frostfs-node/pkg/innerring/processors/netmap/nodevalidation/subnet/calls.go

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package subnet
import (
"fmt"
morphsubnet "github.com/nspcc-dev/neofs-node/pkg/morph/client/subnet"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
subnetid "github.com/nspcc-dev/neofs-sdk-go/subnet/id"
)
// VerifyAndUpdate calls subnet contract's `NodeAllowed` method.
// Removes subnets that have not been approved by the contract.
func (v *Validator) VerifyAndUpdate(n *netmap.NodeInfo) error {
prm := morphsubnet.NodeAllowedPrm{}
err := n.IterateSubnets(func(id subnetid.ID) error {
// every node can be bootstrapped
// to the zero subnetwork
if subnetid.IsZero(id) {
return nil
}
rawSubnetID, err := id.Marshal()
if err != nil {
return fmt.Errorf("could not marshal subnetwork ID: %w", err)
}
prm.SetID(rawSubnetID)
prm.SetNode(n.PublicKey())
res, err := v.subnetClient.NodeAllowed(prm)
if err != nil {
return fmt.Errorf("could not call `NodeAllowed` contract method: %w", err)
}
if !res.Allowed() {
return netmap.ErrRemoveSubnet
}
return nil
})
if err != nil {
return fmt.Errorf("could not verify subnet entrance of the node: %w", err)
}
return nil
}