Files
raven/server/AyaNova/generator/CoreJobBackup.cs
2020-05-19 18:27:52 +00:00

123 lines
4.5 KiB
C#

using System;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
using AyaNova.Models;
using AyaNova.Util;
namespace AyaNova.Biz
{
/// <summary>
/// Backup
///
/// </summary>
internal static class CoreJobBackup
{
private static ILogger log = AyaNova.Util.ApplicationLogging.CreateLogger("CoreJobBackup");
private static bool BackupIsRunning = false;
////////////////////////////////////////////////////////////////////////////////////////////////
//
//
public static async Task DoWorkAsync(AyContext ct)
{
if (BackupIsRunning) return;
//get NOW in utc
DateTime utcNow = DateTime.UtcNow;
//what time should we backup today?
DateTime todayBackupTime = new DateTime(utcNow.Year, utcNow.Month, utcNow.Day, ServerGlobalOpsSettings.BackupTime.Hour, ServerGlobalOpsSettings.BackupTime.Minute, 0, DateTimeKind.Utc);//first start with NOW
//Are we there yet?
if (utcNow < todayBackupTime) return;//nope
//Yes, we've passed into the backup window time, but that's also true if we just ran the backup as well so
//need to check for that as well...
//Has last backup run more than 24 hours ago?
if (ServerGlobalOpsSettings.LastBackup > utcNow.AddHours(-24))
return;//nope, so we have already run today's backup
//Ok, we're into backup time and it's been more than 24 hours since it last ran so let's do this...
BackupIsRunning = true;
log.LogTrace("Backup starting");
//*************
//BACKUP TORA TORA TORA!
//***************
//Update last backup
BackupIsRunning = false;
log.LogTrace("Backup completed");
}
private static async Task sweepAsync(AyContext ct, DateTime dtDeleteCutoff, JobStatus jobStatus)
{
//Get the deleteable succeeded jobs list
var jobs = await ct.OpsJob
.AsNoTracking()
.Where(z => z.Created < dtDeleteCutoff && z.JobStatus == jobStatus)
.OrderBy(z => z.Created)
.ToListAsync();
log.LogTrace($"SweepAsync processing: cutoff={dtDeleteCutoff.ToString()}, for {jobs.Count.ToString()} jobs of status {jobStatus.ToString()}");
foreach (OpsJob j in jobs)
{
try
{
await JobsBiz.DeleteJobAndLogAsync(j.GId, ct);
}
catch (Exception ex)
{
log.LogError(ex, "sweepAsync exception calling JobsBiz.DeleteJobAndLogAsync");
//for now just throw it but this needs to be removed when logging added and better handling
throw (ex);
}
}
}
/// <summary>
/// Kill jobs that have been stuck in "running" state for too long
/// </summary>
/// <param name="ct"></param>
/// <param name="dtRunningDeadline"></param>
/// <returns></returns>
private static async Task killStuckJobsAsync(AyContext ct, DateTime dtRunningDeadline)
{
//Get the deleteable succeeded jobs list
var jobs = await ct.OpsJob
.AsNoTracking()
.Where(z => z.Created < dtRunningDeadline && z.JobStatus == JobStatus.Running)
.OrderBy(z => z.Created)
.ToListAsync();
log.LogTrace($"killStuckJobsAsync processing: cutoff={dtRunningDeadline.ToString()}, for {jobs.Count.ToString()} jobs of status {JobStatus.Running.ToString()}");
foreach (OpsJob j in jobs)
{
//OPSMETRIC
await JobsBiz.LogJobAsync(j.GId, "Job took too long to run - setting to failed", ct);
log.LogError($"Job found job stuck in running status and set to failed: deadline={dtRunningDeadline.ToString()}, jobId={j.GId.ToString()}, jobname={j.Name}, jobtype={j.JobType.ToString()}, jobObjectType={j.ObjectType.ToString()}, jobObjectId={j.ObjectId.ToString()}");
await JobsBiz.UpdateJobStatusAsync(j.GId, JobStatus.Failed, ct);
}
}
/////////////////////////////////////////////////////////////////////
}//eoc
}//eons