Merge pull request #1 from team-tech-challenge/feat/create-new-applic…

…ations-to-cluster-kubernetes

feat(helm): create applications to deploy services (cert-manager, external-secrets, ingress, kong, konga, metrics-server)

.gitignore

@@ -0,0 +1,41 @@
+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+crash.*.log
+
+# Exclude all .tfvars files, which are likely to contain sensitive data, such as
+# password, private keys, and other secrets. These should not be part of version
+# control as they are data points which are potentially sensitive and subject
+# to change depending on the environment.
+*.tfvars
+*.tfvars.json
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Ignore transient lock info files created by terraform apply
+.terraform.tfstate.lock.info
+
+# Include override files you do wish to add to version control using negated pattern
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*
+
+# Ignore CLI configuration files
+.terraformrc
+terraform.rc
+
+# Ignrore directory IntelliJ IDEA
+.idea/
+.DS_Store

README.md

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+# tech-challenge-helms
+
+[![Maintained?](https://img.shields.io/badge/Maintained%3F-yes-green.svg)]()
+[![MIT License](https://img.shields.io/badge/License-MIT-green.svg)](LICENSE)
+[![ArgoCD](https://img.shields.io/badge/ArgoCD-2.12.3-blue.svg)](https://argo-cd.readthedocs.io/en/stable/)
+[![EKS](https://img.shields.io/badge/EKS-1.30-blue.svg)](https://docs.aws.amazon.com/eks/latest/userguide/what-is-eks.html)
+
+This is repository stores helm manifests for use with ArgoCD
+
+
+## Table of Contents
+- [Prerequisites](#prerequisites)
+- [Usage](#usage)
+- [Troubleshooting](#troubleshooting)
+- [Contributing](#contributing)
+- [License](#license)
+- [References](#references)
+
+---
+
+### Prerequisites
+
+How to prerequisites for utilization of this repository.
+
+1. A GitHub account.
+
+2. Access to the ArgoCD instances for each environment (DEV, STG, PROD):
+    - **PROD**: [https://argocd.tech-challenge.com.br](https://argocd.tech.musa.co)
+
+3. `kubectl` installed on your machine. You can install it by following the [official guide](https://kubernetes.io/docs/tasks/tools/install-kubectl/).
+
+4. Access to the Kubernetes cluster where ArgoCD is installed.
+
+---
+
+### Usage
+
+How to use this repository.
+
+1. Clone this repository:
+
+```bash
+git clone https://github.com/yourusername/tech-challenge-helm.git
+```
+
+2. Change to the repository directory:
+
+```bash
+cd tech-challenge-helms
+```
+
+3. Create a new branch with a descriptive name:
+
+```bash
+git checkout -b my-feature-branch
+```
+
+4. Create a new directory for your application:
+
+```bash
+cd apps && mkdir my-app
+```
+
+***Example***:
+
+- Create a new directory for install application `kube-prometheus-stack`:
+
+```bash
+cd apps && mkdir kube-prometheus-stack
+``` 
+
+5. Create a new `values.yaml` file with the values for your application:
+
+```bash
+cd kube-prometheus-stack && touch values.yaml
+```
+
+6. Add the values for your application to the `values.yaml` file:
+
+```yaml
+# values.yaml
+prometheus:
+  enabled: true
+  alertmanager:
+    enabled: true
+  nodeExporter:
+    enabled: true
+  kubeStateMetrics:
+    enabled: true
+  grafana:
+    enabled: true
+  pushgateway:
+    enabled: true
+```
+
+7. Create a new `Chart.yaml` file with the metadata for your application:
+
+```bash
+touch Chart.yaml
+```
+
+8. Add the metadata for your application to the `Chart.yaml` file:
+
+```yaml
+# Chart.yaml
+apiVersion: v2
+name: kube-prometheus-stack
+description: A Helm chart for the kube-prometheus-stack application
+version: 0.1.0
+```
+
+9. Create a new yaml file for your application:
+
+```bash
+cd apps/app-of-apps && touch kube-prometheus-stack-app.yaml
+```
+
+```yaml
+# kube-prometheus-stack-app.yaml
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: kube-prometheus-stack
+  namespace: argocd
+spec:
+    project: default
+    source:
+        repoURL: 'https://github.com/Musatech/apps-helm-default.git'
+        targetRevision: HEAD
+        path: apps/kube-prometheus-stack
+        helm:
+           values: |
+              prometheus:
+                enabled: true
+                alertmanager:
+                  enabled: true
+                nodeExporter:
+                  enabled: true
+                kubeStateMetrics:
+                  enabled: true
+                grafana:
+                  enabled: true
+                pushgateway:
+                  enabled: true
+    destination:
+        server: 'https://kubernetes.default.svc'
+        namespace: monitoring
+    syncPolicy:
+        automated:
+            prune: true
+            selfHeal: true
+        syncOptions:
+            - CreateNamespace=true
+            - PruneLast=true 
+            - ApplyOutOfSyncOnly=true
+            - ServerSideApply=true
+```
+
+10. Commit your changes:
+
+```bash
+git add .
+git commit -m "Add kube-prometheus-stack application"
+git push origin my-feature-branch
+```
+
+11. Open a pull request to the main repository.
+12. Wait for the pull request to be reviewed and merged.
+13. Check the ArgoCD instance for the environment where you want to deploy the application.
+14. Sync the application to deploy it.
+15. Check the application status in the ArgoCD instance.
+
+---
+
+### Contributing
+
+We welcome contributions! Please follow the steps below to contribute to this repository:
+
+1. Fork the repository.
+2. Create a new branch with a descriptive name:
+   ```bash
+   git checkout -b my-feature-branch
+   ```
+3. Make your changes and commit them with a meaningful message:
+   ```bash
+   git commit -m "Add my new feature"
+   ```
+4. Push your branch to your forked repository:
+   ```bash
+   git push origin my-feature-branch
+   ```
+5. Open a pull request to the main repository.
+
+For more details, refer to our [Contributing Guidelines](CONTRIBUTING.md).
+
+---
+
+### License
+
+This project is licensed under the MIT License. See the [LICENSE](LICENSE) file for more details.
+
+---
+
+### References
+
+- [ArgoCD Documentation](https://argo-cd.readthedocs.io/en/stable/)
+- [Kubernetes Documentation](https://kubernetes.io/docs/home/)
+- [Amazon EKS Documentation](https://docs.aws.amazon.com/eks/latest/userguide/what-is-eks.html)
+- [kubectl Documentation](https://kubernetes.io/docs/reference/kubectl/)
+
+---
+

apps/app-of-apps/app-of-apps.yaml

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+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: app-of-apps
+  namespace: argocd
+  finalizers:
+    - resources-finalizer.argocd.argoproj.io
+spec:
+  project: default
+  source:
+    repoURL: 'https://github.com/team-tech-challenge/tech-challenge-helms.git'
+    targetRevision: HEAD
+    path: apps/app-of-apps/
+    directory:
+      recurse: true
+  destination:
+    server: 'https://kubernetes.default.svc'
+    namespace: argocd
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true

apps/app-of-apps/cert-manager-app.yaml

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+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: cert-manager-app
+  namespace: argocd
+  finalizers:
+    - resources-finalizer.argocd.argoproj.io
+spec:
+  project: default
+  source:
+    repoURL: https://charts.jetstack.io
+    chart: cert-manager
+    targetRevision: v1.15.3
+    helm:
+      values: |
+        installCRDs: true
+        webhook:
+          enabled: true
+          resources:
+            limits:
+              cpu: "5m"
+              memory: "25Mi"
+            requests:
+              cpu: "1m"
+              memory: "13Mi"
+        cainjector:
+          resources:
+            limits:
+              cpu: "10m"
+              memory: "60Mi"
+            requests:
+              cpu: "2m"
+              memory: "30Mi"
+        resources:
+          limits:
+            cpu: "10m"
+            memory: "60Mi"
+          requests:
+            cpu: "2m"
+            memory: "30Mi"
+  destination:
+    namespace: cert-manager
+    server: 'https://kubernetes.default.svc'
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+      - PruneLast=true
+      - Force=true

apps/app-of-apps/external-secrets-app.yaml

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+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: external-secrets
+  namespace: argocd
+  finalizers:
+    - resources-finalizer.argocd.argoproj.io
+spec:
+  project: default
+  source:
+    repoURL: 'https://charts.external-secrets.io'
+    chart: external-secrets
+    targetRevision: 0.10.3
+    helm:
+      releaseName: external-secrets
+      values: |
+        certController:
+          resources:
+            limits:
+              cpu: "10m"
+              memory: "50Mi"
+            requests:
+              cpu: "1m"
+              memory: "37Mi"
+        webhook:
+          resources:
+            limits:
+              cpu: "10m"
+              memory: "50Mi"
+            requests:
+              cpu: "1m"
+              memory: "24Mi"
+        resources:
+          limits:
+            cpu: "10m"
+            memory: "40Mi"
+          requests:
+            cpu: "2m"
+            memory: "23Mi"
+  destination:
+    namespace: external-secrets
+    server: 'https://kubernetes.default.svc'
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+      - PruneLast=true
+      - ApplyOutOfSyncOnly=true
+      - ServerSideApply=true