mirror of
https://github.com/pocketbase/pocketbase.git
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42 lines
1.0 KiB
Go
42 lines
1.0 KiB
Go
package security
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import (
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"crypto/md5"
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"crypto/sha256"
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"crypto/sha512"
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"encoding/base64"
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"fmt"
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"strings"
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)
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// S256Challenge creates base64 encoded sha256 challenge string derived from code.
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// The padding of the result base64 string is stripped per [RFC 7636].
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//
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// [RFC 7636]: https://datatracker.ietf.org/doc/html/rfc7636#section-4.2
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func S256Challenge(code string) string {
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h := sha256.New()
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h.Write([]byte(code))
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return strings.TrimRight(base64.URLEncoding.EncodeToString(h.Sum(nil)), "=")
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}
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// MD5 creates md5 hash from the provided plain text.
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func MD5(text string) string {
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h := md5.New()
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h.Write([]byte(text))
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return fmt.Sprintf("%x", h.Sum(nil))
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}
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// SHA256 creates sha256 hash as defined in FIPS 180-4 from the provided text.
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func SHA256(text string) string {
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h := sha256.New()
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h.Write([]byte(text))
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return fmt.Sprintf("%x", h.Sum(nil))
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}
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// SHA512 creates sha512 hash as defined in FIPS 180-4 from the provided text.
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func SHA512(text string) string {
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h := sha512.New()
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h.Write([]byte(text))
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return fmt.Sprintf("%x", h.Sum(nil))
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}
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