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-rw-r--r--indra/llmessage/llproxy.cpp72
-rw-r--r--indra/llmessage/llproxy.h21
-rw-r--r--indra/llmessage/llurlrequest.cpp3
3 files changed, 62 insertions, 34 deletions
diff --git a/indra/llmessage/llproxy.cpp b/indra/llmessage/llproxy.cpp
index 6040472cba..d34ad1a811 100644
--- a/indra/llmessage/llproxy.cpp
+++ b/indra/llmessage/llproxy.cpp
@@ -59,7 +59,10 @@ LLProxy::LLProxy():
mAuthMethodSelected(METHOD_NOAUTH),
mSocksUsername(),
mSocksPassword(),
- mPool(gAPRPoolp)
+ mPool(gAPRPoolp),
+ mSOCKSAuthStrings(),
+ mHTTPProxyAddrStrings(),
+ mProxyMutex(0)
{
}
@@ -71,7 +74,7 @@ LLProxy::~LLProxy()
// Delete c_str versions of the addresses and credentials.
for_each(mSOCKSAuthStrings.begin(), mSOCKSAuthStrings.end(), DeletePointerArray());
- for_each(mSOCKSAddrStrings.begin(), mSOCKSAddrStrings.end(), DeletePointerArray());
+ for_each(mHTTPProxyAddrStrings.begin(), mHTTPProxyAddrStrings.end(), DeletePointerArray());
}
// Perform a SOCKS 5 authentication and UDP association to the proxy
@@ -211,7 +214,7 @@ void LLProxy::stopProxy()
if (LLPROXY_SOCKS == mProxyType)
{
- sHTTPProxyEnabled = false;
+ void disableHTTPProxy();
}
if (mProxyControlChannel)
@@ -234,42 +237,61 @@ void LLProxy::setAuthPassword(const std::string &username, const std::string &pa
U32 size = username.length() + password.length() + 2;
char* curl_auth_string = new char[size];
snprintf(curl_auth_string, size, "%s:%s", username.c_str(), password.c_str());
+
+ LLMutexLock lock(&mProxyMutex);
mSOCKSAuthStrings.push_back(curl_auth_string);
}
void LLProxy::enableHTTPProxy(LLHost httpHost, LLHttpProxyType type)
{
+ LLMutexLock lock(&mProxyMutex);
+
sHTTPProxyEnabled = true;
mHTTPProxy = httpHost;
mProxyType = type;
U32 size = httpHost.getIPString().length() + 1;
- char* socks_addr_string = new char[size];
- strncpy(socks_addr_string, httpHost.getIPString().c_str(), size);
- mSOCKSAddrStrings.push_back(socks_addr_string);
+ char* http_addr_string = new char[size];
+ strncpy(http_addr_string, httpHost.getIPString().c_str(), size);
+ mHTTPProxyAddrStrings.push_back(http_addr_string);
+}
+
+void LLProxy::enableHTTPProxy()
+{
+ LLMutexLock lock(&mProxyMutex);
+
+ sHTTPProxyEnabled = true;
+}
+
+void LLProxy::disableHTTPProxy()
+{
+ LLMutexLock lock(&mProxyMutex);
+
+ sHTTPProxyEnabled = false;
}
//static
void LLProxy::cleanupClass()
{
- LLProxy::getInstance()->stopProxy();
+ getInstance()->stopProxy();
+ deleteSingleton();
}
// Apply proxy settings to CuRL request if either type of HTTP proxy is enabled.
void LLProxy::applyProxySettings(LLCurl::Easy* handle)
{
- if (LLProxy::getInstance()->isHTTPProxyEnabled())
+ if (sHTTPProxyEnabled)
{
- std::string address = LLProxy::getInstance()->getHTTPProxy().getIPString();
- U16 port = LLProxy::getInstance()->getHTTPProxy().getPort();
+ std::string address = mHTTPProxy.getIPString();
+ U16 port = mHTTPProxy.getPort();
handle->setoptString(CURLOPT_PROXY, address.c_str());
handle->setopt(CURLOPT_PROXYPORT, port);
- if (LLProxy::getInstance()->getHTTPProxyType() == LLPROXY_SOCKS)
+ if (mProxyType == LLPROXY_SOCKS)
{
handle->setopt(CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
- if (LLProxy::getInstance()->getSelectedAuthMethod() == METHOD_PASSWORD)
+ if (mAuthMethodSelected == METHOD_PASSWORD)
{
- handle->setoptString(CURLOPT_PROXYUSERPWD, LLProxy::getInstance()->getProxyUserPwdCURL());
+ handle->setoptString(CURLOPT_PROXYUSERPWD, getProxyUserPwdCURL());
}
}
else
@@ -281,18 +303,18 @@ void LLProxy::applyProxySettings(LLCurl::Easy* handle)
void LLProxy::applyProxySettings(LLCurlEasyRequest* handle)
{
- if (LLProxy::getInstance()->isHTTPProxyEnabled())
+ if (sHTTPProxyEnabled)
{
- std::string address = LLProxy::getInstance()->getHTTPProxy().getIPString();
- U16 port = LLProxy::getInstance()->getHTTPProxy().getPort();
+ std::string address = mHTTPProxy.getIPString();
+ U16 port = mHTTPProxy.getPort();
handle->setoptString(CURLOPT_PROXY, address.c_str());
handle->setopt(CURLOPT_PROXYPORT, port);
- if (LLProxy::getInstance()->getHTTPProxyType() == LLPROXY_SOCKS)
+ if (mProxyType == LLPROXY_SOCKS)
{
handle->setopt(CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
- if (LLProxy::getInstance()->getSelectedAuthMethod() == METHOD_PASSWORD)
+ if (mAuthMethodSelected == METHOD_PASSWORD)
{
- handle->setoptString(CURLOPT_PROXYUSERPWD, LLProxy::getInstance()->getProxyUserPwdCURL());
+ handle->setoptString(CURLOPT_PROXYUSERPWD, getProxyUserPwdCURL());
}
}
else
@@ -304,17 +326,17 @@ void LLProxy::applyProxySettings(LLCurlEasyRequest* handle)
void LLProxy::applyProxySettings(CURL* handle)
{
- if (LLProxy::getInstance()->isHTTPProxyEnabled())
+ LLMutexLock lock(&mProxyMutex);
+ if (sHTTPProxyEnabled)
{
- check_curl_code(curl_easy_setopt(handle, CURLOPT_PROXY, mSOCKSAddrStrings.back()));
-
- U16 port = LLProxy::getInstance()->getHTTPProxy().getPort();
+ check_curl_code(curl_easy_setopt(handle, CURLOPT_PROXY, mHTTPProxyAddrStrings.back()));
+ U16 port = mHTTPProxy.getPort();
check_curl_code(curl_easy_setopt(handle, CURLOPT_PROXYPORT, port));
- if (LLProxy::getInstance()->getHTTPProxyType() == LLPROXY_SOCKS)
+ if (mProxyType == LLPROXY_SOCKS)
{
check_curl_code(curl_easy_setopt(handle, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5));
- if (LLProxy::getInstance()->getSelectedAuthMethod() == METHOD_PASSWORD)
+ if (mAuthMethodSelected == METHOD_PASSWORD)
{
check_curl_code(curl_easy_setopt(handle, CURLOPT_PROXYUSERPWD, mSOCKSAuthStrings.back()));
}
diff --git a/indra/llmessage/llproxy.h b/indra/llmessage/llproxy.h
index 7d1431a4b3..df1ec9121e 100644
--- a/indra/llmessage/llproxy.h
+++ b/indra/llmessage/llproxy.h
@@ -32,6 +32,7 @@
#include "lliosocket.h"
#include "llmemory.h"
#include "llsingleton.h"
+#include "llthread.h"
#include <string>
// Error codes returned from the StartProxy method
@@ -190,9 +191,10 @@ public:
// Proxy HTTP packets via httpHost, which can be a SOCKS 5 or a HTTP proxy
// as specified in type
void enableHTTPProxy(LLHost httpHost, LLHttpProxyType type);
+ void enableHTTPProxy();
// Stop proxying HTTP packets
- void disableHTTPProxy() { sHTTPProxyEnabled = false; }
+ void disableHTTPProxy();
// Get the UDP proxy address and port
LLHost getUDPProxy() const { return mUDPProxy; }
@@ -218,16 +220,17 @@ public:
void applyProxySettings(LLCurlEasyRequest* handle);
private:
-
// Open a communication channel to the SOCKS 5 proxy proxy, at port messagePort
S32 proxyHandshake(LLHost proxy, U32 messagePort);
+private:
// socket handle to proxy TCP control channel
LLSocket::ptr_t mProxyControlChannel;
- // is the UDP proxy enabled?
+ // Is the UDP proxy enabled?
static bool sUDPProxyEnabled;
- // is the http proxy enabled?
+ // Is the HTTP proxy enabled?
+ // Do not toggle directly, use enableHTTPProxy() and disableHTTPProxy()
static bool sHTTPProxyEnabled;
// currently selected http proxy type
@@ -235,7 +238,7 @@ private:
// UDP proxy address and port
LLHost mUDPProxy;
- // TCP Proxy control channel address and port
+ // TCP proxy control channel address and port
LLHost mTCPProxy;
// HTTP proxy address and port
LLHost mHTTPProxy;
@@ -248,9 +251,13 @@ private:
// SOCKS 5 password
std::string mSocksPassword;
- // Vectors to store valid pointers to string options that have been passed to CURL requests.
+ // Vectors to store valid pointers to string options that might have been set on CURL requests.
+ // This results in a behavior similar to LLCurl::Easy::setoptstring()
std::vector<char*> mSOCKSAuthStrings;
- std::vector<char*> mSOCKSAddrStrings;
+ std::vector<char*> mHTTPProxyAddrStrings;
+
+ // Mutex to protect members in cross-thread calls to applyProxySettings()
+ LLMutex mProxyMutex;
// APR pool for the socket
apr_pool_t* mPool;
diff --git a/indra/llmessage/llurlrequest.cpp b/indra/llmessage/llurlrequest.cpp
index 6fe9dce7d3..528830dc56 100644
--- a/indra/llmessage/llurlrequest.cpp
+++ b/indra/llmessage/llurlrequest.cpp
@@ -228,8 +228,7 @@ void LLURLRequest::useProxy(bool use_proxy)
}
}
-
- lldebugs << "use_proxy = " << (use_proxy?'Y':'N') << ", env_proxy = " << (env_proxy ? env_proxy : "(null)") << llendl;
+ LL_DEBUGS("Proxy") << "use_proxy = " << (use_proxy?'Y':'N') << ", env_proxy = " << (env_proxy ? env_proxy : "(null)") << LL_ENDL;
if (env_proxy && use_proxy)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-21 14:48:23 +0000