frostfs-node/pkg/morph/client/netmap/peer.go

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package netmap
import (
"errors"
"fmt"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
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)
var errFailedToRemovePeerWithoutNotary = errors.New("peer can be forcefully removed only in notary environment")
// AddPeerPrm groups parameters of AddPeer operation.
type AddPeerPrm struct {
nodeInfo netmap.NodeInfo
client.InvokePrmOptional
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}
// SetNodeInfo sets new peer NodeInfo.
func (a *AddPeerPrm) SetNodeInfo(nodeInfo netmap.NodeInfo) {
a.nodeInfo = nodeInfo
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}
// AddPeer registers peer in FrostFS network through
// Netmap contract call.
func (c *Client) AddPeer(p AddPeerPrm) error {
method := addPeerMethod
if c.client.WithNotary() && c.client.IsAlpha() {
// In notary environments Alphabet must calls AddPeerIR method instead of AddPeer.
// It differs from AddPeer only by name, so we can do this in the same form.
// See https://github.com/nspcc-dev/frostfs-contract/issues/154.
method += "IR"
}
prm := client.InvokePrm{}
prm.SetMethod(method)
prm.SetArgs(p.nodeInfo.Marshal())
prm.InvokePrmOptional = p.InvokePrmOptional
if _, err := c.client.Invoke(prm); err != nil {
return fmt.Errorf("could not invoke method (%s): %w", method, err)
}
return nil
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}
// ForceRemovePeer marks the given peer as offline via a notary control transaction.
// If vub > 0, vub will be used as valid until block value.
func (c *Client) ForceRemovePeer(nodeInfo netmap.NodeInfo, vub uint32) (uint32, error) {
if !c.client.WithNotary() {
return 0, errFailedToRemovePeerWithoutNotary
}
prm := UpdatePeerPrm{}
prm.SetKey(nodeInfo.PublicKey())
prm.SetControlTX(true)
prm.SetVUB(vub)
vub, err := c.UpdatePeerState(prm)
if err != nil {
return 0, fmt.Errorf("updating peer state: %v", err)
}
return vub, nil
}