52 lines
1.2 KiB
Go
52 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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"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 openAI403CounterPrefix = "openai_403_count:account:"
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var openAI403CounterIncrScript = redis.NewScript(`
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local key = KEYS[1]
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local ttl = tonumber(ARGV[1])
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local count = redis.call('INCR', key)
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if count == 1 then
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redis.call('EXPIRE', key, ttl)
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end
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return count
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`)
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type openAI403CounterCache struct {
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rdb *redis.Client
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}
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func NewOpenAI403CounterCache(rdb *redis.Client) service.OpenAI403CounterCache {
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return &openAI403CounterCache{rdb: rdb}
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}
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func (c *openAI403CounterCache) IncrementOpenAI403Count(ctx context.Context, accountID int64, windowMinutes int) (int64, error) {
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key := fmt.Sprintf("%s%d", openAI403CounterPrefix, accountID)
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ttlSeconds := windowMinutes * 60
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if ttlSeconds < 60 {
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ttlSeconds = 60
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}
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result, err := openAI403CounterIncrScript.Run(ctx, c.rdb, []string{key}, ttlSeconds).Int64()
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if err != nil {
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return 0, fmt.Errorf("increment openai 403 count: %w", err)
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}
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return result, nil
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}
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func (c *openAI403CounterCache) ResetOpenAI403Count(ctx context.Context, accountID int64) error {
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key := fmt.Sprintf("%s%d", openAI403CounterPrefix, accountID)
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return c.rdb.Del(ctx, key).Err()
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}
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