mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-21 20:46:30 -05:00
parent
a461e9d01a
commit
94e8a90769
3 changed files with 49 additions and 27 deletions
|
@ -1,7 +1,7 @@
|
|||
---
|
||||
title: hmac
|
||||
linktitle: hmac
|
||||
description: Compute the cryptographic checksum of a message.
|
||||
description: Returns a cryptographic hash that uses a key to sign a message.
|
||||
date: 2020-05-29
|
||||
publishdate: 2020-05-29
|
||||
lastmod: 2020-05-29
|
||||
|
@ -10,24 +10,25 @@ menu:
|
|||
docs:
|
||||
parent: "functions"
|
||||
keywords: [hmac,checksum]
|
||||
signature: ["hmac HASH_TYPE KEY MESSAGE"]
|
||||
signature: ["crypto.HMAC HASH_TYPE KEY MESSAGE [ENCODING]","hmac HASH_TYPE KEY MESSAGE [ENCODING]" ]
|
||||
workson: []
|
||||
hugoversion:
|
||||
relatedfuncs: [hmac]
|
||||
deprecated: false
|
||||
aliases: [hmac]
|
||||
aliases: []
|
||||
---
|
||||
|
||||
`hmac` returns a cryptographic hash that uses a key to sign a message.
|
||||
Set the `HASH_TYPE` argument to `md5`, `sha1`, `sha256`, or `sha512`.
|
||||
|
||||
Set the optional `ENCODING` argument to either `hex` (default) or `binary`.
|
||||
|
||||
```go-html-template
|
||||
{{ hmac "sha256" "Secret key" "Secret message" }}
|
||||
5cceb491f45f8b154e20f3b0a30ed3a6ff3027d373f85c78ffe8983180b03c84
|
||||
|
||||
{{ hmac "sha256" "Secret key" "Secret message" "hex" }}
|
||||
5cceb491f45f8b154e20f3b0a30ed3a6ff3027d373f85c78ffe8983180b03c84
|
||||
|
||||
{{ hmac "sha256" "Secret key" "Secret message" "binary" | base64Encode }}
|
||||
XM60kfRfixVOIPOwow7Tpv8wJ9Nz+Fx4/+iYMYCwPIQ=
|
||||
```
|
||||
{{ hmac "sha256" "Secret key" "Hello world, gophers!"}},
|
||||
<!-- returns the string "b6d11b6c53830b9d87036272ca9fe9d19306b8f9d8aa07b15da27d89e6e34f40"
|
||||
```
|
||||
|
||||
Supported hash functions:
|
||||
|
||||
* md5
|
||||
* sha1
|
||||
* sha256
|
||||
* sha512
|
||||
|
|
|
@ -69,7 +69,7 @@ func (ns *Namespace) SHA256(in any) (string, error) {
|
|||
}
|
||||
|
||||
// HMAC returns a cryptographic hash that uses a key to sign a message.
|
||||
func (ns *Namespace) HMAC(h any, k any, m any) (string, error) {
|
||||
func (ns *Namespace) HMAC(h any, k any, m any, e ...any) (string, error) {
|
||||
ha, err := cast.ToStringE(h)
|
||||
if err != nil {
|
||||
return "", err
|
||||
|
@ -105,5 +105,21 @@ func (ns *Namespace) HMAC(h any, k any, m any) (string, error) {
|
|||
return "", err
|
||||
}
|
||||
|
||||
return hex.EncodeToString(mac.Sum(nil)[:]), nil
|
||||
var encoding = "hex"
|
||||
if len(e) > 0 && e[0] != nil {
|
||||
encoding, err = cast.ToStringE(e[0])
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
}
|
||||
|
||||
switch encoding {
|
||||
case "binary":
|
||||
return string(mac.Sum(nil)[:]), nil
|
||||
case "hex":
|
||||
return hex.EncodeToString(mac.Sum(nil)[:]), nil
|
||||
default:
|
||||
return "", fmt.Errorf("%q is not a supported encoding method", encoding)
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
@ -107,20 +107,25 @@ func TestHMAC(t *testing.T) {
|
|||
ns := New()
|
||||
|
||||
for i, test := range []struct {
|
||||
hash any
|
||||
key any
|
||||
msg any
|
||||
expect any
|
||||
hash any
|
||||
key any
|
||||
msg any
|
||||
encoding any
|
||||
expect any
|
||||
}{
|
||||
{"md5", "Secret key", "Hello world, gophers!", "36eb69b6bf2de96b6856fdee8bf89754"},
|
||||
{"sha1", "Secret key", "Hello world, gophers!", "84a76647de6cd47ac6ae4258e3753f711172ce68"},
|
||||
{"sha256", "Secret key", "Hello world, gophers!", "b6d11b6c53830b9d87036272ca9fe9d19306b8f9d8aa07b15da27d89e6e34f40"},
|
||||
{"sha512", "Secret key", "Hello world, gophers!", "dc3e586cd936865e2abc4c12665e9cc568b2dad714df3c9037cbea159d036cfc4209da9e3fcd30887ff441056941966899f6fb7eec9646ff9ddb592595a8eb7f"},
|
||||
{"", t, "", false},
|
||||
{"md5", "Secret key", "Hello world, gophers!", nil, "36eb69b6bf2de96b6856fdee8bf89754"},
|
||||
{"sha1", "Secret key", "Hello world, gophers!", nil, "84a76647de6cd47ac6ae4258e3753f711172ce68"},
|
||||
{"sha256", "Secret key", "Hello world, gophers!", nil, "b6d11b6c53830b9d87036272ca9fe9d19306b8f9d8aa07b15da27d89e6e34f40"},
|
||||
{"sha512", "Secret key", "Hello world, gophers!", nil, "dc3e586cd936865e2abc4c12665e9cc568b2dad714df3c9037cbea159d036cfc4209da9e3fcd30887ff441056941966899f6fb7eec9646ff9ddb592595a8eb7f"},
|
||||
{"md5", "Secret key", "Hello world, gophers!", "hex", "36eb69b6bf2de96b6856fdee8bf89754"},
|
||||
{"md5", "Secret key", "Hello world, gophers!", "binary", "6\xebi\xb6\xbf-\xe9khV\xfd\xee\x8b\xf8\x97T"},
|
||||
{"md5", "Secret key", "Hello world, gophers!", "foo", false},
|
||||
{"md5", "Secret key", "Hello world, gophers!", "", false},
|
||||
{"", t, "", nil, false},
|
||||
} {
|
||||
errMsg := qt.Commentf("[%d] %v, %v, %v", i, test.hash, test.key, test.msg)
|
||||
errMsg := qt.Commentf("[%d] %v, %v, %v, %v", i, test.hash, test.key, test.msg, test.encoding)
|
||||
|
||||
result, err := ns.HMAC(test.hash, test.key, test.msg)
|
||||
result, err := ns.HMAC(test.hash, test.key, test.msg, test.encoding)
|
||||
|
||||
if b, ok := test.expect.(bool); ok && !b {
|
||||
c.Assert(err, qt.Not(qt.IsNil), errMsg)
|
||||
|
|
Loading…
Reference in a new issue