GetZeroFollowers returns the locators of all non-leader Zeros, as reported by the Zero at queryIdx.
(queryIdx int)
| 93 | // GetZeroFollowers returns the locators of all non-leader Zeros, as reported |
| 94 | // by the Zero at queryIdx. |
| 95 | func (c *LocalCluster) GetZeroFollowers(queryIdx int) ([]ZeroLocator, error) { |
| 96 | state, err := c.GetZeroState(queryIdx) |
| 97 | if err != nil { |
| 98 | return nil, err |
| 99 | } |
| 100 | var followers []ZeroLocator |
| 101 | for id, z := range state.Zeros { |
| 102 | if z.Leader { |
| 103 | continue |
| 104 | } |
| 105 | idx, ok := containerIdxFromAddr(z.Addr) |
| 106 | if !ok { |
| 107 | return nil, fmt.Errorf("cannot map follower addr %q to container index", z.Addr) |
| 108 | } |
| 109 | followers = append(followers, ZeroLocator{ContainerIdx: idx, RaftID: id, Addr: z.Addr}) |
| 110 | } |
| 111 | return followers, nil |
| 112 | } |
| 113 | |
| 114 | func (c *LocalCluster) findZero(queryIdx int, wantLeader bool) (*ZeroLocator, error) { |
| 115 | state, err := c.GetZeroState(queryIdx) |