75 lines
1.9 KiB
Go
75 lines
1.9 KiB
Go
package jwt
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import (
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"context"
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"errors"
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"fmt"
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"git.0x7f.app/WOJ/woj-server/internal/e"
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"git.0x7f.app/WOJ/woj-server/internal/model"
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"git.0x7f.app/WOJ/woj-server/pkg/utils"
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"github.com/golang-jwt/jwt/v4"
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"go.uber.org/zap"
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"time"
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)
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func (s *service) ParseToken(tokenText string) (*model.Claim, e.Status) {
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if tokenText == "" {
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return nil, e.TokenEmpty
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}
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token, err := jwt.ParseWithClaims(
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tokenText,
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new(model.Claim),
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func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
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}
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return s.SigningKey, nil
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})
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var ve *jwt.ValidationError
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if errors.As(err, &ve) {
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if ve.Errors&jwt.ValidationErrorMalformed != 0 {
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return nil, e.TokenMalformed
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} else if ve.Errors&(jwt.ValidationErrorExpired|jwt.ValidationErrorNotValidYet) != 0 {
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// Token is either expired or not active yet
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return nil, e.TokenTimeError
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} else {
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return nil, e.TokenInvalid
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}
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}
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if token.Valid {
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c := token.Claims.(*model.Claim)
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return c, e.Success
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}
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return nil, e.TokenInvalid
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}
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func (s *service) SignClaim(claim *model.Claim) (string, e.Status) {
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now := time.Now()
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claim.IssuedAt = jwt.NewNumericDate(now)
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claim.ExpiresAt = jwt.NewNumericDate(now.Add(time.Duration(s.ExpireHour) * time.Hour))
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claim.ID = utils.RandomString(16)
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claim.NotBefore = jwt.NewNumericDate(time.Now())
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token := jwt.NewWithClaims(jwt.SigningMethodHS512, claim)
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ss, err := token.SignedString(s.SigningKey)
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if err != nil {
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s.log.Warn("jwt.SignedString error", zap.Error(err))
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return "", e.TokenSignError
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}
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return ss, e.Success
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}
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func (s *service) Validate(claim *model.Claim) bool {
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curVersion, err := s.cacheService.Get().Get(context.Background(), fmt.Sprintf("Version:%d", claim.UID)).Int64()
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if err != nil {
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s.log.Debug("cache.Get error", zap.Error(err))
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return false
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}
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return curVersion == claim.Version
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}
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