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Introduce "cross-origin-isolated" permission #5752

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Merged
domenic merged 8 commits into from
Aug 12, 2020
Merged

Introduce "cross-origin-isolated" permission #5752

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b303ac8
Introduce "cross-origin-isolated" permission
yutakahirano Jul 22, 2020
a4857c6
fix
yutakahirano Jul 28, 2020
84435fa
fix
yutakahirano Aug 5, 2020
6915c76
fix
yutakahirano Aug 5, 2020
ad6f98d
fix
yutakahirano Aug 6, 2020
3ef2ba4
fix
yutakahirano Aug 7, 2020
3e68cd9
Rename and add note; other minor editorial tweaks
domenic Aug 7, 2020
cb23065
oops
domenic Aug 7, 2020
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60 changes: 58 additions & 2 deletions source
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Original file line number Diff line number Diff line change
Expand Up @@ -4197,6 +4197,10 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
<li>"<dfn data-x="autoplay-feature"><code data-x="">autoplay</code></dfn>", which has a <span
data-x="concept-default-allowlist">default allowlist</span> of <code
data-x="">'self'</code>.</li>
<li>"<dfn data-x="cross-origin-isolated-permission"><code
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data-x="">cross-origin-isolated</code></dfn>", which has a <span
data-x="concept-default-allowlist">default allowlist</span> of <code
data-x="">'self'</code>.</li>
<li>"<dfn data-x="document-domain-feature"><code data-x="">document-domain</code></dfn>", which
has a <span data-x="concept-default-allowlist">default allowlist</span> of <code
data-x="">*</code>.</li>
Expand Down Expand Up @@ -92550,8 +92554,27 @@ document.body.appendChild(frame)</code></pre>
origin">serialized</span>.</p>

<p>The <dfn data-x="dom-crossOriginIsolated"><code>crossOriginIsolated</code></dfn> getter steps
are to return the <span>surrounding agent</span>'s <span>agent cluster</span>'s <span>cross-origin
isolated</span>.</p>
are to return true if all of the following conditions are true, and false otherwise.</p>
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<ul>
<li><p><span>Surrounding agent</span>'s <span>agent cluster</span>'s <span>cross-origin
isolated</span> is true.</p></li>

<li>
<p>Any of the following conditions are true:</p>

<ul>
<li><p><span>this</span> is a <code>Window</code> object and its <span
data-x="concept-document-window">associated <code>Document</code></span> is <span>allowed to
use</span> the "<code
data-x="cross-origin-isolated-permission">cross-origin-isolated</code>" feature.</p></li>

<li><p><span>this</span> is a <code>WorkerGlobalScope</code> object and its asoociated <span
data-x="concept-WorkerGlobalScope-cross-origin-isolated-permission">cross-origin-isolated
permission</span> is true.</p></li>
</ul>
</li>
</ul>

</div>

Expand Down Expand Up @@ -98975,6 +98998,11 @@ interface <dfn>WorkerGlobalScope</dfn> : <span>EventTarget</span> {
data-dfn-for="WorkerGlobalScope" data-x="concept-WorkerGlobalScope-module-map">module map</dfn>.
It is a <span>module map</span>, initially empty.</p>

<p>A <code>WorkerGlobalScope</code> object has an associated <dfn data-export=""
data-dfn-for="WorkerGlobalScope"
data-x="concept-WorkerGlobalScope-cross-origin-isolated-permission">cross-origin-isolated
permission</dfn> boolean, initially true.</p>

</div>

<dl class="domintro">
Expand Down Expand Up @@ -99367,6 +99395,27 @@ interface <dfn>SharedWorkerGlobalScope</dfn> : <span>WorkerGlobalScope</span> {
</ol>
</li>

<li>
<p>Otherwise:</p>
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<ol>
<li><p>If <var>owner</var> is a <code>Window</code> object, then set <var>worker global
scope</var>'s <span
data-x="concept-WorkerGlobalScope-cross-origin-isolated-permission">cross-origin-isolated
permission</span> to whether <var>owner</var>'s <span
data-x="concept-document-window">associated <code>Document</code></span> is <span>allowed to
use</span> the "<code
data-x="cross-origin-isolated-permission">cross-origin-isolated</code>" feature.</p></li>

<li><p>If <var>owner</var> is a <code>WorkerGlobalScope</code> object, then set <var>worker
global scope</var>'s <span
data-x="concept-WorkerGlobalScope-cross-origin-isolated-permission">cross-origin-isolated
permission</span> to <var>owner</var>'s <span
data-x="concept-WorkerGlobalScope-cross-origin-isolated-permission">cross-origin-isolated
permission</span>.</p></li>
</ol>
</li>

<li><p>Let <var>destination</var> be "<code data-x="">sharedworker</code>" if <var>is
shared</var> is true, and "<code data-x="">worker</code>" otherwise.</p></li>

Expand Down Expand Up @@ -99410,6 +99459,13 @@ interface <dfn>SharedWorkerGlobalScope</dfn> : <span>WorkerGlobalScope</span> {
<span data-x="parse-referrer-policy-header">parsing the `<code>Referrer-Policy</code>`
header</span> of <var>response</var>.</p></li>

<li><p>If <var>is shared</var> is false and <var>response</var>'s
<span data-x="concept-response-url">url</span>'s <span
data-x="concept-url-scheme">scheme</span> is "<code data-x="">data</code>", then set
<var>worker global scope</var>'s <span
data-x="concept-WorkerGlobalScope-cross-origin-isolated-permission">cross-origin-isolated
permission</span> to false.

<li><p>If <var>response</var>'s <span data-x="concept-response-url">url</span>'s <span
data-x="concept-url-scheme">scheme</span> is a <span>local scheme</span>, then set
<var>worker global scope</var>'s <span
Expand Down
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