/// <summary>
/// 获取 需要背书的节点
/// </summary>
/// <param name="ChannelId"></param>
/// <param name="chainCode"></param>
/// <returns></returns>
public List <IPeer> GetEndorsePeer(Chaincode chainCode)
{
_logger.LogInformation("获取背书需要的节点");
var list = new List <IPeer>();
//如果是其他 获取最新配置
var channelconfig = _dataManager.GetChannelConfig();
//获取链码名称的背书策略
var chaincodeConfig = channelconfig.ChainCodeConfigs.Where(p => p.Name == chainCode.Name).FirstOrDefault();
foreach (var item in chaincodeConfig.Policy.OrgIds)
{
var org = channelconfig.OrgConfigs.Where(p => p.OrgId == item).FirstOrDefault();
var peer = _peersprovider.Get(org.Address);
list.Add(peer);
}
return(list);
}
public Node(
IFiniteStateMachine fsm,
ILog log,
ISettings settings,
IPeersProvider peersProvider)
{
//dont think rules should be injected at the moment..EEK UNCLE BOB
_rules = new Rules();
_fsm = fsm;
_log = log;
_random = new RandomDelay();
_settings = settings;
_peersProvider = peersProvider;
_getPeers = state => {
var peers = _peersProvider.Get();
var peersThatAreNotThisServer = peers.Where(p => p?.Id != state.Id).ToList();
return(peersThatAreNotThisServer);
};
}
public Node(
IFiniteStateMachine fsm,
ILog log,
ISettings settings,
IPeersProvider peersProvider,
ILoggerFactory loggerFactory)
{
_loggerFactory = loggerFactory;
_logger = _loggerFactory.CreateLogger <Node>();
_fsm = fsm;
_log = log;
_random = new RandomDelay();
_settings = settings;
_peersProvider = peersProvider;
_getPeers = state => {
var peers = _peersProvider.Get();
var peersThatAreNotThisServer = peers.Where(p => p?.Id != state.Id).ToList();
return(peersThatAreNotThisServer);
};
}
/// <summary>
/// Join joins a node, identified by id and located at addr, to this store.
/// The node must be ready to respond to Raft communications at that address.
/// </summary>
/// <param name="id"></param>
/// <param name="addr"></param>
/// <param name="metadata"></param>
public void Join(string id, string addr, IDictionary <string, string> metadata)
{
logger.LogInformation($"received request to join node at {addr}");
if (!IsLeader)
{
throw new NotLeaderException();
}
// If a node already exists with either the joining node's ID or address,
// that node may need to be removed from the config first.
var srv = Nodes.SingleOrDefault(s => s.Id == id || s.Addr == addr);
if (srv != null)
{
// However if *both* the ID and the address are the same, the no
// join is actually needed.
if (srv.Addr == addr && srv.Id == id)
{
logger.LogInformation($"node {id} at {addr} already member of cluster, ignoring join request");
return;
}
try
{
remove(id);
}
catch (Exception ex)
{
logger.LogError($"failed to remove node: {ex}");
throw;
}
}
raftPeers.Get().Add(new Server {
Id = id, Addr = addr
});
setMetadata(id, metadata);
logger.LogInformation($"node at {addr} joined successfully");
}
public List <IPeer> GetAllPeer()
{
return(_peersProvider.Get());
}