#http://www.apache.org/licenses/LICENSE-2.0
#
#Unless required by applicable law or agreed to in writing, software
#distributed under the License is distributed on an "AS IS" BASIS,
#WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#See the License for the specific language governing permissions and
#limitations under the License.
import cStringIO, md5
import simplejson
import avro.schema as schema
#The version implemented.
VERSION = 1
_SYSTEM_ERROR = schema._StringSchema()
_SYSTEM_ERRORS = schema._UnionSchema([_SYSTEM_ERROR])
class Protocol(object):
"""A set of messages forming an application protocol."""
def __init__(self, name=None, namespace=None):
self.__types = schema._Names()
self.__messages = dict()
self.__name = name
self.__namespace = namespace
self.__md5 = None
def getname(self):
return self.__name
def nextdata(self, schm, d=0):
if schm.gettype() == schema.BOOLEAN:
return random.sample([True, False], 1)[0]
elif schm.gettype() == schema.STRING:
sample = random.sample('abcdefghijklmnopqrstuvwxyz1234590-=',
random.randint(0,20))
string = cStringIO.StringIO()
for s in sample:
string.write(s)
return unicode(string.getvalue())
elif schm.gettype() == schema.INT:
return random.randint(io._INT_MIN_VALUE, io._INT_MAX_VALUE)
elif schm.gettype() == schema.LONG:
return random.randint(io._LONG_MIN_VALUE, io._LONG_MAX_VALUE)
elif schm.gettype() == schema.FLOAT:
return round(random.uniform(-1024, 1024))
elif schm.gettype() == schema.DOUBLE:
return random.uniform(io._LONG_MIN_VALUE, io._LONG_MAX_VALUE)
elif schm.gettype() == schema.BYTES:
string = cStringIO.StringIO()
len = random.randint(0, 20)
for i in range(1, len):
string.write(struct.pack('c',random.sample('12345abcd', 1)[0]))
return string.getvalue()
elif schm.gettype() == schema.NULL:
return None
elif schm.gettype() == schema.ARRAY:
arr = list()
len = random.randint(0, 4)+2-d
if len < 0:
len = 0
for i in range(1, len):
arr.append(self.nextdata(schm.getelementtype(), d+1))
return arr
elif schm.gettype() == schema.MAP:
map = dict()
len = random.randint(0, 4)+2-d
if len < 0:
len = 0
for i in range(1, len):
map[self.nextdata(schema._StringSchema())] = self.nextdata(
schm.getvaluetype(), d+1)
return map
elif schm.gettype() == schema.RECORD:
m = dict()
for field in schm.getfields().values():
m[field.getname()] = self.nextdata(field.getschema(), d+1)
return m
elif schm.gettype() == schema.UNION:
datum = self.nextdata(random.choice(schm.getelementtypes()), d)
return datum
elif schm.gettype() == schema.ENUM:
symbols = schm.getenumsymbols()
len = symbols.__len__()
if len == 0:
return None
return symbols[random.randint(0,len)-1]
elif schm.gettype() == schema.FIXED:
string = cStringIO.StringIO()
for i in range(0, schm.getsize()):
string.write(struct.pack('c',random.sample('12345abcd', 1)[0]))
return string.getvalue()
def nextdata(self, schm, d=0):
if schm.gettype() == schema.BOOLEAN:
return random.sample([True, False], 1)[0]
elif schm.gettype() == schema.STRING:
sample = random.sample('abcdefghijklmnopqrstuvwxyz1234590-=',
random.randint(0, 20))
string = cStringIO.StringIO()
for s in sample:
string.write(s)
return unicode(string.getvalue())
elif schm.gettype() == schema.INT:
return random.randint(io._INT_MIN_VALUE, io._INT_MAX_VALUE)
elif schm.gettype() == schema.LONG:
return random.randint(io._LONG_MIN_VALUE, io._LONG_MAX_VALUE)
elif schm.gettype() == schema.FLOAT:
return round(random.uniform(-1024, 1024))
elif schm.gettype() == schema.DOUBLE:
return random.uniform(io._LONG_MIN_VALUE, io._LONG_MAX_VALUE)
elif schm.gettype() == schema.BYTES:
string = cStringIO.StringIO()
len = random.randint(0, 20)
for i in range(1, len):
string.write(struct.pack('c',
random.sample('12345abcd', 1)[0]))
return string.getvalue()
elif schm.gettype() == schema.NULL:
return None
elif schm.gettype() == schema.ARRAY:
arr = list()
len = random.randint(0, 4) + 2 - d
if len < 0:
len = 0
for i in range(1, len):
arr.append(self.nextdata(schm.getelementtype(), d + 1))
return arr
elif schm.gettype() == schema.MAP:
map = dict()
len = random.randint(0, 4) + 2 - d
if len < 0:
len = 0
for i in range(1, len):
map[self.nextdata(schema._StringSchema())] = self.nextdata(
schm.getvaluetype(), d + 1)
return map
elif schm.gettype() == schema.RECORD:
m = dict()
for field in schm.getfields().values():
m[field.getname()] = self.nextdata(field.getschema(), d + 1)
return m
elif schm.gettype() == schema.UNION:
datum = self.nextdata(random.choice(schm.getelementtypes()), d)
return datum
elif schm.gettype() == schema.ENUM:
symbols = schm.getenumsymbols()
len = symbols.__len__()
if len == 0:
return None
return symbols[random.randint(0, len) - 1]
elif schm.gettype() == schema.FIXED:
string = cStringIO.StringIO()
for i in range(0, schm.getsize()):
string.write(struct.pack('c',
random.sample('12345abcd', 1)[0]))
return string.getvalue()
#http://www.apache.org/licenses/LICENSE-2.0
#
#Unless required by applicable law or agreed to in writing, software
#distributed under the License is distributed on an "AS IS" BASIS,
#WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#See the License for the specific language governing permissions and
#limitations under the License.
import cStringIO, md5
import simplejson
import avro.schema as schema
#The version implemented.
VERSION = 1
_SYSTEM_ERROR = schema._StringSchema()
_SYSTEM_ERRORS = schema._UnionSchema([_SYSTEM_ERROR])
class Protocol(object):
"""A set of messages forming an application protocol."""
def __init__(self, name=None, namespace=None):
self.__types = schema._Names()
self.__messages = dict()
self.__name = name
self.__namespace = namespace
self.__md5 = None
def getname(self):
return self.__name
def getnamespace(self):