Heartbeat + protocol buffer on its way

Header.proto

+package castor;
+
+message HeartBeat {
+ required int64 bytesMoved = 1;
+}

Heartbeat.proto

+package castor;
+
+message HeartBeat {
+ required int64 bytesMoved = 1;
+}

castor/CMakeLists.txt

@@ -25,6 +25,7 @@ cmake_minimum_required (VERSION 2.6)
 if (${COMPILE_SERVER} STREQUAL "1")
   add_subdirectory (db)
   add_subdirectory (gc)
+  add_subdirectory (messages)
   add_subdirectory (rh)
   add_subdirectory (job)
   add_subdirectory (legacymsg)

castor/io/ZMQReactor.hpp

@@ -73,6 +73,8 @@ public:
    * @param timeout Timeout in milliseconds.
    */
   void handleEvents(const int timeout);
+  
+  zmq::context_t& getContext()const {return m_context;}
 private:
     /**
    * Allocates and builds the array of file descriptors to be passed to poll().

castor/messages/CMakeLists.txt

+add_library(castorMessages 
+  Header.pb.cc
+  Heartbeat.pb.cc
+)
+
+target_link_libraries(castorMessages protobuf)
\ No newline at end of file

castor/messages/Constants.hpp

+/******************************************************************************
+ *                      Constants.hpp
+ *
+ * This file is part of the Castor project.
+ * See http://castor.web.cern.ch/castor
+ *
+ * Copyright (C) 2003  CERN
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * 
+ *
+ * @author Castor Dev team, castor-dev@cern.ch
+ *****************************************************************************/
+
+namespace castor {
+  namespace messages{
+    struct protocolType{
+      enum {
+        Tape
+      };
+    };
+    struct reqType{
+      enum {
+        Heartbeat
+      };
+    };
+  }
+}
\ No newline at end of file

castor/messages/Header.pb.cc

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+
+#define INTERNAL_SUPPRESS_PROTOBUF_FIELD_DEPRECATION
+#include "Header.pb.h"
+#include <google/protobuf/stubs/once.h>
+#include <google/protobuf/io/coded_stream.h>
+#include <google/protobuf/wire_format_lite_inl.h>
+#include <google/protobuf/descriptor.h>
+#include <google/protobuf/reflection_ops.h>
+#include <google/protobuf/wire_format.h>
+// @@protoc_insertion_point(includes)
+
+namespace castor {
+namespace messages {
+
+namespace {
+
+const ::google::protobuf::Descriptor* Header_descriptor_ = NULL;
+const ::google::protobuf::internal::GeneratedMessageReflection*
+  Header_reflection_ = NULL;
+
+}  // namespace
+
+
+void protobuf_AssignDesc_Header_2eproto() {
+  protobuf_AddDesc_Header_2eproto();
+  const ::google::protobuf::FileDescriptor* file =
+    ::google::protobuf::DescriptorPool::generated_pool()->FindFileByName(
+      "Header.proto");
+  GOOGLE_CHECK(file != NULL);
+  Header_descriptor_ = file->message_type(0);
+  static const int Header_offsets_[8] = {
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, magic_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, protocoltype_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, protocolversion_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, reqtype_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, bodyhashtype_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, bodyhashvalue_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, bodysignaturetype_),
+    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, bodysignature_),
+  };
+  Header_reflection_ =
+    new ::google::protobuf::internal::GeneratedMessageReflection(
+      Header_descriptor_,
+      Header::default_instance_,
+      Header_offsets_,
+      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, _has_bits_[0]),
+      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(Header, _unknown_fields_),
+      -1,
+      ::google::protobuf::DescriptorPool::generated_pool(),
+      ::google::protobuf::MessageFactory::generated_factory(),
+      sizeof(Header));
+}
+
+namespace {
+
+GOOGLE_PROTOBUF_DECLARE_ONCE(protobuf_AssignDescriptors_once_);
+inline void protobuf_AssignDescriptorsOnce() {
+  ::google::protobuf::GoogleOnceInit(&protobuf_AssignDescriptors_once_,
+                 &protobuf_AssignDesc_Header_2eproto);
+}
+
+void protobuf_RegisterTypes(const ::std::string&) {
+  protobuf_AssignDescriptorsOnce();
+  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
+    Header_descriptor_, &Header::default_instance());
+}
+
+}  // namespace
+
+void protobuf_ShutdownFile_Header_2eproto() {
+  delete Header::default_instance_;
+  delete Header_reflection_;
+}
+
+void protobuf_AddDesc_Header_2eproto() {
+  static bool already_here = false;
+  if (already_here) return;
+  already_here = true;
+  GOOGLE_PROTOBUF_VERIFY_VERSION;
+
+  ::google::protobuf::DescriptorPool::InternalAddGeneratedFile(
+    "\n\014Header.proto\022\017castor.messages\"\266\001\n\006Head"
+    "er\022\r\n\005magic\030\001 \002(\r\022\024\n\014protocolType\030\002 \002(\r\022"
+    "\027\n\017protocolVersion\030\003 \002(\r\022\017\n\007reqType\030\004 \002("
+    "\r\022\024\n\014bodyHashType\030\005 \002(\t\022\025\n\rbodyHashValue"
+    "\030\006 \002(\t\022\031\n\021bodySignatureType\030\007 \002(\t\022\025\n\rbod"
+    "ySignature\030\010 \002(\t", 216);
+  ::google::protobuf::MessageFactory::InternalRegisterGeneratedFile(
+    "Header.proto", &protobuf_RegisterTypes);
+  Header::default_instance_ = new Header();
+  Header::default_instance_->InitAsDefaultInstance();
+  ::google::protobuf::internal::OnShutdown(&protobuf_ShutdownFile_Header_2eproto);
+}
+
+// Force AddDescriptors() to be called at static initialization time.
+struct StaticDescriptorInitializer_Header_2eproto {
+  StaticDescriptorInitializer_Header_2eproto() {
+    protobuf_AddDesc_Header_2eproto();
+  }
+} static_descriptor_initializer_Header_2eproto_;
+
+
+// ===================================================================
+
+const ::std::string Header::_default_bodyhashtype_;
+const ::std::string Header::_default_bodyhashvalue_;
+const ::std::string Header::_default_bodysignaturetype_;
+const ::std::string Header::_default_bodysignature_;
+#ifndef _MSC_VER
+const int Header::kMagicFieldNumber;
+const int Header::kProtocolTypeFieldNumber;
+const int Header::kProtocolVersionFieldNumber;
+const int Header::kReqTypeFieldNumber;
+const int Header::kBodyHashTypeFieldNumber;
+const int Header::kBodyHashValueFieldNumber;
+const int Header::kBodySignatureTypeFieldNumber;
+const int Header::kBodySignatureFieldNumber;
+#endif  // !_MSC_VER
+
+Header::Header()
+  : ::google::protobuf::Message() {
+  SharedCtor();
+}
+
+void Header::InitAsDefaultInstance() {
+}
+
+Header::Header(const Header& from)
+  : ::google::protobuf::Message() {
+  SharedCtor();
+  MergeFrom(from);
+}
+
+void Header::SharedCtor() {
+  _cached_size_ = 0;
+  magic_ = 0u;
+  protocoltype_ = 0u;
+  protocolversion_ = 0u;
+  reqtype_ = 0u;
+  bodyhashtype_ = const_cast< ::std::string*>(&_default_bodyhashtype_);
+  bodyhashvalue_ = const_cast< ::std::string*>(&_default_bodyhashvalue_);
+  bodysignaturetype_ = const_cast< ::std::string*>(&_default_bodysignaturetype_);
+  bodysignature_ = const_cast< ::std::string*>(&_default_bodysignature_);
+  ::memset(_has_bits_, 0, sizeof(_has_bits_));
+}
+
+Header::~Header() {
+  SharedDtor();
+}
+
+void Header::SharedDtor() {
+  if (bodyhashtype_ != &_default_bodyhashtype_) {
+    delete bodyhashtype_;
+  }
+  if (bodyhashvalue_ != &_default_bodyhashvalue_) {
+    delete bodyhashvalue_;
+  }
+  if (bodysignaturetype_ != &_default_bodysignaturetype_) {
+    delete bodysignaturetype_;
+  }
+  if (bodysignature_ != &_default_bodysignature_) {
+    delete bodysignature_;
+  }
+  if (this != default_instance_) {
+  }
+}
+
+void Header::SetCachedSize(int size) const {
+  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
+  _cached_size_ = size;
+  GOOGLE_SAFE_CONCURRENT_WRITES_END();
+}
+const ::google::protobuf::Descriptor* Header::descriptor() {
+  protobuf_AssignDescriptorsOnce();
+  return Header_descriptor_;
+}
+
+const Header& Header::default_instance() {
+  if (default_instance_ == NULL) protobuf_AddDesc_Header_2eproto();  return *default_instance_;
+}
+
+Header* Header::default_instance_ = NULL;
+
+Header* Header::New() const {
+  return new Header;
+}
+
+void Header::Clear() {
+  if (_has_bits_[0 / 32] & (0xffu << (0 % 32))) {
+    magic_ = 0u;
+    protocoltype_ = 0u;
+    protocolversion_ = 0u;
+    reqtype_ = 0u;
+    if (_has_bit(4)) {
+      if (bodyhashtype_ != &_default_bodyhashtype_) {
+        bodyhashtype_->clear();
+      }
+    }
+    if (_has_bit(5)) {
+      if (bodyhashvalue_ != &_default_bodyhashvalue_) {
+        bodyhashvalue_->clear();
+      }
+    }
+    if (_has_bit(6)) {
+      if (bodysignaturetype_ != &_default_bodysignaturetype_) {
+        bodysignaturetype_->clear();
+      }
+    }
+    if (_has_bit(7)) {
+      if (bodysignature_ != &_default_bodysignature_) {
+        bodysignature_->clear();
+      }
+    }
+  }
+  ::memset(_has_bits_, 0, sizeof(_has_bits_));
+  mutable_unknown_fields()->Clear();
+}
+
+bool Header::MergePartialFromCodedStream(
+    ::google::protobuf::io::CodedInputStream* input) {
+#define DO_(EXPRESSION) if (!(EXPRESSION)) return false
+  ::google::protobuf::uint32 tag;
+  while ((tag = input->ReadTag()) != 0) {
+    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
+      // required uint32 magic = 1;
+      case 1: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_VARINT) {
+          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
+                   ::google::protobuf::uint32, ::google::protobuf::internal::WireFormatLite::TYPE_UINT32>(
+                 input, &magic_)));
+          _set_bit(0);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(16)) goto parse_protocolType;
+        break;
+      }
+      
+      // required uint32 protocolType = 2;
+      case 2: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_VARINT) {
+         parse_protocolType:
+          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
+                   ::google::protobuf::uint32, ::google::protobuf::internal::WireFormatLite::TYPE_UINT32>(
+                 input, &protocoltype_)));
+          _set_bit(1);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(24)) goto parse_protocolVersion;
+        break;
+      }
+      
+      // required uint32 protocolVersion = 3;
+      case 3: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_VARINT) {
+         parse_protocolVersion:
+          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
+                   ::google::protobuf::uint32, ::google::protobuf::internal::WireFormatLite::TYPE_UINT32>(
+                 input, &protocolversion_)));
+          _set_bit(2);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(32)) goto parse_reqType;
+        break;
+      }
+      
+      // required uint32 reqType = 4;
+      case 4: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_VARINT) {
+         parse_reqType:
+          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
+                   ::google::protobuf::uint32, ::google::protobuf::internal::WireFormatLite::TYPE_UINT32>(
+                 input, &reqtype_)));
+          _set_bit(3);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(42)) goto parse_bodyHashType;
+        break;
+      }
+      
+      // required string bodyHashType = 5;
+      case 5: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED) {
+         parse_bodyHashType:
+          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
+                input, this->mutable_bodyhashtype()));
+          ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+            this->bodyhashtype().data(), this->bodyhashtype().length(),
+            ::google::protobuf::internal::WireFormat::PARSE);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(50)) goto parse_bodyHashValue;
+        break;
+      }
+      
+      // required string bodyHashValue = 6;
+      case 6: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED) {
+         parse_bodyHashValue:
+          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
+                input, this->mutable_bodyhashvalue()));
+          ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+            this->bodyhashvalue().data(), this->bodyhashvalue().length(),
+            ::google::protobuf::internal::WireFormat::PARSE);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(58)) goto parse_bodySignatureType;
+        break;
+      }
+      
+      // required string bodySignatureType = 7;
+      case 7: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED) {
+         parse_bodySignatureType:
+          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
+                input, this->mutable_bodysignaturetype()));
+          ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+            this->bodysignaturetype().data(), this->bodysignaturetype().length(),
+            ::google::protobuf::internal::WireFormat::PARSE);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectTag(66)) goto parse_bodySignature;
+        break;
+      }
+      
+      // required string bodySignature = 8;
+      case 8: {
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED) {
+         parse_bodySignature:
+          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
+                input, this->mutable_bodysignature()));
+          ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+            this->bodysignature().data(), this->bodysignature().length(),
+            ::google::protobuf::internal::WireFormat::PARSE);
+        } else {
+          goto handle_uninterpreted;
+        }
+        if (input->ExpectAtEnd()) return true;
+        break;
+      }
+      
+      default: {
+      handle_uninterpreted:
+        if (::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
+            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
+          return true;
+        }
+        DO_(::google::protobuf::internal::WireFormat::SkipField(
+              input, tag, mutable_unknown_fields()));
+        break;
+      }
+    }
+  }
+  return true;
+#undef DO_
+}
+
+void Header::SerializeWithCachedSizes(
+    ::google::protobuf::io::CodedOutputStream* output) const {
+  // required uint32 magic = 1;
+  if (_has_bit(0)) {
+    ::google::protobuf::internal::WireFormatLite::WriteUInt32(1, this->magic(), output);
+  }
+  
+  // required uint32 protocolType = 2;
+  if (_has_bit(1)) {
+    ::google::protobuf::internal::WireFormatLite::WriteUInt32(2, this->protocoltype(), output);
+  }
+  
+  // required uint32 protocolVersion = 3;
+  if (_has_bit(2)) {
+    ::google::protobuf::internal::WireFormatLite::WriteUInt32(3, this->protocolversion(), output);
+  }
+  
+  // required uint32 reqType = 4;
+  if (_has_bit(3)) {
+    ::google::protobuf::internal::WireFormatLite::WriteUInt32(4, this->reqtype(), output);
+  }
+  
+  // required string bodyHashType = 5;
+  if (_has_bit(4)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodyhashtype().data(), this->bodyhashtype().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    ::google::protobuf::internal::WireFormatLite::WriteString(
+      5, this->bodyhashtype(), output);
+  }
+  
+  // required string bodyHashValue = 6;
+  if (_has_bit(5)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodyhashvalue().data(), this->bodyhashvalue().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    ::google::protobuf::internal::WireFormatLite::WriteString(
+      6, this->bodyhashvalue(), output);
+  }
+  
+  // required string bodySignatureType = 7;
+  if (_has_bit(6)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodysignaturetype().data(), this->bodysignaturetype().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    ::google::protobuf::internal::WireFormatLite::WriteString(
+      7, this->bodysignaturetype(), output);
+  }
+  
+  // required string bodySignature = 8;
+  if (_has_bit(7)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodysignature().data(), this->bodysignature().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    ::google::protobuf::internal::WireFormatLite::WriteString(
+      8, this->bodysignature(), output);
+  }
+  
+  if (!unknown_fields().empty()) {
+    ::google::protobuf::internal::WireFormat::SerializeUnknownFields(
+        unknown_fields(), output);
+  }
+}
+
+::google::protobuf::uint8* Header::SerializeWithCachedSizesToArray(
+    ::google::protobuf::uint8* target) const {
+  // required uint32 magic = 1;
+  if (_has_bit(0)) {
+    target = ::google::protobuf::internal::WireFormatLite::WriteUInt32ToArray(1, this->magic(), target);
+  }
+  
+  // required uint32 protocolType = 2;
+  if (_has_bit(1)) {
+    target = ::google::protobuf::internal::WireFormatLite::WriteUInt32ToArray(2, this->protocoltype(), target);
+  }
+  
+  // required uint32 protocolVersion = 3;
+  if (_has_bit(2)) {
+    target = ::google::protobuf::internal::WireFormatLite::WriteUInt32ToArray(3, this->protocolversion(), target);
+  }
+  
+  // required uint32 reqType = 4;
+  if (_has_bit(3)) {
+    target = ::google::protobuf::internal::WireFormatLite::WriteUInt32ToArray(4, this->reqtype(), target);
+  }
+  
+  // required string bodyHashType = 5;
+  if (_has_bit(4)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodyhashtype().data(), this->bodyhashtype().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    target =
+      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
+        5, this->bodyhashtype(), target);
+  }
+  
+  // required string bodyHashValue = 6;
+  if (_has_bit(5)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodyhashvalue().data(), this->bodyhashvalue().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    target =
+      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
+        6, this->bodyhashvalue(), target);
+  }
+  
+  // required string bodySignatureType = 7;
+  if (_has_bit(6)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodysignaturetype().data(), this->bodysignaturetype().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    target =
+      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
+        7, this->bodysignaturetype(), target);
+  }
+  
+  // required string bodySignature = 8;
+  if (_has_bit(7)) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8String(
+      this->bodysignature().data(), this->bodysignature().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE);
+    target =
+      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
+        8, this->bodysignature(), target);
+  }
+  
+  if (!unknown_fields().empty()) {
+    target = ::google::protobuf::internal::WireFormat::SerializeUnknownFieldsToArray(
+        unknown_fields(), target);
+  }
+  return target;
+}
+
+int Header::ByteSize() const {
+  int total_size = 0;
+  
+  if (_has_bits_[0 / 32] & (0xffu << (0 % 32))) {
+    // required uint32 magic = 1;
+    if (has_magic()) {
+      total_size += 1 +
+        ::google::protobuf::internal::WireFormatLite::UInt32Size(
+          this->magic());
+    }
+    
+    // required uint32 protocolType = 2;
+    if (has_protocoltype()) {
+      total_size += 1 +
+        ::google::protobuf::internal::WireFormatLite::UInt32Size(
+          this->protocoltype());
+    }
+