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# Generated by Django 2.1.7 on 2019-07-05 05:48
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from django.db import migrations
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from django.db.models import F
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from django.db.models import CharField, Value as V
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from django.db.models.functions import Concat
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def migrate_assets_protocol(apps, schema_editor):
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asset_model = apps.get_model("assets", "Asset")
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db_alias = schema_editor.connection.alias
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assets = asset_model.objects.using(db_alias).all().annotate(
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protocols_new=Concat(
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'protocol', V('/'), 'port',
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output_field=CharField(),
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),
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)
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assets.update(protocols=F('protocols_new'))
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class Migration(migrations.Migration):
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dependencies = [
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('assets', '0033_auto_20190624_2108'),
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]
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operations = [
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migrations.RemoveField(
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model_name='asset',
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name='protocols',
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),
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migrations.AddField(
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model_name='asset',
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name='protocols',
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field=CharField(blank=True, default='ssh/22', max_length=128, verbose_name='Protocols'),
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),
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migrations.RunPython(migrate_assets_protocol),
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migrations.DeleteModel(name='Protocol'),
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]
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