bump(github.com/benbjohnson/go-raft): d46748244f1f1830a002b8f645342426c5d73e81

third_party/github.com/benbjohnson/go-raft/request_vote_request.go

@@ -0,0 +1,68 @@
+package raft
+
+import (
+	"code.google.com/p/goprotobuf/proto"
+	"github.com/benbjohnson/go-raft/protobuf"
+	"io"
+	"io/ioutil"
+)
+
+// The request sent to a server to vote for a candidate to become a leader.
+type RequestVoteRequest struct {
+	peer          *Peer
+	Term          uint64
+	LastLogIndex  uint64
+	LastLogTerm   uint64
+	CandidateName string
+}
+
+// Creates a new RequestVote request.
+func newRequestVoteRequest(term uint64, candidateName string, lastLogIndex uint64, lastLogTerm uint64) *RequestVoteRequest {
+	return &RequestVoteRequest{
+		Term:          term,
+		LastLogIndex:  lastLogIndex,
+		LastLogTerm:   lastLogTerm,
+		CandidateName: candidateName,
+	}
+}
+
+// Encodes the RequestVoteRequest to a buffer. Returns the number of bytes
+// written and any error that may have occurred.
+func (req *RequestVoteRequest) encode(w io.Writer) (int, error) {
+	pb := &protobuf.ProtoRequestVoteRequest{
+		Term:          proto.Uint64(req.Term),
+		LastLogIndex:  proto.Uint64(req.LastLogIndex),
+		LastLogTerm:   proto.Uint64(req.LastLogTerm),
+		CandidateName: proto.String(req.CandidateName),
+	}
+	p, err := proto.Marshal(pb)
+	if err != nil {
+		return -1, err
+	}
+
+	return w.Write(p)
+}
+
+// Decodes the RequestVoteRequest from a buffer. Returns the number of bytes read and
+// any error that occurs.
+func (req *RequestVoteRequest) decode(r io.Reader) (int, error) {
+	data, err := ioutil.ReadAll(r)
+
+	if err != nil {
+		return -1, err
+	}
+
+	totalBytes := len(data)
+
+	pb := &protobuf.ProtoRequestVoteRequest{}
+	if err = proto.Unmarshal(data, pb); err != nil {
+		return -1, err
+	}
+
+	req.Term = pb.GetTerm()
+	req.LastLogIndex = pb.GetLastLogIndex()
+	req.LastLogTerm = pb.GetLastLogTerm()
+	req.CandidateName = pb.GetCandidateName()
+
+	return totalBytes, nil
+}