Add a method to get container logs (#18)

Signed-off-by: Joshua Benjamin <[email protected]>
syncromatics · Jan 25, 2018 · 3f92c21 · 3f92c21
1 parent 94c81d1
commit 3f92c21
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diff --git a/src/LclDckr/DockerClient.cs b/src/LclDckr/DockerClient.cs
@@ -357,6 +357,23 @@ public string Inspect(string name, string format = null)
             }
         }
 
+        /// <summary>
+        /// Returns the logs for a container
+        /// </summary>
+        /// <param name="name">The name or container id</param>
+        /// <returns>the logs</returns>
+        public string Logs(string name)
+        {
+            using (var process = GetDockerProcess($"logs {name}"))
+            {
+                process.Start();
+                process.WaitForExit();
+                process.ThrowForError();
+
+                return process.StandardOutput.ReadToEnd();
+            }
+        }
+
         private Process GetDockerProcess(string arguments)
         {
             return new Process

diff --git a/test/LclDckr.IntegrationTests/DockerClientTests.cs b/test/LclDckr.IntegrationTests/DockerClientTests.cs
@@ -127,6 +127,31 @@ public void Inspects()
             }
         }
 
+        [Fact]
+        public async Task GetsLogs()
+        {
+            var containerName = "lcldkr-logs-test";
+            var client = new DockerClient();
+
+            try
+            {
+                client.RunOrReplace(
+                    "hello-world",
+                    tag: null,
+                    args: new RunArguments { Name = containerName });
+
+                await client.WaitForLogEntryAsync(containerName, "Hello from Docker!", TimeSpan.FromSeconds(30));
+
+                var logString = client.Logs(containerName);
+
+                Assert.Contains("Hello from Docker!", logString);
+            }
+            finally
+            {
+                client.StopAndRemoveContainer(containerName);
+            }
+        }
+
         [Fact]
         public void Force_remove()
         {