def convert_from_xml(payload, param_name, cid, is_required, is_complex, default_value, path_prefix, use_text):
try:
elem = path('{}.{}'.format(path_prefix, param_name), is_required).get_from(payload)
except ParsingException, e:
msg = 'Caught an exception while parsing, payload:[<![CDATA[{}]]>], e:[{}]'.format(
etree.tostring(payload), format_exc(e))
raise ParsingException(cid, msg)
def convert_from_xml(payload, param_name, cid, is_required, is_complex, default_value, path_prefix, use_text):
try:
elem = path('{}.{}'.format(path_prefix, param_name), is_required).get_from(payload)
except ParsingException, e:
msg = 'Caught an exception while parsing, payload:[<![CDATA[{}]]>], e:[{}]'.format(
etree.tostring(payload), format_exc(e))
raise ParsingException(cid, msg)
def get_params(self,
request_params,
path_prefix='',
default_value=ZATO_NO_DEFAULT_VALUE,
use_text=True,
is_required=True):
""" Gets all requested parameters from a message. Will raise ParsingException if any is missing.
"""
params = {}
if not isinstance(self.payload, basestring):
for param in request_params:
if isinstance(param, ForceType):
param_name = param.name
else:
param_name = param
if self.is_xml:
try:
elem = path('{}.{}'.format(path_prefix, param_name),
is_required).get_from(self.payload)
except ParsingException, e:
msg = 'Caught an exception while parsing, payload:[<![CDATA[{}]]>], e:[{}]'.format(
etree.tostring(self.payload), format_exc(e))
raise ParsingException(self.cid, msg)
if isinstance(param, List):
value = elem #.getchildren()
else:
if elem is not None:
if use_text:
value = elem.text # We are interested in the text the elem contains ..
else:
return elem # .. or in the elem itself.
else:
value = default_value
else:
value = self.payload.get(param_name)
# Use a default value if an element is empty and we're allowed to
# substitute its (empty) value with the default one.
if default_value != ZATO_NO_DEFAULT_VALUE and value is None:
value = default_value
else:
if value is not None:
if not isinstance(param, List):
value = unicode(value)
try:
if not isinstance(param, AsIs):
params[param_name] = self.convert(
param, param_name, value,
self.has_simple_io_config, self.is_xml)
else:
params[param_name] = value
except Exception, e:
msg = 'Caught an exception, param:[{}], param_name:[{}], value:[{}], self.has_simple_io_config:[{}], e:[{}]'.format(
param, param_name, value, self.has_simple_io_config,
format_exc(e))
self.logger.error(msg)
raise Exception(msg)
def get_params(self, request_params, path_prefix='', default_value=NO_DEFAULT_VALUE, use_text=True, is_required=True):
""" Gets all requested parameters from a message. Will raise ParsingException if any is missing.
"""
params = {}
if not isinstance(self.payload, basestring):
for param in request_params:
if isinstance(param, ForceType):
param_name = param.name
else:
param_name = param
if self.is_xml:
try:
elem = path('{}.{}'.format(path_prefix, param_name), is_required).get_from(self.payload)
except ParsingException, e:
msg = 'Caught an exception while parsing, payload:[<![CDATA[{}]]>], e:[{}]'.format(
etree.tostring(self.payload), format_exc(e))
raise ParsingException(self.cid, msg)
if isinstance(param, List):
value = elem
else:
if elem is not None:
if use_text:
value = elem.text # We are interested in the text the elem contains ..
else:
return elem # .. or in the elem itself.
else:
value = default_value
else:
value = self.payload.get(param_name, NOT_GIVEN)
# Use a default value if an element is empty and we're allowed to
# substitute its (empty) value with the default one.
if value == NOT_GIVEN:
if default_value != NO_DEFAULT_VALUE:
value = default_value
else:
if is_required and not self.channel_params.get(param_name):
msg = 'Required input element:[{}] not found, value:[{}]'.format(param, value)
raise ParsingException(self.cid, msg)
else:
if value is not None and not isinstance(param, List):
value = unicode(value)
try:
if not isinstance(param, AsIs):
params[param_name] = self.convert(param, param_name, value, self.has_simple_io_config, self.is_xml)
else:
params[param_name] = value
except Exception, e:
msg = 'Caught an exception, param:[{}], param_name:[{}], value:[{}], self.has_simple_io_config:[{}], e:[{}]'.format(
param, param_name, value, self.has_simple_io_config, format_exc(e))
self.logger.error(msg)
raise Exception(msg)
def convert_from_xml(payload, param_name, cid, is_required, is_complex,
default_value, path_prefix, use_text):
try:
elem = path('{}.{}'.format(path_prefix, param_name),
is_required).get_from(payload)
except ParsingException:
msg = 'Caught an exception while parsing, payload:`<![CDATA[{}]]>`, e:`{}`'.format(
etree.tostring(payload), format_exc())
raise ParsingException(cid, msg)
if is_complex:
value = elem
else:
if elem is not None:
if use_text:
value = elem.text # We are interested in the text the elem contains ..
else:
return elem # .. or in the elem itself.
else:
value = default_value
return value
def index(req):
""" Lists SQL connection pools and dispatches the management requests
(create, edit and change_password).
"""
zato_servers = Server.objects.all().order_by("name")
pools = []
config_pub_key = ""
server_id = None
choose_server_form = ChooseClusterForm(zato_servers, req.GET)
edit_form = SQLConnectionPoolForm(prefix="edit")
# Build a list of SQL connection pools for a given Zato server.
server_id = req.GET.get("server")
if server_id and req.method == "GET":
# We have a server to pick the connection pools from, try to
# invoke it now.
server = Server.objects.get(id=server_id)
_ignored, zato_message, soap_response = invoke_admin_service(server.address, "zato:pool.sql.get-list")
# Config pub key is always needed.
config_pub_key = zato_path("envelope.config_pub_key", True).get_from(zato_message)
if zato_path("data.pool_list.pool").get_from(zato_message) is not None:
for pool in zato_message.data.pool_list.pool:
original_pool_name = unicode(pool.pool_name)
pool_name = unicode(pool.pool_name)
engine = unicode(pool.engine)
engine_friendly = engine_friendly_name[str(engine)]
user = unicode(pool.user)
host = unicode(pool.host)
db_name = unicode(pool.db_name)
pool_size = pool.pool_size
if path("pool.extra.item").get_from(pool) is not None:
logger.log(TRACE1, "Found 'extra.item' in the response, pool_name=[%s]" % pool_name)
extra = []
for extra_elem in pool.extra.item:
extra.append(unicode(extra_elem))
extra = "\n".join(extra)
else:
logger.log(TRACE1, "No 'extra.item' found in the response, pool_name=[%s]" % pool_name)
extra = ""
pool = SQLConnectionPool(uuid4().hex, original_pool_name,
pool_name, engine, engine_friendly, user,
host, db_name, pool_size, extra)
pools.append(pool)
else:
logger.info("No pools found, soap_response=[%s]" % soap_response)
if req.method == "POST":
action = req.POST.get("zato_action")
if not action:
msg = "Missing 'zato_action' parameter in req.POST"
logger.error(msg)
return HttpResponseServerError(msg)
if not server_id:
msg = "Parameter 'server' is missing in GET data."
if action != "change_password":
msg += " Action [%s], req.POST=[%s], req.GET=[%s]" % (action, pprint(req.POST), pprint(req.GET))
logger.error(msg)
return HttpResponseServerError(msg)
server = Server.objects.get(id=server_id)
handler = globals().get("_" + action)
if not handler:
msg = "No handler found for action [%s]." % action
if action != "change_password":
msg += " req.POST=[%s], req.GET=[%s]" % (pprint(req.POST), pprint(req.GET))
logger.error(msg)
return HttpResponseServerError(msg)
# Finally, invoke the action handler.
try:
response = handler(server.address, req.POST)
response = response if response else ""
return HttpResponse(response)
except Exception, e:
msg = "Could not invoke action [%s], e=[%s]. " % (action, format_exc())
if action != "change_password":
msg += " req.POST=[%s], req.GET=[%s]" % (pprint(req.POST), pprint(req.GET))
logger.error(msg)
return HttpResponseServerError(msg)
