GetNodeInfo gets node info of given id Returns an error if the id was not found.
(id proto.NodeID)
| 188 | // GetNodeInfo gets node info of given id |
| 189 | // Returns an error if the id was not found. |
| 190 | func GetNodeInfo(id proto.NodeID) (nodeInfo *proto.Node, err error) { |
| 191 | pksLock.Lock() |
| 192 | defer pksLock.Unlock() |
| 193 | if pks == nil || pks.db == nil { |
| 194 | return nil, ErrPKSNotInitialized |
| 195 | } |
| 196 | |
| 197 | if err = func() (err error) { |
| 198 | var rawNodeInfo []byte |
| 199 | if err = pks.db.Writer().QueryRow(getRecordSQL, string(id)).Scan(&rawNodeInfo); err != nil { |
| 200 | if errors.Cause(err) == sql.ErrNoRows { |
| 201 | err = ErrKeyNotFound |
| 202 | } |
| 203 | return |
| 204 | } |
| 205 | err = utils.DecodeMsgPack(rawNodeInfo, &nodeInfo) |
| 206 | log.Debugf("get node info: %#v", nodeInfo) |
| 207 | |
| 208 | return |
| 209 | }(); err != nil { |
| 210 | err = errors.Wrap(err, "get node info failed") |
| 211 | } |
| 212 | return |
| 213 | } |
| 214 | |
| 215 | // GetAllNodeID get all node ids exist in store. |
| 216 | func GetAllNodeID() (nodeIDs []proto.NodeID, err error) { |