1
2
3
4
5 package argon2
6
7 import (
8 "bytes"
9 "encoding/hex"
10 "testing"
11 )
12
13 var (
14 genKatPassword = []byte{
15 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
16 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
17 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
18 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
19 }
20 genKatSalt = []byte{0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02}
21 genKatSecret = []byte{0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03}
22 genKatAAD = []byte{0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04}
23 )
24
25 func TestArgon2(t *testing.T) {
26 defer func(sse4 bool) { useSSE4 = sse4 }(useSSE4)
27
28 if useSSE4 {
29 t.Log("SSE4.1 version")
30 testArgon2i(t)
31 testArgon2d(t)
32 testArgon2id(t)
33 useSSE4 = false
34 }
35 t.Log("generic version")
36 testArgon2i(t)
37 testArgon2d(t)
38 testArgon2id(t)
39 }
40
41 func testArgon2d(t *testing.T) {
42 want := []byte{
43 0x51, 0x2b, 0x39, 0x1b, 0x6f, 0x11, 0x62, 0x97,
44 0x53, 0x71, 0xd3, 0x09, 0x19, 0x73, 0x42, 0x94,
45 0xf8, 0x68, 0xe3, 0xbe, 0x39, 0x84, 0xf3, 0xc1,
46 0xa1, 0x3a, 0x4d, 0xb9, 0xfa, 0xbe, 0x4a, 0xcb,
47 }
48 hash := deriveKey(argon2d, genKatPassword, genKatSalt, genKatSecret, genKatAAD, 3, 32, 4, 32)
49 if !bytes.Equal(hash, want) {
50 t.Errorf("derived key does not match - got: %s , want: %s", hex.EncodeToString(hash), hex.EncodeToString(want))
51 }
52 }
53
54 func testArgon2i(t *testing.T) {
55 want := []byte{
56 0xc8, 0x14, 0xd9, 0xd1, 0xdc, 0x7f, 0x37, 0xaa,
57 0x13, 0xf0, 0xd7, 0x7f, 0x24, 0x94, 0xbd, 0xa1,
58 0xc8, 0xde, 0x6b, 0x01, 0x6d, 0xd3, 0x88, 0xd2,
59 0x99, 0x52, 0xa4, 0xc4, 0x67, 0x2b, 0x6c, 0xe8,
60 }
61 hash := deriveKey(argon2i, genKatPassword, genKatSalt, genKatSecret, genKatAAD, 3, 32, 4, 32)
62 if !bytes.Equal(hash, want) {
63 t.Errorf("derived key does not match - got: %s , want: %s", hex.EncodeToString(hash), hex.EncodeToString(want))
64 }
65 }
66
67 func testArgon2id(t *testing.T) {
68 want := []byte{
69 0x0d, 0x64, 0x0d, 0xf5, 0x8d, 0x78, 0x76, 0x6c,
70 0x08, 0xc0, 0x37, 0xa3, 0x4a, 0x8b, 0x53, 0xc9,
71 0xd0, 0x1e, 0xf0, 0x45, 0x2d, 0x75, 0xb6, 0x5e,
72 0xb5, 0x25, 0x20, 0xe9, 0x6b, 0x01, 0xe6, 0x59,
73 }
74 hash := deriveKey(argon2id, genKatPassword, genKatSalt, genKatSecret, genKatAAD, 3, 32, 4, 32)
75 if !bytes.Equal(hash, want) {
76 t.Errorf("derived key does not match - got: %s , want: %s", hex.EncodeToString(hash), hex.EncodeToString(want))
77 }
78 }
79
80 func TestVectors(t *testing.T) {
81 password, salt := []byte("password"), []byte("somesalt")
82 for i, v := range testVectors {
83 want, err := hex.DecodeString(v.hash)
84 if err != nil {
85 t.Fatalf("Test %d: failed to decode hash: %v", i, err)
86 }
87 hash := deriveKey(v.mode, password, salt, nil, nil, v.time, v.memory, v.threads, uint32(len(want)))
88 if !bytes.Equal(hash, want) {
89 t.Errorf("Test %d - got: %s want: %s", i, hex.EncodeToString(hash), hex.EncodeToString(want))
90 }
91 }
92 }
93
94 func benchmarkArgon2(mode int, time, memory uint32, threads uint8, keyLen uint32, b *testing.B) {
95 password := []byte("password")
96 salt := []byte("choosing random salts is hard")
97 b.ReportAllocs()
98 for i := 0; i < b.N; i++ {
99 deriveKey(mode, password, salt, nil, nil, time, memory, threads, keyLen)
100 }
101 }
102
103 func BenchmarkArgon2i(b *testing.B) {
104 b.Run(" Time: 3 Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2i, 3, 32*1024, 1, 32, b) })
105 b.Run(" Time: 4 Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2i, 4, 32*1024, 1, 32, b) })
106 b.Run(" Time: 5 Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2i, 5, 32*1024, 1, 32, b) })
107 b.Run(" Time: 3 Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2i, 3, 64*1024, 4, 32, b) })
108 b.Run(" Time: 4 Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2i, 4, 64*1024, 4, 32, b) })
109 b.Run(" Time: 5 Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2i, 5, 64*1024, 4, 32, b) })
110 }
111
112 func BenchmarkArgon2d(b *testing.B) {
113 b.Run(" Time: 3, Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2d, 3, 32*1024, 1, 32, b) })
114 b.Run(" Time: 4, Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2d, 4, 32*1024, 1, 32, b) })
115 b.Run(" Time: 5, Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2d, 5, 32*1024, 1, 32, b) })
116 b.Run(" Time: 3, Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2d, 3, 64*1024, 4, 32, b) })
117 b.Run(" Time: 4, Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2d, 4, 64*1024, 4, 32, b) })
118 b.Run(" Time: 5, Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2d, 5, 64*1024, 4, 32, b) })
119 }
120
121 func BenchmarkArgon2id(b *testing.B) {
122 b.Run(" Time: 3, Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2id, 3, 32*1024, 1, 32, b) })
123 b.Run(" Time: 4, Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2id, 4, 32*1024, 1, 32, b) })
124 b.Run(" Time: 5, Memory: 32 MB, Threads: 1", func(b *testing.B) { benchmarkArgon2(argon2id, 5, 32*1024, 1, 32, b) })
125 b.Run(" Time: 3, Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2id, 3, 64*1024, 4, 32, b) })
126 b.Run(" Time: 4, Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2id, 4, 64*1024, 4, 32, b) })
127 b.Run(" Time: 5, Memory: 64 MB, Threads: 4", func(b *testing.B) { benchmarkArgon2(argon2id, 5, 64*1024, 4, 32, b) })
128 }
129
130
131 var testVectors = []struct {
132 mode int
133 time, memory uint32
134 threads uint8
135 hash string
136 }{
137 {
138 mode: argon2i, time: 1, memory: 64, threads: 1,
139 hash: "b9c401d1844a67d50eae3967dc28870b22e508092e861a37",
140 },
141 {
142 mode: argon2d, time: 1, memory: 64, threads: 1,
143 hash: "8727405fd07c32c78d64f547f24150d3f2e703a89f981a19",
144 },
145 {
146 mode: argon2id, time: 1, memory: 64, threads: 1,
147 hash: "655ad15eac652dc59f7170a7332bf49b8469be1fdb9c28bb",
148 },
149 {
150 mode: argon2i, time: 2, memory: 64, threads: 1,
151 hash: "8cf3d8f76a6617afe35fac48eb0b7433a9a670ca4a07ed64",
152 },
153 {
154 mode: argon2d, time: 2, memory: 64, threads: 1,
155 hash: "3be9ec79a69b75d3752acb59a1fbb8b295a46529c48fbb75",
156 },
157 {
158 mode: argon2id, time: 2, memory: 64, threads: 1,
159 hash: "068d62b26455936aa6ebe60060b0a65870dbfa3ddf8d41f7",
160 },
161 {
162 mode: argon2i, time: 2, memory: 64, threads: 2,
163 hash: "2089f3e78a799720f80af806553128f29b132cafe40d059f",
164 },
165 {
166 mode: argon2d, time: 2, memory: 64, threads: 2,
167 hash: "68e2462c98b8bc6bb60ec68db418ae2c9ed24fc6748a40e9",
168 },
169 {
170 mode: argon2id, time: 2, memory: 64, threads: 2,
171 hash: "350ac37222f436ccb5c0972f1ebd3bf6b958bf2071841362",
172 },
173 {
174 mode: argon2i, time: 3, memory: 256, threads: 2,
175 hash: "f5bbf5d4c3836af13193053155b73ec7476a6a2eb93fd5e6",
176 },
177 {
178 mode: argon2d, time: 3, memory: 256, threads: 2,
179 hash: "f4f0669218eaf3641f39cc97efb915721102f4b128211ef2",
180 },
181 {
182 mode: argon2id, time: 3, memory: 256, threads: 2,
183 hash: "4668d30ac4187e6878eedeacf0fd83c5a0a30db2cc16ef0b",
184 },
185 {
186 mode: argon2i, time: 4, memory: 4096, threads: 4,
187 hash: "a11f7b7f3f93f02ad4bddb59ab62d121e278369288a0d0e7",
188 },
189 {
190 mode: argon2d, time: 4, memory: 4096, threads: 4,
191 hash: "935598181aa8dc2b720914aa6435ac8d3e3a4210c5b0fb2d",
192 },
193 {
194 mode: argon2id, time: 4, memory: 4096, threads: 4,
195 hash: "145db9733a9f4ee43edf33c509be96b934d505a4efb33c5a",
196 },
197 {
198 mode: argon2i, time: 4, memory: 1024, threads: 8,
199 hash: "0cdd3956aa35e6b475a7b0c63488822f774f15b43f6e6e17",
200 },
201 {
202 mode: argon2d, time: 4, memory: 1024, threads: 8,
203 hash: "83604fc2ad0589b9d055578f4d3cc55bc616df3578a896e9",
204 },
205 {
206 mode: argon2id, time: 4, memory: 1024, threads: 8,
207 hash: "8dafa8e004f8ea96bf7c0f93eecf67a6047476143d15577f",
208 },
209 {
210 mode: argon2i, time: 2, memory: 64, threads: 3,
211 hash: "5cab452fe6b8479c8661def8cd703b611a3905a6d5477fe6",
212 },
213 {
214 mode: argon2d, time: 2, memory: 64, threads: 3,
215 hash: "22474a423bda2ccd36ec9afd5119e5c8949798cadf659f51",
216 },
217 {
218 mode: argon2id, time: 2, memory: 64, threads: 3,
219 hash: "4a15b31aec7c2590b87d1f520be7d96f56658172deaa3079",
220 },
221 {
222 mode: argon2i, time: 3, memory: 1024, threads: 6,
223 hash: "d236b29c2b2a09babee842b0dec6aa1e83ccbdea8023dced",
224 },
225 {
226 mode: argon2d, time: 3, memory: 1024, threads: 6,
227 hash: "a3351b0319a53229152023d9206902f4ef59661cdca89481",
228 },
229 {
230 mode: argon2id, time: 3, memory: 1024, threads: 6,
231 hash: "1640b932f4b60e272f5d2207b9a9c626ffa1bd88d2349016",
232 },
233 }
234
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