When an idle socket is added back to a socket pool, check for stalled jobs in lower pools

net/socket/ssl_client_socket_pool.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/socket/ssl_client_socket_pool.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
@@ skipping 492 matching lines @@
     const std::string& ssl_session_cache_shard,
     ClientSocketFactory* client_socket_factory,
     TransportClientSocketPool* transport_pool,
     SOCKSClientSocketPool* socks_pool,
     HttpProxyClientSocketPool* http_proxy_pool,
     SSLConfigService* ssl_config_service,
     NetLog* net_log)
     : transport_pool_(transport_pool),
       socks_pool_(socks_pool),
       http_proxy_pool_(http_proxy_pool),
-      base_(max_sockets, max_sockets_per_group, histograms,
+      base_(this, max_sockets, max_sockets_per_group, histograms,
             ClientSocketPool::unused_idle_socket_timeout(),
             ClientSocketPool::used_idle_socket_timeout(),
             new SSLConnectJobFactory(transport_pool,
                                      socks_pool,
                                      http_proxy_pool,
                                      client_socket_factory,
                                      host_resolver,
                                      SSLClientSocketContext(
                                          cert_verifier,
                                          server_bound_cert_service,
                                          transport_security_state,
                                          ssl_session_cache_shard),
                                      net_log)),
       ssl_config_service_(ssl_config_service) {
   if (ssl_config_service_.get())
     ssl_config_service_->AddObserver(this);
   if (transport_pool_)
-    transport_pool_->AddLayeredPool(this);
+    base_.AddLowerLayeredPool(transport_pool_);
   if (socks_pool_)
-    socks_pool_->AddLayeredPool(this);
+    base_.AddLowerLayeredPool(socks_pool_);
   if (http_proxy_pool_)
-    http_proxy_pool_->AddLayeredPool(this);
+    base_.AddLowerLayeredPool(http_proxy_pool_);
 }
 
 SSLClientSocketPool::~SSLClientSocketPool() {
-  if (http_proxy_pool_)
-    http_proxy_pool_->RemoveLayeredPool(this);
-  if (socks_pool_)
-    socks_pool_->RemoveLayeredPool(this);
-  if (transport_pool_)
-    transport_pool_->RemoveLayeredPool(this);
   if (ssl_config_service_.get())
     ssl_config_service_->RemoveObserver(this);
 }
 
 scoped_ptr<ConnectJob>
 SSLClientSocketPool::SSLConnectJobFactory::NewConnectJob(
     const std::string& group_name,
     const PoolBase::Request& request,
     ConnectJob::Delegate* delegate) const {
   return scoped_ptr<ConnectJob>(
@@ skipping 40 matching lines @@
 void SSLClientSocketPool::ReleaseSocket(const std::string& group_name,
                                         scoped_ptr<StreamSocket> socket,
                                         int id) {
   base_.ReleaseSocket(group_name, socket.Pass(), id);
 }
 
 void SSLClientSocketPool::FlushWithError(int error) {
   base_.FlushWithError(error);
 }
 
-bool SSLClientSocketPool::IsStalled() const {
-  return base_.IsStalled() ||
-      (transport_pool_ && transport_pool_->IsStalled()) ||
-      (socks_pool_ && socks_pool_->IsStalled()) ||
-      (http_proxy_pool_ && http_proxy_pool_->IsStalled());
-}
-
 void SSLClientSocketPool::CloseIdleSockets() {
   base_.CloseIdleSockets();
 }
 
 int SSLClientSocketPool::IdleSocketCount() const {
   return base_.idle_socket_count();
 }
 
 int SSLClientSocketPool::IdleSocketCountInGroup(
     const std::string& group_name) const {
   return base_.IdleSocketCountInGroup(group_name);
 }
 
 LoadState SSLClientSocketPool::GetLoadState(
     const std::string& group_name, const ClientSocketHandle* handle) const {
   return base_.GetLoadState(group_name, handle);
 }
 
-void SSLClientSocketPool::AddLayeredPool(LayeredPool* layered_pool) {
-  base_.AddLayeredPool(layered_pool);
-}
-
-void SSLClientSocketPool::RemoveLayeredPool(LayeredPool* layered_pool) {
-  base_.RemoveLayeredPool(layered_pool);
-}
-
 base::DictionaryValue* SSLClientSocketPool::GetInfoAsValue(
     const std::string& name,
     const std::string& type,
     bool include_nested_pools) const {
   base::DictionaryValue* dict = base_.GetInfoAsValue(name, type);
   if (include_nested_pools) {
     base::ListValue* list = new base::ListValue();
     if (transport_pool_) {
       list->Append(transport_pool_->GetInfoAsValue("transport_socket_pool",
                                                    "transport_socket_pool",
@@ skipping 15 matching lines @@
 }
 
 base::TimeDelta SSLClientSocketPool::ConnectionTimeout() const {
   return base_.ConnectionTimeout();
 }
 
 ClientSocketPoolHistograms* SSLClientSocketPool::histograms() const {
   return base_.histograms();
 }
 
+bool SSLClientSocketPool::IsStalled() const {
+  return base_.IsStalled();
+}
+
+void SSLClientSocketPool::AddHigherLayeredPool(HigherLayeredPool* higher_pool) {
+  base_.AddHigherLayeredPool(higher_pool);
+}
+
+void SSLClientSocketPool::RemoveHigherLayeredPool(
+    HigherLayeredPool* higher_pool) {
+  base_.RemoveHigherLayeredPool(higher_pool);
+}
+
+bool SSLClientSocketPool::CloseOneIdleConnection() {
+  if (base_.CloseOneIdleSocket())
+    return true;
+  return base_.CloseOneIdleConnectionInHigherLayeredPool();
+}
+
 void SSLClientSocketPool::OnSSLConfigChanged() {
   FlushWithError(ERR_NETWORK_CHANGED);
 }
 
-bool SSLClientSocketPool::CloseOneIdleConnection() {
-  if (base_.CloseOneIdleSocket())
-    return true;
-  return base_.CloseOneIdleConnectionInLayeredPool();
-}
-
 }  // namespace net