private ClusterNodeChecklistModel NodeStatus(ClusterNode node)
{
//ConsoleLogger.Log($"[hb] check node {node.Hostname} {node.MachineUid}");
var status = new ClusterNodeChecklistModel();
status.TargetNodeMachineUid = node.MachineUid;
status.Hostname = node.Hostname;
//controllo l'IP pubblico
status.KnownPublicIpReach = PingStatus(node.PublicIp);
if (status.KnownPublicIpReach == 1)
{
//ConsoleLogger.Warn($"[hb] {node.Hostname} is unreachable at its known public ip");
return(status);
}
//controllo antd
var serviceStatus = ApiConsumer.Post(CommonString.Append(node.EntryPoint, serviceStatusPath));
if (serviceStatus == Nancy.HttpStatusCode.OK)
{
status.ServiceReach = 0;
}
//controllo se ho già salvato delle informazioni
var storedNodeIps = Application.ClusterChecklist?.FirstOrDefault(_ => _.TargetNodeMachineUid == node.MachineUid)?.DiscoveredIpsReach?.Select(_ => _.IpAddress) ?? new string[0];
//controllo gli IP scoperti
var nodeIps = ApiConsumer.Get <string[]>(CommonString.Append(node.EntryPoint, networkAddressPath)) ?? new string[0];
nodeIps = storedNodeIps.Union(nodeIps).Where(_ => _ != localIp).ToArray();
var ipStatusList = new ClusterNodeIpStatusModel[nodeIps.Length];
for (var n = 0; n < nodeIps.Length; n++)
{
var ipStatus = new ClusterNodeIpStatusModel();
ipStatus.IpAddress = nodeIps[n];
ipStatus.Status = PingStatus(nodeIps[n]);
ipStatusList[n] = ipStatus;
}
status.DiscoveredIpsReach = ipStatusList;
var uptime = ApiConsumer.GetString(CommonString.Append(node.EntryPoint, appUptimePath));
status.ApplicationUptime = uptime;
//controllo stato nodo
var nodeChecklist = ApiConsumer.Get <MachineStatusChecklistModel>(CommonString.Append(node.EntryPoint, machineChecklistPath)) ?? new MachineStatusChecklistModel();
status.InternetReach = nodeChecklist.InternetReach;
status.InternetDnsReach = nodeChecklist.InternetDnsReach;
//controllo servizio: virsh
var virshStatus = ApiConsumer.Get <VirshModel>(CommonString.Append(node.EntryPoint, virshStatusPath)) ?? new VirshModel();
status.VirshService = virshStatus;
return(status);
}
/// <summary>
/// flusso
/// - controllo lista ip pubblici noti (ping)
/// - KO -> esco
/// - OK ->
/// - controllo servizio (antd)
/// - KO -> esco: la macchina è raggiungibile ma antd no
/// - OK ->
/// - controllo stato macchina (antd)
/// - KO ->
/// - applico correzioni
/// - OK ->
/// - salvo stato macchina
/// - aggiungo tutti gli ip alla lista ip pubblici noti
/// </summary>
public override void DoJob()
{
if (Application.CurrentConfiguration.Cluster.Active == false)
{
return;
}
var nodes = Application.CurrentConfiguration.Cluster.Nodes;
var statusList = new ClusterNodeChecklistModel[nodes.Length];
for (var i = 0; i < nodes.Length; i++)
{
statusList[i] = NodeStatus(nodes[i]);
}
Application.ClusterChecklist = statusList;
}
