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// Custom *.sjs file specifically for the needs of Bug:
// Bug 663570 - Implement Content Security Policy via meta tag
const HTML_HEAD =
"<!DOCTYPE HTML>" +
"<html>" +
"<head>" +
"<meta charset='utf-8'>" +
"<title>Bug 663570 - Implement Content Security Policy via <meta> tag</title>";
const HTML_BODY =
"</head>" +
"<body>" +
"<img id='testimage' src='http://mochi.test:8888/tests/image/test/mochitest/blue.png'></img>" +
"<script type='application/javascript'>" +
" var myImg = document.getElementById('testimage');" +
" myImg.onload = function(e) {" +
" window.parent.postMessage({result: 'img-loaded'}, '*');" +
" };" +
" myImg.onerror = function(e) { " +
" window.parent.postMessage({result: 'img-blocked'}, '*');" +
" };" +
"</script>" +
"</body>" +
"</html>";
const META_CSP_BLOCK_IMG =
'<meta http-equiv="Content-Security-Policy" content="img-src \'none\'">';
const META_CSP_ALLOW_IMG =
'<meta http-equiv="Content-Security-Policy" content="img-src http://mochi.test:8888;">';
const HEADER_CSP_BLOCK_IMG = "img-src 'none';";
const HEADER_CSP_ALLOW_IMG = "img-src http://mochi.test:8888";
function handleRequest(request, response) {
// avoid confusing cache behaviors
response.setHeader("Cache-Control", "no-cache", false);
response.setHeader("Content-Type", "text/html", false);
var queryString = request.queryString;
if (queryString === "test1") {
/* load image without any CSP */
response.write(HTML_HEAD + HTML_BODY);
return;
}
if (queryString === "test2") {
/* load image where meta denies load */
response.write(HTML_HEAD + META_CSP_BLOCK_IMG + HTML_BODY);
return;
}
if (queryString === "test3") {
/* load image where meta allows load */
response.write(HTML_HEAD + META_CSP_ALLOW_IMG + HTML_BODY);
return;
}
if (queryString === "test4") {
/* load image where meta allows but header blocks */
response.setHeader("Content-Security-Policy", HEADER_CSP_BLOCK_IMG, false);
response.write(HTML_HEAD + META_CSP_ALLOW_IMG + HTML_BODY);
return;
}
if (queryString === "test5") {
/* load image where meta blocks but header allows */
response.setHeader("Content-Security-Policy", HEADER_CSP_ALLOW_IMG, false);
response.write(HTML_HEAD + META_CSP_BLOCK_IMG + HTML_BODY);
return;
}
if (queryString === "test6") {
/* load image where meta allows and header allows */
response.setHeader("Content-Security-Policy", HEADER_CSP_ALLOW_IMG, false);
response.write(HTML_HEAD + META_CSP_ALLOW_IMG + HTML_BODY);
return;
}
if (queryString === "test7") {
/* load image where meta1 allows but meta2 blocks */
response.write(
HTML_HEAD + META_CSP_ALLOW_IMG + META_CSP_BLOCK_IMG + HTML_BODY
);
return;
}
if (queryString === "test8") {
/* load image where meta1 allows and meta2 allows */
response.write(
HTML_HEAD + META_CSP_ALLOW_IMG + META_CSP_ALLOW_IMG + HTML_BODY
);
return;
}
// we should never get here, but just in case, return
// something unexpected
response.write("do'h");
}
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