public void ReleaseNode(DockerNode node, string jobDescription)
{
TaskCompletionSource <DockerNode> source = null;
lock (_nodesLock)
{
node.RunningJobDescriptions.TryRemove(jobDescription, out var _);
// 判断等待队列是否为空
foreach (var childQueue in _waitReleaseQueue)
{
// 不为空时需要把节点分配给正在等待的任务
// 正在运行的任务数量不变
if (childQueue.Value.Count > 0)
{
source = childQueue.Value.Dequeue();
break;
}
}
if (source == null)
{
// 减少节点的正在运行任务数量
--node.RunningJobs;
_nodes.Sort(new DockerNodeComparer());
}
}
if (source != null)
{
source.SetResult(node);
}
}
public DockerNodeStore(
JoyOIManagementConfiguration configuration,
INotificationService notificationService)
{
_configuration = configuration;
_notificationService = notificationService;
_nodes = new List <DockerNode>();
_nodesMap = new Dictionary <string, DockerNode>();
_waitReleaseQueue = new SortedDictionary <int, Queue <TaskCompletionSource <DockerNode> > >();
_nodesLock = new object();
_keepaliveReportInterval = TimeSpan.FromHours(1); // 最多1小时报告一次错误
_keepaliveScanInterval = TimeSpan.FromSeconds(5); // 5秒扫描一次
_keepaliveTimeout = TimeSpan.FromSeconds(30); // 每个节点最多使用30秒
_keepaliveMaxErrorCount = 3; // 3次失败后标记节点状态异常
foreach (var nodeInfo in _configuration.Nodes)
{
var node = new DockerNode(nodeInfo.Key, nodeInfo.Value);
_nodes.Add(node);
_nodesMap.Add(node.Name, node);
}
}