コード例 #1
0
        private static bool TryUpdateReplicationDocument(this RavenHelper raven, Store store, Instance instance)
        {
            try
            {
                var destinations = raven.UpdateReplicationDocument(store, instance);
                raven.EnsureReplicationBundleIsActive(store, instance);
                logger.Info(
                    "Updated replication destinations for {0} to: [{1}]",
                    instance.Url,
                    string.Join(", ", destinations.Select(d => string.Format(
                        "{0}{1}",
                        d.Url,
                        d.TransitiveReplicationBehavior == TransitiveReplicationOptions.Replicate
                            ? " (transitive)"
                            : string.Empty))));
                return true;
            }
            catch (Exception exception)
            {
                logger.ErrorException(
                    string.Format("Failed to update replication destinations for {0}.", instance.Url),
                    exception);

                if (exception.IsFatal())
                {
                    throw;
                }

                return false;
            }
        }
コード例 #2
0
ファイル: StatsExtensions.cs プロジェクト: jtbennett/brnkly
        private static void RequestData(
            this RavenHelper raven,
            Store store,
            Dictionary<Uri, Task<DatabaseStatistics>> dbStats,
            Dictionary<Uri, Task<RavenJToken>> replicationStats,
            Dictionary<Uri, Task<IndexDefinition[]>> indexes)
        {
            foreach (var instance in store.Instances)
            {
                var docStore = raven.GetDocumentStore(instance.Url.GetServerRootUrl());

                using (var session = docStore.OpenAsyncSession())
                {
                    dbStats.Add(
                        instance.Url,
                        session.Advanced.DocumentStore.AsyncDatabaseCommands.ForDatabase(store.Name)
                            .GetStatisticsAsync());

                    indexes.Add(
                        instance.Url,
                        session.Advanced.DocumentStore.AsyncDatabaseCommands.ForDatabase(store.Name)
                            .GetIndexesAsync(0, 255));

                    var asyncServerClient = session.Advanced.DocumentStore.AsyncDatabaseCommands
                        .ForDatabase(store.Name) as AsyncServerClient;
                    replicationStats.Add(
                        instance.Url,
                        asyncServerClient
                            .CreateRequest("/replication/info?noCache=" + Guid.NewGuid(), "GET")
                            .ReadResponseJsonAsync());
                }
            }
        }
コード例 #3
0
 private static void EnsureReplicationBundleIsActive(this RavenHelper raven, Store store, Instance instance)
 {
     var docStore = raven.GetDocumentStore(instance.Url.GetServerRootUrl());
     docStore.DatabaseCommands.EnsureDatabaseExists(store.Name);
     using (var session = docStore.OpenSession())
     {
         session.Advanced.UseOptimisticConcurrency = true;
         var dbDoc = session.Load<RavenJObject>("Raven/Databases/" + store.Name);
         var settings = dbDoc["Settings"].Value<RavenJObject>();
         var activeBundles = settings[Constants.ActiveBundles] ?? "";
         var bundles = activeBundles.Value<string>()
             .Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries)
             .Select(x => x.Trim())
             .ToArray();
         if (!bundles.Contains("Replication"))
         {
             var newActiveBundles = string.Join(
                 ";",
                 bundles.Concat(new[] { "Replication" }).ToArray());
             settings[Constants.ActiveBundles] = newActiveBundles;
             session.Store(dbDoc);
             session.SaveChanges();
         }
     }
 }
コード例 #4
0
ファイル: StatsExtensions.cs プロジェクト: jtbennett/brnkly
 public static async Task<StoreStats> GetStats(this RavenHelper raven, Store store)
 {
     var dbStats = new Dictionary<Uri, Task<DatabaseStatistics>>();
     var replicationStats = new Dictionary<Uri, Task<RavenJToken>>();
     var indexes = new Dictionary<Uri, Task<IndexDefinition[]>>();
     raven.RequestData(store, dbStats, replicationStats, indexes);
     var responses = await GatherResponses(store, dbStats, replicationStats, indexes);
     var storeStats = CreateStats(store, responses);
     return storeStats;
 }
コード例 #5
0
        public static void UpdateTracerDocuments(this RavenHelper raven, Store store)
        {
            var tasks = new List<Task>();
            foreach (var instance in store.Instances)
            {
                var task = new Task(() => raven.UpdateTracerDocument(store, instance));
                tasks.Add(task);
                task.Start();
            }

            Task.WaitAll(tasks.ToArray(), TimeSpan.FromSeconds(5));
        }
コード例 #6
0
        public static IEnumerable<string> UpdateReplicationDocuments(this RavenHelper raven, Store store)
        {
            var results = new Collection<string>();
            foreach (var instance in store.Instances)
            {
                if (!raven.TryUpdateReplicationDocument(store, instance))
                {
                    results.Add(
                        string.Format(
                        "Failed to update replication destinations for {0}",
                        instance.Url));
                }
            }

            return results;
        }
コード例 #7
0
ファイル: StatsExtensions.cs プロジェクト: jtbennett/brnkly
        private static async Task<List<InstanceStatsHolder>> GatherResponses(
            Store store,
            Dictionary<Uri, Task<DatabaseStatistics>> dbStats,
            Dictionary<Uri, Task<RavenJToken>> replicationStats,
            Dictionary<Uri, Task<IndexDefinition[]>> indexes)
        {
            var responses = new List<InstanceStatsHolder>();

            foreach (var instance in store.Instances)
            {
                var response = new InstanceStatsHolder { Url = instance.Url };
                try
                {
                    response.DatabaseStats = await dbStats[instance.Url];

                    var indexData = await indexes[instance.Url];
                    response.IndexHashCodes = indexData.ToDictionary(
                        i => i.Name,
                        i => i.GetHashCode());

                    var data = await replicationStats[instance.Url];
                    response.ReplicationStats = new RavenImports.JsonSerializer()
                        .Deserialize<ReplicationStatistics>(new RavenJTokenReader(data));
                }
                catch (Exception exception)
                {
                    if (exception.IsFatal()) { throw; }

                    // TODO: Log exception.

                    response.DatabaseStats = response.DatabaseStats
                        ?? new DatabaseStatistics();
                    response.ReplicationStats = response.ReplicationStats
                        ?? new ReplicationStatistics { Self = response.Url.ToString() };
                }

                responses.Add(response);
            }

            return responses;
        }
コード例 #8
0
        private static void UpdateTracerDocument(this RavenHelper raven, Store store, Instance instance)
        {
            try
            {
                var tracerId = "brnkly/raven/tracers/" + instance.Url.Authority.Replace(":", "_");
                var docStore = raven.GetDocumentStore(instance.Url.GetServerRootUrl());
                using (var session = docStore.OpenSession(store.Name))
                {
                    session.Advanced.UseOptimisticConcurrency = true;
                    var tracer = session.Load<Tracer>(tracerId)
                        ?? new Tracer { UpdatedAtUtc = DateTimeOffset.UtcNow };
                    tracer.UpdatedAtUtc = DateTimeOffset.UtcNow;
                    session.Store(tracer, tracerId);
                    session.SaveChanges();
                }

                logger.Debug("Tracer document updated for {0}", instance.Url);
            }
            catch (Exception exception)
            {
                logger.ErrorException(
                    string.Format("Failed to update tracer document for {0}", instance.Url),
                    exception);

                if (exception.IsFatal())
                {
                    throw;
                }
            }
        }
コード例 #9
0
        private static IEnumerable<ReplicationDestination> UpdateReplicationDocument(this RavenHelper raven, Store store, Instance instance)
        {
            var docStore = raven.GetDocumentStore(instance.Url.GetServerRootUrl());
            docStore.DatabaseCommands.EnsureDatabaseExists(store.Name);
            using (var session = docStore.OpenSession(store.Name))
            {
                session.Advanced.UseOptimisticConcurrency = true;
                var replicationDoc =
                    session.Load<ReplicationDocument>(Constants.RavenReplicationDestinations) ??
                    new ReplicationDocument();
                replicationDoc.Destinations = instance.Destinations
                    .Where(d => !d.Url.Equals(instance.Url.ToString(), StringComparison.OrdinalIgnoreCase))
                    .ToList();
                session.Store(replicationDoc);
                session.SaveChanges();

                return replicationDoc.Destinations;
            }
        }
コード例 #10
0
ファイル: StatsExtensions.cs プロジェクト: jtbennett/brnkly
        private static StoreStats CreateStats(Store store, IEnumerable<InstanceStatsHolder> responses)
        {
            var storeStats = new StoreStats { Name = store.Name };

            AddStoreIndexStats(storeStats, responses);

            foreach (var instance in store.Instances)
            {
                var response = responses.Where(r => r.Url == instance.Url).FirstOrDefault();
                AddInstanceIndexStats(storeStats, response);
                storeStats.Replication.Add(response.ReplicationStats);
            }

            return storeStats;
        }