https://support.astron.nl/jira/browse/SDC-499

add service monitor to monitoring page

atdb/taskdatabase/migrations/0011_auto_20220131_1103.py

+# Generated by Django 3.1.4 on 2022-01-31 10:03
+
+import datetime
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('taskdatabase', '0010_auto_20220127_1458'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='LatestMonitor',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(default='unknown', max_length=50)),
+                ('type', models.CharField(blank=True, default='ldv-service', max_length=20, null=True)),
+                ('timestamp', models.DateTimeField(blank=True, default=datetime.datetime.utcnow)),
+                ('hostname', models.CharField(default='unknown', max_length=50)),
+                ('process_id', models.IntegerField(blank=True, null=True)),
+                ('description', models.CharField(blank=True, max_length=255, null=True)),
+                ('status', models.CharField(default='ok', max_length=50, null=True)),
+                ('metadata', models.JSONField(blank=True, null=True)),
+            ],
+        ),
+        migrations.AlterField(
+            model_name='monitor',
+            name='process_id',
+            field=models.IntegerField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='monitor',
+            name='status',
+            field=models.CharField(default='ok', max_length=50, null=True),
+        ),
+    ]