session table and model
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"""session_table
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Revision ID: 21afd375a654
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Revises: 6a2a939d5668
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Create Date: 2021-04-13 11:18:27.720567
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"""
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from alembic import context
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from alembic import op
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from sqlalchemy.dialects import postgresql
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import sqlalchemy as sa
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import sqlalchemy_utils
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import citext
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import teal
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from ereuse_devicehub.resources.enums import SessionType
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# revision identifiers, used by Alembic.
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revision = '21afd375a654'
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down_revision = '6a2a939d5668'
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branch_labels = None
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depends_on = None
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def get_inv():
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INV = context.get_x_argument(as_dictionary=True).get('inventory')
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if not INV:
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raise ValueError("Inventory value is not specified")
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return INV
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def upgrade():
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op.create_table('session',
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sa.Column('updated', sa.TIMESTAMP(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='The last time Devicehub recorded a change for \n this thing.\n '),
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sa.Column('created', sa.TIMESTAMP(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='When Devicehub created this.'),
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sa.Column('id', sa.BigInteger(), nullable=False),
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sa.Column('expired', sa.BigInteger(), nullable=True),
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sa.Column('token', postgresql.UUID(as_uuid=True), nullable=False),
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sa.Column('type', teal.db.IntEnum(SessionType), nullable=False),
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sa.Column('user_id', postgresql.UUID(as_uuid=True), nullable=True),
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sa.ForeignKeyConstraint(['user_id'], ['common.user.id'], ),
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sa.PrimaryKeyConstraint('id'),
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sa.UniqueConstraint('token'),
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schema='common'
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)
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op.create_index(op.f('ix_session_created'), 'session', ['created'], unique=False, schema='common')
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op.create_index(op.f('ix_session_updated'), 'session', ['updated'], unique=False, schema='common')
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def downgrade():
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op.drop_table('trade', schema=f'{get_inv()}')
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op.drop_index(op.f('ix_session_created'), table_name='session', schema='common')
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op.drop_index(op.f('ix_session_updated'), table_name='session', schema='common')
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@ -393,3 +393,24 @@ class TransferState(IntEnum):
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def __str__(self):
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return self.name
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@unique
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class SessionType(IntEnum):
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"""
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Enumaration of types of sessions:
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* Internal: permanent Session for internal user. This is used in usb of WorkBench.
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* External: permanent Session for external users. This is used in usb of WorkBench.
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* Session: This is used for keep more than one session in the app frontend.
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Devicehub specially raises user awareness when an action
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has a Severity of ``Warning`` or greater.
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"""
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Internal = 0
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External = 1
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Session = 2
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def __str__(self):
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return self.name
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@ -2,13 +2,15 @@ from uuid import uuid4
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from citext import CIText
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from flask import current_app as app
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from sqlalchemy import Column
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from sqlalchemy import Column, BigInteger, Sequence
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy_utils import EmailType, PasswordType
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from teal.db import IntEnum
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from ereuse_devicehub.db import db
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from ereuse_devicehub.resources.inventory.model import Inventory
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from ereuse_devicehub.resources.models import STR_SIZE, Thing
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from ereuse_devicehub.resources.enums import SessionType
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class User(Thing):
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@ -57,3 +59,11 @@ class UserInventory(db.Model):
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__table_args__ = {'schema': 'common'}
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user_id = db.Column(db.UUID(as_uuid=True), db.ForeignKey(User.id), primary_key=True)
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inventory_id = db.Column(db.Unicode(), db.ForeignKey(Inventory.id), primary_key=True)
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class Session(Thing):
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id = Column(BigInteger, Sequence('device_seq'), primary_key=True)
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expired = Column(BigInteger, default=0)
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token = Column(UUID(as_uuid=True), default=uuid4, unique=True, nullable=False)
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type = Column(IntEnum(SessionType), default=SessionType.Internal, nullable=False)
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user_id = db.Column(db.UUID(as_uuid=True), db.ForeignKey(User.id))
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