| 107 | } |
| 108 | |
| 109 | func (c *KeyChecker) checkKeys(ctx context.Context, keys []string) error { |
| 110 | cmds, err := c.rdb.Pipelined(ctx, func(pipe redis.Pipeliner) error { |
| 111 | for _, key := range keys { |
| 112 | pipe.TTL(ctx, key) |
| 113 | } |
| 114 | return nil |
| 115 | }) |
| 116 | if err != nil { |
| 117 | return err |
| 118 | } |
| 119 | |
| 120 | for i, cmd := range cmds { |
| 121 | d, err := cmd.(*redis.DurationCmd).Result() |
| 122 | if err != nil { |
| 123 | return err |
| 124 | } |
| 125 | if d == -1 { |
| 126 | c.delCh <- keys[i] |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | return nil |
| 131 | } |
| 132 | |
| 133 | func (c *KeyChecker) del(ctx context.Context) error { |
| 134 | pipe := c.rdb.Pipeline() |