| // Copyright 2012 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package x509 |
| |
| import ( |
| "bytes" |
| "crypto/rand" |
| "encoding/base64" |
| "encoding/pem" |
| "strings" |
| "testing" |
| ) |
| |
| func TestDecrypt(t *testing.T) { |
| for i, data := range testData { |
| t.Logf("test %v. %v", i, data.kind) |
| block, rest := pem.Decode(data.pemData) |
| if len(rest) > 0 { |
| t.Error("extra data") |
| } |
| der, err := DecryptPEMBlock(block, data.password) |
| if err != nil { |
| t.Error("decrypt failed: ", err) |
| continue |
| } |
| if _, err := ParsePKCS1PrivateKey(der); err != nil { |
| t.Error("invalid private key: ", err) |
| } |
| plainDER, err := base64.StdEncoding.DecodeString(data.plainDER) |
| if err != nil { |
| t.Fatal("cannot decode test DER data: ", err) |
| } |
| if !bytes.Equal(der, plainDER) { |
| t.Error("data mismatch") |
| } |
| } |
| } |
| |
| func TestEncrypt(t *testing.T) { |
| for i, data := range testData { |
| t.Logf("test %v. %v", i, data.kind) |
| plainDER, err := base64.StdEncoding.DecodeString(data.plainDER) |
| if err != nil { |
| t.Fatal("cannot decode test DER data: ", err) |
| } |
| password := []byte("kremvax1") |
| block, err := EncryptPEMBlock(rand.Reader, "RSA PRIVATE KEY", plainDER, password, data.kind) |
| if err != nil { |
| t.Error("encrypt: ", err) |
| continue |
| } |
| if !IsEncryptedPEMBlock(block) { |
| t.Error("PEM block does not appear to be encrypted") |
| } |
| if block.Type != "RSA PRIVATE KEY" { |
| t.Errorf("unexpected block type; got %q want %q", block.Type, "RSA PRIVATE KEY") |
| } |
| if block.Headers["Proc-Type"] != "4,ENCRYPTED" { |
| t.Errorf("block does not have correct Proc-Type header") |
| } |
| der, err := DecryptPEMBlock(block, password) |
| if err != nil { |
| t.Error("decrypt: ", err) |
| continue |
| } |
| if !bytes.Equal(der, plainDER) { |
| t.Errorf("data mismatch") |
| } |
| } |
| } |
| |
| var testData = []struct { |
| kind PEMCipher |
| password []byte |
| pemData []byte |
| plainDER string |
| }{ |
| { |
| kind: PEMCipherDES, |
| password: []byte("asdf"), |
| pemData: []byte(testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: DES-CBC,34F09A4FC8DE22B5 |
| |
| WXxy8kbZdiZvANtKvhmPBLV7eVFj2A5z6oAxvI9KGyhG0ZK0skfnt00C24vfU7m5 |
| ICXeoqP67lzJ18xCzQfHjDaBNs53DSDT+Iz4e8QUep1xQ30+8QKX2NA2coee3nwc |
| 6oM1cuvhNUDemBH2i3dKgMVkfaga0zQiiOq6HJyGSncCMSruQ7F9iWEfRbFcxFCx |
| qtHb1kirfGKEtgWTF+ynyco6+2gMXNu70L7nJcnxnV/RLFkHt7AUU1yrclxz7eZz |
| XOH9VfTjb52q/I8Suozq9coVQwg4tXfIoYUdT//O+mB7zJb9HI9Ps77b9TxDE6Gm |
| 4C9brwZ3zg2vqXcwwV6QRZMtyll9rOpxkbw6NPlpfBqkc3xS51bbxivbO/Nve4KD |
| r12ymjFNF4stXCfJnNqKoZ50BHmEEUDu5Wb0fpVn82XrGw7CYc4iug== |
| -----END RSA TESTING KEY-----`)), |
| plainDER: ` |
| MIIBPAIBAAJBAPASZe+tCPU6p80AjHhDkVsLYa51D35e/YGa8QcZyooeZM8EHozo |
| KD0fNiKI+53bHdy07N+81VQ8/ejPcRoXPlsCAwEAAQJBAMTxIuSq27VpR+zZ7WJf |
| c6fvv1OBvpMZ0/d1pxL/KnOAgq2rD5hDtk9b0LGhTPgQAmrrMTKuSeGoIuYE+gKQ |
| QvkCIQD+GC1m+/do+QRurr0uo46Kx1LzLeSCrjBk34wiOp2+dwIhAPHfTLRXS2fv |
| 7rljm0bYa4+eDZpz+E8RcXEgzhhvcQQ9AiAI5eHZJGOyml3MXnQjiPi55WcDOw0w |
| glcRgT6QCEtz2wIhANSyqaFtosIkHKqrDUGfz/bb5tqMYTAnBruVPaf/WEOBAiEA |
| 9xORWeRG1tRpso4+dYy4KdDkuLPIO01KY6neYGm3BCM=`, |
| }, |
| { |
| kind: PEMCipher3DES, |
| password: []byte("asdf"), |
| pemData: []byte(testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: DES-EDE3-CBC,C1F4A6A03682C2C7 |
| |
| 0JqVdBEH6iqM7drTkj+e2W/bE3LqakaiWhb9WUVonFkhyu8ca/QzebY3b5gCvAZQ |
| YwBvDcT/GHospKqPx+cxDHJNsUASDZws6bz8ZXWJGwZGExKzr0+Qx5fgXn44Ms3x |
| 8g1ENFuTXtxo+KoNK0zuAMAqp66Llcds3Fjl4XR18QaD0CrVNAfOdgATWZm5GJxk |
| Fgx5f84nT+/ovvreG+xeOzWgvtKo0UUZVrhGOgfKLpa57adumcJ6SkUuBtEFpZFB |
| ldw5w7WC7d13x2LsRkwo8ZrDKgIV+Y9GNvhuCCkTzNP0V3gNeJpd201HZHR+9n3w |
| 3z0VjR/MGqsfcy1ziEWMNOO53At3zlG6zP05aHMnMcZoVXadEK6L1gz++inSSDCq |
| gI0UJP4e3JVB7AkgYymYAwiYALAkoEIuanxoc50njJk= |
| -----END RSA TESTING KEY-----`)), |
| plainDER: ` |
| MIIBOwIBAAJBANOCXKdoNS/iP/MAbl9cf1/SF3P+Ns7ZeNL27CfmDh0O6Zduaax5 |
| NBiumd2PmjkaCu7lQ5JOibHfWn+xJsc3kw0CAwEAAQJANX/W8d1Q/sCqzkuAn4xl |
| B5a7qfJWaLHndu1QRLNTRJPn0Ee7OKJ4H0QKOhQM6vpjRrz+P2u9thn6wUxoPsef |
| QQIhAP/jCkfejFcy4v15beqKzwz08/tslVjF+Yq41eJGejmxAiEA05pMoqfkyjcx |
| fyvGhpoOyoCp71vSGUfR2I9CR65oKh0CIC1Msjs66LlfJtQctRq6bCEtFCxEcsP+ |
| eEjYo/Sk6WphAiEAxpgWPMJeU/shFT28gS+tmhjPZLpEoT1qkVlC14u0b3ECIQDX |
| tZZZxCtPAm7shftEib0VU77Lk8MsXJcx2C4voRsjEw==`, |
| }, |
| { |
| kind: PEMCipherAES128, |
| password: []byte("asdf"), |
| pemData: []byte(testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: AES-128-CBC,D4492E793FC835CC038A728ED174F78A |
| |
| EyfQSzXSjv6BaNH+NHdXRlkHdimpF9izWlugVJAPApgXrq5YldPe2aGIOFXyJ+QE |
| ZIG20DYqaPzJRjTEbPNZ6Es0S2JJ5yCpKxwJuDkgJZKtF39Q2i36JeGbSZQIuWJE |
| GZbBpf1jDH/pr0iGonuAdl2PCCZUiy+8eLsD2tyviHUkFLOB+ykYoJ5t8ngZ/B6D |
| 33U43LLb7+9zD4y3Q9OVHqBFGyHcxCY9+9Qh4ZnFp7DTf6RY5TNEvE3s4g6aDpBs |
| 3NbvRVvYTgs8K9EPk4K+5R+P2kD8J8KvEIGxVa1vz8QoCJ/jr7Ka2rvNgPCex5/E |
| 080LzLHPCrXKdlr/f50yhNWq08ZxMWQFkui+FDHPDUaEELKAXV8/5PDxw80Rtybo |
| AVYoCVIbZXZCuCO81op8UcOgEpTtyU5Lgh3Mw5scQL0= |
| -----END RSA TESTING KEY-----`)), |
| plainDER: ` |
| MIIBOgIBAAJBAMBlj5FxYtqbcy8wY89d/S7n0+r5MzD9F63BA/Lpl78vQKtdJ5dT |
| cDGh/rBt1ufRrNp0WihcmZi7Mpl/3jHjiWECAwEAAQJABNOHYnKhtDIqFYj1OAJ3 |
| k3GlU0OlERmIOoeY/cL2V4lgwllPBEs7r134AY4wMmZSBUj8UR/O4SNO668ElKPE |
| cQIhAOuqY7/115x5KCdGDMWi+jNaMxIvI4ETGwV40ykGzqlzAiEA0P9oEC3m9tHB |
| kbpjSTxaNkrXxDgdEOZz8X0uOUUwHNsCIAwzcSCiGLyYJTULUmP1ESERfW1mlV78 |
| XzzESaJpIM/zAiBQkSTcl9VhcJreQqvjn5BnPZLP4ZHS4gPwJAGdsj5J4QIhAOVR |
| B3WlRNTXR2WsJ5JdByezg9xzdXzULqmga0OE339a`, |
| }, |
| { |
| kind: PEMCipherAES192, |
| password: []byte("asdf"), |
| pemData: []byte(testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: AES-192-CBC,E2C9FB02BCA23ADE1829F8D8BC5F5369 |
| |
| cqVslvHqDDM6qwU6YjezCRifXmKsrgEev7ng6Qs7UmDJOpHDgJQZI9fwMFUhIyn5 |
| FbCu1SHkLMW52Ld3CuEqMnzWMlhPrW8tFvUOrMWPYSisv7nNq88HobZEJcUNL2MM |
| Y15XmHW6IJwPqhKyLHpWXyOCVEh4ODND2nV15PCoi18oTa475baxSk7+1qH7GuIs |
| Rb7tshNTMqHbCpyo9Rn3UxeFIf9efdl8YLiMoIqc7J8E5e9VlbeQSdLMQOgDAQJG |
| ReUtTw8exmKsY4gsSjhkg5uiw7/ZB1Ihto0qnfQJgjGc680qGkT1d6JfvOfeYAk6 |
| xn5RqS/h8rYAYm64KnepfC9vIujo4NqpaREDmaLdX5MJPQ+SlytITQvgUsUq3q/t |
| Ss85xjQEZH3hzwjQqdJvmA4hYP6SUjxYpBM+02xZ1Xw= |
| -----END RSA TESTING KEY-----`)), |
| plainDER: ` |
| MIIBOwIBAAJBAMGcRrZiNNmtF20zyS6MQ7pdGx17aFDl+lTl+qnLuJRUCMUG05xs |
| OmxmL/O1Qlf+bnqR8Bgg65SfKg21SYuLhiMCAwEAAQJBAL94uuHyO4wux2VC+qpj |
| IzPykjdU7XRcDHbbvksf4xokSeUFjjD3PB0Qa83M94y89ZfdILIqS9x5EgSB4/lX |
| qNkCIQD6cCIqLfzq/lYbZbQgAAjpBXeQVYsbvVtJrPrXJAlVVQIhAMXpDKMeFPMn |
| J0g2rbx1gngx0qOa5r5iMU5w/noN4W2XAiBjf+WzCG5yFvazD+dOx3TC0A8+4x3P |
| uZ3pWbaXf5PNuQIgAcdXarvhelH2w2piY1g3BPeFqhzBSCK/yLGxR82KIh8CIQDD |
| +qGKsd09NhQ/G27y/DARzOYtml1NvdmCQAgsDIIOLA==`, |
| }, |
| { |
| kind: PEMCipherAES256, |
| password: []byte("asdf"), |
| pemData: []byte(testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: AES-256-CBC,8E7ED5CD731902CE938957A886A5FFBD |
| |
| 4Mxr+KIzRVwoOP0wwq6caSkvW0iS+GE2h2Ov/u+n9ZTMwL83PRnmjfjzBgfRZLVf |
| JFPXxUK26kMNpIdssNnqGOds+DhB+oSrsNKoxgxSl5OBoYv9eJTVYm7qOyAFIsjr |
| DRKAcjYCmzfesr7PVTowwy0RtHmYwyXMGDlAzzZrEvaiySFFmMyKKvtoavwaFoc7 |
| Pz3RZScwIuubzTGJ1x8EzdffYOsdCa9Mtgpp3L136+23dOd6L/qK2EG2fzrJSHs/ |
| 2XugkleBFSMKzEp9mxXKRfa++uidQvMZTFLDK9w5YjrRvMBo/l2BoZIsq0jAIE1N |
| sv5Z/KwlX+3MDEpPQpUwGPlGGdLnjI3UZ+cjgqBcoMiNc6HfgbBgYJSU6aDSHuCk |
| clCwByxWkBNgJ2GrkwNrF26v+bGJJJNR4SKouY1jQf0= |
| -----END RSA TESTING KEY-----`)), |
| plainDER: ` |
| MIIBOgIBAAJBAKy3GFkstoCHIEeUU/qO8207m8WSrjksR+p9B4tf1w5k+2O1V/GY |
| AQ5WFCApItcOkQe/I0yZZJk/PmCqMzSxrc8CAwEAAQJAOCAz0F7AW9oNelVQSP8F |
| Sfzx7O1yom+qWyAQQJF/gFR11gpf9xpVnnyu1WxIRnDUh1LZwUsjwlDYb7MB74id |
| oQIhANPcOiLwOPT4sIUpRM5HG6BF1BI7L77VpyGVk8xNP7X/AiEA0LMHZtk4I+lJ |
| nClgYp4Yh2JZ1Znbu7IoQMCEJCjwKDECIGd8Dzm5tViTkUW6Hs3Tlf73nNs65duF |
| aRnSglss8I3pAiEAonEnKruawgD8RavDFR+fUgmQiPz4FnGGeVgfwpGG1JECIBYq |
| PXHYtPqxQIbD2pScR5qum7iGUh11lEUPkmt+2uqS`, |
| }, |
| { |
| // generated with: |
| // openssl genrsa -aes128 -passout pass:asdf -out server.orig.key 128 |
| kind: PEMCipherAES128, |
| password: []byte("asdf"), |
| pemData: []byte(testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: AES-128-CBC,74611ABC2571AF11B1BF9B69E62C89E7 |
| |
| 6ei/MlytjE0FFgZOGQ+jrwomKfpl8kdefeE0NSt/DMRrw8OacHAzBNi3pPEa0eX3 |
| eND9l7C9meCirWovjj9QWVHrXyugFuDIqgdhQ8iHTgCfF3lrmcttVrbIfMDw+smD |
| hTP8O1mS/MHl92NE0nhv0w== |
| -----END RSA TESTING KEY-----`)), |
| plainDER: ` |
| MGMCAQACEQC6ssxmYuauuHGOCDAI54RdAgMBAAECEQCWIn6Yv2O+kBcDF7STctKB |
| AgkA8SEfu/2i3g0CCQDGNlXbBHX7kQIIK3Ww5o0cYbECCQDCimPb0dYGsQIIeQ7A |
| jryIst8=`, |
| }, |
| } |
| |
| var incompleteBlockPEM = testingKey(` |
| -----BEGIN RSA TESTING KEY----- |
| Proc-Type: 4,ENCRYPTED |
| DEK-Info: AES-128-CBC,74611ABC2571AF11B1BF9B69E62C89E7 |
| |
| 6L8yXK2MTQUWBk4ZD6OvCiYp+mXyR1594TQ1K38MxGvDw5pwcDME2Lek8RrR5fd40P2XsL2Z4KKt |
| ai+OP1BZUetfK6AW4MiqB2FDyIdOAJ8XeWuZy21Wtsh8wPD6yYOFM/w7WZL8weX3Y0TSeG/T |
| -----END RSA TESTING KEY-----`) |
| |
| func TestIncompleteBlock(t *testing.T) { |
| // incompleteBlockPEM contains ciphertext that is not a multiple of the |
| // block size. This previously panicked. See #11215. |
| block, _ := pem.Decode([]byte(incompleteBlockPEM)) |
| _, err := DecryptPEMBlock(block, []byte("foo")) |
| if err == nil { |
| t.Fatal("Bad PEM data decrypted successfully") |
| } |
| const expectedSubstr = "block size" |
| if e := err.Error(); !strings.Contains(e, expectedSubstr) { |
| t.Fatalf("Expected error containing %q but got: %q", expectedSubstr, e) |
| } |
| } |
| |
| func testingKey(s string) string { return strings.ReplaceAll(s, "TESTING KEY", "PRIVATE KEY") } |
