在没有任何投票节点情况下将从节点转换为Primary节点脚本

cfg={
"_id": "rs01",
"version": 2,
"protocolVersion": NumberLong("1"),
"members": [
{
"_id": 0,
"host": "192.168.78.245:7777",
"arbiterOnly": false,
"buildIndexes": true,
"hidden": false,
"priority": 1,
"tags": {

},
"slaveDelay": NumberLong("0"),
"votes": 1
}
],
"settings": {
"chainingAllowed": true,
"heartbeatIntervalMillis": 2000,
"heartbeatTimeoutSecs": 10,
"electionTimeoutMillis": 10000,
"catchUpTimeoutMillis": 60000,
"getLastErrorModes": {

},
"getLastErrorDefaults": {
"w": 1,
"wtimeout": 0
},
"replicaSetId": ObjectId("5b86b2fa471a92e1563b63cc")
}
};

rs.reconfig(cfg,{force:true});