subsumption_algorithm-hashes.html (4761B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <title>Embedded Enforcement: Subsumption Algorithm - Hashes.</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="support/testharness-helper.sub.js"></script> 8 </head> 9 <body> 10 <script> 11 var tests = [ 12 { "name": "'sha256-abc123' is properly subsumed.", 13 "required_csp": "style-src 'sha256-abc123'", 14 "returned_csp_1": "style-src 'sha256-abc123'", 15 "expected": IframeLoad.EXPECT_LOAD }, 16 { "name": "Returned should not include hashes not present in required csp.", 17 "required_csp": "style-src http://example.com", 18 "returned_csp_1": "style-src 'sha256-abc123'", 19 "expected": IframeLoad.EXPECT_BLOCK }, 20 { "name": "'sha256-abc123' is properly subsumed with other sources.", 21 "required_csp": "style-src http://example1.com/foo/ 'self' 'unsafe-hashed-attributes' 'strict-dynamic' 'sha256-abc123'", 22 "returned_csp_1": "style-src http://example1.com/foo/bar.html 'sha256-abc123'", 23 "expected": IframeLoad.EXPECT_LOAD }, 24 { "name": "Hashes do not have to be present in returned csp.", 25 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 26 "returned_csp_1": "style-src http://example1.com/foo/", 27 "expected": IframeLoad.EXPECT_LOAD }, 28 { "name": "Hashes do not have to be present in returned csp but must not allow all inline behavior.", 29 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 30 "returned_csp_1": "style-src http://example1.com/foo/ 'unsafe-inline'", 31 "expected": IframeLoad.EXPECT_BLOCK }, 32 { "name": "Other expressions have to be subsumed.", 33 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 34 "returned_csp_1": "style-src http://example1.com/foo/ 'unsafe-eval' 'sha256-abc123'", 35 "expected": IframeLoad.EXPECT_BLOCK }, 36 { "name": "Other expressions have to be subsumed but 'unsafe-inline' gets ignored.", 37 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 38 "returned_csp_1": "style-src http://example1.com/foo/ 'unsafe-inline' 'sha256-abc123'", 39 "expected": IframeLoad.EXPECT_LOAD }, 40 { "name": "Effective policy is properly found.", 41 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 42 "returned_csp_1": "style-src http://example1.com/foo/ 'unsafe-hashed-attributes' 'sha256-abc123'", 43 "returned_csp_2": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 44 "expected": IframeLoad.EXPECT_LOAD }, 45 { "name": "Required csp must allow 'sha256-abc123'.", 46 "required_csp": "style-src http://example1.com/foo/ 'self'", 47 "returned_csp_1": "style-src http://example1.com/foo/ 'self' 'sha256-abc123'", 48 "expected": IframeLoad.EXPECT_BLOCK }, 49 { "name": "Effective policy is properly found where 'sha256-abc123' is not subsumed.", 50 "required_csp": "style-src http://example1.com/foo/ 'self'", 51 "returned_csp_1": "style-src 'unsafe-hashed-attributes' 'sha256-abc123'", 52 "returned_csp_2": "style-src 'sha256-abc123' 'unsafe-inline'", 53 "expected": IframeLoad.EXPECT_BLOCK }, 54 { "name": "'sha256-abc123' is not subsumed by 'sha256-abc456'.", 55 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc456'", 56 "returned_csp_1": "style-src 'unsafe-hashed-attributes' 'sha256-abc123'", 57 "returned_csp_2": "style-src 'sha256-abc123' 'unsafe-inline'", 58 "expected": IframeLoad.EXPECT_BLOCK }, 59 { "name": "Effective policy now does not allow 'sha256-abc123'.", 60 "required_csp": "style-src http://example1.com/foo/ 'self' 'sha256-abc456'", 61 "returned_csp_1": "style-src 'unsafe-hashed-attributes' 'sha256-abc123' 'sha256-abc456'", 62 "returned_csp_2": "style-src 'sha256-abc456' 'unsafe-inline'", 63 "expected": IframeLoad.EXPECT_LOAD }, 64 { "name": "Effective policy is properly found where 'sha256-abc123' is not part of it.", 65 "required_csp": "style-src http://example1.com/foo/ 'self'", 66 "returned_csp_1": "style-src 'unsafe-hashed-attributes' 'self'", 67 "returned_csp_2": "style-src 'sha256-abc123' 'self'", 68 "expected": IframeLoad.EXPECT_LOAD }, 69 ]; 70 tests.forEach(test => { 71 async_test(t => { 72 var url = generateUrlWithPolicies(Host.CROSS_ORIGIN, test.returned_csp_1); 73 if (test.returned_csp_2) 74 url.searchParams.append("policy2", test.returned_csp_2); 75 assert_iframe_with_csp(t, url, test.required_csp, test.expected, test.name, null); 76 }, test.name); 77 }); 78 </script> 79 </body> 80 </html>