40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
package distribution
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import (
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abci "github.com/tendermint/tendermint/abci/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/distribution/keeper"
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)
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// set the proposer for determining distribution during endblock
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func BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock, k keeper.Keeper) {
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if ctx.BlockHeight() > 1 {
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previousPercentPrecommitVotes := getPreviousPercentPrecommitVotes(req)
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previousProposer := k.GetPreviousProposerConsAddr(ctx)
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k.AllocateTokens(ctx, previousPercentPrecommitVotes, previousProposer)
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}
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consAddr := sdk.ConsAddress(req.Header.ProposerAddress)
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k.SetPreviousProposerConsAddr(ctx, consAddr)
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}
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// percent precommit votes for the previous block
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func getPreviousPercentPrecommitVotes(req abci.RequestBeginBlock) sdk.Dec {
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// determine the total number of signed power
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totalPower, sumPrecommitPower := int64(0), int64(0)
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for _, voteInfo := range req.LastCommitInfo.GetVotes() {
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totalPower += voteInfo.Validator.Power
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if voteInfo.SignedLastBlock {
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sumPrecommitPower += voteInfo.Validator.Power
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}
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}
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if totalPower == 0 {
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return sdk.ZeroDec()
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}
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return sdk.NewDec(sumPrecommitPower).Quo(sdk.NewDec(totalPower))
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}
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