mirror of
https://github.com/woodpecker-ci/woodpecker.git
synced 2024-12-18 08:26:45 +02:00
247 lines
10 KiB
Go
247 lines
10 KiB
Go
package test
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import (
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"reflect"
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"strings"
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"testing"
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"code.google.com/p/go.crypto/ssh"
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)
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var (
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validKey = `AAAAB3NzaC1yc2EAAAADAQABAAABAQDEX/dPu4PmtvgK3La9zioCEDrJ` +
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`yUr6xEIK7Pr+rLgydcqWTU/kt7w7gKjOw4vvzgHfjKl09CWyvgb+y5dCiTk` +
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`9MxI+erGNhs3pwaoS+EavAbawB7iEqYyTep3YaJK+4RJ4OX7ZlXMAIMrTL+` +
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`UVrK89t56hCkFYaAgo3VY+z6rb/b3bDBYtE1Y2tS7C3au73aDgeb9psIrSV` +
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`86ucKBTl5X62FnYiyGd++xCnLB6uLximM5OKXfLzJQNS/QyZyk12g3D8y69` +
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`Xw1GzCSKX1u1+MQboyf0HJcG2ryUCLHdcDVppApyHx2OLq53hlkQ/yxdflD` +
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`qCqAE4j+doagSsIfC1T2T`
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authWithOptions = []string{
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`# comments to ignore before any keys...`,
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``,
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`env="HOME=/home/root",no-port-forwarding ssh-rsa ` + validKey + ` user@host`,
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`# comments to ignore, along with a blank line`,
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``,
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`env="HOME=/home/root2" ssh-rsa ` + validKey + ` user2@host2`,
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``,
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`# more comments, plus a invalid entry`,
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`ssh-rsa data-that-will-not-parse user@host3`,
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}
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authOptions = strings.Join(authWithOptions, "\n")
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authWithCRLF = strings.Join(authWithOptions, "\r\n")
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authInvalid = []byte(`ssh-rsa`)
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authWithQuotedCommaInEnv = []byte(`env="HOME=/home/root,dir",no-port-forwarding ssh-rsa ` + validKey + ` user@host`)
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authWithQuotedSpaceInEnv = []byte(`env="HOME=/home/root dir",no-port-forwarding ssh-rsa ` + validKey + ` user@host`)
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authWithQuotedQuoteInEnv = []byte(`env="HOME=/home/\"root dir",no-port-forwarding` + "\t" + `ssh-rsa` + "\t" + validKey + ` user@host`)
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authWithDoubleQuotedQuote = []byte(`no-port-forwarding,env="HOME=/home/ \"root dir\"" ssh-rsa ` + validKey + "\t" + `user@host`)
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authWithInvalidSpace = []byte(`env="HOME=/home/root dir", no-port-forwarding ssh-rsa ` + validKey + ` user@host
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#more to follow but still no valid keys`)
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authWithMissingQuote = []byte(`env="HOME=/home/root,no-port-forwarding ssh-rsa ` + validKey + ` user@host
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env="HOME=/home/root",shared-control ssh-rsa ` + validKey + ` user@host`)
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testClientPrivateKey = `-----BEGIN RSA PRIVATE KEY-----
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MIIEowIBAAKCAQEAxF/3T7uD5rb4Cty2vc4qAhA6yclK+sRCCuz6/qy4MnXKlk1P
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5Le8O4CozsOL784B34ypdPQlsr4G/suXQok5PTMSPnqxjYbN6cGqEvhGrwG2sAe4
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hKmMk3qd2GiSvuESeDl+2ZVzACDK0y/lFayvPbeeoQpBWGgIKN1WPs+q2/292wwW
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LRNWNrUuwt2ru92g4Hm/abCK0lfOrnCgU5eV+thZ2IshnfvsQpyweri8YpjOTil3
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y8yUDUv0MmcpNdoNw/MuvV8NRswkil9btfjEG6Mn9ByXBtq8lAix3XA1aaQKch8d
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ji6ud4ZZEP8sXX5Q6gqgBOI/naGoErCHwtU9kwIDAQABAoIBAFJRKAp0QEZmTHPB
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MZk+4r0asIoFpziXLFgIHu7C2DPOzK1Umzj1DCKlPB3wOqi7Ym2jOSWdcnAK2EPW
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dAGgJC5TSkKGjAcXixmB5RkumfKidUI0+lQh/puTurcMnvcEwglDkLkEvMBA/sSo
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Pw9m486rOgOnmNzGPyViItURmD2+0yDdLl/vOsO/L1p76GCd0q0J3LqnmsQmawi7
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Zwj2Stm6BIrggG5GsF204Iet5219TYLo4g1Qb2AlJ9C8P1FtAWhMwJalDxH9Os2/
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KCDjnaq5n3bXbIU+3QjskjeVXL/Fnbhjnh4zs1EA7eHzl9dCGbcZ2LOimo2PRo8q
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wVQmz4ECgYEA9dhiu74TxRVoaO5N2X+FsMzRO8gZdP3Z9IrV4jVN8WT4Vdp0snoF
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gkVkqqbQUNKUb5K6B3Js/qNKfcjLbCNq9fewTcT6WsHQdtPbX/QA6Pa2Z29wrlA2
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wrIYaAkmVaHny7wsOmgX01aOnuf2MlUnksK43sjZHdIo/m+sDKwwY1cCgYEAzHx4
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mwUDMdRF4qpDKJhthraBNejRextNQQYsHVnNaMwZ4aeQcH5l85Cgjm7VpGlbVyBQ
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h4zwFvllImp3D2U3mjVkV8Tm9ID98eWvw2YDzBnS3P3SysajD23Z+BXSG9GNv/8k
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oAm+bVlvnJy4haK2AcIMk1YFuDuAOmy73abk7iUCgYEAj4qVM1sq/eKfAM1LJRfg
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/jbIX+hYfMePD8pUUWygIra6jJ4tjtvSBZrwyPb3IImjY3W/KoP0AcVjxAeORohz
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dkP1a6L8LiuFxSuzpdW5BkyuebxGhXCOWKVVvMDC4jLTPVCUXlHSv3GFemCjjgXM
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QlNxT5rjsha4Gr8nLIsJAacCgYA4VA1Q/pd7sXKy1p37X8nD8yAyvnh+Be5I/C9I
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woUP2jFC9MqYAmmJJ4ziz2swiAkuPeuQ+2Tjnz2ZtmQnrIUdiJmkh8vrDGFnshKx
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q7deELsCPzVCwGcIiAUkDra7DQWUHu9y2lxHePyC0rUNst2aLF8UcvzOXC2danhx
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vViQtQKBgCmZ7YavE/GNWww8N3xHBJ6UPmUuhQlnAbgNCcdyz30MevBg/JbyUTs2
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slftTH15QusJ1UoITnnZuFJ40LqDvh8UhiK09ffM/IbUx839/m2vUOdFZB/WNn9g
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Cy0LzddU4KE8JZ/tlk68+hM5fjLLA0aqSunaql5CKfplwLu8x1hL
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-----END RSA PRIVATE KEY-----
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`
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keys = map[string]string{
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"ssh_host_dsa_key": `-----BEGIN DSA PRIVATE KEY-----
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MIIBugIBAAKBgQDe2SIKvZdBp+InawtSXH0NotiMPhm3udyu4hh/E+icMz264kDX
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v+sV7ddnSQGQWZ/eVU7Jtx29dCMD1VlFpEd7yGKzmdwJIeA+YquNWoqBRQEJsWWS
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7Fsfvv83dA/DTNIQfOY3+TIs6Mb9vagbgQMU3JUWEhbLE9LCEU6UwwRlpQIVAL4p
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JF83SwpE8Jx6KnDpR89npkl/AoGAAy00TdDnAXvStwrZiAFbjZi8xDmPa9WwpfhJ
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Rkno45TthDLrS+WmqY8/LTwlqZdOBtoBAynMJfKkUiZM21lWWpL1hRKYdwBlIBy5
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XdR2/6wcPSuZ0tCQhDBTstX0Q3P1j198KGKvzy7q9vILKQwtSRqLS1y4JJERafdO
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E+9CnGwCgYBz0WwBe2EZtGhGhBdnelTIBeo7PIsr0PzqxQj+dc8PBl8K9FfhRyOp
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U39stUvoUxE9vaIFrY1P5xENjLFnPf+hlcuf40GUWEssW9YWPOaBp8afa9hY5Sxs
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pvNR6eZFEFOJnx/ZgcA4g+vbrgGi5cM0W470mbGw2CkfJQUafdoIgAIUF+2I9kZe
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2FTBuC9uacqczDlc+0k=
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-----END DSA PRIVATE KEY-----`,
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"ssh_host_rsa_key": `-----BEGIN RSA PRIVATE KEY-----
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MIIEowIBAAKCAQEAuf76Ue2Wtae9oDtaS6rIJgO7iCFTsZUTW9LBsvx/2nli6jKU
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d9tUbBRzgdbnRLJ32UljXhERuB/axlrX8/lBzUZ+oYiM0KkEEOXY1z/bcMxdRxGF
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XHuf4uXvyC2XyA4+ZvBeS4j1QFyIHZ62o7gAlKMTjiek3B4AQEJAlCLmhH3jB8wc
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K/IYXAOlNGM5G44/ZLQpTi8diOV6DLs7tJ7rtEQedOEJfZng5rwp0USFkqcbfDbe
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9/hk0J32jZvOtZNBokYtBb4YEdIiWBzzNtHzU3Dzw61+TKVXaH5HaIvzL9iMrw9f
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kJbJyogfZk9BJfemEN+xqP72jlhE8LXNhpTxFQIDAQABAoIBAHbdf+Y5+5XuNF6h
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b8xpwW2h9whBnDYiOnP1VfroKWFbMB7R4lZS4joMO+FfkP8zOyqvHwTvza4pFWys
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g9SUmDvy8FyVYsC7MzEFYzX0xm3o/Te898ip7P1Zy4rXsGeWysSImwqU5X+TYx3i
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33/zyNM1APtZVJ+jwK9QZ+sD/uPuZK2yS03HGSMZq6ebdoOSaYhluKrxXllSLO1J
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KJxDiDdy2lEFw0W8HcI3ly1lg6OI+TRqqaCcLVNF4fNJmYIFM+2VEI9BdgynIh0Q
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pMZlJKgaEBcSqCymnTK81ohYD1cV4st2B0km3Sw35Rl04Ij5ITeiya3hp8VfE6UY
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PljkA6UCgYEA4811FTFj+kzNZ86C4OW1T5sM4NZt8gcz6CSvVnl+bDzbEOMMyzP7
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2I9zKsR5ApdodH2m8d+RUw1Oe0bNGW5xig/DH/hn9lLQaO52JAi0we8A94dUUMSq
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fUk9jKZEXpP/MlfTdJaPos9mxT7z8jREQxIiqH9AV0rLVDOCfDbSWj8CgYEA0QTE
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IAUuki3UUqYKzLQrh/QmhY5KTx5amNW9XZ2VGtJvDPJrtBSBZlPEuXZAc4eBWEc7
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U3Y9QwsalzupU6Yi6+gmofaXs8xJnj+jKth1DnJvrbLLGlSmf2Ijnwt22TyFUOtt
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UAknpjHutDjQPf7pUGWaCPgwwKFsdB8EBjpJF6sCgYAfXesBQAvEK08dPBJJZVfR
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3kenrd71tIgxLtv1zETcIoUHjjv0vvOunhH9kZAYC0EWyTZzl5UrGmn0D4uuNMbt
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e74iaNHn2P9Zc3xQ+eHp0j8P1lKFzI6tMaiH9Vz0qOw6wl0bcJ/WizhbcI+migvc
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MGMVUHBLlMDqly0gbWwJgQKBgQCgtb9ut01FjANSwORQ3L8Tu3/a9Lrh9n7GQKFn
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V4CLrP1BwStavOF5ojMCPo/zxF6JV8ufsqwL3n/FhFP/QyBarpb1tTqTPiHkkR2O
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Ffx67TY9IdnUFv4lt3mYEiKBiW0f+MSF42Qe/wmAfKZw5IzUCirTdrFVi0huSGK5
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vxrwHQKBgHZ7RoC3I2f6F5fflA2ZAe9oJYC7XT624rY7VeOBwK0W0F47iV3euPi/
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pKvLIBLcWL1Lboo+girnmSZtIYg2iLS3b4T9VFcKWg0y4AVwmhMWe9jWIltfWAAX
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9l0lNikMRGAx3eXudKXEtbGt3/cUzPVaQUHy5LiBxkxnFxgaJPXs
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-----END RSA PRIVATE KEY-----`,
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"ssh_host_ecdsa_key": `-----BEGIN EC PRIVATE KEY-----
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MHcCAQEEINGWx0zo6fhJ/0EAfrPzVFyFC9s18lBt3cRoEDhS3ARooAoGCCqGSM49
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AwEHoUQDQgAEi9Hdw6KvZcWxfg2IDhA7UkpDtzzt6ZqJXSsFdLd+Kx4S3Sx4cVO+
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6/ZOXRnPmNAlLUqjShUsUBBngG0u2fqEqA==
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-----END EC PRIVATE KEY-----`,
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"authorized_keys": `ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDEX/dPu4PmtvgK3La9zioCEDrJyUr6xEIK7Pr+rLgydcqWTU/kt7w7gKjOw4vvzgHfjKl09CWyvgb+y5dCiTk9MxI+erGNhs3pwaoS+EavAbawB7iEqYyTep3YaJK+4RJ4OX7ZlXMAIMrTL+UVrK89t56hCkFYaAgo3VY+z6rb/b3bDBYtE1Y2tS7C3au73aDgeb9psIrSV86ucKBTl5X62FnYiyGd++xCnLB6uLximM5OKXfLzJQNS/QyZyk12g3D8y69Xw1GzCSKX1u1+MQboyf0HJcG2ryUCLHdcDVppApyHx2OLq53hlkQ/yxdflDqCqAE4j+doagSsIfC1T2T user@host`,
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}
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)
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func TestMarshalParsePublicKey(t *testing.T) {
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pub := getTestPublicKey(t)
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authKeys := ssh.MarshalAuthorizedKey(pub)
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actualFields := strings.Fields(string(authKeys))
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if len(actualFields) == 0 {
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t.Fatalf("failed authKeys: %v", authKeys)
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}
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// drop the comment
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expectedFields := strings.Fields(keys["authorized_keys"])[0:2]
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if !reflect.DeepEqual(actualFields, expectedFields) {
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t.Errorf("got %v, expected %v", actualFields, expectedFields)
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}
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actPub, _, _, _, ok := ssh.ParseAuthorizedKey([]byte(keys["authorized_keys"]))
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if !ok {
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t.Fatalf("cannot parse %v", keys["authorized_keys"])
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}
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if !reflect.DeepEqual(actPub, pub) {
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t.Errorf("got %v, expected %v", actPub, pub)
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}
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}
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type authResult struct {
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pubKey interface{} //*rsa.PublicKey
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options []string
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comments string
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rest string
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ok bool
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}
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func testAuthorizedKeys(t *testing.T, authKeys []byte, expected []authResult) {
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rest := authKeys
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var values []authResult
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for len(rest) > 0 {
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var r authResult
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r.pubKey, r.comments, r.options, rest, r.ok = ssh.ParseAuthorizedKey(rest)
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r.rest = string(rest)
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values = append(values, r)
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}
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if !reflect.DeepEqual(values, expected) {
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t.Errorf("got %q, expected %q", values, expected)
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}
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}
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func getTestPublicKey(t *testing.T) ssh.PublicKey {
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priv, err := ssh.ParsePrivateKey([]byte(testClientPrivateKey))
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if err != nil {
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t.Fatalf("ParsePrivateKey: %v", err)
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}
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return priv.PublicKey()
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}
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func TestAuth(t *testing.T) {
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pub := getTestPublicKey(t)
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rest2 := strings.Join(authWithOptions[3:], "\n")
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rest3 := strings.Join(authWithOptions[6:], "\n")
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testAuthorizedKeys(t, []byte(authOptions), []authResult{
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{pub, []string{`env="HOME=/home/root"`, "no-port-forwarding"}, "user@host", rest2, true},
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{pub, []string{`env="HOME=/home/root2"`}, "user2@host2", rest3, true},
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{nil, nil, "", "", false},
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})
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}
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func TestAuthWithCRLF(t *testing.T) {
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pub := getTestPublicKey(t)
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rest2 := strings.Join(authWithOptions[3:], "\r\n")
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rest3 := strings.Join(authWithOptions[6:], "\r\n")
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testAuthorizedKeys(t, []byte(authWithCRLF), []authResult{
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{pub, []string{`env="HOME=/home/root"`, "no-port-forwarding"}, "user@host", rest2, true},
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{pub, []string{`env="HOME=/home/root2"`}, "user2@host2", rest3, true},
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{nil, nil, "", "", false},
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})
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}
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func TestAuthWithQuotedSpaceInEnv(t *testing.T) {
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pub := getTestPublicKey(t)
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testAuthorizedKeys(t, []byte(authWithQuotedSpaceInEnv), []authResult{
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{pub, []string{`env="HOME=/home/root dir"`, "no-port-forwarding"}, "user@host", "", true},
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})
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}
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func TestAuthWithQuotedCommaInEnv(t *testing.T) {
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pub := getTestPublicKey(t)
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testAuthorizedKeys(t, []byte(authWithQuotedCommaInEnv), []authResult{
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{pub, []string{`env="HOME=/home/root,dir"`, "no-port-forwarding"}, "user@host", "", true},
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})
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}
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func TestAuthWithQuotedQuoteInEnv(t *testing.T) {
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pub := getTestPublicKey(t)
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testAuthorizedKeys(t, []byte(authWithQuotedQuoteInEnv), []authResult{
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{pub, []string{`env="HOME=/home/\"root dir"`, "no-port-forwarding"}, "user@host", "", true},
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})
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testAuthorizedKeys(t, []byte(authWithDoubleQuotedQuote), []authResult{
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{pub, []string{"no-port-forwarding", `env="HOME=/home/ \"root dir\""`}, "user@host", "", true},
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})
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}
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func TestAuthWithInvalidSpace(t *testing.T) {
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testAuthorizedKeys(t, []byte(authWithInvalidSpace), []authResult{
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{nil, nil, "", "", false},
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})
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}
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func TestAuthWithMissingQuote(t *testing.T) {
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pub := getTestPublicKey(t)
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testAuthorizedKeys(t, []byte(authWithMissingQuote), []authResult{
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{pub, []string{`env="HOME=/home/root"`, `shared-control`}, "user@host", "", true},
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})
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}
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func TestInvalidEntry(t *testing.T) {
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_, _, _, _, ok := ssh.ParseAuthorizedKey(authInvalid)
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if ok {
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t.Errorf("Expected invalid entry, returned valid entry")
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}
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}
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