/usr/lib/python2.7/dist-packages/slapos/proxy/views.py is in slapos-node-unofficial 1.3.18-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# vim: set et sts=2:
##############################################################################
#
# Copyright (c) 2010, 2011, 2012, 2013, 2014 Vifib SARL and Contributors.
# All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly advised to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
from lxml import etree
import random
import string
from slapos.slap.slap import Computer, ComputerPartition, \
SoftwareRelease, SoftwareInstance, NotFoundError
from slapos.proxy.db_version import DB_VERSION
import slapos.slap
from slapos.util import sqlite_connect
from flask import g, Flask, request, abort
import xml_marshaller
from xml_marshaller.xml_marshaller import loads
from xml_marshaller.xml_marshaller import dumps
app = Flask(__name__)
EMPTY_DICT_XML = dumps({})
class UnauthorizedError(Exception):
pass
# cast everything to string, utf-8 encoded
def to_str(v):
if isinstance(v, str):
return v
if not isinstance(v, unicode):
v = unicode(v)
return v.encode('utf-8')
def xml2dict(xml):
result_dict = {}
if xml is not None and xml != '':
tree = etree.fromstring(to_str(xml))
for element in tree.iter(tag=etree.Element):
if element.tag == 'parameter':
key = element.get('id')
value = result_dict.get(key, None)
if value is not None:
value = value + ' ' + element.text
else:
value = element.text
result_dict[key] = value
return result_dict
def dict2xml(dictionary):
instance = etree.Element('instance')
for parameter_id, parameter_value in dictionary.iteritems():
# cast everything to string
parameter_value = unicode(parameter_value)
etree.SubElement(instance, "parameter",
attrib={'id': parameter_id}).text = parameter_value
return etree.tostring(instance,
pretty_print=True,
xml_declaration=True,
encoding='utf-8')
def partitiondict2partition(partition):
for key, value in partition.iteritems():
if type(value) is unicode:
partition[key] = value.encode()
slap_partition = ComputerPartition(partition['computer_reference'],
partition['reference'])
slap_partition._software_release_document = None
slap_partition._requested_state = 'destroyed'
slap_partition._need_modification = 0
slap_partition._instance_guid = '%s-%s' % (partition['computer_reference'], partition['reference'])
if partition['software_release']:
slap_partition._need_modification = 1
slap_partition._requested_state = partition['requested_state']
slap_partition._parameter_dict = xml2dict(partition['xml'])
address_list = []
full_address_list = []
for address in execute_db('partition_network',
'SELECT * FROM %s WHERE partition_reference=? AND computer_reference=?',
[partition['reference'], partition['computer_reference']]):
address_list.append((address['reference'], address['address']))
slap_partition._parameter_dict['ip_list'] = address_list
slap_partition._parameter_dict['full_address_list'] = full_address_list
slap_partition._parameter_dict['slap_software_type'] = \
partition['software_type']
if partition['slave_instance_list'] is not None:
slap_partition._parameter_dict['slave_instance_list'] = \
xml_marshaller.xml_marshaller.loads(partition['slave_instance_list'])
else:
slap_partition._parameter_dict['slave_instance_list'] = []
slap_partition._connection_dict = xml2dict(partition['connection_xml'])
slap_partition._software_release_document = SoftwareRelease(
software_release=partition['software_release'],
computer_guid=partition['computer_reference'])
return slap_partition
def execute_db(table, query, args=(), one=False, db_version=None, log=False, db=None):
if not db:
db = g.db
if not db_version:
db_version = DB_VERSION
query = query % (table + db_version,)
if log:
print query
try:
cur = db.execute(query, args)
except:
app.logger.error('There was some issue during processing query %r on table %r with args %r' % (query, table, args))
raise
rv = [dict((cur.description[idx][0], value)
for idx, value in enumerate(row)) for row in cur.fetchall()]
return (rv[0] if rv else None) if one else rv
def connect_db():
return sqlite_connect(app.config['DATABASE_URI'])
def _getTableList():
return g.db.execute("SELECT name FROM sqlite_master WHERE type='table' ORDER BY Name").fetchall()
def _getCurrentDatabaseSchemaVersion():
"""
Return version of database schema.
As there is no actual definition of version, analyse
name of all tables (containing version) and take the
highest version (as several versions can live in the db).
"""
# XXX: define an actual version and proper migration/repair procedure.
version = -1
for table_name in _getTableList():
try:
table_version = int(table_name[0][-2:])
except ValueError:
table_version = int(table_name[0][-1:])
if table_version > version:
version = table_version
return str(version)
def _upgradeDatabaseIfNeeded():
"""
Analyses current database compared to defined schema,
and adapt tables/data it if needed.
"""
current_schema_version = _getCurrentDatabaseSchemaVersion()
# If version of current database is not old, do nothing
if current_schema_version == DB_VERSION:
return
schema = app.open_resource('schema.sql')
schema = schema.read() % dict(version=DB_VERSION, computer=app.config['computer_id'])
g.db.cursor().executescript(schema)
g.db.commit()
if current_schema_version == '-1':
return
# Migrate all data to new tables
app.logger.info('Old schema detected: Migrating old tables...')
app.logger.info('Note that old tables are not alterated.')
for table in ('software', 'computer', 'partition', 'slave', 'partition_network'):
for row in execute_db(table, 'SELECT * from %s', db_version=current_schema_version):
columns = ', '.join(row.keys())
placeholders = ':'+', :'.join(row.keys())
query = 'INSERT INTO %s (%s) VALUES (%s)' % ('%s', columns, placeholders)
execute_db(table, query, row, log=True)
g.db.commit()
is_schema_already_executed = False
@app.before_request
def before_request():
g.db = connect_db()
global is_schema_already_executed
if not is_schema_already_executed:
_upgradeDatabaseIfNeeded()
is_schema_already_executed = True
@app.after_request
def after_request(response):
g.db.commit()
g.db.close()
return response
@app.route('/getComputerInformation', methods=['GET'])
def getComputerInformation():
# Kept only for backward compatiblity
return getFullComputerInformation()
@app.route('/getFullComputerInformation', methods=['GET'])
def getFullComputerInformation():
computer_id = request.args['computer_id']
computer_list = execute_db('computer', 'SELECT * FROM %s WHERE reference=?', [computer_id])
if len(computer_list) != 1:
# Backward compatibility
if computer_id != app.config['computer_id']:
raise NotFoundError('%s is not registered.' % computer_id)
slap_computer = Computer(computer_id)
slap_computer._software_release_list = []
for sr in execute_db('software', 'select * from %s WHERE computer_reference=?', [computer_id]):
slap_computer._software_release_list.append(SoftwareRelease(
software_release=sr['url'], computer_guid=computer_id))
slap_computer._computer_partition_list = []
for partition in execute_db('partition', 'SELECT * FROM %s WHERE computer_reference=?', [computer_id]):
slap_computer._computer_partition_list.append(partitiondict2partition(
partition))
return xml_marshaller.xml_marshaller.dumps(slap_computer)
@app.route('/setComputerPartitionConnectionXml', methods=['POST'])
def setComputerPartitionConnectionXml():
slave_reference = request.form.get('slave_reference', None)
computer_partition_id = request.form['computer_partition_id'].encode()
computer_id = request.form['computer_id'].encode()
connection_xml = request.form['connection_xml'].encode()
connection_dict = xml_marshaller.xml_marshaller.loads(
connection_xml)
connection_xml = dict2xml(connection_dict)
if not slave_reference or slave_reference == 'None':
query = 'UPDATE %s SET connection_xml=? WHERE reference=? AND computer_reference=?'
argument_list = [connection_xml, computer_partition_id, computer_id]
execute_db('partition', query, argument_list)
return 'done'
else:
slave_reference = slave_reference.encode()
query = 'UPDATE %s SET connection_xml=? , hosted_by=? WHERE reference=?'
argument_list = [connection_xml, computer_partition_id, slave_reference]
execute_db('slave', query, argument_list)
return 'done'
@app.route('/buildingSoftwareRelease', methods=['POST'])
def buildingSoftwareRelease():
return 'Ignored'
@app.route('/availableSoftwareRelease', methods=['POST'])
def availableSoftwareRelease():
return 'Ignored'
@app.route('/softwareReleaseError', methods=['POST'])
def softwareReleaseError():
return 'Ignored'
@app.route('/buildingComputerPartition', methods=['POST'])
def buildingComputerPartition():
return 'Ignored'
@app.route('/availableComputerPartition', methods=['POST'])
def availableComputerPartition():
return 'Ignored'
@app.route('/softwareInstanceError', methods=['POST'])
def softwareInstanceError():
return 'Ignored'
@app.route('/softwareInstanceBang', methods=['POST'])
def softwareInstanceBang():
return 'Ignored'
@app.route('/startedComputerPartition', methods=['POST'])
def startedComputerPartition():
return 'Ignored'
@app.route('/stoppedComputerPartition', methods=['POST'])
def stoppedComputerPartition():
return 'Ignored'
@app.route('/destroyedComputerPartition', methods=['POST'])
def destroyedComputerPartition():
return 'Ignored'
@app.route('/useComputer', methods=['POST'])
def useComputer():
return 'Ignored'
@app.route('/loadComputerConfigurationFromXML', methods=['POST'])
def loadComputerConfigurationFromXML():
xml = request.form['xml']
computer_dict = xml_marshaller.xml_marshaller.loads(str(xml))
execute_db('computer', 'INSERT OR REPLACE INTO %s values(:reference, :address, :netmask)',
computer_dict)
for partition in computer_dict['partition_list']:
partition['computer_reference'] = computer_dict['reference']
execute_db('partition', 'INSERT OR IGNORE INTO %s (reference, computer_reference) values(:reference, :computer_reference)', partition)
execute_db('partition_network', 'DELETE FROM %s WHERE partition_reference = ? AND computer_reference = ?',
[partition['reference'], partition['computer_reference']])
for address in partition['address_list']:
address['reference'] = partition['tap']['name']
address['partition_reference'] = partition['reference']
address['computer_reference'] = partition['computer_reference']
execute_db('partition_network', 'INSERT OR REPLACE INTO %s (reference, partition_reference, computer_reference, address, netmask) values(:reference, :partition_reference, :computer_reference, :addr, :netmask)', address)
return 'done'
@app.route('/registerComputerPartition', methods=['GET'])
def registerComputerPartition():
computer_reference = request.args['computer_reference'].encode()
computer_partition_reference = request.args['computer_partition_reference'].encode()
partition = execute_db('partition', 'SELECT * FROM %s WHERE reference=? and computer_reference=?',
[computer_partition_reference, computer_reference], one=True)
if partition is None:
raise UnauthorizedError
return xml_marshaller.xml_marshaller.dumps(
partitiondict2partition(partition))
@app.route('/supplySupply', methods=['POST'])
def supplySupply():
url = request.form['url']
computer_id = request.form['computer_id']
if request.form['state'] == 'destroyed':
execute_db('software', 'DELETE FROM %s WHERE url = ? AND computer_reference=?',
[url, computer_id])
else:
execute_db('software', 'INSERT OR REPLACE INTO %s VALUES(?, ?)', [url, computer_id])
return '%r added' % url
@app.route('/requestComputerPartition', methods=['POST'])
def requestComputerPartition():
parsed_request_dict = parseRequestComputerPartitionForm(request.form)
# Is it a slave instance?
slave = loads(request.form.get('shared_xml', EMPTY_DICT_XML).encode())
# Check first if instance is already allocated
if slave:
# XXX: change schema to include a simple "partition_reference" which
# is name of the instance. Then, no need to do complex search here.
slave_reference = parsed_request_dict['partition_id'] + '_' + parsed_request_dict['partition_reference']
requested_computer_id = parsed_request_dict['filter_kw'].get('computer_guid', app.config['computer_id'])
matching_partition = getAllocatedSlaveInstance(slave_reference, requested_computer_id)
else:
matching_partition = getAllocatedInstance(parsed_request_dict['partition_reference'])
if matching_partition:
# Then the instance is already allocated, just update it
# XXX: split request and request slave into different update/allocate functions and simplify.
# By default, ALWAYS request instance on default computer
parsed_request_dict['filter_kw'].setdefault('computer_guid', app.config['computer_id'])
if slave:
software_instance = requestSlave(**parsed_request_dict)
else:
software_instance = requestNotSlave(**parsed_request_dict)
else:
# Instance is not yet allocated: try to do it.
external_master_url = isRequestToBeForwardedToExternalMaster(parsed_request_dict)
if external_master_url:
return forwardRequestToExternalMaster(external_master_url, request.form)
# XXX add support for automatic deployment on specific node depending on available SR and partitions on each Node.
# Note: It only deploys on default node if SLA not specified
# XXX: split request and request slave into different update/allocate functions and simplify.
# By default, ALWAYS request instance on default computer
parsed_request_dict['filter_kw'].setdefault('computer_guid', app.config['computer_id'])
if slave:
software_instance = requestSlave(**parsed_request_dict)
else:
software_instance = requestNotSlave(**parsed_request_dict)
return dumps(software_instance)
def parseRequestComputerPartitionForm(form):
"""
Parse without intelligence a form from a request(), return it.
"""
parsed_dict = {}
parsed_dict['software_release'] = form['software_release'].encode()
parsed_dict['software_type'] = form.get('software_type').encode()
parsed_dict['partition_reference'] = form.get('partition_reference', '').encode()
parsed_dict['partition_id'] = form.get('computer_partition_id', '').encode()
parsed_dict['partition_parameter_kw'] = loads(form.get('partition_parameter_xml', EMPTY_DICT_XML).encode())
parsed_dict['filter_kw'] = loads(form.get('filter_xml', EMPTY_DICT_XML).encode())
# Note: currently ignored for slave instance (slave instances
# are always started).
parsed_dict['requested_state'] = loads(form.get('state').encode())
return parsed_dict
run_id = ''.join([random.choice(string.ascii_letters + string.digits) for n in xrange(32)])
def checkIfMasterIsCurrentMaster(master_url):
"""
Because there are several ways to contact this server, we can't easily check
in a request() if master_url is ourself or not. So we contact master_url,
and if it returns an ID we know: it is ourself
"""
# Dumb way: compare with listening host/port
host = request.host
port = request.environ['SERVER_PORT']
if master_url == 'http://%s:%s/' % (host, port):
return True
# Hack way: call ourself
slap = slapos.slap.slap()
slap.initializeConnection(master_url)
try:
master_run_id = slap._connection_helper.GET('/getRunId')
except:
return False
if master_run_id == run_id:
return True
return False
@app.route('/getRunId', methods=['GET'])
def getRunId():
return run_id
def checkMasterUrl(master_url):
"""
Check if master_url doesn't represent ourself, and check if it is whitelisted
in multimaster configuration.
"""
if not master_url:
return False
if checkIfMasterIsCurrentMaster(master_url):
# master_url is current server: don't forward
return False
master_entry = app.config.get('multimaster').get(master_url, None)
# Check if this master is known
if not master_entry:
# Check if it is ourself
if not master_url.startswith('https') and checkIfMasterIsCurrentMaster(master_url):
return False
app.logger.warning('External SlapOS Master URL %s is not listed in multimaster list.' % master_url)
abort(404)
return True
def isRequestToBeForwardedToExternalMaster(parsed_request_dict):
"""
Check if we HAVE TO forward the request.
Several cases:
* The request specifies a master_url in filter_kw
* The software_release of the request is in a automatic forward list
"""
master_url = parsed_request_dict['filter_kw'].get('master_url')
if checkMasterUrl(master_url):
# Don't allocate the instance locally, but forward to specified master
return master_url
software_release = parsed_request_dict['software_release']
for mutimaster_url, mutimaster_entry in app.config.get('multimaster').iteritems():
if software_release in mutimaster_entry['software_release_list']:
# Don't allocate the instance locally, but forward to specified master
return mutimaster_url
return None
def forwardRequestToExternalMaster(master_url, request_form):
"""
Forward instance request to external SlapOS Master.
"""
master_entry = app.config.get('multimaster').get(master_url, {})
key_file = master_entry.get('key')
cert_file = master_entry.get('cert')
if master_url.startswith('https') and (not key_file or not cert_file):
app.logger.warning('External master %s configuration did not specify key or certificate.' % master_url)
abort(404)
if master_url.startswith('https') and not master_url.startswith('https') and (key_file or cert_file):
app.logger.warning('External master %s configurqtion specifies key or certificate but is using plain http.' % master_url)
abort(404)
slap = slapos.slap.slap()
if key_file:
slap.initializeConnection(master_url, key_file=key_file, cert_file=cert_file)
else:
slap.initializeConnection(master_url)
partition_reference = request_form['partition_reference'].encode()
# Store in database
execute_db('forwarded_partition_request', 'INSERT OR REPLACE INTO %s values(:partition_reference, :master_url)',
{'partition_reference':partition_reference, 'master_url': master_url})
new_request_form = request_form.copy()
filter_kw = loads(new_request_form['filter_xml'].encode())
filter_kw['source_instance_id'] = partition_reference
new_request_form['filter_xml'] = dumps(filter_kw)
xml = slap._connection_helper.POST('/requestComputerPartition', data=new_request_form)
if type(xml) is unicode:
xml = str(xml)
xml.encode('utf-8')
partition = loads(xml)
# XXX move to other end
partition._master_url = master_url
return dumps(partition)
def getAllocatedInstance(partition_reference):
"""
Look for existence of instance, if so return the
corresponding partition dict, else return None
"""
args = []
a = args.append
table = 'partition'
q = 'SELECT * FROM %s WHERE partition_reference=?'
a(partition_reference)
return execute_db(table, q, args, one=True)
def getAllocatedSlaveInstance(slave_reference, requested_computer_id):
"""
Look for existence of instance, if so return the
corresponding partition dict, else return None
"""
args = []
a = args.append
# XXX: Scope currently depends on instance which requests slave.
# Meaning that two different instances requesting the same slave will
# result in two different allocated slaves.
table = 'slave'
q = 'SELECT * FROM %s WHERE reference=? and computer_reference=?'
a(slave_reference)
a(requested_computer_id)
# XXX: check there is only one result
return execute_db(table, q, args, one=True)
def getRootPartition(reference):
p = 'SELECT * FROM %s WHERE reference=?'
parent_partition = execute_db('partition', p, [reference], one=True)
while parent_partition is not None:
parent_reference = parent_partition['requested_by']
if not parent_reference or parent_reference == reference:
break
reference = parent_reference
parent_partition = execute_db('partition', p, [reference], one=True)
return parent_partition
def requestNotSlave(software_release, software_type, partition_reference, partition_id, partition_parameter_kw, filter_kw, requested_state):
instance_xml = dict2xml(partition_parameter_kw)
requested_computer_id = filter_kw['computer_guid']
instance_xml = dict2xml(partition_parameter_kw)
args = []
a = args.append
q = 'SELECT * FROM %s WHERE partition_reference=?'
a(partition_reference)
partition = execute_db('partition', q, args, one=True)
args = []
a = args.append
q = 'UPDATE %s SET slap_state="busy"'
if partition is None:
partition = execute_db('partition',
'SELECT * FROM %s WHERE slap_state="free" and computer_reference=?',
[requested_computer_id], one=True)
if partition is None:
app.logger.warning('No more free computer partition')
abort(404)
q += ' ,software_release=?'
a(software_release)
if partition_reference:
q += ' ,partition_reference=?'
a(partition_reference)
if partition_id:
q += ' ,requested_by=?'
a(partition_id)
if not software_type:
software_type = 'RootSoftwareInstance'
else:
# XXX Check if software_release should be updated
if partition['software_release'].encode() != software_release:
q += ' ,software_release=?'
a(software_release)
if partition['requested_by']:
root_partition = getRootPartition(partition['requested_by'])
if root_partition and root_partition['requested_state'] != "started":
# propagate parent state to child
# child can be stopped or destroyed while parent is started
requested_state = root_partition['requested_state']
if requested_state:
q += ', requested_state=?'
a(requested_state)
#
# XXX change software_type when requested
#
if software_type:
q += ' ,software_type=?'
a(software_type)
# Else: only update partition parameters
if instance_xml:
q += ' ,xml=?'
a(instance_xml)
q += ' WHERE reference=? AND computer_reference=?'
a(partition['reference'].encode())
a(partition['computer_reference'].encode())
execute_db('partition', q, args)
args = []
partition = execute_db('partition', 'SELECT * FROM %s WHERE reference=? and computer_reference=?',
[partition['reference'].encode(), partition['computer_reference'].encode()], one=True)
address_list = []
for address in execute_db('partition_network', 'SELECT * FROM %s WHERE partition_reference=?', [partition['reference']]):
address_list.append((address['reference'], address['address']))
if not requested_state:
requested_state = 'started'
# XXX it should be ComputerPartition, not a SoftwareInstance
software_instance = SoftwareInstance(_connection_dict=xml2dict(partition['connection_xml']),
_parameter_dict=xml2dict(partition['xml']),
connection_xml=partition['connection_xml'],
slap_computer_id=partition['computer_reference'].encode(),
slap_computer_partition_id=partition['reference'],
slap_software_release_url=partition['software_release'],
slap_server_url='slap_server_url',
slap_software_type=partition['software_type'],
_instance_guid='%s-%s' % (partition['computer_reference'].encode(), partition['reference']),
_requested_state=requested_state,
ip_list=address_list)
return software_instance
def requestSlave(software_release, software_type, partition_reference, partition_id, partition_parameter_kw, filter_kw, requested_state):
"""
Function to organise link between slave and master.
Slave information are stored in places:
1. slave table having information such as slave reference,
connection information to slave (given by slave master),
hosted_by and asked_by reference.
2. A dictionary in slave_instance_list of selected slave master
in which are stored slave_reference, software_type, slave_title and
partition_parameter_kw stored as individual keys.
"""
requested_computer_id = filter_kw['computer_guid']
instance_xml = dict2xml(partition_parameter_kw)
# We will search for a master corresponding to request
args = []
a = args.append
q = 'SELECT * FROM %s WHERE software_release=? and computer_reference=?'
a(software_release)
a(requested_computer_id)
if software_type:
q += ' AND software_type=?'
a(software_type)
if 'instance_guid' in filter_kw:
q += ' AND reference=?'
# instance_guid should be like: %s-%s % (requested_computer_id, partition_id)
# But code is convoluted here, so we check
instance_guid = filter_kw['instance_guid']
if instance_guid.startswith(requested_computer_id):
a(instance_guid[len(requested_computer_id) + 1:])
else:
a(instance_guid)
partition = execute_db('partition', q, args, one=True)
if partition is None:
app.logger.warning('No partition corresponding to slave request: %s' % args)
abort(404)
# We set slave dictionary as described in docstring
new_slave = {}
slave_reference = partition_id + '_' + partition_reference
new_slave['slave_title'] = slave_reference
new_slave['slap_software_type'] = software_type
new_slave['slave_reference'] = slave_reference
for key in partition_parameter_kw:
if partition_parameter_kw[key] is not None:
new_slave[key] = partition_parameter_kw[key]
# Add slave to partition slave_list if not present else replace information
slave_instance_list = partition['slave_instance_list']
if slave_instance_list is None:
slave_instance_list = []
else:
slave_instance_list = xml_marshaller.xml_marshaller.loads(slave_instance_list.encode())
for x in slave_instance_list:
if x['slave_reference'] == slave_reference:
slave_instance_list.remove(x)
slave_instance_list.append(new_slave)
# Update slave_instance_list in database
args = []
a = args.append
q = 'UPDATE %s SET slave_instance_list=?'
a(xml_marshaller.xml_marshaller.dumps(slave_instance_list))
q += ' WHERE reference=? and computer_reference=?'
a(partition['reference'].encode())
a(requested_computer_id)
execute_db('partition', q, args)
args = []
partition = execute_db('partition', 'SELECT * FROM %s WHERE reference=? and computer_reference=?',
[partition['reference'].encode(), requested_computer_id], one=True)
# Add slave to slave table if not there
slave = execute_db('slave', 'SELECT * FROM %s WHERE reference=? and computer_reference=?',
[slave_reference, requested_computer_id], one=True)
if slave is None:
execute_db('slave',
'INSERT OR IGNORE INTO %s (reference,computer_reference,asked_by,hosted_by) values(:reference,:computer_reference,:asked_by,:hosted_by)',
[slave_reference, requested_computer_id, partition_id, partition['reference']])
slave = execute_db('slave', 'SELECT * FROM %s WHERE reference=? and computer_reference=?',
[slave_reference, requested_computer_id], one=True)
address_list = []
for address in execute_db('partition_network',
'SELECT * FROM %s WHERE partition_reference=? and computer_reference=?',
[partition['reference'], partition['computer_reference']]):
address_list.append((address['reference'], address['address']))
# XXX it should be ComputerPartition, not a SoftwareInstance
software_instance = SoftwareInstance(_connection_dict=xml2dict(slave['connection_xml']),
_parameter_dict=xml2dict(instance_xml),
slap_computer_id=partition['computer_reference'],
slap_computer_partition_id=slave['hosted_by'],
slap_software_release_url=partition['software_release'],
slap_server_url='slap_server_url',
slap_software_type=partition['software_type'],
ip_list=address_list)
return software_instance
@app.route('/softwareInstanceRename', methods=['POST'])
def softwareInstanceRename():
new_name = request.form['new_name'].encode()
computer_partition_id = request.form['computer_partition_id'].encode()
computer_id = request.form['computer_id'].encode()
q = 'UPDATE %s SET partition_reference = ? WHERE reference = ? AND computer_reference = ?'
execute_db('partition', q, [new_name, computer_partition_id, computer_id])
return 'done'
@app.route('/getComputerPartitionStatus', methods=['GET'])
def getComputerPartitionStatus():
return xml_marshaller.xml_marshaller.dumps('Not implemented.')
@app.route('/computerBang', methods=['POST'])
def computerBang():
return xml_marshaller.xml_marshaller.dumps('')
@app.route('/getComputerPartitionCertificate', methods=['GET'])
def getComputerPartitionCertificate():
# proxy does not use partition certificate, but client calls this.
return xml_marshaller.xml_marshaller.dumps({'certificate': '', 'key': ''})
@app.route('/getSoftwareReleaseListFromSoftwareProduct', methods=['GET'])
def getSoftwareReleaseListFromSoftwareProduct():
software_product_reference = request.args.get('software_product_reference')
software_release_url = request.args.get('software_release_url')
if software_release_url:
assert(software_product_reference is None)
raise NotImplementedError('software_release_url parameter is not supported yet.')
else:
assert(software_product_reference is not None)
if app.config['software_product_list'].has_key(software_product_reference):
software_release_url_list =\
[app.config['software_product_list'][software_product_reference]]
else:
software_release_url_list = []
return xml_marshaller.xml_marshaller.dumps(software_release_url_list)
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