tendermint/rpc/core/net.go

128 lines
3.1 KiB
Go

package core
import (
"github.com/pkg/errors"
ctypes "github.com/tendermint/tendermint/rpc/core/types"
)
// Get network info.
//
// ```shell
// curl 'localhost:26657/net_info'
// ```
//
// ```go
// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
// info, err := client.NetInfo()
// ```
//
// > The above command returns JSON structured like this:
//
// ```json
// {
// "error": "",
// "result": {
// "n_peers": 0,
// "peers": [],
// "listeners": [
// "Listener(@10.0.2.15:26656)"
// ],
// "listening": true
// },
// "id": "",
// "jsonrpc": "2.0"
// }
// ```
func NetInfo() (*ctypes.ResultNetInfo, error) {
listening := p2pSwitch.IsListening()
listeners := []string{}
for _, listener := range p2pSwitch.Listeners() {
listeners = append(listeners, listener.String())
}
peers := []ctypes.Peer{}
for _, peer := range p2pSwitch.Peers().List() {
peers = append(peers, ctypes.Peer{
NodeInfo: peer.NodeInfo(),
IsOutbound: peer.IsOutbound(),
ConnectionStatus: peer.Status(),
})
}
// TODO: Should we include PersistentPeers and Seeds in here?
// PRO: useful info
// CON: privacy
return &ctypes.ResultNetInfo{
Listening: listening,
Listeners: listeners,
NPeers: len(peers),
Peers: peers,
}, nil
}
func UnsafeDialSeeds(seeds []string) (*ctypes.ResultDialSeeds, error) {
if len(seeds) == 0 {
return &ctypes.ResultDialSeeds{}, errors.New("No seeds provided")
}
// starts go routines to dial each peer after random delays
logger.Info("DialSeeds", "addrBook", addrBook, "seeds", seeds)
err := p2pSwitch.DialPeersAsync(addrBook, seeds, false)
if err != nil {
return &ctypes.ResultDialSeeds{}, err
}
return &ctypes.ResultDialSeeds{"Dialing seeds in progress. See /net_info for details"}, nil
}
func UnsafeDialPeers(peers []string, persistent bool) (*ctypes.ResultDialPeers, error) {
if len(peers) == 0 {
return &ctypes.ResultDialPeers{}, errors.New("No peers provided")
}
// starts go routines to dial each peer after random delays
logger.Info("DialPeers", "addrBook", addrBook, "peers", peers, "persistent", persistent)
err := p2pSwitch.DialPeersAsync(addrBook, peers, persistent)
if err != nil {
return &ctypes.ResultDialPeers{}, err
}
return &ctypes.ResultDialPeers{"Dialing peers in progress. See /net_info for details"}, nil
}
// Get genesis file.
//
// ```shell
// curl 'localhost:26657/genesis'
// ```
//
// ```go
// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
// genesis, err := client.Genesis()
// ```
//
// > The above command returns JSON structured like this:
//
// ```json
// {
// "error": "",
// "result": {
// "genesis": {
// "app_hash": "",
// "validators": [
// {
// "name": "",
// "power": 10,
// "pub_key": {
// "data": "68DFDA7E50F82946E7E8546BED37944A422CD1B831E70DF66BA3B8430593944D",
// "type": "ed25519"
// }
// }
// ],
// "chain_id": "test-chain-6UTNIN",
// "genesis_time": "2017-05-29T15:05:41.671Z"
// }
// },
// "id": "",
// "jsonrpc": "2.0"
// }
// ```
func Genesis() (*ctypes.ResultGenesis, error) {
return &ctypes.ResultGenesis{genDoc}, nil
}