X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-database.git/blobdiff_plain/a2802e4957f81fbc5f708c78b00898a5d72c9999..e78d74e7e46082af4dd99cf3eee2eb4d70b231c0:/sipb_xen_database/models.py?ds=sidebyside diff --git a/sipb_xen_database/models.py b/sipb_xen_database/models.py index 268489c..2736bb4 100644 --- a/sipb_xen_database/models.py +++ b/sipb_xen_database/models.py @@ -1,6 +1,23 @@ from sqlalchemy import * +from sqlalchemy.ext.sessioncontext import SessionContext +from sqlalchemy.ext.assignmapper import assign_mapper + +__all__ = ['meta', + 'ctx', + 'machine_table', + 'nic_table', + 'disk_table', + 'types_table', + 'cdroms_table', + 'Machine', + 'NIC', + 'Disk', + 'Type', + 'CDROM'] + meta = DynamicMetaData() +ctx = SessionContext(create_session) machine_table = Table('machines', meta, Column('machine_id', Integer, primary_key=True, nullable=False), @@ -16,8 +33,9 @@ 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), - Column('hostname', String, nullable=False)) + Column('mac_addr', String, nullable=False, primary_key=True), + Column('ip', String, nullable=False, unique=True), + Column('hostname', String, nullable=True)) disk_table = Table('disks', meta, Column('machine_id', Integer, ForeignKey('machines.machine_id'), nullable=False), @@ -28,7 +46,45 @@ disk_table = Table('disks', meta, types_table = Table('types', meta, Column('type_id', String, primary_key=True, nullable=False), Column('description', String, nullable=False), + Column('hvm', Boolean, nullable=False), Column('apic', Boolean, nullable=False), Column('acpi', Boolean, nullable=False), Column('pae', Boolean, nullable=False)) +cdroms_table = Table('cdroms', meta, + Column('cdrom_id', String, primary_key=True, nullable=False), + Column('description', String, nullable=False)) + + +class Machine(object): + pass + +class NIC(object): + def __init__(self, machine_id, mac_addr, ip, hostname): + self.machine_id = machine_id + self.mac_addr = mac_addr + self.ip = ip + self.hostname = hostname + +class Disk(object): + def __init__(self, machine_id, guest, size): + self.machine_id = machine_id + self.guest_device_name = guest + self.size = size + +class Type(object): + pass + +class CDROM(object): + def __init__(self, cdrom_id, description): + self.cdrom_id = cdrom_id + self.description = description + +assign_mapper(ctx, Machine, machine_table, \ + properties={'nics': relation(NIC), + 'disks': relation(Disk)}); +assign_mapper(ctx, NIC, nic_table) +assign_mapper(ctx, Disk, disk_table) +assign_mapper(ctx, Type, types_table) +assign_mapper(ctx, CDROM, cdroms_table) +