Example #1
0
func (p *RedisPacer) CanBid(campaign rtb.Campaign) bool {
	id := campaign.Id()
	key := p.paceAccountKey(campaign.Id())

	// Update remaining budget every time to compensate for unspent bids last cycle
	cpi := rtb.MicroCentsPerImpression(campaign.BidCpmInMicroCents())
	budget := p.banker.RemainingDailyBudgetInMicroCents(id)

	// Account not yet configured, or they actually have no budget. The pacer is not needed.
	if budget == 0 || cpi == 0 {
		return true // Allow it to pass and configure it
	}

	now := time.Now().UTC()
	midnight := time.Date(now.Year(), now.Month(), now.Day()+1, 0, 0, 0, 0, time.UTC)

	// TODO: This definitely only needs to be calculated at the end of each segment. Not every time we request a bid.
	durationToMidnight := midnight.Sub(now)
	segmentsToMidnight := int64(durationToMidnight / p.segment)
	remaining := (budget / cpi) / segmentsToMidnight

	remainingBudget, err := p.da.DebitIfNotZero(key, 1, remaining, time.Now().UTC().Add(p.segment))

	//	fmt.Printf("Campign: %v, Bids Per Segment: %v, Segment: %v, Remaining Budget: %v\n", id, remaining, p.segment, remainingBudget)

	if err == nil {
		return remainingBudget > 0
	} else {
		return false
	}
}
Example #2
0
func (p *MockPacer) CanBid(campaign rtb.Campaign) bool {
	return p.canBidResults[campaign.Id()]
}