fix(raft): Unmarshal zero snapshot into pb.ZeroSnaphot

Ibrahim Jarif · Ibrahim Jarif · commit 16a676b5d596 · 2021-01-05T16:31:46.000+05:30
We recently made a change to how we store snapshots and it looks like we
forgot to change that at one place.
diff --git a/dgraph/cmd/zero/raft.go b/dgraph/cmd/zero/raft.go
@@ -862,9 +862,9 @@ func (n *node) Run() {
 			}
 
 			if !raft.IsEmptySnap(rd.Snapshot) {
-				var state pb.MembershipState
-				x.Check(state.Unmarshal(rd.Snapshot.Data))
-				n.server.SetMembershipState(&state)
+				var zs pb.ZeroSnapshot
+				x.Check(zs.Unmarshal(rd.Snapshot.Data))
+				n.server.SetMembershipState(zs.State)
 			}
 
 			for _, entry := range rd.CommittedEntries {

Original file line number	Diff line number	Diff line change
`@@ -862,9 +862,9 @@ func (n *node) Run() {`
`862`	`862`	`}`
`863`	`863`
`864`	`864`	`if !raft.IsEmptySnap(rd.Snapshot) {`
`865`		`- var state pb.MembershipState`
`866`		`- x.Check(state.Unmarshal(rd.Snapshot.Data))`
`867`		`- n.server.SetMembershipState(&state)`
	`865`	`+ var zs pb.ZeroSnapshot`
	`866`	`+ x.Check(zs.Unmarshal(rd.Snapshot.Data))`
	`867`	`+ n.server.SetMembershipState(zs.State)`
`868`	`868`	`}`
`869`	`869`
`870`	`870`	`for _, entry := range rd.CommittedEntries {`