Alexander Neumann
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662e07d17a
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Refactor crypto layer, switch HMAC for Poyl1305-AES
HMAC-SHA256 calls SHA256() twice which is very expensive. Therefore,
this commit uses Poly1305-AES instead of HMAC-SHA256.
benchcmp:
benchmark old ns/op new ns/op delta
BenchmarkChunkEncrypt 261033772 195114818 -25.25%
BenchmarkChunkEncryptParallel 260973195 195787368 -24.98%
BenchmarkArchiveDirectory 1050500651 1002615884 -4.56%
BenchmarkPreload 23544286 24994508 +6.16%
BenchmarkLoadTree 350065 427665 +22.17%
BenchmarkEncryptWriter 87789753 31069126 -64.61%
BenchmarkEncrypt 88283197 38259043 -56.66%
BenchmarkDecryptReader 90478843 40714818 -55.00%
BenchmarkEncryptDecryptReader 179917626 81231730 -54.85%
BenchmarkDecrypt 87871591 37784207 -57.00%
BenchmarkSaveJSON 52481 56861 +8.35%
BenchmarkSaveFrom 75404085 51108596 -32.22%
BenchmarkLoadJSONID 90545437 82696805 -8.67%
benchmark old MB/s new MB/s speedup
BenchmarkChunkEncrypt 40.17 53.74 1.34x
BenchmarkChunkEncryptParallel 40.18 53.56 1.33x
BenchmarkEncryptWriter 95.55 270.00 2.83x
BenchmarkEncrypt 95.02 219.26 2.31x
BenchmarkDecryptReader 92.71 206.03 2.22x
BenchmarkEncryptDecryptReader 46.62 103.27 2.22x
BenchmarkDecrypt 95.46 222.01 2.33x
BenchmarkSaveFrom 55.62 82.07 1.48x
benchmark old allocs new allocs delta
BenchmarkChunkEncrypt 112 110 -1.79%
BenchmarkChunkEncryptParallel 103 100 -2.91%
BenchmarkArchiveDirectory 383704 392083 +2.18%
BenchmarkPreload 21765 21874 +0.50%
BenchmarkLoadTree 341 436 +27.86%
BenchmarkEncryptWriter 20 17 -15.00%
BenchmarkEncrypt 14 13 -7.14%
BenchmarkDecryptReader 18 15 -16.67%
BenchmarkEncryptDecryptReader 46 39 -15.22%
BenchmarkDecrypt 16 12 -25.00%
BenchmarkSaveJSON 81 86 +6.17%
BenchmarkSaveFrom 117 121 +3.42%
BenchmarkLoadJSONID 80525 80264 -0.32%
benchmark old bytes new bytes delta
BenchmarkChunkEncrypt 118956 64697 -45.61%
BenchmarkChunkEncryptParallel 118972 64681 -45.63%
BenchmarkArchiveDirectory 160236600 177498232 +10.77%
BenchmarkPreload 2772488 3302992 +19.13%
BenchmarkLoadTree 49102 46484 -5.33%
BenchmarkEncryptWriter 28927 8388146 +28897.64%
BenchmarkEncrypt 2473 1950 -21.15%
BenchmarkDecryptReader 527827 2774 -99.47%
BenchmarkEncryptDecryptReader 4100875 1528036 -62.74%
BenchmarkDecrypt 2509 2154 -14.15%
BenchmarkSaveJSON 4971 5892 +18.53%
BenchmarkSaveFrom 40117 31742 -20.88%
BenchmarkLoadJSONID 9444217 9442106 -0.02%
This closes #102.
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2015-03-14 20:00:41 +01:00 |
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Alexander Neumann
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e1fc17aeb1
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Implement per-repository cache
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2015-03-14 12:16:28 +01:00 |
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Alexander Neumann
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ef498a987b
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Allow configuring temp dir for tests
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2015-02-21 16:53:14 +01:00 |
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Alexander Neumann
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5a16a66973
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Add 'plaintext' parameter to key.Decrypt()
% benchcmp /tmp/{before,after}
benchmark old ns/op new ns/op delta
BenchmarkChunkEncrypt 261144414 260252046 -0.34%
BenchmarkChunkEncryptParallel 261201438 261267029 +0.03%
BenchmarkArchiveDirectory 0.00 0.00 +0.00%
BenchmarkEncryptWriter 88297245 87526529 -0.87%
BenchmarkEncrypt 87406446 87917897 +0.59%
BenchmarkDecryptReader 89948630 90042541 +0.10%
BenchmarkEncryptDecryptReader 178374144 179477306 +0.62%
BenchmarkDecrypt 88289705 87937073 -0.40%
BenchmarkSaveJSON 213917 213571 -0.16%
BenchmarkSaveFrom 74881361 75111148 +0.31%
benchmark old MB/s new MB/s speedup
BenchmarkChunkEncrypt 40.15 40.29 1.00x
BenchmarkChunkEncryptParallel 40.14 40.13 1.00x
BenchmarkEncryptWriter 95.00 95.84 1.01x
BenchmarkEncrypt 95.97 95.41 0.99x
BenchmarkDecryptReader 93.26 93.16 1.00x
BenchmarkEncryptDecryptReader 47.03 46.74 0.99x
BenchmarkDecrypt 95.01 95.39 1.00x
BenchmarkSaveFrom 56.01 55.84 1.00x
benchmark old allocs new allocs delta
BenchmarkChunkEncrypt 113 112 -0.88%
BenchmarkChunkEncryptParallel 104 103 -0.96%
BenchmarkArchiveDirectory 0 0 +0.00%
BenchmarkEncryptWriter 20 20 +0.00%
BenchmarkEncrypt 14 14 +0.00%
BenchmarkDecryptReader 18 18 +0.00%
BenchmarkEncryptDecryptReader 40 45 +12.50%
BenchmarkDecrypt 17 16 -5.88%
BenchmarkSaveJSON 125 125 +0.00%
BenchmarkSaveFrom 116 119 +2.59%
benchmark old bytes new bytes delta
BenchmarkChunkEncrypt 8515750 118956 -98.60%
BenchmarkChunkEncryptParallel 8515766 118972 -98.60%
BenchmarkArchiveDirectory 0 0 +0.00%
BenchmarkEncryptWriter 28927 28927 +0.00%
BenchmarkEncrypt 422313 2473 -99.41%
BenchmarkDecryptReader 527827 527827 +0.00%
BenchmarkEncryptDecryptReader 4100824 4100870 +0.00%
BenchmarkDecrypt 8391127 2509 -99.97%
BenchmarkSaveJSON 9208 9208 +0.00%
BenchmarkSaveFrom 39694 40541 +2.13%
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2015-02-17 21:10:26 +01:00 |
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Alexander Neumann
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af57fb86d7
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Reduce memory usage of decryptReader
benchmark old ns/op new ns/op delta
BenchmarkChunkEncrypt 260007360 261144414 +0.44%
BenchmarkChunkEncryptParallel 262839697 261201438 -0.62%
BenchmarkArchiveDirectory 0.00 0.00 +0.00%
BenchmarkEncryptWriter 86994839 88297245 +1.50%
BenchmarkEncrypt 87414849 87406446 -0.01%
BenchmarkDecryptReader 90354651 89948630 -0.45%
BenchmarkEncryptDecryptReader 184533845 178374144 -3.34%
BenchmarkDecrypt 88153894 88289705 +0.15%
BenchmarkSaveJSON 213906 213917 +0.01%
BenchmarkSaveFrom 75263853 74881361 -0.51%
benchmark old MB/s new MB/s speedup
BenchmarkChunkEncrypt 40.33 40.15 1.00x
BenchmarkChunkEncryptParallel 39.89 40.14 1.01x
BenchmarkEncryptWriter 96.43 95.00 0.99x
BenchmarkEncrypt 95.96 95.97 1.00x
BenchmarkDecryptReader 92.84 93.26 1.00x
BenchmarkEncryptDecryptReader 45.46 47.03 1.03x
BenchmarkDecrypt 95.16 95.01 1.00x
BenchmarkSaveFrom 55.73 56.01 1.01x
benchmark old allocs new allocs delta
BenchmarkChunkEncrypt 113 113 +0.00%
BenchmarkChunkEncryptParallel 104 104 +0.00%
BenchmarkArchiveDirectory 0 0 +0.00%
BenchmarkEncryptWriter 20 20 +0.00%
BenchmarkEncrypt 14 14 +0.00%
BenchmarkDecryptReader 18 18 +0.00%
BenchmarkEncryptDecryptReader 55 40 -27.27%
BenchmarkDecrypt 17 17 +0.00%
BenchmarkSaveJSON 125 125 +0.00%
BenchmarkSaveFrom 119 116 -2.52%
benchmark old bytes new bytes delta
BenchmarkChunkEncrypt 8515750 8515750 +0.00%
BenchmarkChunkEncryptParallel 8515766 8515766 +0.00%
BenchmarkArchiveDirectory 0 0 +0.00%
BenchmarkEncryptWriter 28927 28927 +0.00%
BenchmarkEncrypt 422313 422313 +0.00%
BenchmarkDecryptReader 527827 527827 +0.00%
BenchmarkEncryptDecryptReader 35814894 4100824 -88.55%
BenchmarkDecrypt 8391127 8391127 +0.00%
BenchmarkSaveJSON 9208 9208 +0.00%
BenchmarkSaveFrom 40541 39694 -2.09%
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2015-02-17 18:14:56 +01:00 |
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Alexander Neumann
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be03a31bdd
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Use correct buffer size for benchmark
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2015-02-17 18:05:58 +01:00 |
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Alexander Neumann
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3dbe02182b
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Remove EncryptFrom*() methods, add Tests for EncryptTo()
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2015-02-15 23:38:45 +01:00 |
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Alexander Neumann
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5801d9f42f
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Add EncryptTo() methods
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2015-02-15 18:13:42 +01:00 |
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Alexander Neumann
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5f0cce8546
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Move HashReader to backend
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2015-02-11 19:20:45 +01:00 |
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Alexander Neumann
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a564a454c4
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Add stream functions for decrypt
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2015-02-11 18:36:31 +01:00 |
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Alexander Neumann
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c6901af5aa
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Add streaming encrypt functions
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2015-02-11 18:05:43 +01:00 |
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Alexander Neumann
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e2a407babb
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Create large buffer when encrypting a large tree
This fixes #80
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2015-01-31 21:18:51 +01:00 |
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Alexander Neumann
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7f9e81431f
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Reduce time spent in tests
Make testing crypto functions with large buffers optional, use the flag
'-test.largecrypto'.
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2015-01-14 16:34:30 +01:00 |
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Alexander Neumann
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cc147c002e
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Introduce type Server
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2014-12-21 17:37:29 +01:00 |
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Alexander Neumann
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e2fea0d088
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Rename khepri -> restic
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2014-12-05 21:45:49 +01:00 |
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Alexander Neumann
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719e121c74
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Use large, dynamic buffer for encrypting maps
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2014-11-23 22:58:41 +01:00 |
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Alexander Neumann
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f95788ed90
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Limit memory usage, add several sync.Pool
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2014-11-23 21:26:20 +01:00 |
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Alexander Neumann
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2ac9d28c8d
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Add tests and benchmarks for encrypt and decrypt
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2014-11-15 19:34:42 +01:00 |
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Alexander Neumann
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30ab03b7b7
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Add decrypt, refactor
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2014-10-03 21:44:55 +02:00 |
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