Refactor main

Convert components to Singletons
Restructure main package
Reduce dependencies

internal/taskManager/compressionService.go

@@ -0,0 +1,41 @@
+// Copyright (C) NHR@FAU, University Erlangen-Nuremberg.
+// All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+package taskManager
+
+import (
+	"time"
+
+	"github.com/ClusterCockpit/cc-backend/pkg/archive"
+	"github.com/ClusterCockpit/cc-backend/pkg/log"
+	"github.com/ClusterCockpit/cc-backend/pkg/schema"
+	"github.com/go-co-op/gocron/v2"
+)
+
+func RegisterCompressionService(compressOlderThan int) {
+	log.Info("Register compression service")
+
+	s.NewJob(gocron.DailyJob(1, gocron.NewAtTimes(gocron.NewAtTime(05, 0, 0))),
+		gocron.NewTask(
+			func() {
+				var jobs []*schema.Job
+				var err error
+
+				ar := archive.GetHandle()
+				startTime := time.Now().Unix() - int64(compressOlderThan*24*3600)
+				lastTime := ar.CompressLast(startTime)
+				if startTime == lastTime {
+					log.Info("Compression Service - Complete archive run")
+					jobs, err = jobRepo.FindJobsBetween(0, startTime)
+
+				} else {
+					jobs, err = jobRepo.FindJobsBetween(lastTime, startTime)
+				}
+
+				if err != nil {
+					log.Warnf("Error while looking for compression jobs: %v", err)
+				}
+				ar.Compress(jobs)
+			}))
+}