9f170464e1
This change goes a long way to prepare for removing NetworkDelegate from URLRequestContext. TBR=sky@chromium.org, michaeln@chromium.org, benjhayden@chromium.org, brettw@chromium.org, ben@chromium.org, davemoore@chromium.org, zelidrag@chromium.org, mnissler@chromium.org, thestig@chromium.org, asargent@chromium.org, jhawkins@chromium.org, bulach@chromium.org BUG=crbug.com/142945 Review URL: https://chromiumcodereview.appspot.com/10855209 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@153133 0039d316-1c4b-4281-b951-d872f2087c98
122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
// 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 "content/browser/tcmalloc_internals_request_job.h"
|
|
|
|
#include "base/allocator/allocator_extension.h"
|
|
#include "content/common/child_process_messages.h"
|
|
#include "content/public/browser/browser_child_process_host_iterator.h"
|
|
#include "content/public/browser/browser_thread.h"
|
|
#include "content/public/browser/render_process_host.h"
|
|
#include "content/public/common/process_type.h"
|
|
#include "net/base/net_errors.h"
|
|
|
|
namespace content {
|
|
|
|
// static
|
|
AboutTcmallocOutputs* AboutTcmallocOutputs::GetInstance() {
|
|
return Singleton<AboutTcmallocOutputs>::get();
|
|
}
|
|
|
|
AboutTcmallocOutputs::AboutTcmallocOutputs() {}
|
|
|
|
AboutTcmallocOutputs::~AboutTcmallocOutputs() {}
|
|
|
|
void AboutTcmallocOutputs::OnStatsForChildProcess(
|
|
base::ProcessId pid, ProcessType process_type,
|
|
const std::string& output) {
|
|
std::string header = GetProcessTypeNameInEnglish(process_type);
|
|
base::StringAppendF(&header, " PID %d", static_cast<int>(pid));
|
|
SetOutput(header, output);
|
|
}
|
|
|
|
void AboutTcmallocOutputs::SetOutput(const std::string& header,
|
|
const std::string& output) {
|
|
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
|
|
|
|
outputs_[header] = output;
|
|
}
|
|
|
|
void AboutTcmallocOutputs::DumpToHTMLTable(std::string* data) {
|
|
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
|
|
|
|
data->append("<table width=\"100%\">\n");
|
|
for (AboutTcmallocOutputsType::const_iterator oit = outputs_.begin();
|
|
oit != outputs_.end();
|
|
oit++) {
|
|
data->append("<tr><td bgcolor=\"yellow\">");
|
|
data->append(oit->first);
|
|
data->append("</td></tr>\n");
|
|
data->append("<tr><td><pre>\n");
|
|
data->append(oit->second);
|
|
data->append("</pre></td></tr>\n");
|
|
}
|
|
data->append("</table>\n");
|
|
outputs_.clear();
|
|
}
|
|
|
|
TcmallocInternalsRequestJob::TcmallocInternalsRequestJob(
|
|
net::URLRequest* request, net::NetworkDelegate* network_delegate)
|
|
: net::URLRequestSimpleJob(request, network_delegate) {
|
|
}
|
|
|
|
#if defined(USE_TCMALLOC)
|
|
void RequestTcmallocStatsFromChildRenderProcesses() {
|
|
RenderProcessHost::iterator it(RenderProcessHost::AllHostsIterator());
|
|
while (!it.IsAtEnd()) {
|
|
it.GetCurrentValue()->Send(new ChildProcessMsg_GetTcmallocStats);
|
|
it.Advance();
|
|
}
|
|
}
|
|
|
|
void AboutTcmalloc(std::string* data) {
|
|
data->append("<!DOCTYPE html>\n<html>\n<head>\n");
|
|
data->append(
|
|
"<meta http-equiv=\"X-WebKit-CSP\" content=\"object-src 'none'; "
|
|
"script-src 'none' 'unsafe-eval'\">");
|
|
data->append("<title>tcmalloc stats</title>");
|
|
data->append("</head><body>");
|
|
|
|
// Display any stats for which we sent off requests the last time.
|
|
data->append("<p>Stats as of last page load;");
|
|
data->append("reload to get stats as of this page load.</p>\n");
|
|
data->append("<table width=\"100%\">\n");
|
|
|
|
AboutTcmallocOutputs::GetInstance()->DumpToHTMLTable(data);
|
|
|
|
data->append("</body></html>\n");
|
|
|
|
// Populate the collector with stats from the local browser process
|
|
// and send off requests to all the renderer processes.
|
|
char buffer[1024 * 32];
|
|
base::allocator::GetStats(buffer, sizeof(buffer));
|
|
std::string browser("Browser");
|
|
AboutTcmallocOutputs::GetInstance()->SetOutput(browser, buffer);
|
|
|
|
for (BrowserChildProcessHostIterator iter; !iter.Done(); ++iter) {
|
|
iter.Send(new ChildProcessMsg_GetTcmallocStats);
|
|
}
|
|
|
|
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
|
|
&RequestTcmallocStatsFromChildRenderProcesses));
|
|
}
|
|
#endif
|
|
|
|
int TcmallocInternalsRequestJob::GetData(
|
|
std::string* mime_type,
|
|
std::string* charset,
|
|
std::string* data,
|
|
const net::CompletionCallback& callback) const {
|
|
mime_type->assign("text/html");
|
|
charset->assign("UTF8");
|
|
|
|
data->clear();
|
|
#if defined(USE_TCMALLOC)
|
|
AboutTcmalloc(data);
|
|
#endif
|
|
return net::OK;
|
|
}
|
|
|
|
} // namespace content
|