Adding model to NIC table

[invirt/packages/invirt-database.git] / python / database / models.py

diff --git a/python/database/models.py b/python/database/models.py
index 067f9ca..ab886d5 100644 (file)
--- a/python/database/models.py
+++ b/python/database/models.py
@@ -2,11 +2,26 @@ from sqlalchemy import *
 from sqlalchemy import orm
 from sqlalchemy.orm import create_session, relation
 
-from sqlalchemy.ext.sessioncontext import SessionContext
-from sqlalchemy.ext.assignmapper import assign_mapper
+import datetime
 
 from invirt.database import record
-from invirt.database.owner import Owner
+
+# Compatibility hack from
+# http://www.sqlalchemy.org/trac/wiki/UsageRecipes/SessionAwareMapper
+from sqlalchemy.orm import mapper as sqla_mapper
+
+def session_mapper(scoped_session):
+    def mapper(cls, *arg, **kw):
+        if cls.__init__ is object.__init__:
+            def __init__(self, **kwargs):
+                for key, value in kwargs.items():
+                    setattr(self, key, value)
+                scoped_session.add(self)
+            cls.__init__ = __init__
+        cls.query = scoped_session.query_property()
+        return sqla_mapper(cls, *arg, **kw)
+    return mapper
+
 
 __all__ = ['meta',
            'session',
@@ -20,6 +35,8 @@ __all__ = ['meta',
            'mirrors_table',
            'autoinstalls_table',
            'owners_table',
+           'admins_table',
+           'builds_table',
            'Machine',
            'MachineAccess',
            'NIC',
@@ -29,15 +46,17 @@ __all__ = ['meta',
            'Mirror',
            'Autoinstall',
            'Owner',
+           'Admin',
+           'Build',
            'or_',
            ]
 
 meta = ThreadLocalMetaData()
-session = orm.scoped_session(orm.sessionmaker(transactional=False, autoflush=False))
+session = orm.scoped_session(orm.sessionmaker(autocommit=True, autoflush=False))
 
 machine_table = Table('machines', meta,
        Column('machine_id', Integer, primary_key=True, nullable=False),
-       Column('name', String, nullable=False),
+       Column('name', String, nullable=False, unique=True),
        Column('description', String, nullable=False),
        Column('memory', Integer, nullable=False),
        Column('owner', String, nullable=False),
@@ -52,6 +71,7 @@ machine_table = Table('machines', meta,
 nic_table = Table('nics', meta,
        Column('machine_id', Integer, ForeignKey('machines.machine_id'), nullable=True),
        Column('mac_addr', String, nullable=False, primary_key=True),
+       Column('nic_type', String, nullable=False, default="pcnet"),
        Column('ip', String, nullable=False, unique=True),
        Column('hostname', String, nullable=True),
        Column('reusable', Boolean, nullable=False, default=True))
@@ -86,7 +106,8 @@ autoinstalls_table = Table('autoinstalls', meta,
        Column('type_id', String, ForeignKey('types.type_id'), nullable=False),
        Column('distribution', String, nullable=False),
        Column('mirror', String, nullable=False),
-       Column('arch', String, nullable=False))
+       Column('arch', String, nullable=False),
+       Column('preseed', Boolean, nullable=False, default=False))
 
 owners_table = Table('owners', meta,
        Column('owner_id', String, primary_key=True, nullable=False),
@@ -97,11 +118,26 @@ owners_table = Table('owners', meta,
        Column('vms_quota_total', Integer, nullable=True, default=None),
        Column('vms_quota_active', Integer, nullable=True, default=None))
 
+builds_table = Table('builds', meta,
+       Column('build_id', Integer, primary_key=True, nullable=False),
+       Column('package', String, nullable=False),
+       Column('pocket', String, nullable=False),
+       Column('commit', String, nullable=False),
+       Column('version', String, nullable=True, default=None),
+       Column('principal', String, nullable=False),
+       Column('succeeded', Boolean, nullable=True),
+       Column('failed_stage', String, nullable=True, default=None),
+       Column('traceback', String, nullable=True, default=None),
+       Column('inserted_at', DateTime, nullable=False, default=datetime.datetime.utcnow))
+
 machine_access_table = Table('machine_access', meta,
        Column('machine_id', Integer, ForeignKey('machines.machine_id', ondelete='CASCADE'), nullable=False, index=True),
        Column('user', String, nullable=False, index=True),
        PrimaryKeyConstraint('machine_id', 'user'))
 
+admins_table = Table('admins', meta,
+       Column('user', String, nullable=False, index=True, primary_key=True))
+
 class Machine(record.Record):
     _identity_field = 'name'
 
@@ -126,23 +162,34 @@ class CDROM(record.Record):
 class Autoinstall(record.Record):
     _identity_field = 'autoinstall_id'
 
-session.mapper(Machine, machine_table,
-              properties={'nics': relation(NIC, backref="machine"),
-                          'disks': relation(Disk, backref="machine"),
-                          'type': relation(Type),
-                          'acl': relation(MachineAccess, backref="machine", passive_deletes=True, cascade="all, delete-orphan")});
-session.mapper(MachineAccess, machine_access_table)
-session.mapper(NIC, nic_table)
-session.mapper(Disk, disk_table)
-session.mapper(Type, types_table)
-session.mapper(Mirror, mirrors_table)
-session.mapper(CDROM, cdroms_table,
-               properties={'mirror': relation(Mirror, backref="cdroms")})
-session.mapper(Autoinstall, autoinstalls_table)
-session.mapper(Owner, owners_table)
+class Admin(record.Record):
+    _identity_field = 'user'
+
+class Build(record.Record):
+    _identity_field = 'build_id'
+
+from invirt.database.owner import Owner
+mapper = session_mapper(session)
+
+mapper(Machine, machine_table,
+      properties={'nics': relation(NIC, backref="machine"),
+                  'disks': relation(Disk, backref="machine"),
+                  'type': relation(Type),
+                  'acl': relation(MachineAccess, backref="machine", passive_deletes=True, cascade="all, delete-orphan")});
+mapper(MachineAccess, machine_access_table)
+mapper(NIC, nic_table)
+mapper(Disk, disk_table)
+mapper(Type, types_table)
+mapper(Mirror, mirrors_table)
+mapper(CDROM, cdroms_table,
+       properties={'mirror': relation(Mirror, backref="cdroms")})
+mapper(Autoinstall, autoinstalls_table)
+mapper(Owner, owners_table)
+mapper(Admin, admins_table)
+mapper(Build, builds_table)
 
 def clear_cache():
     """Clear sqlalchemy's cache
     """
 
-    session.clear()
+    session.expunge_all()