42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
package repository
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import (
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"context"
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"fmt"
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"time"
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"github.com/Wei-Shaw/sub2api/internal/service"
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"github.com/redis/go-redis/v9"
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)
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const stickySessionPrefix = "sticky_session:"
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type gatewayCache struct {
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rdb *redis.Client
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}
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func NewGatewayCache(rdb *redis.Client) service.GatewayCache {
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return &gatewayCache{rdb: rdb}
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}
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// buildSessionKey 构建 session key，包含 groupID 实现分组隔离
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// 格式: sticky_session:{groupID}:{sessionHash}
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func buildSessionKey(groupID int64, sessionHash string) string {
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return fmt.Sprintf("%s%d:%s", stickySessionPrefix, groupID, sessionHash)
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}
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func (c *gatewayCache) GetSessionAccountID(ctx context.Context, groupID int64, sessionHash string) (int64, error) {
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key := buildSessionKey(groupID, sessionHash)
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return c.rdb.Get(ctx, key).Int64()
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}
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func (c *gatewayCache) SetSessionAccountID(ctx context.Context, groupID int64, sessionHash string, accountID int64, ttl time.Duration) error {
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key := buildSessionKey(groupID, sessionHash)
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return c.rdb.Set(ctx, key, accountID, ttl).Err()
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}
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func (c *gatewayCache) RefreshSessionTTL(ctx context.Context, groupID int64, sessionHash string, ttl time.Duration) error {
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key := buildSessionKey(groupID, sessionHash)
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return c.rdb.Expire(ctx, key, ttl).Err()
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}
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