element/peers.go

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package element
import (
"encoding/json"
"fmt"
"time"
)
// PeerAgent is the peer information for an agent in the cluster including name and GRPC address
type PeerAgent struct {
Name string
Addr string
Updated time.Time
}
// Peers returns all known peers in the cluster
func (a *Agent) Peers() ([]*PeerAgent, error) {
self := a.members.LocalNode()
var (
peerAgents map[string]*PeerAgent
peers []*PeerAgent
)
if err := json.Unmarshal(self.Meta, &peerAgents); err != nil {
return nil, err
}
for _, p := range peerAgents {
peers = append(peers, p)
}
return peers, nil
}
// LocalNode returns local node peer info
func (a *Agent) LocalNode() (*PeerAgent, error) {
return &PeerAgent{
Name: a.config.NodeName,
Addr: fmt.Sprintf("%s:%d", a.config.AgentAddr, a.config.AgentPort),
Updated: time.Now(),
}, nil
}