forked from TrueCloudLab/frostfs-contract
[#58] neofs: Allow alphabet nodes to remove candidates
When alphabet nodes update inner ring list with new candidate, then they remove it from neofs contract. Signed-off-by: Alex Vanin <alexey@nspcc.ru>
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1 changed files with 15 additions and 1 deletions
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@ -143,7 +143,21 @@ func InnerRingCandidateRemove(key interop.PublicKey) bool {
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ctx := storage.GetContext()
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if !runtime.CheckWitness(key) {
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panic("irCandidateRemove: you should be the owner of the public key")
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alphabet := getNodes(ctx, alphabetKey)
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threshold := len(alphabet)/3*2 + 1
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nodeKey := common.InnerRingInvoker(alphabet)
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if len(nodeKey) == 0 {
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panic("irCandidateRemove: invoked by non alphabet node")
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}
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id := append(key, []byte("delete")...)
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hashID := crypto.Sha256(id)
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n := common.Vote(ctx, hashID, nodeKey)
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if n < threshold {
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return true
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}
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}
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nodes := []common.IRNode{} // it is explicit declaration of empty slice, not nil
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