public ReplicationInfo(IServerInformation main)
: base(main, Name)
{
if (main == null)
{
throw new ArgumentNullException(nameof(main));
}
Role = GetType <ReplicationRole>("role");
if (Role == ReplicationRole.Slave)
{
LastSync = GetType <long>("master_last_io_seconds_ago");
MasterLinkStatus = GetType <MasterLinkStatus>("master_link_status");
SlaveReplOffset = GetType <long>("slave_repl_offset");
IsMasterSyncInProgress = GetType <byte>("master_sync_in_progress");
}
else if (Role == ReplicationRole.Master)
{
MasterReplOffset = GetType <long>("master_repl_offset");
ConnectedSlaves = GetType <int>("connected_slaves");
if (ConnectedSlaves != null)
{
Slaves = new SlaveInformation[ConnectedSlaves.Value];
for (int i = 0; i < ConnectedSlaves.Value; i++)
{
Slaves[i] = SlaveInformation.Parse(GetType($"slave{i}"));
}
}
}
}
public static SlaveInformation Parse(string line)
{
if (string.IsNullOrEmpty(line))
{
throw new ArgumentException("Value cannot be null or empty.", nameof(line));
}
var blocks = line.Split(',').Select(item => item.Split('='))
.ToDictionary(item => item[0], item => item[1], StringComparer.OrdinalIgnoreCase);
if (blocks.Count < 5)
{
throw new ArgumentOutOfRangeException(nameof(line), "Invalid information: " + line);
}
SlaveInformation information = new SlaveInformation();
information.EndPoint = new IPEndPoint(IPAddress.Parse(blocks["ip"]), int.Parse(blocks["port"]));
information.State = blocks["state"];
information.Offset = long.Parse(blocks["offset"]);
information.Lag = int.Parse(blocks["lag"]);
return(information);
}