Source/core/dom/ScriptElement.cpp - Issue 14949017: Implementation of W3C compliant CSP script-src nonce.

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Unified Diff: Source/core/dom/ScriptElement.cpp

Issue 14949017: Implementation of W3C compliant CSP script-src nonce. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Fixes from comments and nits from Adam and Mike. Created 7 years, 7 months ago

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Index: Source/core/dom/ScriptElement.cpp

diff --git a/Source/core/dom/ScriptElement.cpp b/Source/core/dom/ScriptElement.cpp

index b39ba0f764eb9a17d075831ea5b754571f123056..e179c91911b7f730fd9bb3a56422825e5b9a9322 100644

--- a/Source/core/dom/ScriptElement.cpp

+++ b/Source/core/dom/ScriptElement.cpp

@@ -254,8 +254,6 @@ bool ScriptElement::requestScript(const String& sourceUrl)

return false;

if (!m_element->inDocument() || m_element->document() != originalDocument)

return false;

- if (!m_element->document()->contentSecurityPolicy()->allowScriptNonce(m_element->fastGetAttribute(HTMLNames::nonceAttr), m_element->document()->url(), m_startLineNumber, m_element->document()->completeURL(sourceUrl)))

- return false;

ASSERT(!m_cachedScript);

if (!stripLeadingAndTrailingHTMLSpaces(sourceUrl).isEmpty()) {

@@ -293,10 +291,8 @@ void ScriptElement::executeScript(const ScriptSourceCode& sourceCode)

Frame* frame = document->frame();

bool shouldBypassMainWorldContentSecurityPolicy = (frame && frame->script()->shouldBypassMainWorldContentSecurityPolicy());

- if (!shouldBypassMainWorldContentSecurityPolicy && !document->contentSecurityPolicy()->allowScriptNonce(m_element->fastGetAttribute(HTMLNames::nonceAttr), document->url(), m_startLineNumber))

- return;

- if (!m_isExternalScript && (!shouldBypassMainWorldContentSecurityPolicy && !document->contentSecurityPolicy()->allowInlineScript(document->url(), m_startLineNumber)))

+ if (!m_isExternalScript && (!shouldBypassMainWorldContentSecurityPolicy && !document->contentSecurityPolicy()->allowInlineScript(m_element->fastGetAttribute(HTMLNames::nonceAttr), document->url(), m_startLineNumber)))

return;

if (m_isExternalScript && m_cachedScript && !m_cachedScript->mimeTypeAllowedByNosniff()) {