forked from TrueCloudLab/frostfs-node
[#170] Implement validator voting function in inner ring
This function calculates validator key based on inner ring index and invokes `Vote` method of corresponding alphabet contract. Signed-off-by: Alex Vanin <alexey@nspcc.ru>
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@ -1,5 +1,10 @@
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package innerring
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package innerring
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import (
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neofs-node/pkg/innerring/invoke"
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)
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// EpochCounter is a getter for a global epoch counter.
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// EpochCounter is a getter for a global epoch counter.
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func (s *Server) EpochCounter() uint64 {
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func (s *Server) EpochCounter() uint64 {
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return s.epochCounter.Load()
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return s.epochCounter.Load()
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@ -21,3 +26,28 @@ func (s *Server) IsActive() bool {
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func (s *Server) Index() int32 {
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func (s *Server) Index() int32 {
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return s.innerRingIndex.Load()
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return s.innerRingIndex.Load()
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}
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}
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func (s *Server) voteForSidechainValidator(validators []keys.PublicKey) error {
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index := s.Index()
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if index < 0 || index >= alphabetContractsN {
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s.log.Info("ignore validator vote: node not in alphabet range")
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return nil
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}
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if len(validators) == 0 {
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s.log.Info("ignore validator vote: empty validators list")
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return nil
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}
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// len(validators) can be less than 7, in this case we split votes by
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// using `mod` operations, e.g: with two validators:
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// - node[0] vote for validators[0],
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// - node[1] vote for validators[1],
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// - node[2] vote for validators[0], etc.
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// If there are more than 7 validators, this function will ignore the rest.
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candidate := validators[int(index)%len(validators)]
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return invoke.AlphabetVote(s.morphClient, s.contracts.alphabet[index], candidate)
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}
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