diff options
Diffstat (limited to 'module/lib/thrift')
20 files changed, 0 insertions, 3322 deletions
diff --git a/module/lib/thrift/TSCons.py b/module/lib/thrift/TSCons.py deleted file mode 100644 index 24046256c..000000000 --- a/module/lib/thrift/TSCons.py +++ /dev/null @@ -1,33 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from os import path -from SCons.Builder import Builder - -def scons_env(env, add=''): - opath = path.dirname(path.abspath('$TARGET')) - lstr = 'thrift --gen cpp -o ' + opath + ' ' + add + ' $SOURCE' - cppbuild = Builder(action = lstr) - env.Append(BUILDERS = {'ThriftCpp' : cppbuild}) - -def gen_cpp(env, dir, file): - scons_env(env) - suffixes = ['_types.h', '_types.cpp'] - targets = map(lambda s: 'gen-cpp/' + file + s, suffixes) - return env.ThriftCpp(targets, dir+file+'.thrift') diff --git a/module/lib/thrift/TSerialization.py b/module/lib/thrift/TSerialization.py deleted file mode 100644 index b19f98aa8..000000000 --- a/module/lib/thrift/TSerialization.py +++ /dev/null @@ -1,34 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from protocol import TBinaryProtocol -from transport import TTransport - -def serialize(thrift_object, protocol_factory = TBinaryProtocol.TBinaryProtocolFactory()): - transport = TTransport.TMemoryBuffer() - protocol = protocol_factory.getProtocol(transport) - thrift_object.write(protocol) - return transport.getvalue() - -def deserialize(base, buf, protocol_factory = TBinaryProtocol.TBinaryProtocolFactory()): - transport = TTransport.TMemoryBuffer(buf) - protocol = protocol_factory.getProtocol(transport) - base.read(protocol) - return base - diff --git a/module/lib/thrift/Thrift.py b/module/lib/thrift/Thrift.py deleted file mode 100644 index 1d271fcff..000000000 --- a/module/lib/thrift/Thrift.py +++ /dev/null @@ -1,154 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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 sys - -class TType: - STOP = 0 - VOID = 1 - BOOL = 2 - BYTE = 3 - I08 = 3 - DOUBLE = 4 - I16 = 6 - I32 = 8 - I64 = 10 - STRING = 11 - UTF7 = 11 - STRUCT = 12 - MAP = 13 - SET = 14 - LIST = 15 - UTF8 = 16 - UTF16 = 17 - - _VALUES_TO_NAMES = ( 'STOP', - 'VOID', - 'BOOL', - 'BYTE', - 'DOUBLE', - None, - 'I16', - None, - 'I32', - None, - 'I64', - 'STRING', - 'STRUCT', - 'MAP', - 'SET', - 'LIST', - 'UTF8', - 'UTF16' ) - -class TMessageType: - CALL = 1 - REPLY = 2 - EXCEPTION = 3 - ONEWAY = 4 - -class TProcessor: - - """Base class for procsessor, which works on two streams.""" - - def process(iprot, oprot): - pass - -class TException(Exception): - - """Base class for all thrift exceptions.""" - - # BaseException.message is deprecated in Python v[2.6,3.0) - if (2,6,0) <= sys.version_info < (3,0): - def _get_message(self): - return self._message - def _set_message(self, message): - self._message = message - message = property(_get_message, _set_message) - - def __init__(self, message=None): - Exception.__init__(self, message) - self.message = message - -class TApplicationException(TException): - - """Application level thrift exceptions.""" - - UNKNOWN = 0 - UNKNOWN_METHOD = 1 - INVALID_MESSAGE_TYPE = 2 - WRONG_METHOD_NAME = 3 - BAD_SEQUENCE_ID = 4 - MISSING_RESULT = 5 - INTERNAL_ERROR = 6 - PROTOCOL_ERROR = 7 - - def __init__(self, type=UNKNOWN, message=None): - TException.__init__(self, message) - self.type = type - - def __str__(self): - if self.message: - return self.message - elif self.type == self.UNKNOWN_METHOD: - return 'Unknown method' - elif self.type == self.INVALID_MESSAGE_TYPE: - return 'Invalid message type' - elif self.type == self.WRONG_METHOD_NAME: - return 'Wrong method name' - elif self.type == self.BAD_SEQUENCE_ID: - return 'Bad sequence ID' - elif self.type == self.MISSING_RESULT: - return 'Missing result' - else: - return 'Default (unknown) TApplicationException' - - def read(self, iprot): - iprot.readStructBegin() - while True: - (fname, ftype, fid) = iprot.readFieldBegin() - if ftype == TType.STOP: - break - if fid == 1: - if ftype == TType.STRING: - self.message = iprot.readString(); - else: - iprot.skip(ftype) - elif fid == 2: - if ftype == TType.I32: - self.type = iprot.readI32(); - else: - iprot.skip(ftype) - else: - iprot.skip(ftype) - iprot.readFieldEnd() - iprot.readStructEnd() - - def write(self, oprot): - oprot.writeStructBegin('TApplicationException') - if self.message != None: - oprot.writeFieldBegin('message', TType.STRING, 1) - oprot.writeString(self.message) - oprot.writeFieldEnd() - if self.type != None: - oprot.writeFieldBegin('type', TType.I32, 2) - oprot.writeI32(self.type) - oprot.writeFieldEnd() - oprot.writeFieldStop() - oprot.writeStructEnd() diff --git a/module/lib/thrift/__init__.py b/module/lib/thrift/__init__.py deleted file mode 100644 index 48d659c40..000000000 --- a/module/lib/thrift/__init__.py +++ /dev/null @@ -1,20 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -__all__ = ['Thrift', 'TSCons'] diff --git a/module/lib/thrift/protocol/TBase.py b/module/lib/thrift/protocol/TBase.py deleted file mode 100644 index e675c7dc0..000000000 --- a/module/lib/thrift/protocol/TBase.py +++ /dev/null @@ -1,72 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from thrift.Thrift import * -from thrift.protocol import TBinaryProtocol -from thrift.transport import TTransport - -try: - from thrift.protocol import fastbinary -except: - fastbinary = None - -class TBase(object): - __slots__ = [] - - def __repr__(self): - L = ['%s=%r' % (key, getattr(self, key)) - for key in self.__slots__ ] - return '%s(%s)' % (self.__class__.__name__, ', '.join(L)) - - def __eq__(self, other): - if not isinstance(other, self.__class__): - return False - for attr in self.__slots__: - my_val = getattr(self, attr) - other_val = getattr(other, attr) - if my_val != other_val: - return False - return True - - def __ne__(self, other): - return not (self == other) - - def read(self, iprot): - if iprot.__class__ == TBinaryProtocol.TBinaryProtocolAccelerated and isinstance(iprot.trans, TTransport.CReadableTransport) and self.thrift_spec is not None and fastbinary is not None: - fastbinary.decode_binary(self, iprot.trans, (self.__class__, self.thrift_spec)) - return - iprot.readStruct(self, self.thrift_spec) - - def write(self, oprot): - if oprot.__class__ == TBinaryProtocol.TBinaryProtocolAccelerated and self.thrift_spec is not None and fastbinary is not None: - oprot.trans.write(fastbinary.encode_binary(self, (self.__class__, self.thrift_spec))) - return - oprot.writeStruct(self, self.thrift_spec) - -class TExceptionBase(Exception): - # old style class so python2.4 can raise exceptions derived from this - # This can't inherit from TBase because of that limitation. - __slots__ = [] - - __repr__ = TBase.__repr__.im_func - __eq__ = TBase.__eq__.im_func - __ne__ = TBase.__ne__.im_func - read = TBase.read.im_func - write = TBase.write.im_func - diff --git a/module/lib/thrift/protocol/TBinaryProtocol.py b/module/lib/thrift/protocol/TBinaryProtocol.py deleted file mode 100644 index 50c6aa896..000000000 --- a/module/lib/thrift/protocol/TBinaryProtocol.py +++ /dev/null @@ -1,259 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from TProtocol import * -from struct import pack, unpack - -class TBinaryProtocol(TProtocolBase): - - """Binary implementation of the Thrift protocol driver.""" - - # NastyHaxx. Python 2.4+ on 32-bit machines forces hex constants to be - # positive, converting this into a long. If we hardcode the int value - # instead it'll stay in 32 bit-land. - - # VERSION_MASK = 0xffff0000 - VERSION_MASK = -65536 - - # VERSION_1 = 0x80010000 - VERSION_1 = -2147418112 - - TYPE_MASK = 0x000000ff - - def __init__(self, trans, strictRead=False, strictWrite=True): - TProtocolBase.__init__(self, trans) - self.strictRead = strictRead - self.strictWrite = strictWrite - - def writeMessageBegin(self, name, type, seqid): - if self.strictWrite: - self.writeI32(TBinaryProtocol.VERSION_1 | type) - self.writeString(name) - self.writeI32(seqid) - else: - self.writeString(name) - self.writeByte(type) - self.writeI32(seqid) - - def writeMessageEnd(self): - pass - - def writeStructBegin(self, name): - pass - - def writeStructEnd(self): - pass - - def writeFieldBegin(self, name, type, id): - self.writeByte(type) - self.writeI16(id) - - def writeFieldEnd(self): - pass - - def writeFieldStop(self): - self.writeByte(TType.STOP); - - def writeMapBegin(self, ktype, vtype, size): - self.writeByte(ktype) - self.writeByte(vtype) - self.writeI32(size) - - def writeMapEnd(self): - pass - - def writeListBegin(self, etype, size): - self.writeByte(etype) - self.writeI32(size) - - def writeListEnd(self): - pass - - def writeSetBegin(self, etype, size): - self.writeByte(etype) - self.writeI32(size) - - def writeSetEnd(self): - pass - - def writeBool(self, bool): - if bool: - self.writeByte(1) - else: - self.writeByte(0) - - def writeByte(self, byte): - buff = pack("!b", byte) - self.trans.write(buff) - - def writeI16(self, i16): - buff = pack("!h", i16) - self.trans.write(buff) - - def writeI32(self, i32): - buff = pack("!i", i32) - self.trans.write(buff) - - def writeI64(self, i64): - buff = pack("!q", i64) - self.trans.write(buff) - - def writeDouble(self, dub): - buff = pack("!d", dub) - self.trans.write(buff) - - def writeString(self, str): - self.writeI32(len(str)) - self.trans.write(str) - - def readMessageBegin(self): - sz = self.readI32() - if sz < 0: - version = sz & TBinaryProtocol.VERSION_MASK - if version != TBinaryProtocol.VERSION_1: - raise TProtocolException(type=TProtocolException.BAD_VERSION, message='Bad version in readMessageBegin: %d' % (sz)) - type = sz & TBinaryProtocol.TYPE_MASK - name = self.readString() - seqid = self.readI32() - else: - if self.strictRead: - raise TProtocolException(type=TProtocolException.BAD_VERSION, message='No protocol version header') - name = self.trans.readAll(sz) - type = self.readByte() - seqid = self.readI32() - return (name, type, seqid) - - def readMessageEnd(self): - pass - - def readStructBegin(self): - pass - - def readStructEnd(self): - pass - - def readFieldBegin(self): - type = self.readByte() - if type == TType.STOP: - return (None, type, 0) - id = self.readI16() - return (None, type, id) - - def readFieldEnd(self): - pass - - def readMapBegin(self): - ktype = self.readByte() - vtype = self.readByte() - size = self.readI32() - return (ktype, vtype, size) - - def readMapEnd(self): - pass - - def readListBegin(self): - etype = self.readByte() - size = self.readI32() - return (etype, size) - - def readListEnd(self): - pass - - def readSetBegin(self): - etype = self.readByte() - size = self.readI32() - return (etype, size) - - def readSetEnd(self): - pass - - def readBool(self): - byte = self.readByte() - if byte == 0: - return False - return True - - def readByte(self): - buff = self.trans.readAll(1) - val, = unpack('!b', buff) - return val - - def readI16(self): - buff = self.trans.readAll(2) - val, = unpack('!h', buff) - return val - - def readI32(self): - buff = self.trans.readAll(4) - val, = unpack('!i', buff) - return val - - def readI64(self): - buff = self.trans.readAll(8) - val, = unpack('!q', buff) - return val - - def readDouble(self): - buff = self.trans.readAll(8) - val, = unpack('!d', buff) - return val - - def readString(self): - len = self.readI32() - str = self.trans.readAll(len) - return str - - -class TBinaryProtocolFactory: - def __init__(self, strictRead=False, strictWrite=True): - self.strictRead = strictRead - self.strictWrite = strictWrite - - def getProtocol(self, trans): - prot = TBinaryProtocol(trans, self.strictRead, self.strictWrite) - return prot - - -class TBinaryProtocolAccelerated(TBinaryProtocol): - - """C-Accelerated version of TBinaryProtocol. - - This class does not override any of TBinaryProtocol's methods, - but the generated code recognizes it directly and will call into - our C module to do the encoding, bypassing this object entirely. - We inherit from TBinaryProtocol so that the normal TBinaryProtocol - encoding can happen if the fastbinary module doesn't work for some - reason. (TODO(dreiss): Make this happen sanely in more cases.) - - In order to take advantage of the C module, just use - TBinaryProtocolAccelerated instead of TBinaryProtocol. - - NOTE: This code was contributed by an external developer. - The internal Thrift team has reviewed and tested it, - but we cannot guarantee that it is production-ready. - Please feel free to report bugs and/or success stories - to the public mailing list. - """ - - pass - - -class TBinaryProtocolAcceleratedFactory: - def getProtocol(self, trans): - return TBinaryProtocolAccelerated(trans) diff --git a/module/lib/thrift/protocol/TCompactProtocol.py b/module/lib/thrift/protocol/TCompactProtocol.py deleted file mode 100644 index 016a33171..000000000 --- a/module/lib/thrift/protocol/TCompactProtocol.py +++ /dev/null @@ -1,395 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from TProtocol import * -from struct import pack, unpack - -__all__ = ['TCompactProtocol', 'TCompactProtocolFactory'] - -CLEAR = 0 -FIELD_WRITE = 1 -VALUE_WRITE = 2 -CONTAINER_WRITE = 3 -BOOL_WRITE = 4 -FIELD_READ = 5 -CONTAINER_READ = 6 -VALUE_READ = 7 -BOOL_READ = 8 - -def make_helper(v_from, container): - def helper(func): - def nested(self, *args, **kwargs): - assert self.state in (v_from, container), (self.state, v_from, container) - return func(self, *args, **kwargs) - return nested - return helper -writer = make_helper(VALUE_WRITE, CONTAINER_WRITE) -reader = make_helper(VALUE_READ, CONTAINER_READ) - -def makeZigZag(n, bits): - return (n << 1) ^ (n >> (bits - 1)) - -def fromZigZag(n): - return (n >> 1) ^ -(n & 1) - -def writeVarint(trans, n): - out = [] - while True: - if n & ~0x7f == 0: - out.append(n) - break - else: - out.append((n & 0xff) | 0x80) - n = n >> 7 - trans.write(''.join(map(chr, out))) - -def readVarint(trans): - result = 0 - shift = 0 - while True: - x = trans.readAll(1) - byte = ord(x) - result |= (byte & 0x7f) << shift - if byte >> 7 == 0: - return result - shift += 7 - -class CompactType: - STOP = 0x00 - TRUE = 0x01 - FALSE = 0x02 - BYTE = 0x03 - I16 = 0x04 - I32 = 0x05 - I64 = 0x06 - DOUBLE = 0x07 - BINARY = 0x08 - LIST = 0x09 - SET = 0x0A - MAP = 0x0B - STRUCT = 0x0C - -CTYPES = {TType.STOP: CompactType.STOP, - TType.BOOL: CompactType.TRUE, # used for collection - TType.BYTE: CompactType.BYTE, - TType.I16: CompactType.I16, - TType.I32: CompactType.I32, - TType.I64: CompactType.I64, - TType.DOUBLE: CompactType.DOUBLE, - TType.STRING: CompactType.BINARY, - TType.STRUCT: CompactType.STRUCT, - TType.LIST: CompactType.LIST, - TType.SET: CompactType.SET, - TType.MAP: CompactType.MAP - } - -TTYPES = {} -for k, v in CTYPES.items(): - TTYPES[v] = k -TTYPES[CompactType.FALSE] = TType.BOOL -del k -del v - -class TCompactProtocol(TProtocolBase): - "Compact implementation of the Thrift protocol driver." - - PROTOCOL_ID = 0x82 - VERSION = 1 - VERSION_MASK = 0x1f - TYPE_MASK = 0xe0 - TYPE_SHIFT_AMOUNT = 5 - - def __init__(self, trans): - TProtocolBase.__init__(self, trans) - self.state = CLEAR - self.__last_fid = 0 - self.__bool_fid = None - self.__bool_value = None - self.__structs = [] - self.__containers = [] - - def __writeVarint(self, n): - writeVarint(self.trans, n) - - def writeMessageBegin(self, name, type, seqid): - assert self.state == CLEAR - self.__writeUByte(self.PROTOCOL_ID) - self.__writeUByte(self.VERSION | (type << self.TYPE_SHIFT_AMOUNT)) - self.__writeVarint(seqid) - self.__writeString(name) - self.state = VALUE_WRITE - - def writeMessageEnd(self): - assert self.state == VALUE_WRITE - self.state = CLEAR - - def writeStructBegin(self, name): - assert self.state in (CLEAR, CONTAINER_WRITE, VALUE_WRITE), self.state - self.__structs.append((self.state, self.__last_fid)) - self.state = FIELD_WRITE - self.__last_fid = 0 - - def writeStructEnd(self): - assert self.state == FIELD_WRITE - self.state, self.__last_fid = self.__structs.pop() - - def writeFieldStop(self): - self.__writeByte(0) - - def __writeFieldHeader(self, type, fid): - delta = fid - self.__last_fid - if 0 < delta <= 15: - self.__writeUByte(delta << 4 | type) - else: - self.__writeByte(type) - self.__writeI16(fid) - self.__last_fid = fid - - def writeFieldBegin(self, name, type, fid): - assert self.state == FIELD_WRITE, self.state - if type == TType.BOOL: - self.state = BOOL_WRITE - self.__bool_fid = fid - else: - self.state = VALUE_WRITE - self.__writeFieldHeader(CTYPES[type], fid) - - def writeFieldEnd(self): - assert self.state in (VALUE_WRITE, BOOL_WRITE), self.state - self.state = FIELD_WRITE - - def __writeUByte(self, byte): - self.trans.write(pack('!B', byte)) - - def __writeByte(self, byte): - self.trans.write(pack('!b', byte)) - - def __writeI16(self, i16): - self.__writeVarint(makeZigZag(i16, 16)) - - def __writeSize(self, i32): - self.__writeVarint(i32) - - def writeCollectionBegin(self, etype, size): - assert self.state in (VALUE_WRITE, CONTAINER_WRITE), self.state - if size <= 14: - self.__writeUByte(size << 4 | CTYPES[etype]) - else: - self.__writeUByte(0xf0 | CTYPES[etype]) - self.__writeSize(size) - self.__containers.append(self.state) - self.state = CONTAINER_WRITE - writeSetBegin = writeCollectionBegin - writeListBegin = writeCollectionBegin - - def writeMapBegin(self, ktype, vtype, size): - assert self.state in (VALUE_WRITE, CONTAINER_WRITE), self.state - if size == 0: - self.__writeByte(0) - else: - self.__writeSize(size) - self.__writeUByte(CTYPES[ktype] << 4 | CTYPES[vtype]) - self.__containers.append(self.state) - self.state = CONTAINER_WRITE - - def writeCollectionEnd(self): - assert self.state == CONTAINER_WRITE, self.state - self.state = self.__containers.pop() - writeMapEnd = writeCollectionEnd - writeSetEnd = writeCollectionEnd - writeListEnd = writeCollectionEnd - - def writeBool(self, bool): - if self.state == BOOL_WRITE: - if bool: - ctype = CompactType.TRUE - else: - ctype = CompactType.FALSE - self.__writeFieldHeader(ctype, self.__bool_fid) - elif self.state == CONTAINER_WRITE: - if bool: - self.__writeByte(CompactType.TRUE) - else: - self.__writeByte(CompactType.FALSE) - else: - raise AssertionError, "Invalid state in compact protocol" - - writeByte = writer(__writeByte) - writeI16 = writer(__writeI16) - - @writer - def writeI32(self, i32): - self.__writeVarint(makeZigZag(i32, 32)) - - @writer - def writeI64(self, i64): - self.__writeVarint(makeZigZag(i64, 64)) - - @writer - def writeDouble(self, dub): - self.trans.write(pack('!d', dub)) - - def __writeString(self, s): - self.__writeSize(len(s)) - self.trans.write(s) - writeString = writer(__writeString) - - def readFieldBegin(self): - assert self.state == FIELD_READ, self.state - type = self.__readUByte() - if type & 0x0f == TType.STOP: - return (None, 0, 0) - delta = type >> 4 - if delta == 0: - fid = self.__readI16() - else: - fid = self.__last_fid + delta - self.__last_fid = fid - type = type & 0x0f - if type == CompactType.TRUE: - self.state = BOOL_READ - self.__bool_value = True - elif type == CompactType.FALSE: - self.state = BOOL_READ - self.__bool_value = False - else: - self.state = VALUE_READ - return (None, self.__getTType(type), fid) - - def readFieldEnd(self): - assert self.state in (VALUE_READ, BOOL_READ), self.state - self.state = FIELD_READ - - def __readUByte(self): - result, = unpack('!B', self.trans.readAll(1)) - return result - - def __readByte(self): - result, = unpack('!b', self.trans.readAll(1)) - return result - - def __readVarint(self): - return readVarint(self.trans) - - def __readZigZag(self): - return fromZigZag(self.__readVarint()) - - def __readSize(self): - result = self.__readVarint() - if result < 0: - raise TException("Length < 0") - return result - - def readMessageBegin(self): - assert self.state == CLEAR - proto_id = self.__readUByte() - if proto_id != self.PROTOCOL_ID: - raise TProtocolException(TProtocolException.BAD_VERSION, - 'Bad protocol id in the message: %d' % proto_id) - ver_type = self.__readUByte() - type = (ver_type & self.TYPE_MASK) >> self.TYPE_SHIFT_AMOUNT - version = ver_type & self.VERSION_MASK - if version != self.VERSION: - raise TProtocolException(TProtocolException.BAD_VERSION, - 'Bad version: %d (expect %d)' % (version, self.VERSION)) - seqid = self.__readVarint() - name = self.__readString() - return (name, type, seqid) - - def readMessageEnd(self): - assert self.state == CLEAR - assert len(self.__structs) == 0 - - def readStructBegin(self): - assert self.state in (CLEAR, CONTAINER_READ, VALUE_READ), self.state - self.__structs.append((self.state, self.__last_fid)) - self.state = FIELD_READ - self.__last_fid = 0 - - def readStructEnd(self): - assert self.state == FIELD_READ - self.state, self.__last_fid = self.__structs.pop() - - def readCollectionBegin(self): - assert self.state in (VALUE_READ, CONTAINER_READ), self.state - size_type = self.__readUByte() - size = size_type >> 4 - type = self.__getTType(size_type) - if size == 15: - size = self.__readSize() - self.__containers.append(self.state) - self.state = CONTAINER_READ - return type, size - readSetBegin = readCollectionBegin - readListBegin = readCollectionBegin - - def readMapBegin(self): - assert self.state in (VALUE_READ, CONTAINER_READ), self.state - size = self.__readSize() - types = 0 - if size > 0: - types = self.__readUByte() - vtype = self.__getTType(types) - ktype = self.__getTType(types >> 4) - self.__containers.append(self.state) - self.state = CONTAINER_READ - return (ktype, vtype, size) - - def readCollectionEnd(self): - assert self.state == CONTAINER_READ, self.state - self.state = self.__containers.pop() - readSetEnd = readCollectionEnd - readListEnd = readCollectionEnd - readMapEnd = readCollectionEnd - - def readBool(self): - if self.state == BOOL_READ: - return self.__bool_value == CompactType.TRUE - elif self.state == CONTAINER_READ: - return self.__readByte() == CompactType.TRUE - else: - raise AssertionError, "Invalid state in compact protocol: %d" % self.state - - readByte = reader(__readByte) - __readI16 = __readZigZag - readI16 = reader(__readZigZag) - readI32 = reader(__readZigZag) - readI64 = reader(__readZigZag) - - @reader - def readDouble(self): - buff = self.trans.readAll(8) - val, = unpack('!d', buff) - return val - - def __readString(self): - len = self.__readSize() - return self.trans.readAll(len) - readString = reader(__readString) - - def __getTType(self, byte): - return TTYPES[byte & 0x0f] - - -class TCompactProtocolFactory: - def __init__(self): - pass - - def getProtocol(self, trans): - return TCompactProtocol(trans) diff --git a/module/lib/thrift/protocol/TProtocol.py b/module/lib/thrift/protocol/TProtocol.py deleted file mode 100644 index 7338ff68a..000000000 --- a/module/lib/thrift/protocol/TProtocol.py +++ /dev/null @@ -1,404 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from thrift.Thrift import * - -class TProtocolException(TException): - - """Custom Protocol Exception class""" - - UNKNOWN = 0 - INVALID_DATA = 1 - NEGATIVE_SIZE = 2 - SIZE_LIMIT = 3 - BAD_VERSION = 4 - - def __init__(self, type=UNKNOWN, message=None): - TException.__init__(self, message) - self.type = type - -class TProtocolBase: - - """Base class for Thrift protocol driver.""" - - def __init__(self, trans): - self.trans = trans - - def writeMessageBegin(self, name, type, seqid): - pass - - def writeMessageEnd(self): - pass - - def writeStructBegin(self, name): - pass - - def writeStructEnd(self): - pass - - def writeFieldBegin(self, name, type, id): - pass - - def writeFieldEnd(self): - pass - - def writeFieldStop(self): - pass - - def writeMapBegin(self, ktype, vtype, size): - pass - - def writeMapEnd(self): - pass - - def writeListBegin(self, etype, size): - pass - - def writeListEnd(self): - pass - - def writeSetBegin(self, etype, size): - pass - - def writeSetEnd(self): - pass - - def writeBool(self, bool): - pass - - def writeByte(self, byte): - pass - - def writeI16(self, i16): - pass - - def writeI32(self, i32): - pass - - def writeI64(self, i64): - pass - - def writeDouble(self, dub): - pass - - def writeString(self, str): - pass - - def readMessageBegin(self): - pass - - def readMessageEnd(self): - pass - - def readStructBegin(self): - pass - - def readStructEnd(self): - pass - - def readFieldBegin(self): - pass - - def readFieldEnd(self): - pass - - def readMapBegin(self): - pass - - def readMapEnd(self): - pass - - def readListBegin(self): - pass - - def readListEnd(self): - pass - - def readSetBegin(self): - pass - - def readSetEnd(self): - pass - - def readBool(self): - pass - - def readByte(self): - pass - - def readI16(self): - pass - - def readI32(self): - pass - - def readI64(self): - pass - - def readDouble(self): - pass - - def readString(self): - pass - - def skip(self, type): - if type == TType.STOP: - return - elif type == TType.BOOL: - self.readBool() - elif type == TType.BYTE: - self.readByte() - elif type == TType.I16: - self.readI16() - elif type == TType.I32: - self.readI32() - elif type == TType.I64: - self.readI64() - elif type == TType.DOUBLE: - self.readDouble() - elif type == TType.STRING: - self.readString() - elif type == TType.STRUCT: - name = self.readStructBegin() - while True: - (name, type, id) = self.readFieldBegin() - if type == TType.STOP: - break - self.skip(type) - self.readFieldEnd() - self.readStructEnd() - elif type == TType.MAP: - (ktype, vtype, size) = self.readMapBegin() - for i in range(size): - self.skip(ktype) - self.skip(vtype) - self.readMapEnd() - elif type == TType.SET: - (etype, size) = self.readSetBegin() - for i in range(size): - self.skip(etype) - self.readSetEnd() - elif type == TType.LIST: - (etype, size) = self.readListBegin() - for i in range(size): - self.skip(etype) - self.readListEnd() - - # tuple of: ( 'reader method' name, is_container boolean, 'writer_method' name ) - _TTYPE_HANDLERS = ( - (None, None, False), # 0 == TType,STOP - (None, None, False), # 1 == TType.VOID # TODO: handle void? - ('readBool', 'writeBool', False), # 2 == TType.BOOL - ('readByte', 'writeByte', False), # 3 == TType.BYTE and I08 - ('readDouble', 'writeDouble', False), # 4 == TType.DOUBLE - (None, None, False), # 5, undefined - ('readI16', 'writeI16', False), # 6 == TType.I16 - (None, None, False), # 7, undefined - ('readI32', 'writeI32', False), # 8 == TType.I32 - (None, None, False), # 9, undefined - ('readI64', 'writeI64', False), # 10 == TType.I64 - ('readString', 'writeString', False), # 11 == TType.STRING and UTF7 - ('readContainerStruct', 'writeContainerStruct', True), # 12 == TType.STRUCT - ('readContainerMap', 'writeContainerMap', True), # 13 == TType.MAP - ('readContainerSet', 'writeContainerSet', True), # 14 == TType.SET - ('readContainerList', 'writeContainerList', True), # 15 == TType.LIST - (None, None, False), # 16 == TType.UTF8 # TODO: handle utf8 types? - (None, None, False)# 17 == TType.UTF16 # TODO: handle utf16 types? - ) - - def readFieldByTType(self, ttype, spec): - try: - (r_handler, w_handler, is_container) = self._TTYPE_HANDLERS[ttype] - except IndexError: - raise TProtocolException(type=TProtocolException.INVALID_DATA, - message='Invalid field type %d' % (ttype)) - if r_handler is None: - raise TProtocolException(type=TProtocolException.INVALID_DATA, - message='Invalid field type %d' % (ttype)) - reader = getattr(self, r_handler) - if not is_container: - return reader() - return reader(spec) - - def readContainerList(self, spec): - results = [] - ttype, tspec = spec[0], spec[1] - r_handler = self._TTYPE_HANDLERS[ttype][0] - reader = getattr(self, r_handler) - (list_type, list_len) = self.readListBegin() - if tspec is None: - # list values are simple types - for idx in xrange(list_len): - results.append(reader()) - else: - # this is like an inlined readFieldByTType - container_reader = self._TTYPE_HANDLERS[list_type][0] - val_reader = getattr(self, container_reader) - for idx in xrange(list_len): - val = val_reader(tspec) - results.append(val) - self.readListEnd() - return results - - def readContainerSet(self, spec): - results = set() - ttype, tspec = spec[0], spec[1] - r_handler = self._TTYPE_HANDLERS[ttype][0] - reader = getattr(self, r_handler) - (set_type, set_len) = self.readSetBegin() - if tspec is None: - # set members are simple types - for idx in xrange(set_len): - results.add(reader()) - else: - container_reader = self._TTYPE_HANDLERS[set_type][0] - val_reader = getattr(self, container_reader) - for idx in xrange(set_len): - results.add(val_reader(tspec)) - self.readSetEnd() - return results - - def readContainerStruct(self, spec): - (obj_class, obj_spec) = spec - obj = obj_class() - obj.read(self) - return obj - - def readContainerMap(self, spec): - results = dict() - key_ttype, key_spec = spec[0], spec[1] - val_ttype, val_spec = spec[2], spec[3] - (map_ktype, map_vtype, map_len) = self.readMapBegin() - # TODO: compare types we just decoded with thrift_spec and abort/skip if types disagree - key_reader = getattr(self, self._TTYPE_HANDLERS[key_ttype][0]) - val_reader = getattr(self, self._TTYPE_HANDLERS[val_ttype][0]) - # list values are simple types - for idx in xrange(map_len): - if key_spec is None: - k_val = key_reader() - else: - k_val = self.readFieldByTType(key_ttype, key_spec) - if val_spec is None: - v_val = val_reader() - else: - v_val = self.readFieldByTType(val_ttype, val_spec) - # this raises a TypeError with unhashable keys types. i.e. d=dict(); d[[0,1]] = 2 fails - results[k_val] = v_val - self.readMapEnd() - return results - - def readStruct(self, obj, thrift_spec): - self.readStructBegin() - while True: - (fname, ftype, fid) = self.readFieldBegin() - if ftype == TType.STOP: - break - try: - field = thrift_spec[fid] - except IndexError: - self.skip(ftype) - else: - if field is not None and ftype == field[1]: - fname = field[2] - fspec = field[3] - val = self.readFieldByTType(ftype, fspec) - setattr(obj, fname, val) - else: - self.skip(ftype) - self.readFieldEnd() - self.readStructEnd() - - def writeContainerStruct(self, val, spec): - val.write(self) - - def writeContainerList(self, val, spec): - self.writeListBegin(spec[0], len(val)) - r_handler, w_handler, is_container = self._TTYPE_HANDLERS[spec[0]] - e_writer = getattr(self, w_handler) - if not is_container: - for elem in val: - e_writer(elem) - else: - for elem in val: - e_writer(elem, spec[1]) - self.writeListEnd() - - def writeContainerSet(self, val, spec): - self.writeSetBegin(spec[0], len(val)) - r_handler, w_handler, is_container = self._TTYPE_HANDLERS[spec[0]] - e_writer = getattr(self, w_handler) - if not is_container: - for elem in val: - e_writer(elem) - else: - for elem in val: - e_writer(elem, spec[1]) - self.writeSetEnd() - - def writeContainerMap(self, val, spec): - k_type = spec[0] - v_type = spec[2] - ignore, ktype_name, k_is_container = self._TTYPE_HANDLERS[k_type] - ignore, vtype_name, v_is_container = self._TTYPE_HANDLERS[v_type] - k_writer = getattr(self, ktype_name) - v_writer = getattr(self, vtype_name) - self.writeMapBegin(k_type, v_type, len(val)) - for m_key, m_val in val.iteritems(): - if not k_is_container: - k_writer(m_key) - else: - k_writer(m_key, spec[1]) - if not v_is_container: - v_writer(m_val) - else: - v_writer(m_val, spec[3]) - self.writeMapEnd() - - def writeStruct(self, obj, thrift_spec): - self.writeStructBegin(obj.__class__.__name__) - for field in thrift_spec: - if field is None: - continue - fname = field[2] - val = getattr(obj, fname) - if val is None: - # skip writing out unset fields - continue - fid = field[0] - ftype = field[1] - fspec = field[3] - # get the writer method for this value - self.writeFieldBegin(fname, ftype, fid) - self.writeFieldByTType(ftype, val, fspec) - self.writeFieldEnd() - self.writeFieldStop() - self.writeStructEnd() - - def writeFieldByTType(self, ttype, val, spec): - r_handler, w_handler, is_container = self._TTYPE_HANDLERS[ttype] - writer = getattr(self, w_handler) - if is_container: - writer(val, spec) - else: - writer(val) - -class TProtocolFactory: - def getProtocol(self, trans): - pass - diff --git a/module/lib/thrift/protocol/__init__.py b/module/lib/thrift/protocol/__init__.py deleted file mode 100644 index d53359b28..000000000 --- a/module/lib/thrift/protocol/__init__.py +++ /dev/null @@ -1,20 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -__all__ = ['TProtocol', 'TBinaryProtocol', 'fastbinary', 'TBase'] diff --git a/module/lib/thrift/server/THttpServer.py b/module/lib/thrift/server/THttpServer.py deleted file mode 100644 index 3047d9c00..000000000 --- a/module/lib/thrift/server/THttpServer.py +++ /dev/null @@ -1,82 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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 BaseHTTPServer - -from thrift.server import TServer -from thrift.transport import TTransport - -class ResponseException(Exception): - """Allows handlers to override the HTTP response - - Normally, THttpServer always sends a 200 response. If a handler wants - to override this behavior (e.g., to simulate a misconfigured or - overloaded web server during testing), it can raise a ResponseException. - The function passed to the constructor will be called with the - RequestHandler as its only argument. - """ - def __init__(self, handler): - self.handler = handler - - -class THttpServer(TServer.TServer): - """A simple HTTP-based Thrift server - - This class is not very performant, but it is useful (for example) for - acting as a mock version of an Apache-based PHP Thrift endpoint.""" - - def __init__(self, processor, server_address, - inputProtocolFactory, outputProtocolFactory = None, - server_class = BaseHTTPServer.HTTPServer): - """Set up protocol factories and HTTP server. - - See BaseHTTPServer for server_address. - See TServer for protocol factories.""" - - if outputProtocolFactory is None: - outputProtocolFactory = inputProtocolFactory - - TServer.TServer.__init__(self, processor, None, None, None, - inputProtocolFactory, outputProtocolFactory) - - thttpserver = self - - class RequestHander(BaseHTTPServer.BaseHTTPRequestHandler): - def do_POST(self): - # Don't care about the request path. - itrans = TTransport.TFileObjectTransport(self.rfile) - otrans = TTransport.TFileObjectTransport(self.wfile) - itrans = TTransport.TBufferedTransport(itrans, int(self.headers['Content-Length'])) - otrans = TTransport.TMemoryBuffer() - iprot = thttpserver.inputProtocolFactory.getProtocol(itrans) - oprot = thttpserver.outputProtocolFactory.getProtocol(otrans) - try: - thttpserver.processor.process(iprot, oprot) - except ResponseException, exn: - exn.handler(self) - else: - self.send_response(200) - self.send_header("content-type", "application/x-thrift") - self.end_headers() - self.wfile.write(otrans.getvalue()) - - self.httpd = server_class(server_address, RequestHander) - - def serve(self): - self.httpd.serve_forever() diff --git a/module/lib/thrift/server/TNonblockingServer.py b/module/lib/thrift/server/TNonblockingServer.py deleted file mode 100644 index ea348a0b6..000000000 --- a/module/lib/thrift/server/TNonblockingServer.py +++ /dev/null @@ -1,310 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# -"""Implementation of non-blocking server. - -The main idea of the server is reciving and sending requests -only from main thread. - -It also makes thread pool server in tasks terms, not connections. -""" -import threading -import socket -import Queue -import select -import struct -import logging - -from thrift.transport import TTransport -from thrift.protocol.TBinaryProtocol import TBinaryProtocolFactory - -__all__ = ['TNonblockingServer'] - -class Worker(threading.Thread): - """Worker is a small helper to process incoming connection.""" - def __init__(self, queue): - threading.Thread.__init__(self) - self.queue = queue - - def run(self): - """Process queries from task queue, stop if processor is None.""" - while True: - try: - processor, iprot, oprot, otrans, callback = self.queue.get() - if processor is None: - break - processor.process(iprot, oprot) - callback(True, otrans.getvalue()) - except Exception: - logging.exception("Exception while processing request") - callback(False, '') - -WAIT_LEN = 0 -WAIT_MESSAGE = 1 -WAIT_PROCESS = 2 -SEND_ANSWER = 3 -CLOSED = 4 - -def locked(func): - "Decorator which locks self.lock." - def nested(self, *args, **kwargs): - self.lock.acquire() - try: - return func(self, *args, **kwargs) - finally: - self.lock.release() - return nested - -def socket_exception(func): - "Decorator close object on socket.error." - def read(self, *args, **kwargs): - try: - return func(self, *args, **kwargs) - except socket.error: - self.close() - return read - -class Connection: - """Basic class is represented connection. - - It can be in state: - WAIT_LEN --- connection is reading request len. - WAIT_MESSAGE --- connection is reading request. - WAIT_PROCESS --- connection has just read whole request and - waits for call ready routine. - SEND_ANSWER --- connection is sending answer string (including length - of answer). - CLOSED --- socket was closed and connection should be deleted. - """ - def __init__(self, new_socket, wake_up): - self.socket = new_socket - self.socket.setblocking(False) - self.status = WAIT_LEN - self.len = 0 - self.message = '' - self.lock = threading.Lock() - self.wake_up = wake_up - - def _read_len(self): - """Reads length of request. - - It's really paranoic routine and it may be replaced by - self.socket.recv(4).""" - read = self.socket.recv(4 - len(self.message)) - if len(read) == 0: - # if we read 0 bytes and self.message is empty, it means client close - # connection - if len(self.message) != 0: - logging.error("can't read frame size from socket") - self.close() - return - self.message += read - if len(self.message) == 4: - self.len, = struct.unpack('!i', self.message) - if self.len < 0: - logging.error("negative frame size, it seems client"\ - " doesn't use FramedTransport") - self.close() - elif self.len == 0: - logging.error("empty frame, it's really strange") - self.close() - else: - self.message = '' - self.status = WAIT_MESSAGE - - @socket_exception - def read(self): - """Reads data from stream and switch state.""" - assert self.status in (WAIT_LEN, WAIT_MESSAGE) - if self.status == WAIT_LEN: - self._read_len() - # go back to the main loop here for simplicity instead of - # falling through, even though there is a good chance that - # the message is already available - elif self.status == WAIT_MESSAGE: - read = self.socket.recv(self.len - len(self.message)) - if len(read) == 0: - logging.error("can't read frame from socket (get %d of %d bytes)" % - (len(self.message), self.len)) - self.close() - return - self.message += read - if len(self.message) == self.len: - self.status = WAIT_PROCESS - - @socket_exception - def write(self): - """Writes data from socket and switch state.""" - assert self.status == SEND_ANSWER - sent = self.socket.send(self.message) - if sent == len(self.message): - self.status = WAIT_LEN - self.message = '' - self.len = 0 - else: - self.message = self.message[sent:] - - @locked - def ready(self, all_ok, message): - """Callback function for switching state and waking up main thread. - - This function is the only function witch can be called asynchronous. - - The ready can switch Connection to three states: - WAIT_LEN if request was oneway. - SEND_ANSWER if request was processed in normal way. - CLOSED if request throws unexpected exception. - - The one wakes up main thread. - """ - assert self.status == WAIT_PROCESS - if not all_ok: - self.close() - self.wake_up() - return - self.len = '' - if len(message) == 0: - # it was a oneway request, do not write answer - self.message = '' - self.status = WAIT_LEN - else: - self.message = struct.pack('!i', len(message)) + message - self.status = SEND_ANSWER - self.wake_up() - - @locked - def is_writeable(self): - "Returns True if connection should be added to write list of select." - return self.status == SEND_ANSWER - - # it's not necessary, but... - @locked - def is_readable(self): - "Returns True if connection should be added to read list of select." - return self.status in (WAIT_LEN, WAIT_MESSAGE) - - @locked - def is_closed(self): - "Returns True if connection is closed." - return self.status == CLOSED - - def fileno(self): - "Returns the file descriptor of the associated socket." - return self.socket.fileno() - - def close(self): - "Closes connection" - self.status = CLOSED - self.socket.close() - -class TNonblockingServer: - """Non-blocking server.""" - def __init__(self, processor, lsocket, inputProtocolFactory=None, - outputProtocolFactory=None, threads=10): - self.processor = processor - self.socket = lsocket - self.in_protocol = inputProtocolFactory or TBinaryProtocolFactory() - self.out_protocol = outputProtocolFactory or self.in_protocol - self.threads = int(threads) - self.clients = {} - self.tasks = Queue.Queue() - self._read, self._write = socket.socketpair() - self.prepared = False - - def setNumThreads(self, num): - """Set the number of worker threads that should be created.""" - # implement ThreadPool interface - assert not self.prepared, "You can't change number of threads for working server" - self.threads = num - - def prepare(self): - """Prepares server for serve requests.""" - self.socket.listen() - for _ in xrange(self.threads): - thread = Worker(self.tasks) - thread.setDaemon(True) - thread.start() - self.prepared = True - - def wake_up(self): - """Wake up main thread. - - The server usualy waits in select call in we should terminate one. - The simplest way is using socketpair. - - Select always wait to read from the first socket of socketpair. - - In this case, we can just write anything to the second socket from - socketpair.""" - self._write.send('1') - - def _select(self): - """Does select on open connections.""" - readable = [self.socket.handle.fileno(), self._read.fileno()] - writable = [] - for i, connection in self.clients.items(): - if connection.is_readable(): - readable.append(connection.fileno()) - if connection.is_writeable(): - writable.append(connection.fileno()) - if connection.is_closed(): - del self.clients[i] - return select.select(readable, writable, readable) - - def handle(self): - """Handle requests. - - WARNING! You must call prepare BEFORE calling handle. - """ - assert self.prepared, "You have to call prepare before handle" - rset, wset, xset = self._select() - for readable in rset: - if readable == self._read.fileno(): - # don't care i just need to clean readable flag - self._read.recv(1024) - elif readable == self.socket.handle.fileno(): - client = self.socket.accept().handle - self.clients[client.fileno()] = Connection(client, self.wake_up) - else: - connection = self.clients[readable] - connection.read() - if connection.status == WAIT_PROCESS: - itransport = TTransport.TMemoryBuffer(connection.message) - otransport = TTransport.TMemoryBuffer() - iprot = self.in_protocol.getProtocol(itransport) - oprot = self.out_protocol.getProtocol(otransport) - self.tasks.put([self.processor, iprot, oprot, - otransport, connection.ready]) - for writeable in wset: - self.clients[writeable].write() - for oob in xset: - self.clients[oob].close() - del self.clients[oob] - - def close(self): - """Closes the server.""" - for _ in xrange(self.threads): - self.tasks.put([None, None, None, None, None]) - self.socket.close() - self.prepared = False - - def serve(self): - """Serve forever.""" - self.prepare() - while True: - self.handle() diff --git a/module/lib/thrift/server/TProcessPoolServer.py b/module/lib/thrift/server/TProcessPoolServer.py deleted file mode 100644 index 7ed814a88..000000000 --- a/module/lib/thrift/server/TProcessPoolServer.py +++ /dev/null @@ -1,125 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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 logging -from multiprocessing import Process, Value, Condition, reduction - -from TServer import TServer -from thrift.transport.TTransport import TTransportException - -class TProcessPoolServer(TServer): - - """ - Server with a fixed size pool of worker subprocesses which service requests. - Note that if you need shared state between the handlers - it's up to you! - Written by Dvir Volk, doat.com - """ - - def __init__(self, * args): - TServer.__init__(self, *args) - self.numWorkers = 10 - self.workers = [] - self.isRunning = Value('b', False) - self.stopCondition = Condition() - self.postForkCallback = None - - def setPostForkCallback(self, callback): - if not callable(callback): - raise TypeError("This is not a callback!") - self.postForkCallback = callback - - def setNumWorkers(self, num): - """Set the number of worker threads that should be created""" - self.numWorkers = num - - def workerProcess(self): - """Loop around getting clients from the shared queue and process them.""" - - if self.postForkCallback: - self.postForkCallback() - - while self.isRunning.value == True: - try: - client = self.serverTransport.accept() - self.serveClient(client) - except (KeyboardInterrupt, SystemExit): - return 0 - except Exception, x: - logging.exception(x) - - def serveClient(self, client): - """Process input/output from a client for as long as possible""" - itrans = self.inputTransportFactory.getTransport(client) - otrans = self.outputTransportFactory.getTransport(client) - iprot = self.inputProtocolFactory.getProtocol(itrans) - oprot = self.outputProtocolFactory.getProtocol(otrans) - - try: - while True: - self.processor.process(iprot, oprot) - except TTransportException, tx: - pass - except Exception, x: - logging.exception(x) - - itrans.close() - otrans.close() - - - def serve(self): - """Start a fixed number of worker threads and put client into a queue""" - - #this is a shared state that can tell the workers to exit when set as false - self.isRunning.value = True - - #first bind and listen to the port - self.serverTransport.listen() - - #fork the children - for i in range(self.numWorkers): - try: - w = Process(target=self.workerProcess) - w.daemon = True - w.start() - self.workers.append(w) - except Exception, x: - logging.exception(x) - - #wait until the condition is set by stop() - - while True: - - self.stopCondition.acquire() - try: - self.stopCondition.wait() - break - except (SystemExit, KeyboardInterrupt): - break - except Exception, x: - logging.exception(x) - - self.isRunning.value = False - - def stop(self): - self.isRunning.value = False - self.stopCondition.acquire() - self.stopCondition.notify() - self.stopCondition.release() - diff --git a/module/lib/thrift/server/TServer.py b/module/lib/thrift/server/TServer.py deleted file mode 100644 index 8456e2d40..000000000 --- a/module/lib/thrift/server/TServer.py +++ /dev/null @@ -1,274 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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 logging -import sys -import os -import traceback -import threading -import Queue - -from thrift.Thrift import TProcessor -from thrift.transport import TTransport -from thrift.protocol import TBinaryProtocol - -class TServer: - - """Base interface for a server, which must have a serve method.""" - - """ 3 constructors for all servers: - 1) (processor, serverTransport) - 2) (processor, serverTransport, transportFactory, protocolFactory) - 3) (processor, serverTransport, - inputTransportFactory, outputTransportFactory, - inputProtocolFactory, outputProtocolFactory)""" - def __init__(self, *args): - if (len(args) == 2): - self.__initArgs__(args[0], args[1], - TTransport.TTransportFactoryBase(), - TTransport.TTransportFactoryBase(), - TBinaryProtocol.TBinaryProtocolFactory(), - TBinaryProtocol.TBinaryProtocolFactory()) - elif (len(args) == 4): - self.__initArgs__(args[0], args[1], args[2], args[2], args[3], args[3]) - elif (len(args) == 6): - self.__initArgs__(args[0], args[1], args[2], args[3], args[4], args[5]) - - def __initArgs__(self, processor, serverTransport, - inputTransportFactory, outputTransportFactory, - inputProtocolFactory, outputProtocolFactory): - self.processor = processor - self.serverTransport = serverTransport - self.inputTransportFactory = inputTransportFactory - self.outputTransportFactory = outputTransportFactory - self.inputProtocolFactory = inputProtocolFactory - self.outputProtocolFactory = outputProtocolFactory - - def serve(self): - pass - -class TSimpleServer(TServer): - - """Simple single-threaded server that just pumps around one transport.""" - - def __init__(self, *args): - TServer.__init__(self, *args) - - def serve(self): - self.serverTransport.listen() - while True: - client = self.serverTransport.accept() - itrans = self.inputTransportFactory.getTransport(client) - otrans = self.outputTransportFactory.getTransport(client) - iprot = self.inputProtocolFactory.getProtocol(itrans) - oprot = self.outputProtocolFactory.getProtocol(otrans) - try: - while True: - self.processor.process(iprot, oprot) - except TTransport.TTransportException, tx: - pass - except Exception, x: - logging.exception(x) - - itrans.close() - otrans.close() - -class TThreadedServer(TServer): - - """Threaded server that spawns a new thread per each connection.""" - - def __init__(self, *args, **kwargs): - TServer.__init__(self, *args) - self.daemon = kwargs.get("daemon", False) - - def serve(self): - self.serverTransport.listen() - while True: - try: - client = self.serverTransport.accept() - t = threading.Thread(target = self.handle, args=(client,)) - t.setDaemon(self.daemon) - t.start() - except KeyboardInterrupt: - raise - except Exception, x: - logging.exception(x) - - def handle(self, client): - itrans = self.inputTransportFactory.getTransport(client) - otrans = self.outputTransportFactory.getTransport(client) - iprot = self.inputProtocolFactory.getProtocol(itrans) - oprot = self.outputProtocolFactory.getProtocol(otrans) - try: - while True: - self.processor.process(iprot, oprot) - except TTransport.TTransportException, tx: - pass - except Exception, x: - logging.exception(x) - - itrans.close() - otrans.close() - -class TThreadPoolServer(TServer): - - """Server with a fixed size pool of threads which service requests.""" - - def __init__(self, *args, **kwargs): - TServer.__init__(self, *args) - self.clients = Queue.Queue() - self.threads = 10 - self.daemon = kwargs.get("daemon", False) - - def setNumThreads(self, num): - """Set the number of worker threads that should be created""" - self.threads = num - - def serveThread(self): - """Loop around getting clients from the shared queue and process them.""" - while True: - try: - client = self.clients.get() - self.serveClient(client) - except Exception, x: - logging.exception(x) - - def serveClient(self, client): - """Process input/output from a client for as long as possible""" - itrans = self.inputTransportFactory.getTransport(client) - otrans = self.outputTransportFactory.getTransport(client) - iprot = self.inputProtocolFactory.getProtocol(itrans) - oprot = self.outputProtocolFactory.getProtocol(otrans) - try: - while True: - self.processor.process(iprot, oprot) - except TTransport.TTransportException, tx: - pass - except Exception, x: - logging.exception(x) - - itrans.close() - otrans.close() - - def serve(self): - """Start a fixed number of worker threads and put client into a queue""" - for i in range(self.threads): - try: - t = threading.Thread(target = self.serveThread) - t.setDaemon(self.daemon) - t.start() - except Exception, x: - logging.exception(x) - - # Pump the socket for clients - self.serverTransport.listen() - while True: - try: - client = self.serverTransport.accept() - self.clients.put(client) - except Exception, x: - logging.exception(x) - - -class TForkingServer(TServer): - - """A Thrift server that forks a new process for each request""" - """ - This is more scalable than the threaded server as it does not cause - GIL contention. - - Note that this has different semantics from the threading server. - Specifically, updates to shared variables will no longer be shared. - It will also not work on windows. - - This code is heavily inspired by SocketServer.ForkingMixIn in the - Python stdlib. - """ - - def __init__(self, *args): - TServer.__init__(self, *args) - self.children = [] - - def serve(self): - def try_close(file): - try: - file.close() - except IOError, e: - logging.warning(e, exc_info=True) - - - self.serverTransport.listen() - while True: - client = self.serverTransport.accept() - try: - pid = os.fork() - - if pid: # parent - # add before collect, otherwise you race w/ waitpid - self.children.append(pid) - self.collect_children() - - # Parent must close socket or the connection may not get - # closed promptly - itrans = self.inputTransportFactory.getTransport(client) - otrans = self.outputTransportFactory.getTransport(client) - try_close(itrans) - try_close(otrans) - else: - itrans = self.inputTransportFactory.getTransport(client) - otrans = self.outputTransportFactory.getTransport(client) - - iprot = self.inputProtocolFactory.getProtocol(itrans) - oprot = self.outputProtocolFactory.getProtocol(otrans) - - ecode = 0 - try: - try: - while True: - self.processor.process(iprot, oprot) - except TTransport.TTransportException, tx: - pass - except Exception, e: - logging.exception(e) - ecode = 1 - finally: - try_close(itrans) - try_close(otrans) - - os._exit(ecode) - - except TTransport.TTransportException, tx: - pass - except Exception, x: - logging.exception(x) - - - def collect_children(self): - while self.children: - try: - pid, status = os.waitpid(0, os.WNOHANG) - except os.error: - pid = None - - if pid: - self.children.remove(pid) - else: - break - - diff --git a/module/lib/thrift/server/__init__.py b/module/lib/thrift/server/__init__.py deleted file mode 100644 index 1bf6e254e..000000000 --- a/module/lib/thrift/server/__init__.py +++ /dev/null @@ -1,20 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -__all__ = ['TServer', 'TNonblockingServer'] diff --git a/module/lib/thrift/transport/THttpClient.py b/module/lib/thrift/transport/THttpClient.py deleted file mode 100644 index 50269785c..000000000 --- a/module/lib/thrift/transport/THttpClient.py +++ /dev/null @@ -1,126 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from TTransport import * -from cStringIO import StringIO - -import urlparse -import httplib -import warnings -import socket - -class THttpClient(TTransportBase): - - """Http implementation of TTransport base.""" - - def __init__(self, uri_or_host, port=None, path=None): - """THttpClient supports two different types constructor parameters. - - THttpClient(host, port, path) - deprecated - THttpClient(uri) - - Only the second supports https.""" - - if port is not None: - warnings.warn("Please use the THttpClient('http://host:port/path') syntax", DeprecationWarning, stacklevel=2) - self.host = uri_or_host - self.port = port - assert path - self.path = path - self.scheme = 'http' - else: - parsed = urlparse.urlparse(uri_or_host) - self.scheme = parsed.scheme - assert self.scheme in ('http', 'https') - if self.scheme == 'http': - self.port = parsed.port or httplib.HTTP_PORT - elif self.scheme == 'https': - self.port = parsed.port or httplib.HTTPS_PORT - self.host = parsed.hostname - self.path = parsed.path - if parsed.query: - self.path += '?%s' % parsed.query - self.__wbuf = StringIO() - self.__http = None - self.__timeout = None - - def open(self): - if self.scheme == 'http': - self.__http = httplib.HTTP(self.host, self.port) - else: - self.__http = httplib.HTTPS(self.host, self.port) - - def close(self): - self.__http.close() - self.__http = None - - def isOpen(self): - return self.__http != None - - def setTimeout(self, ms): - if not hasattr(socket, 'getdefaulttimeout'): - raise NotImplementedError - - if ms is None: - self.__timeout = None - else: - self.__timeout = ms/1000.0 - - def read(self, sz): - return self.__http.file.read(sz) - - def write(self, buf): - self.__wbuf.write(buf) - - def __withTimeout(f): - def _f(*args, **kwargs): - orig_timeout = socket.getdefaulttimeout() - socket.setdefaulttimeout(args[0].__timeout) - result = f(*args, **kwargs) - socket.setdefaulttimeout(orig_timeout) - return result - return _f - - def flush(self): - if self.isOpen(): - self.close() - self.open(); - - # Pull data out of buffer - data = self.__wbuf.getvalue() - self.__wbuf = StringIO() - - # HTTP request - self.__http.putrequest('POST', self.path) - - # Write headers - self.__http.putheader('Host', self.host) - self.__http.putheader('Content-Type', 'application/x-thrift') - self.__http.putheader('Content-Length', str(len(data))) - self.__http.endheaders() - - # Write payload - self.__http.send(data) - - # Get reply to flush the request - self.code, self.message, self.headers = self.__http.getreply() - - # Decorate if we know how to timeout - if hasattr(socket, 'getdefaulttimeout'): - flush = __withTimeout(flush) diff --git a/module/lib/thrift/transport/TSocket.py b/module/lib/thrift/transport/TSocket.py deleted file mode 100644 index 4e0e1874f..000000000 --- a/module/lib/thrift/transport/TSocket.py +++ /dev/null @@ -1,163 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from TTransport import * -import os -import errno -import socket -import sys - -class TSocketBase(TTransportBase): - def _resolveAddr(self): - if self._unix_socket is not None: - return [(socket.AF_UNIX, socket.SOCK_STREAM, None, None, self._unix_socket)] - else: - return socket.getaddrinfo(self.host, self.port, socket.AF_UNSPEC, socket.SOCK_STREAM, 0, socket.AI_PASSIVE | socket.AI_ADDRCONFIG) - - def close(self): - if self.handle: - self.handle.close() - self.handle = None - -class TSocket(TSocketBase): - """Socket implementation of TTransport base.""" - - def __init__(self, host='localhost', port=9090, unix_socket=None): - """Initialize a TSocket - - @param host(str) The host to connect to. - @param port(int) The (TCP) port to connect to. - @param unix_socket(str) The filename of a unix socket to connect to. - (host and port will be ignored.) - """ - - self.host = host - self.port = port - self.handle = None - self._unix_socket = unix_socket - self._timeout = None - - def setHandle(self, h): - self.handle = h - - def isOpen(self): - return self.handle is not None - - def setTimeout(self, ms): - if ms is None: - self._timeout = None - else: - self._timeout = ms/1000.0 - - if self.handle is not None: - self.handle.settimeout(self._timeout) - - def open(self): - try: - res0 = self._resolveAddr() - for res in res0: - self.handle = socket.socket(res[0], res[1]) - self.handle.settimeout(self._timeout) - try: - self.handle.connect(res[4]) - except socket.error, e: - if res is not res0[-1]: - continue - else: - raise e - break - except socket.error, e: - if self._unix_socket: - message = 'Could not connect to socket %s' % self._unix_socket - else: - message = 'Could not connect to %s:%d' % (self.host, self.port) - raise TTransportException(type=TTransportException.NOT_OPEN, message=message) - - def read(self, sz): - try: - buff = self.handle.recv(sz) - except socket.error, e: - if (e.args[0] == errno.ECONNRESET and - (sys.platform == 'darwin' or sys.platform.startswith('freebsd'))): - # freebsd and Mach don't follow POSIX semantic of recv - # and fail with ECONNRESET if peer performed shutdown. - # See corresponding comment and code in TSocket::read() - # in lib/cpp/src/transport/TSocket.cpp. - self.close() - # Trigger the check to raise the END_OF_FILE exception below. - buff = '' - else: - raise - if len(buff) == 0: - raise TTransportException(type=TTransportException.END_OF_FILE, message='TSocket read 0 bytes') - return buff - - def write(self, buff): - if not self.handle: - raise TTransportException(type=TTransportException.NOT_OPEN, message='Transport not open') - sent = 0 - have = len(buff) - while sent < have: - plus = self.handle.send(buff) - if plus == 0: - raise TTransportException(type=TTransportException.END_OF_FILE, message='TSocket sent 0 bytes') - sent += plus - buff = buff[plus:] - - def flush(self): - pass - -class TServerSocket(TSocketBase, TServerTransportBase): - """Socket implementation of TServerTransport base.""" - - def __init__(self, host=None, port=9090, unix_socket=None): - self.host = host - self.port = port - self._unix_socket = unix_socket - self.handle = None - - def listen(self): - res0 = self._resolveAddr() - for res in res0: - if res[0] is socket.AF_INET6 or res is res0[-1]: - break - - # We need remove the old unix socket if the file exists and - # nobody is listening on it. - if self._unix_socket: - tmp = socket.socket(res[0], res[1]) - try: - tmp.connect(res[4]) - except socket.error, err: - eno, message = err.args - if eno == errno.ECONNREFUSED: - os.unlink(res[4]) - - self.handle = socket.socket(res[0], res[1]) - self.handle.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) - if hasattr(self.handle, 'settimeout'): - self.handle.settimeout(None) - self.handle.bind(res[4]) - self.handle.listen(128) - - def accept(self): - client, addr = self.handle.accept() - result = TSocket() - result.setHandle(client) - return result diff --git a/module/lib/thrift/transport/TTransport.py b/module/lib/thrift/transport/TTransport.py deleted file mode 100644 index 12e51a9bf..000000000 --- a/module/lib/thrift/transport/TTransport.py +++ /dev/null @@ -1,331 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -from cStringIO import StringIO -from struct import pack,unpack -from thrift.Thrift import TException - -class TTransportException(TException): - - """Custom Transport Exception class""" - - UNKNOWN = 0 - NOT_OPEN = 1 - ALREADY_OPEN = 2 - TIMED_OUT = 3 - END_OF_FILE = 4 - - def __init__(self, type=UNKNOWN, message=None): - TException.__init__(self, message) - self.type = type - -class TTransportBase: - - """Base class for Thrift transport layer.""" - - def isOpen(self): - pass - - def open(self): - pass - - def close(self): - pass - - def read(self, sz): - pass - - def readAll(self, sz): - buff = '' - have = 0 - while (have < sz): - chunk = self.read(sz-have) - have += len(chunk) - buff += chunk - - if len(chunk) == 0: - raise EOFError() - - return buff - - def write(self, buf): - pass - - def flush(self): - pass - -# This class should be thought of as an interface. -class CReadableTransport: - """base class for transports that are readable from C""" - - # TODO(dreiss): Think about changing this interface to allow us to use - # a (Python, not c) StringIO instead, because it allows - # you to write after reading. - - # NOTE: This is a classic class, so properties will NOT work - # correctly for setting. - @property - def cstringio_buf(self): - """A cStringIO buffer that contains the current chunk we are reading.""" - pass - - def cstringio_refill(self, partialread, reqlen): - """Refills cstringio_buf. - - Returns the currently used buffer (which can but need not be the same as - the old cstringio_buf). partialread is what the C code has read from the - buffer, and should be inserted into the buffer before any more reads. The - return value must be a new, not borrowed reference. Something along the - lines of self._buf should be fine. - - If reqlen bytes can't be read, throw EOFError. - """ - pass - -class TServerTransportBase: - - """Base class for Thrift server transports.""" - - def listen(self): - pass - - def accept(self): - pass - - def close(self): - pass - -class TTransportFactoryBase: - - """Base class for a Transport Factory""" - - def getTransport(self, trans): - return trans - -class TBufferedTransportFactory: - - """Factory transport that builds buffered transports""" - - def getTransport(self, trans): - buffered = TBufferedTransport(trans) - return buffered - - -class TBufferedTransport(TTransportBase,CReadableTransport): - - """Class that wraps another transport and buffers its I/O. - - The implementation uses a (configurable) fixed-size read buffer - but buffers all writes until a flush is performed. - """ - - DEFAULT_BUFFER = 4096 - - def __init__(self, trans, rbuf_size = DEFAULT_BUFFER): - self.__trans = trans - self.__wbuf = StringIO() - self.__rbuf = StringIO("") - self.__rbuf_size = rbuf_size - - def isOpen(self): - return self.__trans.isOpen() - - def open(self): - return self.__trans.open() - - def close(self): - return self.__trans.close() - - def read(self, sz): - ret = self.__rbuf.read(sz) - if len(ret) != 0: - return ret - - self.__rbuf = StringIO(self.__trans.read(max(sz, self.__rbuf_size))) - return self.__rbuf.read(sz) - - def write(self, buf): - self.__wbuf.write(buf) - - def flush(self): - out = self.__wbuf.getvalue() - # reset wbuf before write/flush to preserve state on underlying failure - self.__wbuf = StringIO() - self.__trans.write(out) - self.__trans.flush() - - # Implement the CReadableTransport interface. - @property - def cstringio_buf(self): - return self.__rbuf - - def cstringio_refill(self, partialread, reqlen): - retstring = partialread - if reqlen < self.__rbuf_size: - # try to make a read of as much as we can. - retstring += self.__trans.read(self.__rbuf_size) - - # but make sure we do read reqlen bytes. - if len(retstring) < reqlen: - retstring += self.__trans.readAll(reqlen - len(retstring)) - - self.__rbuf = StringIO(retstring) - return self.__rbuf - -class TMemoryBuffer(TTransportBase, CReadableTransport): - """Wraps a cStringIO object as a TTransport. - - NOTE: Unlike the C++ version of this class, you cannot write to it - then immediately read from it. If you want to read from a - TMemoryBuffer, you must either pass a string to the constructor. - TODO(dreiss): Make this work like the C++ version. - """ - - def __init__(self, value=None): - """value -- a value to read from for stringio - - If value is set, this will be a transport for reading, - otherwise, it is for writing""" - if value is not None: - self._buffer = StringIO(value) - else: - self._buffer = StringIO() - - def isOpen(self): - return not self._buffer.closed - - def open(self): - pass - - def close(self): - self._buffer.close() - - def read(self, sz): - return self._buffer.read(sz) - - def write(self, buf): - self._buffer.write(buf) - - def flush(self): - pass - - def getvalue(self): - return self._buffer.getvalue() - - # Implement the CReadableTransport interface. - @property - def cstringio_buf(self): - return self._buffer - - def cstringio_refill(self, partialread, reqlen): - # only one shot at reading... - raise EOFError() - -class TFramedTransportFactory: - - """Factory transport that builds framed transports""" - - def getTransport(self, trans): - framed = TFramedTransport(trans) - return framed - - -class TFramedTransport(TTransportBase, CReadableTransport): - - """Class that wraps another transport and frames its I/O when writing.""" - - def __init__(self, trans,): - self.__trans = trans - self.__rbuf = StringIO() - self.__wbuf = StringIO() - - def isOpen(self): - return self.__trans.isOpen() - - def open(self): - return self.__trans.open() - - def close(self): - return self.__trans.close() - - def read(self, sz): - ret = self.__rbuf.read(sz) - if len(ret) != 0: - return ret - - self.readFrame() - return self.__rbuf.read(sz) - - def readFrame(self): - buff = self.__trans.readAll(4) - sz, = unpack('!i', buff) - self.__rbuf = StringIO(self.__trans.readAll(sz)) - - def write(self, buf): - self.__wbuf.write(buf) - - def flush(self): - wout = self.__wbuf.getvalue() - wsz = len(wout) - # reset wbuf before write/flush to preserve state on underlying failure - self.__wbuf = StringIO() - # N.B.: Doing this string concatenation is WAY cheaper than making - # two separate calls to the underlying socket object. Socket writes in - # Python turn out to be REALLY expensive, but it seems to do a pretty - # good job of managing string buffer operations without excessive copies - buf = pack("!i", wsz) + wout - self.__trans.write(buf) - self.__trans.flush() - - # Implement the CReadableTransport interface. - @property - def cstringio_buf(self): - return self.__rbuf - - def cstringio_refill(self, prefix, reqlen): - # self.__rbuf will already be empty here because fastbinary doesn't - # ask for a refill until the previous buffer is empty. Therefore, - # we can start reading new frames immediately. - while len(prefix) < reqlen: - self.readFrame() - prefix += self.__rbuf.getvalue() - self.__rbuf = StringIO(prefix) - return self.__rbuf - - -class TFileObjectTransport(TTransportBase): - """Wraps a file-like object to make it work as a Thrift transport.""" - - def __init__(self, fileobj): - self.fileobj = fileobj - - def isOpen(self): - return True - - def close(self): - self.fileobj.close() - - def read(self, sz): - return self.fileobj.read(sz) - - def write(self, buf): - self.fileobj.write(buf) - - def flush(self): - self.fileobj.flush() diff --git a/module/lib/thrift/transport/TTwisted.py b/module/lib/thrift/transport/TTwisted.py deleted file mode 100644 index b6dcb4e0b..000000000 --- a/module/lib/thrift/transport/TTwisted.py +++ /dev/null @@ -1,219 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# -from zope.interface import implements, Interface, Attribute -from twisted.internet.protocol import Protocol, ServerFactory, ClientFactory, \ - connectionDone -from twisted.internet import defer -from twisted.protocols import basic -from twisted.python import log -from twisted.web import server, resource, http - -from thrift.transport import TTransport -from cStringIO import StringIO - - -class TMessageSenderTransport(TTransport.TTransportBase): - - def __init__(self): - self.__wbuf = StringIO() - - def write(self, buf): - self.__wbuf.write(buf) - - def flush(self): - msg = self.__wbuf.getvalue() - self.__wbuf = StringIO() - self.sendMessage(msg) - - def sendMessage(self, message): - raise NotImplementedError - - -class TCallbackTransport(TMessageSenderTransport): - - def __init__(self, func): - TMessageSenderTransport.__init__(self) - self.func = func - - def sendMessage(self, message): - self.func(message) - - -class ThriftClientProtocol(basic.Int32StringReceiver): - - MAX_LENGTH = 2 ** 31 - 1 - - def __init__(self, client_class, iprot_factory, oprot_factory=None): - self._client_class = client_class - self._iprot_factory = iprot_factory - if oprot_factory is None: - self._oprot_factory = iprot_factory - else: - self._oprot_factory = oprot_factory - - self.recv_map = {} - self.started = defer.Deferred() - - def dispatch(self, msg): - self.sendString(msg) - - def connectionMade(self): - tmo = TCallbackTransport(self.dispatch) - self.client = self._client_class(tmo, self._oprot_factory) - self.started.callback(self.client) - - def connectionLost(self, reason=connectionDone): - for k,v in self.client._reqs.iteritems(): - tex = TTransport.TTransportException( - type=TTransport.TTransportException.END_OF_FILE, - message='Connection closed') - v.errback(tex) - - def stringReceived(self, frame): - tr = TTransport.TMemoryBuffer(frame) - iprot = self._iprot_factory.getProtocol(tr) - (fname, mtype, rseqid) = iprot.readMessageBegin() - - try: - method = self.recv_map[fname] - except KeyError: - method = getattr(self.client, 'recv_' + fname) - self.recv_map[fname] = method - - method(iprot, mtype, rseqid) - - -class ThriftServerProtocol(basic.Int32StringReceiver): - - MAX_LENGTH = 2 ** 31 - 1 - - def dispatch(self, msg): - self.sendString(msg) - - def processError(self, error): - self.transport.loseConnection() - - def processOk(self, _, tmo): - msg = tmo.getvalue() - - if len(msg) > 0: - self.dispatch(msg) - - def stringReceived(self, frame): - tmi = TTransport.TMemoryBuffer(frame) - tmo = TTransport.TMemoryBuffer() - - iprot = self.factory.iprot_factory.getProtocol(tmi) - oprot = self.factory.oprot_factory.getProtocol(tmo) - - d = self.factory.processor.process(iprot, oprot) - d.addCallbacks(self.processOk, self.processError, - callbackArgs=(tmo,)) - - -class IThriftServerFactory(Interface): - - processor = Attribute("Thrift processor") - - iprot_factory = Attribute("Input protocol factory") - - oprot_factory = Attribute("Output protocol factory") - - -class IThriftClientFactory(Interface): - - client_class = Attribute("Thrift client class") - - iprot_factory = Attribute("Input protocol factory") - - oprot_factory = Attribute("Output protocol factory") - - -class ThriftServerFactory(ServerFactory): - - implements(IThriftServerFactory) - - protocol = ThriftServerProtocol - - def __init__(self, processor, iprot_factory, oprot_factory=None): - self.processor = processor - self.iprot_factory = iprot_factory - if oprot_factory is None: - self.oprot_factory = iprot_factory - else: - self.oprot_factory = oprot_factory - - -class ThriftClientFactory(ClientFactory): - - implements(IThriftClientFactory) - - protocol = ThriftClientProtocol - - def __init__(self, client_class, iprot_factory, oprot_factory=None): - self.client_class = client_class - self.iprot_factory = iprot_factory - if oprot_factory is None: - self.oprot_factory = iprot_factory - else: - self.oprot_factory = oprot_factory - - def buildProtocol(self, addr): - p = self.protocol(self.client_class, self.iprot_factory, - self.oprot_factory) - p.factory = self - return p - - -class ThriftResource(resource.Resource): - - allowedMethods = ('POST',) - - def __init__(self, processor, inputProtocolFactory, - outputProtocolFactory=None): - resource.Resource.__init__(self) - self.inputProtocolFactory = inputProtocolFactory - if outputProtocolFactory is None: - self.outputProtocolFactory = inputProtocolFactory - else: - self.outputProtocolFactory = outputProtocolFactory - self.processor = processor - - def getChild(self, path, request): - return self - - def _cbProcess(self, _, request, tmo): - msg = tmo.getvalue() - request.setResponseCode(http.OK) - request.setHeader("content-type", "application/x-thrift") - request.write(msg) - request.finish() - - def render_POST(self, request): - request.content.seek(0, 0) - data = request.content.read() - tmi = TTransport.TMemoryBuffer(data) - tmo = TTransport.TMemoryBuffer() - - iprot = self.inputProtocolFactory.getProtocol(tmi) - oprot = self.outputProtocolFactory.getProtocol(tmo) - - d = self.processor.process(iprot, oprot) - d.addCallback(self._cbProcess, request, tmo) - return server.NOT_DONE_YET diff --git a/module/lib/thrift/transport/TZlibTransport.py b/module/lib/thrift/transport/TZlibTransport.py deleted file mode 100644 index 784d4e1e0..000000000 --- a/module/lib/thrift/transport/TZlibTransport.py +++ /dev/null @@ -1,261 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# -''' -TZlibTransport provides a compressed transport and transport factory -class, using the python standard library zlib module to implement -data compression. -''' - -from __future__ import division -import zlib -from cStringIO import StringIO -from TTransport import TTransportBase, CReadableTransport - -class TZlibTransportFactory(object): - ''' - Factory transport that builds zlib compressed transports. - - This factory caches the last single client/transport that it was passed - and returns the same TZlibTransport object that was created. - - This caching means the TServer class will get the _same_ transport - object for both input and output transports from this factory. - (For non-threaded scenarios only, since the cache only holds one object) - - The purpose of this caching is to allocate only one TZlibTransport where - only one is really needed (since it must have separate read/write buffers), - and makes the statistics from getCompSavings() and getCompRatio() - easier to understand. - ''' - - # class scoped cache of last transport given and zlibtransport returned - _last_trans = None - _last_z = None - - def getTransport(self, trans, compresslevel=9): - '''Wrap a transport , trans, with the TZlibTransport - compressed transport class, returning a new - transport to the caller. - - @param compresslevel: The zlib compression level, ranging - from 0 (no compression) to 9 (best compression). Defaults to 9. - @type compresslevel: int - - This method returns a TZlibTransport which wraps the - passed C{trans} TTransport derived instance. - ''' - if trans == self._last_trans: - return self._last_z - ztrans = TZlibTransport(trans, compresslevel) - self._last_trans = trans - self._last_z = ztrans - return ztrans - - -class TZlibTransport(TTransportBase, CReadableTransport): - ''' - Class that wraps a transport with zlib, compressing writes - and decompresses reads, using the python standard - library zlib module. - ''' - - # Read buffer size for the python fastbinary C extension, - # the TBinaryProtocolAccelerated class. - DEFAULT_BUFFSIZE = 4096 - - def __init__(self, trans, compresslevel=9): - ''' - Create a new TZlibTransport, wrapping C{trans}, another - TTransport derived object. - - @param trans: A thrift transport object, i.e. a TSocket() object. - @type trans: TTransport - @param compresslevel: The zlib compression level, ranging - from 0 (no compression) to 9 (best compression). Default is 9. - @type compresslevel: int - ''' - self.__trans = trans - self.compresslevel = compresslevel - self.__rbuf = StringIO() - self.__wbuf = StringIO() - self._init_zlib() - self._init_stats() - - def _reinit_buffers(self): - ''' - Internal method to initialize/reset the internal StringIO objects - for read and write buffers. - ''' - self.__rbuf = StringIO() - self.__wbuf = StringIO() - - def _init_stats(self): - ''' - Internal method to reset the internal statistics counters - for compression ratios and bandwidth savings. - ''' - self.bytes_in = 0 - self.bytes_out = 0 - self.bytes_in_comp = 0 - self.bytes_out_comp = 0 - - def _init_zlib(self): - ''' - Internal method for setting up the zlib compression and - decompression objects. - ''' - self._zcomp_read = zlib.decompressobj() - self._zcomp_write = zlib.compressobj(self.compresslevel) - - def getCompRatio(self): - ''' - Get the current measured compression ratios (in,out) from - this transport. - - Returns a tuple of: - (inbound_compression_ratio, outbound_compression_ratio) - - The compression ratios are computed as: - compressed / uncompressed - - E.g., data that compresses by 10x will have a ratio of: 0.10 - and data that compresses to half of ts original size will - have a ratio of 0.5 - - None is returned if no bytes have yet been processed in - a particular direction. - ''' - r_percent, w_percent = (None, None) - if self.bytes_in > 0: - r_percent = self.bytes_in_comp / self.bytes_in - if self.bytes_out > 0: - w_percent = self.bytes_out_comp / self.bytes_out - return (r_percent, w_percent) - - def getCompSavings(self): - ''' - Get the current count of saved bytes due to data - compression. - - Returns a tuple of: - (inbound_saved_bytes, outbound_saved_bytes) - - Note: if compression is actually expanding your - data (only likely with very tiny thrift objects), then - the values returned will be negative. - ''' - r_saved = self.bytes_in - self.bytes_in_comp - w_saved = self.bytes_out - self.bytes_out_comp - return (r_saved, w_saved) - - def isOpen(self): - '''Return the underlying transport's open status''' - return self.__trans.isOpen() - - def open(self): - """Open the underlying transport""" - self._init_stats() - return self.__trans.open() - - def listen(self): - '''Invoke the underlying transport's listen() method''' - self.__trans.listen() - - def accept(self): - '''Accept connections on the underlying transport''' - return self.__trans.accept() - - def close(self): - '''Close the underlying transport,''' - self._reinit_buffers() - self._init_zlib() - return self.__trans.close() - - def read(self, sz): - ''' - Read up to sz bytes from the decompressed bytes buffer, and - read from the underlying transport if the decompression - buffer is empty. - ''' - ret = self.__rbuf.read(sz) - if len(ret) > 0: - return ret - # keep reading from transport until something comes back - while True: - if self.readComp(sz): - break - ret = self.__rbuf.read(sz) - return ret - - def readComp(self, sz): - ''' - Read compressed data from the underlying transport, then - decompress it and append it to the internal StringIO read buffer - ''' - zbuf = self.__trans.read(sz) - zbuf = self._zcomp_read.unconsumed_tail + zbuf - buf = self._zcomp_read.decompress(zbuf) - self.bytes_in += len(zbuf) - self.bytes_in_comp += len(buf) - old = self.__rbuf.read() - self.__rbuf = StringIO(old + buf) - if len(old) + len(buf) == 0: - return False - return True - - def write(self, buf): - ''' - Write some bytes, putting them into the internal write - buffer for eventual compression. - ''' - self.__wbuf.write(buf) - - def flush(self): - ''' - Flush any queued up data in the write buffer and ensure the - compression buffer is flushed out to the underlying transport - ''' - wout = self.__wbuf.getvalue() - if len(wout) > 0: - zbuf = self._zcomp_write.compress(wout) - self.bytes_out += len(wout) - self.bytes_out_comp += len(zbuf) - else: - zbuf = '' - ztail = self._zcomp_write.flush(zlib.Z_SYNC_FLUSH) - self.bytes_out_comp += len(ztail) - if (len(zbuf) + len(ztail)) > 0: - self.__wbuf = StringIO() - self.__trans.write(zbuf + ztail) - self.__trans.flush() - - @property - def cstringio_buf(self): - '''Implement the CReadableTransport interface''' - return self.__rbuf - - def cstringio_refill(self, partialread, reqlen): - '''Implement the CReadableTransport interface for refill''' - retstring = partialread - if reqlen < self.DEFAULT_BUFFSIZE: - retstring += self.read(self.DEFAULT_BUFFSIZE) - while len(retstring) < reqlen: - retstring += self.read(reqlen - len(retstring)) - self.__rbuf = StringIO(retstring) - return self.__rbuf diff --git a/module/lib/thrift/transport/__init__.py b/module/lib/thrift/transport/__init__.py deleted file mode 100644 index 46e54fe6b..000000000 --- a/module/lib/thrift/transport/__init__.py +++ /dev/null @@ -1,20 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# 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. -# - -__all__ = ['TTransport', 'TSocket', 'THttpClient','TZlibTransport'] |