Add client support for Swarm Logs and Swarm Config (#589)

* expose Swam Config as client.Configs

* Expose Swam Service Logs

* send SwarmConfigSpec to api

* Update src/Docker.DotNet/Endpoints/ISwarmOperations.cs

Co-authored-by: Andre Hofmeister <9199345+HofmeisterAn@users.noreply.github.com>

* Update src/Docker.DotNet/Endpoints/ISwarmOperations.cs

Co-authored-by: Andre Hofmeister <9199345+HofmeisterAn@users.noreply.github.com>

* rename to standard
add logging test

* add logging test

fix naming convention

* Update src/Docker.DotNet/Endpoints/IConfigsOperations.cs

Co-authored-by: Andre Hofmeister <9199345+HofmeisterAn@users.noreply.github.com>

* Update src/Docker.DotNet/Endpoints/IConfigsOperations.cs

Co-authored-by: Andre Hofmeister <9199345+HofmeisterAn@users.noreply.github.com>

* Update src/Docker.DotNet/Endpoints/ConfigsOperations.cs

Co-authored-by: Andre Hofmeister <9199345+HofmeisterAn@users.noreply.github.com>

* Add Config Tests, some Renaming fixes

* updated test with retry and increased buffer.  Improved cancelation handling.

---------

Co-authored-by: Jasim Schluter <Jasim.Schluter@pacom.com>
Co-authored-by: Andre Hofmeister <9199345+HofmeisterAn@users.noreply.github.com>

.gitattributes

@@ -1,5 +1,3 @@
 # Autodetect text files
 * text=auto
 
-# Definitively text files
-*.cs text

src/Docker.DotNet/DockerClient.cs

@@ -39,6 +39,7 @@ internal DockerClient(DockerClientConfiguration configuration, Version requested
             System = new SystemOperations(this);
             Networks = new NetworkOperations(this);
             Secrets = new SecretsOperations(this);
+            Configs = new ConfigOperations(this);
             Swarm = new SwarmOperations(this);
             Tasks = new TasksOperations(this);
             Volumes = new VolumeOperations(this);
@@ -136,6 +137,8 @@ await sock.ConnectAsync(new Microsoft.Net.Http.Client.UnixDomainSocketEndPoint(p
 
         public ISecretsOperations Secrets { get; }
 
+        public IConfigOperations Configs { get; }
+
         public ISwarmOperations Swarm { get; }
 
         public ITasksOperations Tasks { get; }

src/Docker.DotNet/Endpoints/ConfigsOperations.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Docker.DotNet.Models;
+
+namespace Docker.DotNet
+{
+    internal class ConfigOperations : IConfigOperations
+    {
+        private readonly DockerClient _client;
+
+        internal ConfigOperations(DockerClient client)
+        {
+            this._client = client;
+        }
+
+        async Task<IList<SwarmConfig>> IConfigOperations.ListConfigsAsync(CancellationToken cancellationToken)
+        {
+            var response = await this._client.MakeRequestAsync(this._client.NoErrorHandlers, HttpMethod.Get, "configs", cancellationToken).ConfigureAwait(false);
+            return this._client.JsonSerializer.DeserializeObject<IList<SwarmConfig>>(response.Body);
+        }
+
+        async Task<SwarmCreateConfigResponse> IConfigOperations.CreateConfigAsync(SwarmCreateConfigParameters body, CancellationToken cancellationToken)
+        {
+            if (body == null)
+            {
+                throw new ArgumentNullException(nameof(body));
+            }
+
+            var data = new JsonRequestContent<SwarmConfigSpec>(body.Config, this._client.JsonSerializer);
+            var response = await this._client.MakeRequestAsync(this._client.NoErrorHandlers, HttpMethod.Post, "configs/create", null, data, cancellationToken).ConfigureAwait(false);
+            return this._client.JsonSerializer.DeserializeObject<SwarmCreateConfigResponse>(response.Body);
+        }
+
+        async Task<SwarmConfig> IConfigOperations.InspectConfigAsync(string id, CancellationToken cancellationToken)
+        {
+            if (string.IsNullOrEmpty(id))
+            {
+                throw new ArgumentNullException(nameof(id));
+            }
+
+            var response = await this._client.MakeRequestAsync(this._client.NoErrorHandlers, HttpMethod.Get, $"configs/{id}", cancellationToken).ConfigureAwait(false);
+            return this._client.JsonSerializer.DeserializeObject<SwarmConfig>(response.Body);
+        }
+
+        Task IConfigOperations.RemoveConfigAsync(string id, CancellationToken cancellationToken)
+        {
+            if (string.IsNullOrEmpty(id))
+            {
+                throw new ArgumentNullException(nameof(id));
+            }
+
+            return this._client.MakeRequestAsync(this._client.NoErrorHandlers, HttpMethod.Delete, $"configs/{id}", cancellationToken);
+        }
+    }
+}

src/Docker.DotNet/Endpoints/IConfigsOperations.cs

@@ -0,0 +1,53 @@
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using Docker.DotNet.Models;
+
+namespace Docker.DotNet
+{
+    public interface IConfigOperations
+    {
+        /// <summary>
+        /// List configs
+        /// </summary>
+        /// <remarks>
+        /// 200 - No error.
+        /// 500 - Server error.
+        /// </remarks>
+        Task<IList<SwarmConfig>> ListConfigsAsync(CancellationToken cancellationToken = default(CancellationToken));
+
+        /// <summary>
+        /// Create a configs
+        /// </summary>
+        /// <remarks>
+        /// 201 - No error.
+        /// 406 - Server error or node is not part of a swarm.
+        /// 409 - Name conflicts with an existing object.
+        /// 500 - Server error.
+        /// </remarks>
+        Task<SwarmCreateConfigResponse> CreateConfigAsync(SwarmCreateConfigParameters body, CancellationToken cancellationToken = default(CancellationToken));
+
+        /// <summary>
+        /// Inspect a configs
+        /// </summary>
+        /// <remarks>
+        /// 200 - No error.
+        /// 404 - Secret not found.
+        /// 406 - Node is not part of a swarm.
+        /// 500 - Server error.
+        /// </remarks>
+        /// <param name="id">ID of the config.</param>
+        Task<SwarmConfig> InspectConfigAsync(string id, CancellationToken cancellationToken = default(CancellationToken));
+
+        /// <summary>
+        /// Remove a configs
+        /// </summary>
+        /// <remarks>
+        /// 204 - No error.
+        /// 404 - Secret not found.
+        /// 500 - Server error.
+        /// </remarks>
+        /// <param name="id">ID of the config.</param>
+        Task RemoveConfigAsync(string id, CancellationToken cancellationToken = default(CancellationToken));
+    }
+}

src/Docker.DotNet/Endpoints/ISwarmOperations.cs

@@ -2,6 +2,7 @@
 using System.Threading.Tasks;
 using Docker.DotNet.Models;
 using System.Threading;
+using System.IO;
 
 namespace Docker.DotNet
 {
@@ -154,6 +155,42 @@ public interface ISwarmOperations
         /// <param name="id">ID or name of service.</param>
         Task RemoveServiceAsync(string id, CancellationToken cancellationToken = default(CancellationToken));
 
+        /// <summary>
+        /// Gets <c>stdout</c> and <c>stderr</c> logs from services.
+        /// </summary>
+        /// <param name="id">The ID or name of the service.</param>
+        /// <param name="parameters">Specifics of how to perform the operation.</param>
+        /// <param name="cancellationToken">When triggered, the operation will stop at the next available time, if possible.</param>
+        /// <returns>A <see cref="Task"/> that will complete once all log lines have been read.</returns>
+        /// <remarks>
+        /// This method is only suited for services with the <c>json-file</c> or <c>journald</c> logging driver.
+        ///
+        /// HTTP GET /services/(id)/logs
+        ///
+        /// 101 - Logs returned as a stream.
+        /// 200 - Logs returned as a string in response body.
+        /// 404 - No such service.
+        /// 500 - Server error.
+        /// 503 - Node is not part of a swarm.
+        /// </remarks>
+        Task<Stream> GetServiceLogsAsync(string id, ServiceLogsParameters parameters, CancellationToken cancellationToken = default(CancellationToken));
+
+        /// <summary>
+        /// Gets <c>stdout</c> and <c>stderr</c> logs from services.
+        /// </summary>
+        /// <param name="id">The ID or name of the service.</param>
+        /// <param name="tty">Indicates whether the service was created with a TTY. If <see langword="false"/>, the returned stream is multiplexed.</param>
+        /// <param name="parameters">Specifics of how to perform the operation.</param>
+        /// <param name="cancellationToken">When triggered, the operation will stop at the next available time, if possible.</param>
+        /// <returns>
+        /// A <see cref="Task{TResult}"/> that resolves to a <see cref="MultiplexedStream"/>, which provides the log information.
+        /// If the service wasn't created with a TTY, this stream is multiplexed.
+        /// </returns>
+        /// <remarks>
+        /// This method is only suited for services with the <c>json-file</c> or <c>journald</c> logging driver.
+        /// </remarks>
+        Task<MultiplexedStream> GetServiceLogsAsync(string id, bool tty, ServiceLogsParameters parameters, CancellationToken cancellationToken = default(CancellationToken));
+
         #endregion Services
 
         #region Nodes