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Open-IM-Server/pkg/common/db/cache/token.go

60 lines
1.8 KiB

package cache
import (
"OpenIM/pkg/common/constant"
"OpenIM/pkg/common/tokenverify"
"OpenIM/pkg/utils"
"context"
"github.com/golang-jwt/jwt/v4"
)
type Token interface {
//结果为空 不返回错误
GetTokensWithoutError(ctx context.Context, userID, platform string) (map[string]int, error)
//创建token
CreateToken(ctx context.Context, userID string, platformID int) (string, error)
}
type TokenRedis struct {
redisClient *RedisClient
accessSecret string
accessExpire int64
}
func NewTokenRedis(redisClient *RedisClient, accessSecret string, accessExpire int64) *TokenRedis {
return &TokenRedis{redisClient, accessSecret, accessExpire}
}
// 结果为空 不返回错误
func (t *TokenRedis) GetTokensWithoutError(ctx context.Context, userID, platform string) (map[string]int, error) {
return t.redisClient.GetTokensWithoutError(ctx, userID, platform)
}
// 创建token
func (t *TokenRedis) CreateToken(ctx context.Context, userID string, platform string) (string, error) {
tokens, err := t.redisClient.GetTokensWithoutError(ctx, userID, platform)
if err != nil {
return "", err
}
var deleteTokenKey []string
for k, v := range tokens {
_, err = tokenverify.GetClaimFromToken(k)
if err != nil || v != constant.NormalToken {
deleteTokenKey = append(deleteTokenKey, k)
}
}
if len(deleteTokenKey) != 0 {
err := t.redisClient.DeleteTokenByUidPid(ctx, userID, platform, deleteTokenKey)
if err != nil {
return "", err
}
}
claims := tokenverify.BuildClaims(userID, platform, t.accessExpire)
token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
tokenString, err := token.SignedString([]byte(t.accessSecret))
if err != nil {
return "", utils.Wrap(err, "")
}
return tokenString, t.redisClient.AddTokenFlag(ctx, userID, platform, tokenString, constant.NormalToken)
}