private async Task <List <RestartInfo?> > CopyAliensFromNode(NodeWithDirs node, List <NodeWithDirs> nodes, Configuration config)
{
var result = new List <RestartInfo?>();
var client = new BobApiClient(node.Uri);
var disks = await client.GetDisksToMonitor();
var alienDisk = disks.FirstOrDefault(d => d.Path == node.AlienDir.Path).Name;
if (alienDisk == null)
{
return(result);
}
await client.StopDisk(alienDisk);
await client.StartDisk(alienDisk);
var tasks = new List <Task <RestartInfo?[]> >();
foreach (var alienNode in node.AlienDir.Nodes)
{
tasks.Add(CopyAlien(alienNode, nodes, config));
}
return(await Task.WhenAll(tasks).ContinueWith(t => t.Result.SelectMany(_ => _).ToList()));
}
public async Task StartDisks(BobApiClient bobApiClient)
{
var disksToStart = configuration.MonitoringEntries;
var disks = await disksFinder.FindDisks();
foreach (var i in disksToStart)
{
var inactiveDisks = await bobApiClient.GetInactiveDisks();
if (inactiveDisks == null)
{
return;
}
if (!inactiveDisks.Any(d => d.Name == i.DiskNameInBob))
{
continue;
}
var disk = disks.FirstOrDefault(d => d.Volumes.Any(v => v.MountPath.Equals(i.MountPath) && v.IsMounted));
var volume = disk?.Volumes.First(v => v.MountPath.Equals(i.MountPath) && v.IsMounted);
if (disks.Count == 0 ||
!disks.Any(d => !d.NoVolumes && d.Volumes.Any(v => v.MountPath.Equals(i.MountPath) && v.IsMounted && !v.IsReadOnly)))
{
continue;
}
logger.LogInformation($"Trying to start disk {i}");
if (!configuration.KnownUuids.Contains(volume.UUID))
{
await disksCopier.CopyDataFromReplica(bobApiClient, i);
}
configuration.SaveUUID(await disksMonitor.GetUUID(i));
logger.LogInformation($"Starting bobdisk {i}...");
int retry = 0;
while (!await bobApiClient.StartDisk(i.DiskNameInBob) && retry++ < configuration.StartRetryCount)
{
logger.LogWarning($"Failed to start bobdisk in try {retry}, trying again");
}
if (retry == configuration.StartRetryCount)
{
logger.LogError($"Failed to start bobdisk {i}");
}
else
{
logger.LogInformation($"Bobdisk {i} started");
}
}
}
