fix: review findings (async SQS dispatcher, backoff, batch insert, shutdown order, pagination, HMAC) + loadtest fixes; v0.1.6
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@@ -4,6 +4,8 @@ import (
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"context"
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"database/sql"
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"fmt"
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"os"
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"strconv"
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"time"
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)
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@@ -39,7 +41,15 @@ func Open(ctx context.Context, dsn string) (*DeviceStore, error) {
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if err != nil {
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return nil, fmt.Errorf("store: open DB: %w", err)
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}
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db.SetMaxOpenConns(5)
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// Пул устройств: дефолт 20 (ревью 2026-08-16: 5 мало для API+MQTT auth),
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// переопределяется IOT_PG_MAX_CONNS.
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maxConns := 20
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if v := os.Getenv("IOT_PG_MAX_CONNS"); v != "" {
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if n, convErr := strconv.Atoi(v); convErr == nil && n > 0 {
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maxConns = n
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}
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}
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db.SetMaxOpenConns(maxConns)
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db.SetMaxIdleConns(2)
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db.SetConnMaxLifetime(5 * time.Minute)
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