39 lines
1.3 KiB
Go
39 lines
1.3 KiB
Go
package distribution
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import (
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"time"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/cosmos/cosmos-sdk/telemetry"
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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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"github.com/cosmos/cosmos-sdk/x/distribution/types"
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)
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// BeginBlocker sets the proposer for determining distribution during endblock
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// and distribute rewards for the previous block
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func BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock, k keeper.Keeper) {
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defer telemetry.ModuleMeasureSince(types.ModuleName, time.Now(), telemetry.MetricKeyBeginBlocker)
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// determine the total power signing the block
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var previousTotalPower, sumPreviousPrecommitPower int64
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for _, voteInfo := range req.LastCommitInfo.GetVotes() {
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previousTotalPower += voteInfo.Validator.Power
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if voteInfo.SignedLastBlock {
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sumPreviousPrecommitPower += voteInfo.Validator.Power
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}
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}
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// TODO this is Tendermint-dependent
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// ref https://github.com/cosmos/cosmos-sdk/issues/3095
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if ctx.BlockHeight() > 1 {
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previousProposer := k.GetPreviousProposerConsAddr(ctx)
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k.AllocateTokens(ctx, sumPreviousPrecommitPower, previousTotalPower, previousProposer, req.LastCommitInfo.GetVotes())
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}
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// record the proposer for when we payout on the next block
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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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