init commit

.gitignore

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+bin/
+obj/

Program.cs

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+// Libraries, liberals even
+using System.Diagnostics;
+using System.Net.Http;
+using System.Net.Http.Json;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+// Local functions
+var theHttpClient = new HttpClient();
+theHttpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("rwYGDkbh52tXy62AbcCfBmppX");
+
+string systemHostname = System.Environment.MachineName ?? "UNKNOWN_HOST";
+
+async Task<string> runProcess(string file, string args)
+{
+    var psi = new ProcessStartInfo 
+    {
+        FileName = file,
+        Arguments = args,
+        RedirectStandardOutput = true,
+        RedirectStandardError = true,
+        UseShellExecute = false,
+        CreateNoWindow = true
+    };
+
+    using var process = Process.Start(psi) ?? throw new Exception("Error starting process (runProcess)");
+    string processStdErr = await process.StandardError.ReadToEndAsync();
+    if (processStdErr != "")
+    {
+        throw new Exception($"Process stderr was not empty: {processStdErr}");
+    }
+
+    string processStdOut = await process.StandardOutput.ReadToEndAsync();
+    await process.WaitForExitAsync();
+    return processStdOut;
+}
+
+// Entrypoint
+string queryPoolsStdOut = await runProcess("/usr/sbin/zpool","list -H");
+
+List<string> poolList = new List<string>();
+foreach (string poolName in queryPoolsStdOut.Split("\n", StringSplitOptions.RemoveEmptyEntries))
+{
+    string[] actualName = poolName.Split("\t");
+    poolList.Add(actualName[0]);
+}
+
+foreach (string poolName in poolList)
+{
+    string queryPoolInfoStdOut = await runProcess("/usr/sbin/zpool",$"status {poolName}");
+
+    var emailRequestBody = new emailRequestBodyTemplate { recipient = "nathan@enstrayed.com", subject = $"Zpool {poolName} on {systemHostname} is unhealthy", message = $"The pool {poolName} on {systemHostname} is no longer marked as healthy. Status output:\n\n{queryPoolInfoStdOut}"};
+    var serializedEmailRequestBody = new StringContent(JsonSerializer.Serialize(emailRequestBody, emailRequestBodyContext.Default.emailRequestBodyTemplate), Encoding.UTF8, "application/json");
+
+    Console.WriteLine("Got to email send part");
+
+    HttpResponseMessage emailRequestResponse = await theHttpClient.PostAsync("https://enstrayed.com/api/sendemail", serializedEmailRequestBody);
+
+    Console.WriteLine(emailRequestResponse.StatusCode.ToString());
+}
+
+// Classes
+public class emailRequestBodyTemplate
+{
+    public required string recipient { get; set; }
+    public required string subject { get; set; }
+    public required string message { get; set; }
+}
+
+[JsonSerializable(typeof(emailRequestBodyTemplate))]
+internal partial class emailRequestBodyContext : JsonSerializerContext
+{
+}

zpoolcheck.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <PublishSingleFile>true</PublishSingleFile>
+    <SelfContained>true</SelfContained>
+    <RuntimeIdentifier>linux-x64</RuntimeIdentifier>
+    <PublishTrimmed>true</PublishTrimmed>   <!-- optional size reduction -->
+  </PropertyGroup>
+
+</Project>

zpoolcheck.sln

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+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "zpoolcheck", "zpoolcheck.csproj", "{479E7CE9-BAA5-8B89-7B4F-333296E2F1A9}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{479E7CE9-BAA5-8B89-7B4F-333296E2F1A9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{479E7CE9-BAA5-8B89-7B4F-333296E2F1A9}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{479E7CE9-BAA5-8B89-7B4F-333296E2F1A9}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{479E7CE9-BAA5-8B89-7B4F-333296E2F1A9}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {B81ECAB6-E9E9-469D-8EB4-AA1D91F5E7BB}
+	EndGlobalSection
+EndGlobal