osm_mon/migrations/001_initial.py

   1 """Peewee migrations -- 001_initial.py.
   2
   3 Some examples (model - class or model name)::
   4
   5     > Model = migrator.orm['model_name']            # Return model in current state by name
   6
   7     > migrator.sql(sql)                             # Run custom SQL
   8     > migrator.python(func, *args, **kwargs)        # Run python code
   9     > migrator.create_model(Model)                  # Create a model (could be used as decorator)
  10     > migrator.remove_model(model, cascade=True)    # Remove a model
  11     > migrator.add_fields(model, **fields)          # Add fields to a model
  12     > migrator.change_fields(model, **fields)       # Change fields
  13     > migrator.remove_fields(model, *field_names, cascade=True)
  14     > migrator.rename_field(model, old_field_name, new_field_name)
  15     > migrator.rename_table(model, new_table_name)
  16     > migrator.add_index(model, *col_names, unique=False)
  17     > migrator.drop_index(model, *col_names)
  18     > migrator.add_not_null(model, *field_names)
  19     > migrator.drop_not_null(model, *field_names)
  20     > migrator.add_default(model, field_name, default)
  21
  22 """
  23
  24 import peewee as pw
  25
  26 SQL = pw.SQL
  27
  28
  29 def migrate(migrator, database, fake=False, **kwargs):
  30     """Write your migrations here."""
  31
  32     @migrator.create_model
  33     class Alarm(pw.Model):
  34         id = pw.AutoField()
  35         uuid = pw.CharField(max_length=255, unique=True)
  36         name = pw.CharField(max_length=255)
  37         severity = pw.CharField(max_length=255)
  38         threshold = pw.FloatField()
  39         operation = pw.CharField(max_length=255)
  40         statistic = pw.CharField(max_length=255)
  41         monitoring_param = pw.CharField(max_length=255)
  42         vdur_name = pw.CharField(max_length=255)
  43         vnf_member_index = pw.CharField(max_length=255)
  44         nsr_id = pw.CharField(max_length=255)
  45
  46         class Meta:
  47             table_name = "alarm"
  48
  49     @migrator.create_model
  50     class BaseModel(pw.Model):
  51         id = pw.AutoField()
  52
  53         class Meta:
  54             table_name = "basemodel"
  55
  56     @migrator.create_model
  57     class VimCredentials(pw.Model):
  58         id = pw.AutoField()
  59         uuid = pw.CharField(max_length=255, unique=True)
  60         name = pw.CharField(max_length=255)
  61         type = pw.CharField(max_length=255)
  62         url = pw.CharField(max_length=255)
  63         user = pw.CharField(max_length=255)
  64         password = pw.CharField(max_length=255)
  65         tenant_name = pw.CharField(max_length=255)
  66         config = pw.TextField()
  67
  68         class Meta:
  69             table_name = "vimcredentials"
  70
  71
  72 def rollback(migrator, database, fake=False, **kwargs):
  73     """Write your rollback migrations here."""
  74
  75     migrator.remove_model('vimcredentials')
  76
  77     migrator.remove_model('basemodel')
  78
  79     migrator.remove_model('alarm')