How to use VoteResponse method of Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent class

Best Coyote code snippet using Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent.VoteResponse

Server.cs

Source:Server.cs

...89        [DeferEvents(typeof(WildCardEvent))]90        private class Init : State { }91        [OnEntry(nameof(BecomeFollower))]92        [OnEventDoAction(typeof(VoteRequestEvent), nameof(VoteRequest))]93        [OnEventDoAction(typeof(VoteResponseEvent), nameof(VoteResponse))]94        [OnEventDoAction(typeof(AppendLogEntriesRequestEvent), nameof(AppendLogEntriesRequest))]95        [OnEventDoAction(typeof(AppendLogEntriesResponseEvent), nameof(AppendLogEntriesResponse))]96        [OnEventDoAction(typeof(TimerElapsedEvent), nameof(HandleTimeout))]97        [IgnoreEvents(typeof(ClientRequestEvent), typeof(ClientResponseEvent))]98        private class Follower : State { }99        [OnEntry(nameof(BecomeCandidate))]100        [OnEventDoAction(typeof(VoteRequestEvent), nameof(VoteRequest))]101        [OnEventDoAction(typeof(VoteResponseEvent), nameof(VoteResponse))]102        [OnEventDoAction(typeof(AppendLogEntriesRequestEvent), nameof(AppendLogEntriesRequest))]103        [OnEventDoAction(typeof(AppendLogEntriesResponseEvent), nameof(AppendLogEntriesResponse))]104        [OnEventDoAction(typeof(TimerElapsedEvent), nameof(HandleTimeout))]105        [IgnoreEvents(typeof(ClientRequestEvent), typeof(ClientResponseEvent))]106        private class Candidate : State { }107        [OnEntry(nameof(BecomeLeader))]108        [OnEventDoAction(typeof(ClientRequestEvent), nameof(HandleClientRequest))]109        [OnEventDoAction(typeof(VoteRequestEvent), nameof(VoteRequest))]110        [OnEventDoAction(typeof(VoteResponseEvent), nameof(VoteResponse))]111        [OnEventDoAction(typeof(AppendLogEntriesRequestEvent), nameof(AppendLogEntriesRequest))]112        [OnEventDoAction(typeof(AppendLogEntriesResponseEvent), nameof(AppendLogEntriesResponse))]113        [IgnoreEvents(typeof(TimerElapsedEvent), typeof(ClientResponseEvent))]114        private class Leader : State { }115        /// <summary>116        /// Asynchronous callback that is invoked when the server is initialized.117        /// </summary>>118        protected override Task OnInitializeAsync(Event initialEvent)119        {120            var setupEvent = initialEvent as SetupServerEvent;121            this.Manager = setupEvent.ServerManager;122            this.ClusterManager = setupEvent.ClusterManager;123            this.CurrentTerm = 0;124            this.CommitIndex = 0;125            this.LastApplied = 0;126            this.VotedFor = string.Empty;127            this.Logs = new List<Log>();128            this.NextIndex = new Dictionary<string, int>();129            this.MatchIndex = new Dictionary<string, int>();130            this.HandledClientRequests = new HashSet<string>();131            return Task.CompletedTask;132        }133        private void StartTimer()134        {135            if (this.LeaderElectionTimer is null)136            {137                // Start a periodic leader election timer.138                this.LeaderElectionTimer = this.StartPeriodicTimer(this.Manager.LeaderElectionDueTime,139                    this.Manager.LeaderElectionPeriod);140            }141        }142        /// <summary>143        /// Asynchronous callback that initializes the server upon144        /// transition to a new role.145        /// </summary>146        private void BecomeFollower()147        {148            this.StartTimer();149            this.VotesReceived = 0;150        }151        private void BecomeCandidate()152        {153            this.StartTimer();154            this.CurrentTerm++;155            this.VotedFor = this.Manager.ServerId;156            this.VotesReceived = 1;157            var lastLogIndex = this.Logs.Count;158            var lastLogTerm = lastLogIndex > 0 ? this.Logs[lastLogIndex - 1].Term : 0;159            this.SendEvent(this.ClusterManager, new VoteRequestEvent(this.CurrentTerm, this.Manager.ServerId, lastLogIndex, lastLogTerm));160            this.Logger.WriteLine($"<VoteRequest> {this.Manager.ServerId} sent vote request " +161                $"(term={this.CurrentTerm}, lastLogIndex={lastLogIndex}, lastLogTerm={lastLogTerm}).");162        }163        private void BecomeLeader()164        {165            this.Manager.NotifyElectedLeader(this.CurrentTerm);166            var logIndex = this.Logs.Count;167            var logTerm = logIndex > 0 ? this.Logs[logIndex - 1].Term : 0;168            this.NextIndex.Clear();169            this.MatchIndex.Clear();170            foreach (var serverId in this.Manager.RemoteServerIds)171            {172                this.NextIndex.Add(serverId, logIndex + 1);173                this.MatchIndex.Add(serverId, 0);174            }175            foreach (var serverId in this.Manager.RemoteServerIds)176            {177                this.SendEvent(this.ClusterManager, new AppendLogEntriesRequestEvent(serverId, this.Manager.ServerId, this.CurrentTerm, logIndex,178                    logTerm, new List<Log>(), this.CommitIndex, string.Empty));179                this.Logger.WriteLine($"<AppendLogEntriesRequest> {this.Manager.ServerId} new leader sent append " +180                    $"entries request to {serverId} (term={this.CurrentTerm}, " +181                    $"prevLogIndex={logIndex}, prevLogTerm={logTerm}, " +182                    $"#entries=0, leaderCommit={this.CommitIndex})");183            }184        }185        /// <summary>186        /// Handle the received <see cref="VoteRequestEvent"/> by voting based187        /// on the current role of the Raft server.188        /// </summary>189        private void VoteRequest(Event e)190        {191            var request = e as VoteRequestEvent;192            this.Logger.WriteLine($"<VoteRequest> {this.Manager.ServerId} received vote request from " +193                $"{request.CandidateId} (term={request.Term}, lastLogIndex={request.LastLogIndex}, " +194                $"lastLogTerm={request.LastLogTerm}).");195            if (request.Term > this.CurrentTerm)196            {197                this.CurrentTerm = request.Term;198                this.VotedFor = string.Empty;199                if (this.CurrentState == typeof(Candidate) || this.CurrentState == typeof(Leader))200                {201                    if (this.CurrentState == typeof(Leader))202                    {203                        this.Logger.WriteLine($"<Leader> {this.Manager.ServerId} is relinquishing leadership because VoteRequest term is {request.Term}");204                    }205                    this.RaiseGotoStateEvent<Follower>();206                }207            }208            var lastLogIndex = this.Logs.Count;209            var lastLogTerm = lastLogIndex > 0 ? this.Logs[lastLogIndex - 1].Term : 0;210            bool voteGranted = false;211            if ((this.VotedFor.Length == 0 || this.VotedFor == request.CandidateId) &&212                request.Term >= this.CurrentTerm && lastLogIndex <= request.LastLogIndex &&213                lastLogTerm <= request.LastLogTerm)214            {215                this.VotedFor = request.CandidateId;216                voteGranted = true;217            }218            this.SendEvent(this.ClusterManager, new VoteResponseEvent(request.CandidateId, this.CurrentTerm, voteGranted));219            this.Logger.WriteLine($"<VoteResponse> {this.Manager.ServerId} sent vote response " +220                $"(term={this.CurrentTerm}, log={this.Logs.Count}, vote={voteGranted}).");221        }222        /// <summary>223        /// Handle the received <see cref="VoteResponseEvent"/> based on the current role224        /// of the Raft server. If the server is in the <see cref="Candidate"/> role, and225        /// receives a vote majority, then it is elected as leader.226        /// </summary>227        private void VoteResponse(Event e)228        {229            var response = e as VoteResponseEvent;230            this.Logger.WriteLine($"<VoteResponse> {this.Manager.ServerId} received vote response " +231                $"(term={response.Term}, vote-granted={response.VoteGranted}).");232            if (response.Term > this.CurrentTerm)233            {234                this.CurrentTerm = response.Term;235                this.VotedFor = string.Empty;236                if (this.CurrentState == typeof(Candidate) || this.CurrentState == typeof(Leader))237                {238                    if (this.CurrentState == typeof(Leader))239                    {240                        this.Logger.WriteLine($"<Leader> {this.Manager.ServerId} is relinquishing leadership because VoteResponseEvent term is {response.Term}");241                    }242                    this.RaiseGotoStateEvent<Follower>();243                }244            }245            else if (this.CurrentState == typeof(Candidate) &&246                response.Term == this.CurrentTerm && response.VoteGranted)247            {248                this.VotesReceived++;249                if (this.VotesReceived >= (this.Manager.NumServers / 2) + 1)250                {251                    // A new leader is elected.252                    this.Logger.WriteLine($"<LeaderElection> {this.Manager.ServerId} was elected leader " +253                        $"(term={this.CurrentTerm}, #votes={this.VotesReceived}, log={this.Logs.Count}).");254                    this.VotesReceived = 0;...

VoteResponse

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Coyote;7using Microsoft.Coyote.Actors;8using Microsoft.Coyote.Samples.CloudMessaging;9{10    {11        public static void Main()12        {13            SetupServerEvent.VoteResponse();14        }15    }16}17using System;18using System.Collections.Generic;19using System.Linq;20using System.Text;21using System.Threading.Tasks;22using Microsoft.Coyote;23using Microsoft.Coyote.Actors;24using Microsoft.Coyote.Samples.CloudMessaging;25{26    {27        public static void Main()28        {29            SetupServerEvent.VoteResponse();30        }31    }32}33using System;34using System.Collections.Generic;35using System.Linq;36using System.Text;37using System.Threading.Tasks;38using Microsoft.Coyote;39using Microsoft.Coyote.Actors;40using Microsoft.Coyote.Samples.CloudMessaging;41{42    {43        public static void Main()44        {45            SetupServerEvent.VoteResponse();46        }47    }48}49using System;50using System.Collections.Generic;51using System.Linq;52using System.Text;53using System.Threading.Tasks;54using Microsoft.Coyote;55using Microsoft.Coyote.Actors;56using Microsoft.Coyote.Samples.CloudMessaging;57{58    {59        public static void Main()60        {61            SetupServerEvent.VoteResponse();62        }63    }64}65using System;66using System.Collections.Generic;67using System.Linq;68using System.Text;69using System.Threading.Tasks;70using Microsoft.Coyote;71using Microsoft.Coyote.Actors;72using Microsoft.Coyote.Samples.CloudMessaging;

VoteResponse

Using AI Code Generation

1var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();2setupServer.VoteResponse("Yes");3var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();4setupServer.VoteResponse("No");5var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();6setupServer.VoteResponse("No");7var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();8setupServer.VoteResponse("No");9var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();10setupServer.VoteResponse("Yes");11var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();12setupServer.VoteResponse("No");13var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();14setupServer.VoteResponse("Yes");15var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();16setupServer.VoteResponse("Yes");17var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();18setupServer.VoteResponse("No");19var setupServer = new Microsoft.Coyote.Samples.CloudMessaging.SetupServerEvent();

VoteResponse

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Samples.CloudMessaging;5using Microsoft.Coyote.Samples.CloudMessaging.Shared;6{7    {8        public VoteResponse(VoteRequest request, bool vote)9        {10            this.Request = request;11            this.Vote = vote;12        }13        public VoteRequest Request { get; private set; }14        public bool Vote { get; private set; }15    }16}17using System;18using System.Threading.Tasks;19using Microsoft.Coyote;20using Microsoft.Coyote.Samples.CloudMessaging;21using Microsoft.Coyote.Samples.CloudMessaging.Shared;22{23    {24        public SetupServerEvent(int port, int numClients)25        {26            this.Port = port;27            this.NumClients = numClients;28        }29        public int Port { get; private set; }30        public int NumClients { get; private set; }31    }32}33using System;34using System.Threading.Tasks;35using Microsoft.Coyote;36using Microsoft.Coyote.Samples.CloudMessaging;37using Microsoft.Coyote.Samples.CloudMessaging.Shared;38{39    {40        public int CandidateId { get; private set; }41        public VoteRequest(int candidateId)42        {43            this.CandidateId = candidateId;44        }45    }46}47using System;48using System.Threading.Tasks;49using Microsoft.Coyote;50using Microsoft.Coyote.Samples.CloudMessaging;51using Microsoft.Coyote.Samples.CloudMessaging.Shared;52{

VoteResponse

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Coyote.Samples.CloudMessaging;7{8    {9        static void Main(string[] args)10        {11            SetupServerEvent server = new SetupServerEvent();12            VoteResponse response = server.VoteResponse();13            Console.WriteLine("The response is: " + response);14            Console.ReadLine();15        }16    }17}

VoteResponse

Using AI Code Generation

1{2    {3        private int id;4        private ServerState state;5        private int votes;6        private int currentVotes;7        private int electionId;8        private int currentElectionId;9        private int leaderId;10        private int currentLeaderId;11        private int currentTerm;12        private int term;13        [OnEventDoAction(typeof(SetupServerEvent), nameof(Initialize))]14        [OnEventDoAction(typeof(RequestVoteEvent), nameof(ProcessRequestVoteEvent))]15        [OnEventDoAction(typeof(AppendEntriesEvent), nameof(ProcessAppendEntriesEvent))]16        [OnEventDoAction(typeof(VoteResponseEvent), nameof(ProcessVoteResponseEvent))]17        [OnEventDoAction(typeof(HeartbeatEvent), nameof(ProcessHeartbeatEvent))]18        [OnEventDoAction(typeof(TimeoutEvent), nameof(ProcessTimeoutEvent))]19        [OnEventDoAction(typeof(LeaderEvent), nameof(ProcessLeaderEvent))]20        [OnEventDoAction(typeof(FollowerEvent), nameof(ProcessFollowerEvent))]21        [OnEventDoAction(typeof(CandidateEvent), nameof(ProcessCandidateEvent))]22        [OnEventDoAction(typeof(CommitEvent), nameof(ProcessCommitEvent))]23        [OnEventDoAction(typeof(AddEntryEvent), nameof(ProcessAddEntryEvent))]24        [OnEventDoAction(typeof(AddEntryResponseEvent), nameof(ProcessAddEntryResponseEvent))]25        [OnEventDoAction(typeof(ReadEntryEvent), nameof(ProcessReadEntryEvent))]26        [OnEventDoAction(typeof(ReadEntryResponseEvent), nameof(ProcessReadEntryResponseEvent))]

VoteResponse

Using AI Code Generation

1public static void VoteResponse(string user, bool vote, string message)2{3}4public static void VoteResponse(string user, bool vote, string message)5{6}7public static void VoteResponse(string user, bool vote, string message)8{9}10public static void VoteResponse(string user, bool vote, string message)11{12}13public static void VoteResponse(string user, bool vote, string message)14{15}16public static void VoteResponse(string user, bool vote, string message)17{18}19public static void VoteResponse(string user, bool vote, string message)20{21}22public static void VoteResponse(string user, bool vote, string message)23{24}

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