open-consul/consul/helper_test.go

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2017-05-05 10:29:49 +00:00
package consul
import (
"fmt"
"testing"
)
// wantPeers determines whether the server has the given
// number of peers.
func wantPeers(s *Server, peers int) error {
n, err := s.numPeers()
if err != nil {
return err
}
if got, want := n, peers; got != want {
return fmt.Errorf("got %d peers want %d", got, want)
}
return nil
}
// joinAddrLAN returns the address other servers can
// use to join the cluster on the LAN interface.
func joinAddrLAN(s *Server) string {
if s == nil {
panic("no server")
}
port := s.config.SerfLANConfig.MemberlistConfig.BindPort
return fmt.Sprintf("127.0.0.1:%d", port)
}
// joinAddrWAN returns the address other servers can
// use to join the cluster on the WAN interface.
func joinAddrWAN(s *Server) string {
if s == nil {
panic("no server")
}
port := s.config.SerfWANConfig.MemberlistConfig.BindPort
return fmt.Sprintf("127.0.0.1:%d", port)
}
type clientOrServer interface {
JoinLAN(addrs []string) (int, error)
}
// joinLAN is a convenience function for
//
// member.JoinLAN("127.0.0.1:"+leader.config.SerfLANConfig.MemberlistConfig.BindPort)
func joinLAN(t *testing.T, member clientOrServer, leader *Server) {
if member == nil || leader == nil {
panic("no server")
}
addr := []string{joinAddrLAN(leader)}
if _, err := member.JoinLAN(addr); err != nil {
t.Fatal(err)
}
}
// joinWAN is a convenience function for
//
// member.JoinWAN("127.0.0.1:"+leader.config.SerfWANConfig.MemberlistConfig.BindPort)
func joinWAN(t *testing.T, member, leader *Server) {
if member == nil || leader == nil {
panic("no server")
}
addr := []string{joinAddrWAN(leader)}
if _, err := member.JoinWAN(addr); err != nil {
t.Fatal(err)
}
}