34 lines
857 B
Go
34 lines
857 B
Go
package services
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import (
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"crypto/rand"
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"encoding/hex"
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"fmt"
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)
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// size in bytes of the client ids and secrets
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const IDSecretSize = 32
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func GenerateRandomHex(size int) (string, error) {
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raw := make([]byte, size)
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n, err := rand.Read(raw)
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if err != nil {
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return "", fmt.Errorf("failed to read from random generator: %w", err)
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}
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if n != size {
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return "", fmt.Errorf("failed to read from random generator (%d/%d)", n, size)
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}
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return hex.EncodeToString(raw), nil
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}
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func GenerateClientIDSecret() (string, string, error) {
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clientID, err := GenerateRandomHex(IDSecretSize)
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if err != nil {
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return "", "", fmt.Errorf("failed to generate client id: %w", err)
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}
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clientSecret, err := GenerateRandomHex(IDSecretSize)
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if err != nil {
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return "", "", fmt.Errorf("failed to generate client secret: %w", err)
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}
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return clientID, clientSecret, nil
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}
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