agencycommresult with clientids

arangod/Agency/AgencyComm.cpp

@@ -224,7 +224,7 @@ void AgencyWriteTransaction::toVelocyPack(VPackBuilder& builder) const {
     VPackObjectBuilder guard3(&builder);
   }
     
-  builder.add(VPackValue(transactionId)); // Transactions  
+  builder.add(VPackValue(clientId)); // Transactions  
 }
 
 bool AgencyWriteTransaction::validate(AgencyCommResult const& result) const {
@@ -283,7 +283,7 @@ void AgencyGeneralTransaction::toVelocyPack(VPackBuilder& builder) const {
     } else {
       std::get<0>(operation).toGeneralBuilder(builder);
       std::get<1>(operation).toGeneralBuilder(builder);
-      builder.add(VPackValue(transactionId));
+      builder.add(VPackValue(clientId));
     }
   }
 }
@@ -328,18 +328,23 @@ AgencyCommResult::AgencyCommResult()
       _body(),
       _values(),
       _statusCode(0),
-      _connected(false) {}
+      _connected(false),
+      _clientId("") {}
 
-AgencyCommResult::AgencyCommResult(int code, std::string const& message)
+AgencyCommResult::AgencyCommResult(
+  int code, std::string const& message, std::string const& clientId) 
     : _location(),
       _message(message),
       _body(),
       _values(),
       _statusCode(code),
-      _connected(false) {}
+      _connected(false),
+    _clientId(clientId) {}
 
 bool AgencyCommResult::connected() const { return _connected; }
 
+std::string AgencyCommResult::clientId() const { return _clientId; }
+
 int AgencyCommResult::httpCode() const { return _statusCode; }
 
 int AgencyCommResult::errorCode() const {

arangod/Agency/AgencyComm.h

@@ -218,7 +218,9 @@ class AgencyOperation {
 class AgencyCommResult {
  public:
   AgencyCommResult();
-  AgencyCommResult(int code, std::string const& message);
+  AgencyCommResult(int code, std::string const& message,
+                   std::string const& transactionId = std::string());
+
   ~AgencyCommResult() = default;
 
  public:
@@ -230,6 +232,8 @@ class AgencyCommResult {
 
   int errorCode() const;
 
+  std::string clientId() const;
+
   std::string errorMessage() const;
 
   std::string errorDetails() const;
@@ -256,6 +260,8 @@ class AgencyCommResult {
 
  private:
   std::shared_ptr<velocypack::Builder> _vpack;
+
+  std::string _clientId;
 };
 
 // -----------------------------------------------------------------------------
@@ -272,7 +278,8 @@ public:
   virtual std::string toJson() const = 0;
   virtual void toVelocyPack(arangodb::velocypack::Builder&) const = 0;
   virtual std::string const& path() const = 0;
-
+  virtual std::string getClientId() const = 0;
+  
   virtual bool validate(AgencyCommResult const& result) const = 0;
   
 };
@@ -285,14 +292,14 @@ struct AgencyGeneralTransaction : public AgencyTransaction {
 
   explicit AgencyGeneralTransaction(
     std::pair<AgencyOperation,AgencyPrecondition> const& operation) :
-    transactionId(to_string(boost::uuids::random_generator()())) {
+    clientId(to_string(boost::uuids::random_generator()())) {
     operations.push_back(operation);
   }
   
   explicit AgencyGeneralTransaction(
     std::vector<std::pair<AgencyOperation,AgencyPrecondition>> const& _opers) :
     operations(_opers),
-    transactionId(to_string(boost::uuids::random_generator()())) {}
+    clientId(to_string(boost::uuids::random_generator()())) {}
   
   AgencyGeneralTransaction() = default;
   
@@ -305,12 +312,16 @@ struct AgencyGeneralTransaction : public AgencyTransaction {
 
   void push_back(std::pair<AgencyOperation,AgencyPrecondition> const&);
 
-  inline std::string const& path() const override final {
+  inline virtual std::string const& path() const override final {
     return AgencyTransaction::TypeUrl[2];
   }
 
+  inline virtual std::string getClientId() const override final {
+    return clientId;
+  }
+  
   virtual bool validate(AgencyCommResult const& result) const override final;
-  std::string transactionId;
+  std::string clientId;
 
 };
 
@@ -323,24 +334,24 @@ struct AgencyWriteTransaction : public AgencyTransaction {
 public:
   
   explicit AgencyWriteTransaction(AgencyOperation const& operation) :
-    transactionId(to_string(boost::uuids::random_generator()())) {
+    clientId(to_string(boost::uuids::random_generator()())) {
     operations.push_back(operation);
   }
   
   explicit AgencyWriteTransaction (std::vector<AgencyOperation> const& _opers) :
     operations(_opers),
-    transactionId(to_string(boost::uuids::random_generator()())) {}
+    clientId(to_string(boost::uuids::random_generator()())) {}
   
   AgencyWriteTransaction(AgencyOperation const& operation,
                          AgencyPrecondition const& precondition) :
-    transactionId(to_string(boost::uuids::random_generator()())) {
+    clientId(to_string(boost::uuids::random_generator()())) {
     operations.push_back(operation);
     preconditions.push_back(precondition);
   }
   
   AgencyWriteTransaction(std::vector<AgencyOperation> const& _operations,
                          AgencyPrecondition const& precondition) :
-    transactionId(to_string(boost::uuids::random_generator()())) {
+    clientId(to_string(boost::uuids::random_generator()())) {
     for (auto const& op : _operations) {
       operations.push_back(op);
     }
@@ -349,7 +360,7 @@ public:
 
   AgencyWriteTransaction(std::vector<AgencyOperation> const& opers,
                          std::vector<AgencyPrecondition> const& precs) :
-    transactionId(to_string(boost::uuids::random_generator()())) {
+    clientId(to_string(boost::uuids::random_generator()())) {
     for (auto const& op : opers) {
       operations.push_back(op);
     }
@@ -365,15 +376,19 @@ public:
 
   std::string toJson() const override final;
 
-  inline std::string const& path() const override final {
+  inline virtual std::string const& path() const override final {
     return AgencyTransaction::TypeUrl[1];
   }
 
+  inline virtual std::string getClientId() const override final {
+    return clientId;
+  }
+  
   virtual bool validate(AgencyCommResult const& result) const override final;
 
   std::vector<AgencyPrecondition> preconditions;
   std::vector<AgencyOperation> operations;
-  std::string transactionId;
+  std::string clientId;
 };
 
 // -----------------------------------------------------------------------------
@@ -427,6 +442,10 @@ public:
     return AgencyTransaction::TypeUrl[3];
   }
 
+  inline virtual std::string getClientId() const override final {
+    return std::string();
+  }
+  
   virtual bool validate(AgencyCommResult const& result) const override final;
 
   std::vector<AgencyPrecondition> preconditions;
@@ -454,10 +473,14 @@ public:
 
   std::string toJson() const override final;
 
-  inline std::string const& path() const override final {
+  inline virtual std::string const& path() const override final {
     return AgencyTransaction::TypeUrl[0];
   }
 
+  inline virtual std::string getClientId() const override final {
+    return std::string();
+  }
+  
   virtual bool validate(AgencyCommResult const& result) const override final;
 
   std::vector<std::string> keys;

arangod/Agency/Agent.cpp

@@ -810,7 +810,6 @@ void Agent::run() {
 
     } else {
       _appendCV.wait(1000000);
-      updateConfiguration();
     }
 
   }
@@ -910,9 +909,9 @@ void Agent::detectActiveAgentFailures() {
           system_clock::now() - lastAcked.at(id)).count();
         if (ds > 180.0) {
           std::string repl = _config.nextAgentInLine();
-          LOG_TOPIC(DEBUG, Logger::AGENCY) << "Active agent " << id << " has failed. << "
-                    << repl << " will be promoted to active agency membership";
-          // Guarded in ::
+          LOG_TOPIC(DEBUG, Logger::AGENCY)
+            << "Active agent " << id << " has failed. << " << repl
+            << " will be promoted to active agency membership";
           _activator = std::make_unique<AgentActivator>(this, id, repl);
           _activator->start();
           return;
@@ -923,13 +922,6 @@ void Agent::detectActiveAgentFailures() {
 }
 
 
-void Agent::updateConfiguration() {
-
-  // First ask last know leader
-
-}
-
-
 /// Orderly shutdown
 void Agent::beginShutdown() {
   Thread::beginShutdown();

arangod/Agency/Agent.h

@@ -223,9 +223,6 @@ class Agent : public arangodb::Thread {
   /// @brief persist agency configuration in RAFT
   void persistConfiguration(term_t t);
 
-  /// @brief Update my configuration as passive agent
-  void updateConfiguration();
-  
   /// @brief Find out, if we've had acknowledged RPCs recent enough
   bool challengeLeadership();