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42 lines
1.6 KiB
Python
42 lines
1.6 KiB
Python
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from django.core.management.base import BaseCommand, CommandError
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from core.models import DataSource
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class Command(BaseCommand):
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help = "Synchronize a data source from its remote upstream"
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def add_arguments(self, parser):
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parser.add_argument('name', nargs='*', help="Data source(s) to synchronize")
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parser.add_argument(
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"--all", action='store_true', dest='sync_all',
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help="Synchronize all data sources"
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)
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def handle(self, *args, **options):
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# Find DataSources to sync
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if options['sync_all']:
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datasources = DataSource.objects.all()
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elif options['name']:
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datasources = DataSource.objects.filter(name__in=options['name'])
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# Check for invalid names
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found_names = {ds['name'] for ds in datasources.values('name')}
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if invalid_names := set(options['name']) - found_names:
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raise CommandError(f"Invalid data source names: {', '.join(invalid_names)}")
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else:
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raise CommandError(f"Must specify at least one data source, or set --all.")
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if len(options['name']) > 1:
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self.stdout.write(f"Syncing {len(datasources)} data sources.")
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for i, datasource in enumerate(datasources, start=1):
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self.stdout.write(f"[{i}] Syncing {datasource}... ", ending='')
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self.stdout.flush()
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datasource.sync()
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self.stdout.write(datasource.get_status_display())
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self.stdout.flush()
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if len(options['name']) > 1:
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self.stdout.write(f"Finished.")
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