURI* uri)
{
const size_t exceptionCount = priv->proxyExceptions.size();
for (size_t i = 0; i < exceptionCount; ++i) {
if (String::fromUTF8(uri->host).endsWith(priv->proxyExceptions[i], false))
return true;
}
return false;
}
typedef struct {
SoupProxyURIResolver* proxyResolver;
SoupURI* uri;
SoupProxyURIResolverCallback callback;
void* userData;
} SoupWkAsyncData;
static gboolean idle_return_proxy_uri(void* data)
{
SoupWkAsyncData* ssad = static_cast<SoupWkAsyncData*>(data);
SoupProxyResolverWkPrivate* priv = SOUP_PROXY_RESOLVER_WK_GET_PRIVATE(ssad->proxyResolver);
SoupURI* proxyURI = 0;
if (!shouldBypassProxy(priv, ssad->uri))
proxyURI = priv->proxyURI;
ssad->callback(ssad->proxyResolver, SOUP_STATUS_OK, proxyURI, ssad->userData);
g_object_unref(ssad->proxyResolver);
soup_uri_free(ssad->uri);
g_slice_free(SoupWkAsyncData, ssad);
return false;
}
static void soupProxyResolverWkGetProxyURIAsync(SoupProxyURIResolver* proxyResolver, SoupURI* uri, GMainContext* asyncContext, GCancellable*, SoupProxyURIResolverCallback callback, void* userData)
{
SoupWkAsyncData* ssad;
ssad = g_slice_new0(SoupWkAsyncData);
ssad->proxyResolver = SOUP_PROXY_URI_RESOLVER(g_object_ref(proxyResolver));
ssad->uri = soup_uri_copy(uri);
ssad->callback = callback;
ssad->userData = userData;
soup_add_completion(asyncContext, idle_return_proxy_uri, ssad);
}
static uint soupProxyResolverWkGetProxyURISync(SoupProxyURIResolver* proxyResolver, SoupURI* uri, GCancellable*, SoupURI** proxyURI)
{
SoupProxyResolverWkPrivate* priv = SOUP_PROXY_RESOLVER_WK_GET_PRIVATE(proxyResolver);
if (!shouldBypassProxy(priv, uri))
*proxyURI = soup_uri_copy(priv->proxyURI);
return SOUP_STATUS_OK;
}
static void soup_proxy_resolver_wk_class_init(SoupProxyResolverWkClass* wkClass)
{
GObjectClass* object_class = G_OBJECT_CLASS(wkClass);
g_type_class_add_private(wkClass, sizeof(SoupProxyResolverWkPrivate));
object_class->set_property = soupProxyResolverWkSetProperty;
object_class->get_property = soupProxyResolverWkGetProperty;
object_class->finalize = soupProxyResolverWkFinalize;
g_object_class_install_property(object_class, PROP_PROXY_URI,
g_param_spec_boxed(SOUP_PROXY_RESOLVER_WK_PROXY_URI,
"Proxy URI",
"The HTTP Proxy to use",
SOUP_TYPE_URI,
static_cast<GParamFlags>(G_PARAM_READWRITE)));
g_object_class_install_property(object_class, PROP_NO_PROXY,
g_param_spec_string(SOUP_PROXY_RESOLVER_WK_NO_PROXY,
"Proxy exceptions",
"Comma-separated proxy exceptions",
defaultNoProxyValue,
static_cast<GParamFlags>(G_PARAM_READWRITE)));
}
static void soup_proxy_resolver_wk_interface_init(SoupProxyURIResolverInterface* proxy_uri_resolver_interface)
{
proxy_uri_resolver_interface->get_proxy_uri_async = soupProxyResolverWkGetProxyURIAsync;
proxy_uri_resolver_interface->get_proxy_uri_sync = soupProxyResolverWkGetProxyURISync;
}
SoupProxyURIResolver* soupProxyResolverWkNew(const char* httpProxy, const char* noProxy)
{
SoupURI* proxyURI = soup_uri_new(httpProxy);
SoupProxyURIResolver* resolver = SOUP_PROXY_URI_RESOLVER(g_object_new(SOUP_TYPE_PROXY_RESOLVER_WK,
SOUP_PROXY_RESOLVER_WK_PROXY_URI, proxyURI,
SOUP_PROXY_RESOLVER_WK_NO_PROXY, noProxy ? noProxy : defaultNoProxyValue,
0));
soup_uri_free(proxyURI);
return resolver;
}
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