// setPeerURLsHeader reports local urls for peer discovery
func setPeerURLsHeader(req *http.Request, urls types.URLs) {
if urls == nil {
// often not set in unit tests
return
}
peerURLs := make([]string, urls.Len())
for i := range urls {
peerURLs[i] = urls[i].String()
}
req.Header.Set("X-PeerURLs", strings.Join(peerURLs, ","))
}
func NewMember(name string, peerURLs types.URLs, clusterName string) *member {
m := &member{
raftAttributes: raftAttributes{PeerURLs: peerURLs.StringSlice()},
attributes: attributes{Name: name},
}
var b []byte
sort.Strings(m.PeerURLs)
for _, p := range m.PeerURLs {
b = append(b, []byte(p)...)
}
b = append(b, []byte(clusterName)...)
hash := sha1.Sum(b)
m.ID = types.ID(binary.BigEndian.Uint64(hash[:8]))
return m
}
// newMember creates a Member without an ID and generates one based on the
// name, peer URLs. This is used for bootstrapping.
func newMember(name string, peerURLs types.URLs, now *time.Time) *Member {
m := &Member{Name: name, PeerURLs: peerURLs.StringSlice()}
b := []byte(m.Name)
for _, p := range m.PeerURLs {
b = append(b, []byte(p)...)
}
if now != nil {
b = append(b, []byte(fmt.Sprintf("%d", now.Unix()))...)
}
hash := sha1.Sum(b)
m.ID = int64(binary.BigEndian.Uint64(hash[:8]))
if m.ID < 0 {
m.ID = m.ID * -1
}
return m
}
// newMember creates a Member without an ID and generates one based on the
// name, peer URLs. This is used for bootstrapping/adding new member.
func NewMember(name string, peerURLs types.URLs, clusterName string, now *time.Time) *Member {
m := &Member{
RaftAttributes: RaftAttributes{PeerURLs: peerURLs.StringSlice()},
Attributes: Attributes{Name: name},
}
var b []byte
sort.Strings(m.PeerURLs)
for _, p := range m.PeerURLs {
b = append(b, []byte(p)...)
}
b = append(b, []byte(clusterName)...)
if now != nil {
b = append(b, []byte(fmt.Sprintf("%d", now.Unix()))...)
}
hash := sha1.Sum(b)
m.ID = binary.BigEndian.Uint64(hash[:8])
return m
}
