250 lines
12 KiB
Python
250 lines
12 KiB
Python
# encoding: utf-8
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import datetime
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# from Lib import SimpaDbUtil
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import SimpaDbUtil
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class MachineSpecIdNotFound(Exception):
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def __init__(self, machine_name):
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message = "failed to find the machine_spec_id for the machine '%s'" % machine_name
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super(MachineSpecIdNotFound, self).__init__(message)
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self.machine_name = machine_name
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class PlugTypeNotFound(Exception):
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def __init__(self, machine_spec_id, plug_name):
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message = "failed to find the plug_type for the machine_spec_id '%s' and plug_name '%s'" % (machine_spec_id, plug_name)
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super(PlugTypeNotFound, self).__init__(message)
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self.machine_spec_id = machine_spec_id
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self.plug_name = plug_name
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class Inventory(object):
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def __init__(self, sql_reader):
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"""
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:param SimpaDbUtil.SqlDatabaseReader sql_reader: the inventory database
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"""
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super(Inventory, self).__init__()
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self._sql_reader = sql_reader
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def query(self, sql_query):
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return self._sql_reader.query(sql_query)
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def get_machine_serial_number(self, machine_name):
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'''
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returns the serial number of the given machine
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'''
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machine_serial_number = self._sql_reader.get_table_attr('machines', 'name', machine_name, 'serial_number')
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return machine_serial_number
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def get_machine_name(self, machine_serial_number):
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'''
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returns the user-friendly name of the given machine
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'''
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machine_name = self._sql_reader.get_table_attr('machines', 'serial_number', machine_serial_number, 'name')
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return machine_name
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def machine_name_to_machine_spec_id(self, machine_name):
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try:
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machine_spec_id = self._sql_reader.get_table_attr('machines', 'name', machine_name, 'machine_spec_id')
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except SimpaDbUtil.TableAttrNotFound as e: # noqa: F841 @UnusedVariable
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raise MachineSpecIdNotFound(machine_name)
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if machine_spec_id == '':
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raise MachineSpecIdNotFound(machine_name)
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return machine_spec_id
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# electricity related methods
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def machine_spec_id_to_power_consumption(self, machine_spec_id):
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try:
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power_consumption = float(self._sql_reader.get_table_attr('machine_spec_to_power_consumption', 'machine_spec_id', machine_spec_id, 'power_consumption'))
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except SimpaDbUtil.TableAttrNotFound as e: # noqa: F841 @UnusedVariable
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# some passive machines such as pdus are not detailed in the machine_spec_to_power_consumption because they don't consume power
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power_consumption = 0.0
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return power_consumption
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def machine_to_power_consumption(self, machine_id):
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try:
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power_consumption = float(self._sql_reader.get_table_attr('machine_to_power_consumption', 'machine_id', machine_id, 'power_consumption'))
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except SimpaDbUtil.TableAttrNotFound as e: # noqa: F841 @UnusedVariable
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# some passive machines such as pdus are not detailed in the machine_spec_to_power_consumption because they don't consume power
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power_consumption = None
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return power_consumption
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def get_plug_type_attr(self, plug_type, attr_name):
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"""
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:param str plug_type: eg 'c14'
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"""
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# INSERT INTO `powerplug_type_desc` (`plug_type_id`, `genre`, `max_amps`) VALUES
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# ('iec60309_blue_pne6h_32a_m', 'm', 32.0),
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attr_value = self._sql_reader.get_table_attr('powerplug_type_desc', 'plug_type_id', plug_type, attr_name)
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return attr_value
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def get_plug_type(self, machine_name, plug_name):
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"""
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:param str machine_name: eg 'pdu4'
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:param str plug_name: eg 'o4'
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"""
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machine_spec_id = None
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try:
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machine_spec_id = self.machine_name_to_machine_spec_id(machine_name)
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except MachineSpecIdNotFound as e:
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raise e
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else:
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# INSERT INTO `powerplug_desc` (`machine_spec_id`, `powerplug_id`, `plug_type`) VALUES
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# ('atos_mpdu_2901382', 'i', 'iec60309_blue_pne6h_32a_m'),
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rows = self._sql_reader.query("SELECT plug_type FROM powerplug_desc WHERE machine_spec_id='%s' AND powerplug_id='%s'" % (machine_spec_id, plug_name))
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if len(rows) > 0:
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plug_type = rows[0][0]
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else:
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raise PlugTypeNotFound(machine_spec_id, plug_name)
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return plug_type
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def read_plug_capacity(self, plug):
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"""
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:param PowerDiagram.Plug plug: the power plug of a 'device' we're interested in (eg pdu4.o1)
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"""
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plug_capacity = None
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plug_type = None
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try:
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plug_type = self.get_plug_type(plug.machine.name, plug.name)
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except MachineSpecIdNotFound:
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# some machines are not actual machines (eg edf, ups1pdu)
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pass
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# except PlugTypeNotFound:
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# some plugs are just plain connections, with no actual plug types
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# pass
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if plug_type is not None:
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# print('plug_type : %s' % plug_type)
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plug_capacity = self.get_plug_type_attr(plug_type, 'max_amps')
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# if plug_capacity:
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# print('plug_capacity : %f A' % plug_capacity)
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# print("read_plug_capacity : plug capacity for plug.machine.name="+plug.machine.name+" plug="+str(plug)+" : "+ str(plug_capacity)+ "A")
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return plug_capacity
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# cluster related methods
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def get_machine_purchase_date(self, machine_id):
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ordering_id = self._sql_reader.get_table_attr('machines', 'name', machine_id, 'command_id')
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# print(ordering_id)
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# handle case of multiple orders
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ordering_id = ordering_id.split('+')[0]
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if len(ordering_id) == 0:
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return None
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ordering_date_as_str = self._sql_reader.get_table_attr('orderings', 'ordering_id', ordering_id, 'ordering_date')
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if ordering_date_as_str is None:
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return None
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if len(ordering_date_as_str) == 0:
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return None
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ordering_date = datetime.datetime.strptime(ordering_date_as_str, '%d/%m/%Y')
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return ordering_date
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def get_machine_rack_location(self, machine_id):
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rack_id = self._sql_reader.get_table_attr('rackable_machine_to_location', 'machine_id', machine_id, 'rack_id')
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slot_index = self._sql_reader.get_table_attr('rackable_machine_to_location', 'machine_id', machine_id, 'slot_index')
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return rack_id, slot_index
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def get_cpu_dflops(self, cpu_model):
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'''
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returns the number of double precision operation per second this cpu can achieve
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'''
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# INSERT INTO `cpu_specs` (`cpu_model`, `num_cores`, `clock_speed`, `dflops_per_core_per_cycle`, `comment`) VALUES
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# ('intel_xeon_x5550', 4, 2.67, 4, ''),
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num_cores = int(self._sql_reader.get_table_attr('cpu_specs', 'cpu_model', cpu_model, 'num_cores'))
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clock_speed = float(self._sql_reader.get_table_attr('cpu_specs', 'cpu_model', cpu_model, 'clock_speed')) * 1.e9
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dflops_per_core_per_cycle = int(self._sql_reader.get_table_attr('cpu_specs', 'cpu_model', cpu_model, 'dflops_per_core_per_cycle'))
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# print(num_cores, clock_speed, dflops_per_core_per_cycle)
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return clock_speed * dflops_per_core_per_cycle * num_cores
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def get_num_cpus(self, computer_name):
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return int(self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'num_cpu'))
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def get_num_cores(self, computer_name):
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num_cpus = int(self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'num_cpu'))
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cpu_model = self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'cpu_model')
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num_cores_per_cpu = int(self._sql_reader.get_table_attr('cpu_specs', 'cpu_model', cpu_model, 'num_cores'))
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return num_cpus * num_cores_per_cpu
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def get_cpu_model(self, computer_name):
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return self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'cpu_model')
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def get_cpu_frequency(self, computer_name):
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cpu_model = self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'cpu_model')
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return float(self._sql_reader.get_table_attr('cpu_specs', 'cpu_model', cpu_model, 'clock_speed'))
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def get_cpu_tdp(self, computer_name):
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cpu_model = self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'cpu_model')
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return float(self._sql_reader.get_table_attr('cpu_specs', 'cpu_model', cpu_model, 'tdp'))
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def get_computer_dflops(self, computer_name):
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# print(computer_serial_number)
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num_cpus = int(self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'num_cpu'))
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cpu_model = self._sql_reader.get_table_attr('computer_to_cpu', 'computer_id', computer_name, 'cpu_model')
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flops = num_cpus * self.get_cpu_dflops(cpu_model)
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return flops
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def get_computer_options_price(self, computer_name):
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options_price = 0.0
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if computer_name == 'simpatix58' or computer_name == 'simpatix59':
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return 7675.0 / 4 * 2 # each of these computers has 2 nvidia fermi C2050 gpus
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return options_price
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def get_item_container(self, item_id):
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"""
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:param str item_id: the identifier of an inventory item (a machine (eg simpa-switch002), a group of machines (ceph), etc.)
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:return str: the item that contains the given item, None if this item has no contrainer
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"""
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container_id = None
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rows = self._sql_reader.query("SELECT container_id FROM container WHERE part_id='%s'" % item_id)
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if len(rows) > 0:
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container_id = rows[0][0]
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return container_id
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def get_item_price(self, item_id, include_contents=False, include_maintenance=False):
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"""
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:param str item_id: the identifier of an inventory item (a machine (eg simpa-switch002), a group of machines (ceph), etc.)
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:return float: the price of the item exluding taxes
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"""
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item_price = self._sql_reader.get_table_attr('machines', 'name', item_id, 'price_ex_vat')
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if item_price is None:
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item_price = 0.0
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else:
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item_price = float(item_price)
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if include_maintenance:
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# INSERT INTO `maintenance` (`maintenance_id`, `machine_id`, `price_ex_vat`, `command_id`, `comment`) VALUES
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rows = self._sql_reader.query("SELECT price_ex_vat FROM maintenance WHERE machine_id='%s'" % item_id)
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for row in rows:
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maintenance_price_ex_vat = float(row[0])
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item_price += maintenance_price_ex_vat
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if include_contents:
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# add the price of included parts
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rows = self._sql_reader.query("SELECT part_id FROM container WHERE container_id='%s'" % item_id)
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for row in rows:
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part_id = row[0]
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item_price += self.get_item_price(part_id, include_contents, include_maintenance)
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# print(u'price of %s : %.2f € HT' % (item_id, item_price))
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return item_price
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def get_item_ownership(self, item_id):
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ownership = []
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rows = self._sql_reader.query("SELECT * FROM ownership WHERE machine_id='%s'" % item_id)
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for row in rows:
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(machine_id, owner, owner_ratio, comment) = row # @UnusedVariable
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ownership.append({'owner': owner, 'owner_ratio': owner_ratio})
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return ownership
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def get_item_use(self, item_id):
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ownership = []
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rows = self._sql_reader.query("SELECT * FROM machine_users")
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for row in rows:
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(machine_id, user, user_ratio, comment) = row # @UnusedVariable
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if machine_id == item_id:
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ownership.append({'user': user, 'user_ratio': user_ratio})
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return ownership
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