xenadmin/XenAdmin/Diagnostics/Checks/OutOfSyncWithCdnCheck.cs

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using System;
using System.Linq;
using XenAdmin.Actions;
using XenAdmin.Core;
using XenAdmin.Diagnostics.Problems;
using XenAdmin.Diagnostics.Problems.PoolProblem;
using XenAPI;


namespace XenAdmin.Diagnostics.Checks
{
    public class OutOfSyncWithCdnCheck : PoolCheck
    {
        private const int DAYS_SINCE_LAST_SYNC = 7;

        public OutOfSyncWithCdnCheck(Pool pool)
            : base (pool)
        {
        }

        public override bool CanRun()
        {
            return Helpers.CloudOrGreater(Pool.Connection);
        }

        protected override Problem RunCheck()
        {
            var syncCount = ConnectionsManager.History.Count(a =>
                !a.IsCompleted && a is SyncWithCdnAction syncA && !syncA.Cancelled && syncA.Connection == Pool.Connection);

            if (syncCount > 0 || Pool.current_operations.Values.Contains(pool_allowed_operations.sync_updates))
                return new SyncInProgressProblem(this, Pool);

            if (Helpers.XapiEqualOrGreater_23_18_0(Pool.Connection))
            {
                var timeSpan = DateTime.UtcNow - Pool.Connection.ServerTimeOffset - Pool.last_update_sync;
                if (timeSpan >= TimeSpan.FromDays(DAYS_SINCE_LAST_SYNC))
                    return new CdnOutOfSyncProblem(this, Pool, timeSpan.Days);
            }

            return null;
        }

        public override string Description => Messages.CHECKING_LAST_CDN_SYNC_DESCRIPTION;
    }
}