config

type BackupConfig struct {
	// MUST: set in init
	SSHHost               string `json:"ssh-host"`
	SSHUser               string `json:"ssh-user"`
	SSHPasswd             string `json:"ssh-passwd"`
	SSHPort               int    `json:"ssh-port"`
	BackupDir             string `json:"backupdir"`
	XtrabackupBinDir      string `json:"xtrabackup-bindir"`
	BackupIOPSLimits      int    `json:"backup-iops-limits"`
	UseMemory             string `json:"backup-use-memory"`
	Parallel              int    `json:"backup-parallel"`
	MysqldMonitorInterval int    `json:"mysqld-monitor-interval"`

	// mysql admin
	Admin string

	// mysql passed
	Passwd string

	// mysql host
	Host string

	// mysql prot
	Port int

	// mysql basedir
	Basedir string

	// mysql default file
	DefaultsFile string
}

type Config struct {
	Server      *ServerConfig      `json:"server"`
	Raft        *RaftConfig        `json:"raft"`
	Mysql       *MysqlConfig       `json:"mysql"`
	Replication *ReplicationConfig `json:"replication"`
	Backup      *BackupConfig      `json:"backup"`
	RPC         *RPCConfig         `json:"rpc"`
	Log         *LogConfig         `json:"log"`
}

type LogConfig struct {
	Level string `json:"level"`
}

type MysqlConfig struct {
	// mysql admin user
	Admin string `json:"admin"`

	// mysql admin passwd
	Passwd string `json:"passwd"`

	// mysql localhost
	Host string `json:"host"`

	// mysql local port
	Port int `json:"port"`

	// mysql basedir
	Basedir string `json:"basedir"`

	// mysql version
	Version string `json:"version"`

	// mysql default file path
	DefaultsFile string `json:"defaults-file"`

	// ping mysql interval(ms)
	PingTimeout int `json:"ping-timeout"`

	// admit defeat count for ping mysql
	AdmitDefeatPingCnt int `json:"admit-defeat-ping-count"`

	// master system variables configure(separated by ;)
	MasterSysVars string `json:"master-sysvars"`

	// slave system variables configure(separated by ;)
	SlaveSysVars string `json:"slave-sysvars"`

	// mysql intranet ip, other replicas Master_Host
	ReplHost string

	// mysql replication user
	ReplUser string

	// mysql replication user pwd
	ReplPasswd string
}

type RPCConfig struct {
	RequestTimeout int `json:"request-timeout"`
}

type RaftConfig struct {
	// raft meta datadir
	MetaDatadir string `json:"meta-datadir"`

	// leader heartbeat interval(ms)
	HeartbeatTimeout int `json:"heartbeat-timeout"`

	// admit defeat count for hearbeat
	AdmitDefeatHtCnt int `json:"admit-defeat-hearbeat-count"`

	// election timeout(ms)
	ElectionTimeout int `json:"election-timeout"`

	// purge binlog interval (ms)
	PurgeBinlogInterval int `json:"purge-binlog-interval"`

	// Super IDLE cant' change to FOLLOWER.
	SuperIDLE bool `json:"super-idle"`

	// MUST: set in init
	// the shell command when leader start
	LeaderStartCommand string `json:"leader-start-command"`

	// MUST: set in init
	// the shell command when leader stop
	LeaderStopCommand string `json:"leader-stop-command"`

	// if true, xenon binlog-purge will be skipped, default is false.
	PurgeBinlogDisabled bool `json:"purge-binlog-disabled"`

	// rpc client request tiemout(ms)
	RequestTimeout int

	// candicate wait timeout(ms) for 2 nodes.
	CandidateWaitFor2Nodes int `json:"candidate-wait-for-2nodes"`
}

type ReplicationConfig struct {
	User   string `json:"user"`
	Passwd string `json:"passwd"`
}

type ServerConfig struct {
	// MUST: set in init
	// connection string(format ip:port)
	Endpoint string `json:"endpoint"`
}