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Restart sts daemonset deployment example (#819)

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* chore : csr approval example using json patch net package

* chore : use top level feature, remove k8s client and use reference instead

* chore : remove target framework

* fix : remove redundant reference package

* feat : implement restart sts, daemonset & deployment option using patch

* refactor : optimize code and resolve warnings
This commit is contained in:
Arzu Suleymanov
2022-04-05 01:19:36 +02:00
committed by GitHub
parent 541a2f5630
commit 6ff5460812
3 changed files with 104 additions and 0 deletions
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76
examples/restart/Program.cs Normal file
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@@ -0,0 +1,76 @@
using System.Globalization;
using System.Text.Json;
using Json.Patch;
using k8s;
using k8s.Models;
double ConvertToUnixTimestamp(DateTime date)
{
var origin = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
var diff = date.ToUniversalTime() - origin;
return Math.Floor(diff.TotalSeconds);
}
async Task RestartDaemonSetAsync(string name, string @namespace, IKubernetes client)
{
var daemonSet = await client.ReadNamespacedDaemonSetAsync(name, @namespace);
var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase, WriteIndented = true };
var old = JsonSerializer.SerializeToDocument(daemonSet, options);
var restart = new Dictionary<string, string>(daemonSet.Spec.Template.Metadata.Annotations)
{
["date"] = ConvertToUnixTimestamp(DateTime.UtcNow).ToString(CultureInfo.InvariantCulture)
};
daemonSet.Spec.Template.Metadata.Annotations = restart;
var expected = JsonSerializer.SerializeToDocument(daemonSet);
var patch = old.CreatePatch(expected);
await client.PatchNamespacedDaemonSetAsync(new V1Patch(patch, V1Patch.PatchType.JsonPatch), name, @namespace);
}
async Task RestartDeploymentAsync(string name, string @namespace, IKubernetes client)
{
var deployment = await client.ReadNamespacedDeploymentAsync(name, @namespace);
var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase, WriteIndented = true };
var old = JsonSerializer.SerializeToDocument(deployment, options);
var restart = new Dictionary<string, string>(deployment.Spec.Template.Metadata.Annotations)
{
["date"] = ConvertToUnixTimestamp(DateTime.UtcNow).ToString(CultureInfo.InvariantCulture)
};
deployment.Spec.Template.Metadata.Annotations = restart;
var expected = JsonSerializer.SerializeToDocument(deployment);
var patch = old.CreatePatch(expected);
await client.PatchNamespacedDeploymentAsync(new V1Patch(patch, V1Patch.PatchType.JsonPatch), name, @namespace);
}
async Task RestartStatefulSetAsync(string name, string @namespace, IKubernetes client)
{
var deployment = await client.ReadNamespacedStatefulSetAsync(name, @namespace);
var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase, WriteIndented = true };
var old = JsonSerializer.SerializeToDocument(deployment, options);
var restart = new Dictionary<string, string>(deployment.Spec.Template.Metadata.Annotations)
{
["date"] = ConvertToUnixTimestamp(DateTime.UtcNow).ToString(CultureInfo.InvariantCulture)
};
deployment.Spec.Template.Metadata.Annotations = restart;
var expected = JsonSerializer.SerializeToDocument(deployment);
var patch = old.CreatePatch(expected);
await client.PatchNamespacedStatefulSetAsync(new V1Patch(patch, V1Patch.PatchType.JsonPatch), name, @namespace);
}
var config = KubernetesClientConfiguration.BuildConfigFromConfigFile();
IKubernetes client = new Kubernetes(config);
await RestartDeploymentAsync("event-exporter", "monitoring", client);
await RestartDaemonSetAsync("prometheus-exporter", "monitoring", client);
await RestartStatefulSetAsync("argocd-application-controlle", "argocd", client);

13
examples/restart/restart.csproj Normal file
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@@ -0,0 +1,13 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="JsonPatch.Net" Version="1.1.2" />
</ItemGroup>
</Project>

15
kubernetes-client.sln
View File

@@ -59,6 +59,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "KubernetesClient.Classic.Te
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "csrApproval", "examples\csrApproval\csrApproval.csproj", "{F626860C-F141-45B3-9DDD-88AD3932ACAF}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "restart", "examples\restart\restart.csproj", "{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -369,6 +371,18 @@ Global
{F626860C-F141-45B3-9DDD-88AD3932ACAF}.Release|x64.Build.0 = Release|Any CPU
{F626860C-F141-45B3-9DDD-88AD3932ACAF}.Release|x86.ActiveCfg = Release|Any CPU
{F626860C-F141-45B3-9DDD-88AD3932ACAF}.Release|x86.Build.0 = Release|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Debug|Any CPU.Build.0 = Debug|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Debug|x64.ActiveCfg = Debug|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Debug|x64.Build.0 = Debug|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Debug|x86.ActiveCfg = Debug|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Debug|x86.Build.0 = Debug|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Release|Any CPU.ActiveCfg = Release|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Release|Any CPU.Build.0 = Release|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Release|x64.ActiveCfg = Release|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Release|x64.Build.0 = Release|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Release|x86.ActiveCfg = Release|Any CPU
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07}.Release|x86.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
@@ -399,6 +413,7 @@ Global
{80F19E8A-F097-4AA4-A68C-D417B96BBC68} = {3D1864AA-1FFC-4512-BB13-46055E410F73}
{FD90C861-56C6-4536-B7F5-AC7779296384} = {8AF4A5C2-F0CE-47D5-A4C5-FE4AB83CA509}
{F626860C-F141-45B3-9DDD-88AD3932ACAF} = {B70AFB57-57C9-46DC-84BE-11B7DDD34B40}
{973CCB4A-F344-4C4F-81A5-0F40F7F43C07} = {B70AFB57-57C9-46DC-84BE-11B7DDD34B40}
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {049A763A-C891-4E8D-80CF-89DD3E22ADC7}