def __init__(self, args):
settings, args = SynthesisServer.process_command_line(args)
self.dbconn = DBConnector()
self.basevm_list = self.check_basevm()
Synthesis_Const.LOCAL_IPADDRESS = "0.0.0.0"
server_address = (Synthesis_Const.LOCAL_IPADDRESS,
Synthesis_Const.SERVER_PORT_NUMBER)
self.allow_reuse_address = True
try:
SocketServer.TCPServer.__init__(self, server_address,
SynthesisHandler)
except socket.error as e:
sys.stderr.write(str(e))
sys.stderr.write("Check IP/Port : %s\n" % (str(server_address)))
sys.exit(1)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
LOG.info("* Server configuration")
LOG.info(" - Open TCP Server at %s" % (str(server_address)))
LOG.info(" - Disable Nagle(No TCP delay) : %s" \
% str(self.socket.getsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY)))
LOG.info("-" * 50)
# This is cloudlet discovery related part and separated out
'''
def __init__(self,
port_number=StreamSynthesisConst.SERVER_PORT_NUMBER,
timeout=None,
handoff_datafile=None):
self.port_number = port_number
self.timeout = timeout
self._handoff_datafile = handoff_datafile
if self._handoff_datafile:
self.handoff_data = self._load_handoff_data(self._handoff_datafile)
self.basevm_list = self.check_basevm(
self.handoff_data.base_vm_paths,
self.handoff_data.basevm_sha256_hash)
else:
self.handoff_data = None
self.basevm_list = self.check_basevm_from_db(DBConnector())
server_address = ("0.0.0.0", self.port_number)
self.allow_reuse_address = True
try:
SocketServer.TCPServer.__init__(self, server_address,
StreamSynthesisHandler)
except socket.error as e:
sys.stderr.write(str(e))
sys.stderr.write("Check IP/Port : %s\n" % (str(server_address)))
sys.exit(1)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
LOG.info("* Server configuration")
LOG.info(" - Open TCP Server at %s" % (str(server_address)))
LOG.info(" - Time out for waiting: %d" % (self.timeout))
LOG.info(" - Disable Nagle(No TCP delay) : %s" \
% str(self.socket.getsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY)))
LOG.info("-" * 50)
def _get_matching_basevm(basedisk_path):
dbconn = DBConnector()
basedisk_path = os.path.abspath(basedisk_path)
basevm_list = dbconn.list_item(BaseVM)
ret_basevm = None
for item in basevm_list:
if basedisk_path == item.disk_path:
ret_basevm = item
break
return dbconn, ret_basevm
def import_basevm(filename):
filename = os.path.abspath(filename)
(base_hashvalue, disk_name, memory_name, diskhash_name, memoryhash_name) = \
PackagingUtil._get_basevm_attribute(filename)
# check directory
base_vm_dir = os.path.join(os.path.dirname(Const.BASE_VM_DIR),
base_hashvalue)
temp_dir = mkdtemp(prefix="cloudlet-base-")
disk_tmp_path = os.path.join(temp_dir, disk_name)
disk_target_path = os.path.join(base_vm_dir, disk_name)
dbconn, matching_basevm = PackagingUtil._get_matching_basevm(
disk_target_path)
if matching_basevm != None:
LOG.info("Base VM is already exists")
LOG.info("Delete existing Base VM using command")
LOG.info("See more 'cloudlet --help'")
return None
if not os.path.exists(base_vm_dir):
LOG.info("create directory for base VM")
os.makedirs(base_vm_dir)
# decompress
LOG.info("Decompressing Base VM to temp directory at %s" % temp_dir)
zipbase = zipfile.ZipFile(_FileFile("file:///%s" % filename), 'r')
zipbase.extractall(temp_dir)
shutil.move(disk_tmp_path, disk_target_path)
(target_diskhash, target_memory, target_memoryhash) = \
Const.get_basepath(disk_target_path, check_exist=False)
path_list = {
os.path.join(temp_dir, memory_name): target_memory,
os.path.join(temp_dir, diskhash_name): target_diskhash,
os.path.join(temp_dir, memoryhash_name): target_memoryhash,
}
LOG.info("Place base VM to the right directory")
for (src, dest) in path_list.iteritems():
shutil.move(src, dest)
# add to DB
dbconn = DBConnector()
LOG.info("Register New Base to DB")
LOG.info("ID for the new Base VM: %s" % base_hashvalue)
new_basevm = BaseVM(disk_target_path, base_hashvalue)
LOG.info("Success")
dbconn.add_item(new_basevm)
return disk_target_path, base_hashvalue
