raftkv

Documentation

Index

• Constants
• func DPrintf(format string, a ...interface{}) (n int, err error)
• type Clerk
  • func MakeClerk(servers []*labrpc.ClientEnd) *Clerk
  • func (ck *Clerk) Append(key string, value string)
  • func (ck *Clerk) Call(rpcname string, args interface{}, reply interface{}) bool
  • func (ck *Clerk) Get(key string) string
  • func (ck *Clerk) Put(key string, value string)
  • func (ck *Clerk) PutAppend(key string, value string, op string)
• type Err
• type GetArgs
• type GetReply
• type KVServer
  • func StartKVServer(servers []*labrpc.ClientEnd, me int, persister *raft.Persister, ...) *KVServer
  • func (kv *KVServer) Get(args *GetArgs, reply *GetReply)
  • func (kv *KVServer) Kill()
  • func (kv *KVServer) PutAppend(args *PutAppendArgs, reply *PutAppendReply)
• type PutAppendArgs
• type PutAppendReply

Constants

const (
	OK             = "OK"
	ErrWrongLeader = "ErrWrongLeader"
)

const Debug = 0

const RetryInterval = time.Duration(125 * time.Millisecond)

const SnapshotThreshold = 1.5

const StartTimeoutInterval = time.Duration(3 * time.Second)

Functions

func DPrintf

func DPrintf(format string, a ...interface{}) (n int, err error)

Types

type Clerk

type Clerk struct {
	RequestSeq int
	// contains filtered or unexported fields
}

func MakeClerk

func MakeClerk(servers []*labrpc.ClientEnd) *Clerk

func (*Clerk) Append

func (ck *Clerk) Append(key string, value string)

func (*Clerk) Call

func (ck *Clerk) Call(rpcname string, args interface{}, reply interface{}) bool

func (*Clerk) Get

func (ck *Clerk) Get(key string) string

func (*Clerk) Put

func (ck *Clerk) Put(key string, value string)

func (*Clerk) PutAppend

func (ck *Clerk) PutAppend(key string, value string, op string)

type Err

type Err string

type GetArgs

type GetArgs struct {
	Key string
}

type GetReply

type GetReply struct {
	Err   Err
	Value string
}

type KVServer

type KVServer struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func StartKVServer

func StartKVServer(servers []*labrpc.ClientEnd, me int, persister *raft.Persister, maxraftstate int) *KVServer

func (*KVServer) Get

func (kv *KVServer) Get(args *GetArgs, reply *GetReply)

func (*KVServer) Kill

func (kv *KVServer) Kill()

func (*KVServer) PutAppend

func (kv *KVServer) PutAppend(args *PutAppendArgs, reply *PutAppendReply)

type PutAppendArgs

type PutAppendArgs struct {
	ClientId   int64
	RequestSeq int
	Key        string
	Value      string
	Op         string // "Put" or "Append"
}

type PutAppendReply

type PutAppendReply struct {
	Err Err
}