dc0114e4b7
- Kompletna Go implementacija licencnog servera (19 Go fajlova) - Klijentski API: activate, deactivate, validate - Admin API: CRUD licence, stats, audit log - Admin dashboard: htmx + Go templates - RSA-2048 potpisivanje licencnih podataka - Rate limiting i API key autentifikacija - MySQL migracije i seed podaci (ESIR, ARV, LIGHT_TICKET) - Unit testovi: keygen, crypto, model, middleware (24 testa) - Dokumentacija: SPEC.md, ARCHITECTURE.md, SETUP.md, API.md, TESTING.md, README.md Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
27 lines
556 B
Go
27 lines
556 B
Go
package service
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import (
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"crypto/rand"
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"math/big"
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"strings"
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)
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// Characters: A-H, J-N, P-Y, 2-9 (no O/0/I/1)
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const keyChars = "ABCDEFGHJKMNPQRSTUVWXY23456789"
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func GenerateKey(prefix string) (string, error) {
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groups := make([]string, 4)
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for i := range groups {
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group := make([]byte, 4)
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for j := range group {
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idx, err := rand.Int(rand.Reader, big.NewInt(int64(len(keyChars))))
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if err != nil {
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return "", err
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}
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group[j] = keyChars[idx.Int64()]
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}
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groups[i] = string(group)
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}
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return prefix + strings.Join(groups, "-"), nil
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}
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