open-consul/agent/consul/segment_oss.go

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// +build !ent
package consul
import (
"net"
"time"
"github.com/armon/go-metrics"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/serf/serf"
)
// LANMembersAllSegments returns members from all segments.
func (s *Server) LANMembersAllSegments() ([]serf.Member, error) {
return s.LANMembers(), nil
}
// LANSegmentMembers is used to return the members of the given LAN segment.
func (s *Server) LANSegmentMembers(segment string) ([]serf.Member, error) {
if segment == "" {
return s.LANMembers(), nil
}
return nil, structs.ErrSegmentsNotSupported
}
// LANSegmentAddr is used to return the address used for the given LAN segment.
func (s *Server) LANSegmentAddr(name string) string {
return ""
}
// setupSegmentRPC returns an error if any segments are defined since the OSS
// version of Consul doesn't support them.
func (s *Server) setupSegmentRPC() (map[string]net.Listener, error) {
if len(s.config.Segments) > 0 {
return nil, structs.ErrSegmentsNotSupported
}
return nil, nil
}
// setupSegments returns an error if any segments are defined since the OSS
// version of Consul doesn't support them.
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func (s *Server) setupSegments(config *Config, port int, rpcListeners map[string]net.Listener) error {
if len(config.Segments) > 0 {
return structs.ErrSegmentsNotSupported
}
return nil
}
// floodSegments is a NOP in the OSS version of Consul.
func (s *Server) floodSegments(config *Config) {
}
// reconcile is used to reconcile the differences between Serf membership and
// what is reflected in our strongly consistent store. Mainly we need to ensure
// all live nodes are registered, all failed nodes are marked as such, and all
// left nodes are de-registered.
func (s *Server) reconcile() (err error) {
defer metrics.MeasureSince([]string{"consul", "leader", "reconcile"}, time.Now())
defer metrics.MeasureSince([]string{"leader", "reconcile"}, time.Now())
members := s.serfLAN.Members()
knownMembers := make(map[string]struct{})
for _, member := range members {
if err := s.reconcileMember(member); err != nil {
return err
}
knownMembers[member.Name] = struct{}{}
}
// Reconcile any members that have been reaped while we were not the
// leader.
return s.reconcileReaped(knownMembers)
}