42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
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/*
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Package state collects functionality for verifying states of network map members.
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NetMapCandidateValidator type provides an interface for checking the network
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map candidates.
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*/
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package state
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import (
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"errors"
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"github.com/nspcc-dev/neofs-sdk-go/netmap"
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)
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// NetMapCandidateValidator represents tool which checks state of nodes which
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// are going to register in the NeoFS network (enter the network map).
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//
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// NetMapCandidateValidator can be instantiated using built-in var declaration
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// and currently doesn't require any additional initialization.
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//
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// NetMapCandidateValidator implements
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// github.com/nspcc-dev/neofs-node/pkg/innerring/processors/netmap.NodeValidator.
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type NetMapCandidateValidator struct {
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}
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// VerifyAndUpdate checks state of the network map candidate described by
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// netmap.NodeInfo parameter. Returns no error if status is correct, otherwise
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// returns an error describing a violation of the rules:
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//
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// status MUST be ONLINE
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//
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// VerifyAndUpdate does not mutate the parameter in a binary format.
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//
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// See also netmap.NodeInfo.IsOnline/SetOnline.
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func (x *NetMapCandidateValidator) VerifyAndUpdate(node *netmap.NodeInfo) error {
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if node.IsOnline() {
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return nil
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}
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return errors.New("invalid status: MUST be ONLINE")
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}
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