From d0cef76cff1ac05f30a41ab9ab39e069bcc46a26 Mon Sep 17 00:00:00 2001 From: Wouter Wijngaards Date: Fri, 18 Sep 2009 10:13:06 +0000 Subject: [PATCH] Pick up revocations even if not normally validly signed. git-svn-id: file:///svn/unbound/trunk@1842 be551aaa-1e26-0410-a405-d3ace91eadb9 --- doc/Changelog | 1 + testdata/autotrust_revoked_use.rpl | 371 ++++++++++++++++++++ testdata/autotrust_revoked_with_invalid.rpl | 112 ++++++ testdata/autotrust_valid_use.rpl | 281 +++++++++++++++ validator/autotrust.c | 54 ++- validator/autotrust.h | 6 +- 6 files changed, 823 insertions(+), 2 deletions(-) create mode 100644 testdata/autotrust_revoked_use.rpl create mode 100644 testdata/autotrust_revoked_with_invalid.rpl create mode 100644 testdata/autotrust_valid_use.rpl diff --git a/doc/Changelog b/doc/Changelog index 548a5caa2..fbd45f5c8 100644 --- a/doc/Changelog +++ b/doc/Changelog @@ -1,6 +1,7 @@ 18 September 2009: Wouter - autotrust tests, fix trustpoint timer deletion code. fix count of valid anchors during missing remove. + - autotrust: pick up REVOKE even if not signed with known other keys. 17 September 2009: Wouter - fix compile of unbound-host when --enable-alloc-checks. diff --git a/testdata/autotrust_revoked_use.rpl b/testdata/autotrust_revoked_use.rpl new file mode 100644 index 000000000..b4004598c --- /dev/null +++ b/testdata/autotrust_revoked_use.rpl @@ -0,0 +1,371 @@ +; config options +server: + target-fetch-policy: "0 0 0 0 0" + log-time-ascii: yes +stub-zone: + name: "." + stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET. +; initial content (say from dig example.com DNSKEY > example.com.key) +AUTOTRUST_FILE example.com +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +AUTOTRUST_END +CONFIG_END + +SCENARIO_BEGIN Test autotrust with use of revoked key + +; K-ROOT +RANGE_BEGIN 0 100 + ADDRESS 193.0.14.129 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id copy_query +REPLY QR AA +SECTION QUESTION +. IN NS +SECTION ANSWER +. IN NS k.root-servers.net. +SECTION ADDITIONAL +k.root-servers.net IN A 193.0.14.129 +ENTRY_END + +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR +SECTION QUESTION +com. IN NS +SECTION AUTHORITY +com. IN NS a.gtld-servers.net. +SECTION ADDITIONAL +a.gtld-servers.net. IN A 192.5.6.30 +ENTRY_END +RANGE_END + +; a.gtld-servers.net. +RANGE_BEGIN 0 100 + ADDRESS 192.5.6.30 +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR +SECTION QUESTION +example.com. IN NS +SECTION AUTHORITY +example.com. IN NS ns.example.com. +SECTION ADDITIONAL +ns.example.com. IN A 1.2.3.4 +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 +RANGE_BEGIN 0 10 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +www.example.com. IN A +SECTION ANSWER +www.example.com. 3600 IN A 10.20.30.40 +www.example.com. 3600 IN RRSIG A 5 3 3600 20090924111500 20090821111500 30899 example.com. pYGxVLsWUvOp1wSf0iwPap+JnECfC5GAm1lRqy3YEqecNGld7U7x/5Imo3CerbdZrVptUQs2oH0lcjwYJXMnsw== ;{id = 30899} +SECTION AUTHORITY +example.com. 3600 IN NS ns.example.com. +example.com. 3600 IN RRSIG NS 5 2 3600 20090924111500 20090821111500 30899 example.com. J5wxRq0jgwQL6yy530kvo9cHqNAUHV8IF4dvaYZL0bNraO2Oe6dVXqlJl4+cxNHI2TMsstwFPr2Zz8tv6Az2mQ== ;{id = 30899} +SECTION ADDITIONAL +ns.example.com. 3600 IN A 1.2.3.4 +ns.example.com. 3600 IN RRSIG A 5 3 3600 20090924111500 20090821111500 30899 example.com. JsXbS18oyc0zkVaOWGSFdIQuOsZKflT0GraT9afDPoWLCgH4ApF7jNgfJV7Pqy1sTBRajME5IUAhpANwGBuW4A== ;{id = 30899} +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20090924111500 20090821111500 30899 example.com. b/HK231jIQLX8IhlZfup3r0yhpXaasbPE6LzxoEVVvWaTZWcLmeV8jDIcn0qO7Yvs7bIJN20lwVAV0GcHH3hWQ== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20090924111500 20090821111500 55582 example.com. PCHme1QLoULxqjhg5tMlpR0qJlBfstEUVq18TtNoKQe9le1YhJ9caheXcTWoK+boLhXxg9u6Yyvq8FboQh0OjA== ;{id = 55582} +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 and 60946 +RANGE_BEGIN 11 40 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091024111500 20090921111500 30899 example.com. rkaCUpTFPWVu4Om5oMTR+39Mct6ZMs56xrE0rbxMMOokfvIQheIxsAEc5BFJeA/2y5WTewl6diCD6yQXCybrDg== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091024111500 20090921111500 55582 example.com. CoMon+lWPAsUvgfpCTDPx8Zn8dQpky3lu2O6T+oJ2Mat9a/u1YwGhSQHGPn7ZNG/4vKM97tx84sSlUGz3geD1w== ;{id = 55582} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091024111500 20090921111500 60946 example.com. o+Cbs7DcYPYlSLd4hi3vkSVQpXGnKgKSi9MpHGfu1Uahv5190U2DUOxP1du/HOYbf+IHYL8zLbMZjVEG5wgnTg== ;{id = 60946} +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 and 60946 (signatures updated) +RANGE_BEGIN 41 50 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 30899 example.com. rkaCUpTFPWVu4Om5oMTR+39Mct6ZMs56xrE0rbxMMOokfvIQheIxsAEc5BFJeA/2y5WTewl6diCD6yQXCybrDg== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 55582 example.com. v/HJbdpeVMpbhwYXrT1EDGpAFMvEgdKQII1cAbP6o8KHYNKDh8TIJ25/pXe3daEXfej6/Z5kpqJ79okPKUoi1Q== ;{id = 55582} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 60946 example.com. HgXol1hdvbomOM1CFRW8qsHd3D0qOnN72EeMHTcpxIBBiuNLKZn4n1M14Voxj3vo0eAMNuG/y7EjQkxKvSsaDA== ;{id = 60946} +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582-REVOKED and 60946 +RANGE_BEGIN 51 60 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 385 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55710 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 30899 example.com. qLKZUJEi3ajSJ4/b7xl0BwhzW6JtjsojpZ+2nUx1PvaeQVoTmyWxjxc2tAmJGcBPqMqzeY470xvyMDvGTOiQCQ== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 55710 example.com. EW2YB+2yNX9LTNDPVwkcGnRTTx38pOiwBaixdwxmDgqWKXLDLM6Kd2Xv9tveS39RnSZ5H1inRXE55q+rL6Re3g== ;{id = 55710} +; wrong keytag: +;example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 55582 example.com. nH/6HauVJI4GGz78UoK/38cOOrEqsYZP0jFzfCC3OyIlclVTjAFvjVPlVMGK7sA5Nw1v20YtFTQkXZgbrRuInQ== ;{id = 55582} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 60946 example.com. xKSBZr4vOsEUKlVoNb6SOV69DM7xFOJI4gPFKq5Tv4APIMJ/9G3odoDmNcLCVyYGzhoDik5hciJnZio6UHgzAA== ;{id = 60946} +ENTRY_END +RANGE_END + +; ns.example.com. KSK 60946 and also KSK 55582 resurrected +RANGE_BEGIN 61 70 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 30899 example.com. jTB+ID5gp3U+cxedEPpRvM3tegrBFuVjGR7y9IL+olrtbs5Yr3qeANJwbfO1WVAWiG+EtG876uHny9epo/tlhQ== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 60946 example.com. p6lOsJpkmZUbj1KCSwzxip0NbK0SnjV1LKLayqkWTDiVNkTYHHLHHJfOU8Grb63SDTsZ5lyDocIwJSUBiKuhig== ;{id = 60946} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 55582 example.com. NsC5s2quifzA7yQBnbroWHJ9rHfSrBo0V7+c+kZoii2cViOm8636uqcWlaNTqNtD5UI6vzQ5zXF4P8JGoac6ZQ== ;{id = 55582} + +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 used on its own +; so no signature from a real key, only signatures by REVOKED keys +RANGE_BEGIN 71 80 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 30899 example.com. jTB+ID5gp3U+cxedEPpRvM3tegrBFuVjGR7y9IL+olrtbs5Yr3qeANJwbfO1WVAWiG+EtG876uHny9epo/tlhQ== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091224111500 20091118111500 55582 example.com. NsC5s2quifzA7yQBnbroWHJ9rHfSrBo0V7+c+kZoii2cViOm8636uqcWlaNTqNtD5UI6vzQ5zXF4P8JGoac6ZQ== ;{id = 55582} +ENTRY_END +RANGE_END + +; set date/time to Aug 24 09:46:40 (2009). +STEP 5 TIME_PASSES ELAPSE 1251100000 +STEP 6 TRAFFIC ; the initial probe +STEP 7 ASSIGN t0 = ${time} +STEP 8 ASSIGN probe0 = ${range 4800 ${timeout} 5400} + +; the auto probing should have been done now. +STEP 10 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t0} ;;${ctime $t0} +;;last_success: ${$t0} ;;${ctime $t0} +;;next_probe_time: ${$t0 + $probe0} ;;${ctime $t0 + $probe0} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; key prepublished. First poll. 30 days later +STEP 11 TIME_PASSES EVAL ${30*24*3600} +STEP 12 TRAFFIC +STEP 13 ASSIGN t1 = ${time} +STEP 14 ASSIGN probe1 = ${range 4800 ${timeout} 5400} +STEP 15 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t1} ;;${ctime $t1} +;;last_success: ${$t1} ;;${ctime $t1} +;;next_probe_time: ${$t1 + $probe1} ;;${ctime $t1 + $probe1} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=1 [ ADDPEND ] ;;count=1 ;;lastchange=${$t1} ;;${ctime $t1} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; Second poll. 10 days later +STEP 21 TIME_PASSES EVAL ${10*24*3600} +STEP 22 TRAFFIC +STEP 23 ASSIGN t2 = ${time} +STEP 24 ASSIGN probe2 = ${range 4800 ${timeout} 5400} +STEP 25 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t2} ;;${ctime $t2} +;;last_success: ${$t2} ;;${ctime $t2} +;;next_probe_time: ${$t2 + $probe2} ;;${ctime $t2 + $probe2} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=1 [ ADDPEND ] ;;count=2 ;;lastchange=${$t1} ;;${ctime $t1} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; Third poll. 10 days later +STEP 31 TIME_PASSES EVAL ${10*24*3600} +STEP 32 TRAFFIC +STEP 33 ASSIGN t3 = ${time} +STEP 34 ASSIGN probe3 = ${range 4800 ${timeout} 5400} +STEP 35 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t3} ;;${ctime $t3} +;;last_success: ${$t3} ;;${ctime $t3} +;;next_probe_time: ${$t3 + $probe3} ;;${ctime $t3 + $probe3} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=1 [ ADDPEND ] ;;count=3 ;;lastchange=${$t1} ;;${ctime $t1} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; 11 days later, hold down has lapsed. +STEP 41 TIME_PASSES EVAL ${11*24*3600} +STEP 42 TRAFFIC +STEP 43 ASSIGN t4 = ${time} +STEP 44 ASSIGN probe4 = ${range 4800 ${timeout} 5400} +STEP 45 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t4} ;;${ctime $t4} +;;last_success: ${$t4} ;;${ctime $t4} +;;next_probe_time: ${$t4 + $probe4} ;;${ctime $t4 + $probe4} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t4} ;;${ctime $t4} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; 30 days later, the old key is revoked +STEP 51 TIME_PASSES EVAL ${30*24*3600} +STEP 52 TRAFFIC +STEP 53 ASSIGN t5 = ${time} +STEP 54 ASSIGN probe5 = ${range 4800 ${timeout} 5400} +STEP 55 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t5} ;;${ctime $t5} +;;last_success: ${$t5} ;;${ctime $t5} +;;next_probe_time: ${$t5 + $probe5} ;;${ctime $t5 + $probe5} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t4} ;;${ctime $t4} +example.com. 10800 IN DNSKEY 385 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55710 (ksk), size = 512b} ;;state=4 [ REVOKED ] ;;count=0 ;;lastchange=${$t5} ;;${ctime $t5} +FILE_END + +; couple days later: someone is trying to use the revoked key again! +; like an outofdate authority server. +STEP 61 TIME_PASSES EVAL ${10*24*3600} +STEP 62 TRAFFIC +STEP 63 ASSIGN t6 = ${time} +STEP 64 ASSIGN probe6 = ${range 4800 ${timeout} 5400} +STEP 65 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t6} ;;${ctime $t6} +;;last_success: ${$t6} ;;${ctime $t6} +;;next_probe_time: ${$t6 + $probe6} ;;${ctime $t6 + $probe6} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t4} ;;${ctime $t4} +example.com. 10800 IN DNSKEY 385 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55710 (ksk), size = 512b} ;;state=4 [ REVOKED ] ;;count=0 ;;lastchange=${$t6} ;;${ctime $t6} +FILE_END + +; couple days later: someone is abusing the revoked key! +; like key material used after revocation +STEP 71 TIME_PASSES EVAL ${2*24*3600} +STEP 72 TRAFFIC +STEP 73 ASSIGN t7 = ${time} +STEP 74 ASSIGN probe7 = ${range 3200 ${timeout} 3600} +STEP 75 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t7} ;;${ctime $t7} +;;last_success: ${$t6} ;;${ctime $t6} +;;next_probe_time: ${$t7 + $probe7} ;;${ctime $t7 + $probe7} +;;query_failed: 1 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t4} ;;${ctime $t4} +example.com. 10800 IN DNSKEY 385 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55710 (ksk), size = 512b} ;;state=4 [ REVOKED ] ;;count=0 ;;lastchange=${$t6} ;;${ctime $t6} +FILE_END + +SCENARIO_END diff --git a/testdata/autotrust_revoked_with_invalid.rpl b/testdata/autotrust_revoked_with_invalid.rpl new file mode 100644 index 000000000..ffae7374d --- /dev/null +++ b/testdata/autotrust_revoked_with_invalid.rpl @@ -0,0 +1,112 @@ +; config options +server: + target-fetch-policy: "0 0 0 0 0" + log-time-ascii: yes +stub-zone: + name: "." + stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET. +AUTOTRUST_FILE example.com +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: 1258962400 ;;Mon Nov 23 08:46:40 2009 +;;last_success: 1258962400 ;;Mon Nov 23 08:46:40 2009 +;;next_probe_time: 1258967360 ;;Mon Nov 23 10:09:20 2009 +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=1256370400 ;;Sat Oct 24 09:46:40 2009 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=1258962400 ;;Mon Nov 23 08:46:40 2009 +AUTOTRUST_END +CONFIG_END + +SCENARIO_BEGIN Test autotrust with revoked key amidst invalid keys + +; K-ROOT +RANGE_BEGIN 0 100 + ADDRESS 193.0.14.129 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id copy_query +REPLY QR AA +SECTION QUESTION +. IN NS +SECTION ANSWER +. IN NS k.root-servers.net. +SECTION ADDITIONAL +k.root-servers.net IN A 193.0.14.129 +ENTRY_END + +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR +SECTION QUESTION +com. IN NS +SECTION AUTHORITY +com. IN NS a.gtld-servers.net. +SECTION ADDITIONAL +a.gtld-servers.net. IN A 192.5.6.30 +ENTRY_END +RANGE_END + +; a.gtld-servers.net. +RANGE_BEGIN 0 100 + ADDRESS 192.5.6.30 +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR +SECTION QUESTION +example.com. IN NS +SECTION AUTHORITY +example.com. IN NS ns.example.com. +SECTION ADDITIONAL +ns.example.com. IN A 1.2.3.4 +ENTRY_END +RANGE_END + +; ns.example.com. +RANGE_BEGIN 0 100 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER + +; revoked key and an unknown key + +example.com. 10800 IN DNSKEY 385 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55710 (ksk), size = 512b} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAas/cAhCFXvBUgTSNZCvQp0pLx1dY+7rXR0hH4/3EUgWmsmbYUpI1qD0xhwKD/oYGEwAm291fyWJ9c0oVxXDEK8= ;{id = 16486 (ksk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 55710 example.com. nu+W3T0afsJc2MrrsnBZ3adysi39TLUJ0o8GYaR/PFYsYSOigSCnr3xo05aKoNZ2oeQXhmwQVAxfwU1M/jXngQ== ;{id = 55710} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 16486 example.com. LDW5an/v6YzgUhpTm8VJnBCko56WDvzzoqCmjXBwpoGjWXThO2hUyO6w00K90swQvKwgIWsC4y00zFlOgLayJw== ;{id = 16486} + +ENTRY_END +RANGE_END + +; set date/time to Mon Nov 23 10:46:40 2009 +STEP 5 TIME_PASSES EVAL ${1258962400 + 7200} +STEP 6 TRAFFIC ; do the probe +STEP 7 ASSIGN t0 = ${time} +STEP 8 ASSIGN probe0 = ${range 3200 ${timeout} 3600} +STEP 9 ASSIGN tp = ${1258962400} + +; the auto probing should have been done now. +STEP 11 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t0} ;;${ctime $t0} +;;last_success: ${$tp} ;;${ctime $tp} +;;next_probe_time: ${$t0 + $probe0} ;;${ctime $t0 + $probe0} +;;query_failed: 1 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 385 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55710 (ksk), size = 512b} ;;state=4 [ REVOKED ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=1256370400 ;;Sat Oct 24 09:46:40 2009 +FILE_END + +SCENARIO_END diff --git a/testdata/autotrust_valid_use.rpl b/testdata/autotrust_valid_use.rpl new file mode 100644 index 000000000..ad7045355 --- /dev/null +++ b/testdata/autotrust_valid_use.rpl @@ -0,0 +1,281 @@ +; config options +server: + target-fetch-policy: "0 0 0 0 0" + log-time-ascii: yes +stub-zone: + name: "." + stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET. +; initial content (say from dig example.com DNSKEY > example.com.key) +AUTOTRUST_FILE example.com +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +AUTOTRUST_END +CONFIG_END + +SCENARIO_BEGIN Test autotrust with using a valid key for validation + +; K-ROOT +RANGE_BEGIN 0 100 + ADDRESS 193.0.14.129 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id copy_query +REPLY QR AA +SECTION QUESTION +. IN NS +SECTION ANSWER +. IN NS k.root-servers.net. +SECTION ADDITIONAL +k.root-servers.net IN A 193.0.14.129 +ENTRY_END + +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR +SECTION QUESTION +com. IN NS +SECTION AUTHORITY +com. IN NS a.gtld-servers.net. +SECTION ADDITIONAL +a.gtld-servers.net. IN A 192.5.6.30 +ENTRY_END +RANGE_END + +; a.gtld-servers.net. +RANGE_BEGIN 0 100 + ADDRESS 192.5.6.30 +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR +SECTION QUESTION +example.com. IN NS +SECTION AUTHORITY +example.com. IN NS ns.example.com. +SECTION ADDITIONAL +ns.example.com. IN A 1.2.3.4 +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 +RANGE_BEGIN 0 10 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +www.example.com. IN A +SECTION ANSWER +www.example.com. 3600 IN A 10.20.30.40 +www.example.com. 3600 IN RRSIG A 5 3 3600 20090924111500 20090821111500 30899 example.com. pYGxVLsWUvOp1wSf0iwPap+JnECfC5GAm1lRqy3YEqecNGld7U7x/5Imo3CerbdZrVptUQs2oH0lcjwYJXMnsw== ;{id = 30899} +SECTION AUTHORITY +example.com. 3600 IN NS ns.example.com. +example.com. 3600 IN RRSIG NS 5 2 3600 20090924111500 20090821111500 30899 example.com. J5wxRq0jgwQL6yy530kvo9cHqNAUHV8IF4dvaYZL0bNraO2Oe6dVXqlJl4+cxNHI2TMsstwFPr2Zz8tv6Az2mQ== ;{id = 30899} +SECTION ADDITIONAL +ns.example.com. 3600 IN A 1.2.3.4 +ns.example.com. 3600 IN RRSIG A 5 3 3600 20090924111500 20090821111500 30899 example.com. JsXbS18oyc0zkVaOWGSFdIQuOsZKflT0GraT9afDPoWLCgH4ApF7jNgfJV7Pqy1sTBRajME5IUAhpANwGBuW4A== ;{id = 30899} +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20090924111500 20090821111500 30899 example.com. b/HK231jIQLX8IhlZfup3r0yhpXaasbPE6LzxoEVVvWaTZWcLmeV8jDIcn0qO7Yvs7bIJN20lwVAV0GcHH3hWQ== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20090924111500 20090821111500 55582 example.com. PCHme1QLoULxqjhg5tMlpR0qJlBfstEUVq18TtNoKQe9le1YhJ9caheXcTWoK+boLhXxg9u6Yyvq8FboQh0OjA== ;{id = 55582} +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 and 60946 +RANGE_BEGIN 11 30 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091024111500 20090921111500 30899 example.com. rkaCUpTFPWVu4Om5oMTR+39Mct6ZMs56xrE0rbxMMOokfvIQheIxsAEc5BFJeA/2y5WTewl6diCD6yQXCybrDg== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091024111500 20090921111500 55582 example.com. CoMon+lWPAsUvgfpCTDPx8Zn8dQpky3lu2O6T+oJ2Mat9a/u1YwGhSQHGPn7ZNG/4vKM97tx84sSlUGz3geD1w== ;{id = 55582} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091024111500 20090921111500 60946 example.com. o+Cbs7DcYPYlSLd4hi3vkSVQpXGnKgKSi9MpHGfu1Uahv5190U2DUOxP1du/HOYbf+IHYL8zLbMZjVEG5wgnTg== ;{id = 60946} +ENTRY_END +RANGE_END + +; probe failures +RANGE_BEGIN 31 40 + ADDRESS 1.2.3.4 +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA SERVFAIL +SECTION QUESTION +example.com. IN DNSKEY +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA SERVFAIL +SECTION QUESTION +ns.example.com. IN AAAA +ENTRY_END +RANGE_END + +; ns.example.com. KSK 55582 and 60946 (signatures updated) +RANGE_BEGIN 41 50 + ADDRESS 1.2.3.4 + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +example.com. IN DNSKEY +SECTION ANSWER +; KSK 1 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} +; KSK 2 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} +; ZSK 1 +example.com. 10800 IN DNSKEY 256 3 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +; signatures +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 30899 example.com. rkaCUpTFPWVu4Om5oMTR+39Mct6ZMs56xrE0rbxMMOokfvIQheIxsAEc5BFJeA/2y5WTewl6diCD6yQXCybrDg== ;{id = 30899} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 55582 example.com. v/HJbdpeVMpbhwYXrT1EDGpAFMvEgdKQII1cAbP6o8KHYNKDh8TIJ25/pXe3daEXfej6/Z5kpqJ79okPKUoi1Q== ;{id = 55582} +example.com. 10800 IN RRSIG DNSKEY 5 2 10800 20091124111500 20091018111500 60946 example.com. HgXol1hdvbomOM1CFRW8qsHd3D0qOnN72EeMHTcpxIBBiuNLKZn4n1M14Voxj3vo0eAMNuG/y7EjQkxKvSsaDA== ;{id = 60946} +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA +SECTION QUESTION +www.example.com. IN A +SECTION ANSWER +www.example.com. 3600 IN A 10.20.30.40 +www.example.com. 3600 IN RRSIG A 5 3 3600 20091124111500 20091018111500 60946 example.com. pI3iwElQXjhje3SnAfwAG/VwdRskQcLdiApbKdUbR7MIsDUpqVjxIUtSIRu/aXNt8EVA8SwZQXNmTYA2SrrBhA== ;{id = 60946} +ENTRY_END + +RANGE_END + +; set date/time to Aug 24 09:46:40 (2009). +STEP 5 TIME_PASSES ELAPSE 1251100000 +STEP 6 TRAFFIC ; the initial probe +STEP 7 ASSIGN t0 = ${time} +STEP 8 ASSIGN probe0 = ${range 4800 ${timeout} 5400} + +; the auto probing should have been done now. +STEP 10 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t0} ;;${ctime $t0} +;;last_success: ${$t0} ;;${ctime $t0} +;;next_probe_time: ${$t0 + $probe0} ;;${ctime $t0 + $probe0} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; key prepublished. First poll. 30 days later +STEP 11 TIME_PASSES EVAL ${30*24*3600} +STEP 12 TRAFFIC +STEP 13 ASSIGN t1 = ${time} +STEP 14 ASSIGN probe1 = ${range 4800 ${timeout} 5400} +STEP 15 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t1} ;;${ctime $t1} +;;last_success: ${$t1} ;;${ctime $t1} +;;next_probe_time: ${$t1 + $probe1} ;;${ctime $t1 + $probe1} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=1 [ ADDPEND ] ;;count=1 ;;lastchange=${$t1} ;;${ctime $t1} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; Second poll. 10 days later +STEP 21 TIME_PASSES EVAL ${10*24*3600} +STEP 22 TRAFFIC +STEP 23 ASSIGN t2 = ${time} +STEP 24 ASSIGN probe2 = ${range 4800 ${timeout} 5400} +STEP 25 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t2} ;;${ctime $t2} +;;last_success: ${$t2} ;;${ctime $t2} +;;next_probe_time: ${$t2 + $probe2} ;;${ctime $t2 + $probe2} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=1 [ ADDPEND ] ;;count=2 ;;lastchange=${$t1} ;;${ctime $t1} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; put this almost one hour before expiration so that the next query arrives +; before the next poll timer. +; Make this probe fail to keep DNSKEY out of the cache +; Third poll. 10 days later +STEP 31 TIME_PASSES EVAL ${ ${20*24*3600} - 3000 } +STEP 32 TRAFFIC +STEP 33 ASSIGN t3 = ${time} +STEP 34 ASSIGN probe3 = ${range 3200 ${timeout} 3600} +STEP 35 CHECK_AUTOTRUST example.com +FILE_BEGIN +; autotrust trust anchor file +;;id: example.com. 1 +;;last_queried: ${$t2} ;;${ctime $t2} +;;last_success: ${$t2} ;;${ctime $t2} +;;next_probe_time: ${$t2 + $probe2} ;;${ctime $t2 + $probe2} +;;query_failed: 0 +;;query_interval: 5400 +;;retry_time: 3600 +example.com. 10800 IN DNSKEY 257 3 5 AwEAAeiaUiUIpWMfYz5L0sfJTZWnuN9IyBX4em9VjsoqQTsOD1HDQpNb4buvJo7pN2aBCxNS7e0OL8e2mVB6CLZ+8ek= ;{id = 60946 (ksk), size = 512b} ;;state=1 [ ADDPEND ] ;;count=2 ;;lastchange=${$t1} ;;${ctime $t1} +example.com. 10800 IN DNSKEY 257 3 5 AwEAAc3Z5DQDJpH4oPdNtC4BUQHk50XMD+dHr4r8psHmivIa83hxR5CRgCtd9sENCW9Ae8OIO19xw9t/RPaEAqQa+OE= ;{id = 55582 (ksk), size = 512b} ;;state=2 [ VALID ] ;;count=0 ;;lastchange=${$t0} ;;${ctime $t0} +FILE_END + +; 3010 seconds later, hold down has lapsed. +; but the probe timer does not expire yet! +; key 60946 becomes valid. Use it. +; check this with a data query. +STEP 41 TIME_PASSES EVAL ${3010} +STEP 42 QUERY +ENTRY_BEGIN +REPLY RD DO +SECTION QUESTION +www.example.com. IN A +ENTRY_END + +; Note the data is signed with the newly valid KSK to make sure it can be used. +STEP 43 CHECK_ANSWER +ENTRY_BEGIN +MATCH all +REPLY QR RD RA AD NOERROR +SECTION QUESTION +www.example.com. IN A +SECTION ANSWER +www.example.com. 3600 IN A 10.20.30.40 +www.example.com. 3600 IN RRSIG A 5 3 3600 20091124111500 20091018111500 60946 example.com. pI3iwElQXjhje3SnAfwAG/VwdRskQcLdiApbKdUbR7MIsDUpqVjxIUtSIRu/aXNt8EVA8SwZQXNmTYA2SrrBhA== ;{id = 60946} +ENTRY_END + +SCENARIO_END diff --git a/validator/autotrust.c b/validator/autotrust.c index 6030c2b9c..653e1b984 100644 --- a/validator/autotrust.c +++ b/validator/autotrust.c @@ -61,6 +61,9 @@ /** number of times a key must be seen before it can become valid */ #define MIN_PENDINGCOUNT 2 +/** Event: Revoked */ +static void do_revoked(struct module_env* env, struct autr_ta* anchor, int* c); + struct autr_global_data* autr_global_create(void) { struct autr_global_data* global; @@ -1143,6 +1146,41 @@ init_events(struct trust_anchor* tp) } } +/** check for revoked keys without trusting any other information */ +static void +check_contains_revoked(struct module_env* env, struct val_env* ve, + struct trust_anchor* tp, struct ub_packed_rrset_key* dnskey_rrset, + int* changed) +{ + ldns_rr_list* r = packed_rrset_to_rr_list(dnskey_rrset, + env->scratch_buffer); + size_t i; + if(!r) return; + for(i=0; irevoked) + *changed = 1; + seen_revoked_trustanchor(ta, 1); + do_revoked(env, ta, changed); + } + } + ldns_rr_list_deep_free(r); +} + /** Set update events */ static int update_events(struct module_env* env, struct val_env* ve, @@ -1296,7 +1334,7 @@ do_keypres(struct module_env* env, struct autr_ta* anchor, int* c) set_trustanchor_state(env, anchor, c, AUTR_STATE_VALID); } -/** Event: Revoked */ +/* Event: Revoked */ static void do_revoked(struct module_env* env, struct autr_ta* anchor, int* c) { @@ -1631,7 +1669,21 @@ int autr_process_prime(struct module_env* env, struct val_env* ve, if(!verify_dnskey(env, ve, tp, dnskey_rrset)) { verbose(VERB_ALGO, "autotrust: dnskey did not verify."); tp->autr->query_failed += 1; + check_contains_revoked(env, ve, tp, dnskey_rrset, &changed); autr_write_file(env, tp); + if(changed) { + verbose(VERB_ALGO, "autotrust: changed, reassemble"); + if(!autr_assemble(tp)) { + log_err("malloc failure assemble keys"); + return 1; /* unchanged */ + } + if(!tp->ds_rrset && !tp->dnskey_rrset) { + /* no more keys, all are revoked */ + tp->autr->revoked = 1; + autr_tp_remove(env, tp); + return 0; /* trust point removed */ + } + } return 1; /* trust point exists */ } diff --git a/validator/autotrust.h b/validator/autotrust.h index d5cbe2622..d9a201543 100644 --- a/validator/autotrust.h +++ b/validator/autotrust.h @@ -92,7 +92,11 @@ struct autr_point_data { /** the keys */ struct autr_ta* keys; - /** last queried DNSKEY set */ + /** last queried DNSKEY set + * Not all failures are captured in this entry. + * If the validator did not even start (e.g. timeout or servfail), + * then the last_queried and query_failed values are not updated. + */ time_t last_queried; /** last successful DNSKEY set */ time_t last_success;