44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
package token
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import (
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"errors"
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"time"
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"github.com/golang-jwt/jwt/v5"
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)
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// Different types of error returned by the VerifyToken function
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var (
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ErrInvalidToken = errors.New("token is invalid")
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ErrExpiredToken = errors.New("token has expired")
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)
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// Payload contains the payload data of the token
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type Payload struct {
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ID string `json:"id"`
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Username string `json:"username"`
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jwt.RegisteredClaims
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}
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// NewPayload creates a new token payload with a specific username and duration
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func NewPayload(id string, username string, duration time.Duration) *Payload {
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payload := &Payload{
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ID: id,
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Username: username,
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RegisteredClaims: jwt.RegisteredClaims{
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ExpiresAt: jwt.NewNumericDate(time.Now().Add(duration)), // 过期时间
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IssuedAt: jwt.NewNumericDate(time.Now()), // 签发时间
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NotBefore: jwt.NewNumericDate(time.Now()), // 生效时间
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},
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}
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return payload
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}
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// Valid checks if the token payload is valid or not
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func (payload *Payload) Valid() error {
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if time.Now().After(payload.ExpiresAt.Time) {
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return ErrExpiredToken
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}
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return nil
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}
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