added submodule

Author: imShakil

.gitmodules

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+[submodule "libs/snipr"]
+	path = libs/snipr
+	url = git@github.com:imShakil/snipr.git

ansible/01.md

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+# Ansible Playbook
+
+An Ansible playbook needs completion on the jump host, where a team member left off. Below are the details:
+
+- The inventory file /home/thor/ansible/inventory requires adjustments. The playbook must run on App Server 3 in Stratos DC. Update the inventory accordingly.
+- Create a playbook /home/thor/ansible/playbook.yml. Include a task to create an empty file /tmp/file.txt on App Server 3.
+
+> Note: Validation will run the playbook using the command ansible-playbook -i inventory playbook.yml. Ensure the playbook works without any additional arguments.
+
+## Steps
+

ansible/02.md

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+# 
+
+The Nautilus DevOps team is testing Ansible playbooks on various servers within their stack. They've placed some playbooks under /home/thor/playbook/ directory on the jump host and now intend to test them on app server 3 in Stratos DC. However, an inventory file needs creation for Ansible to connect to the respective app. Here are the requirements:
+
+- Create an ini type Ansible inventory file /home/thor/playbook/inventory on jump host.
+- Include App Server 3 in this inventory along with necessary variables for proper functionality.
+- Ensure the inventory hostname corresponds to the server name as per the wiki, for example stapp01 for app server 1 in Stratos DC.
+
+Note: Validation will execute the playbook using the command ansible-playbook -i inventory playbook.yml. Ensure the playbook functions properly without any extra arguments.

jenkins/01.md

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+# Setup Jenkins Server
+
+The DevOps team at xFusionCorp Industries is initiating the setup of CI/CD pipelines and has decided to utilize Jenkins as their server. Execute the task according to the provided requirements:
+
+1. Install jenkins on jenkins server using yum utility only, and start its service. You might face timeout issue while starting the Jenkins service, please refer this link for help.
+
+2. Jenkin's admin user name should be `theadmin`, password should be `Adm!n321`, full name should be `Siva` and email should be `siva@jenkins.stratos.xfusioncorp.com`.
+
+Note:
+
+1. For this task, access the Jenkins server by SSH using the `root` user and password `S3curePass` from the jump host.
+
+2. After Jenkins server installation, click the Jenkins button on the top bar to access the Jenkins UI and follow on-screen instructions to create an admin user.
+
+## Steps
+
+1. Login into server
+
+2. Install `wget` and Download `jenkins repo`
+
+    ```sh
+    sudo yum install -y wget
+    sudo wget -O /etc/yum.repos.d/jenkins.repo \
+        https://pkg.jenkins.io/redhat-stable/jenkins.repo
+    sudo rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io-2023.key
+    ```
+
+3. Install JDK and Jenkins
+
+    ```sh
+    sudo yum upgrade
+    # Add required dependencies for the jenkins package
+    sudo yum install -y fontconfig java-21-openjdk
+    sudo yum install -y jenkins
+    sudo systemctl daemon-reload
+    ```
+
+4. Start Jenkins Service
+
+    ```sh
+    sudo systemctl enable jenkins
+    sudo systemctl start jenkins
+    ```
+
+5. Login Into Jenkins Using initalPassword
+
+    ```sh
+    cat /var/lib/jenkins/secrets/initialAdminPassword
+    ```
+
+6. Select Suggested plugin to install and make sure email extension is installed. Otherwise you won't be able to add user's email. 
+
+7. Create Admin User with given credential
+
+8. `Save and Continue`
+
+9. Jenkins URL: Set An URL or go with default one
+10. SAVE and Finish.

jenkins/02.md

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+# Create a POD
+
+The Nautilus DevOps team is diving into Kubernetes for application management. One team member has a task to create a pod according to the details below:
+
+
+Create a pod named pod-httpd using the httpd image with the latest tag. Ensure to specify the tag as httpd:latest.
+
+Set the app label to httpd_app, and name the container as httpd-container.
+
+Note: The kubectl utility on jump_host is configured to operate with the Kubernetes cluster.
+
+## Steps
+

kubernetes/01.md

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+apiVersion: v1
+kind: Pod
+metadata:
+  labels:
+    app: httpd_app
+  name: httpd-container
+
+spec:
+  containers:
+  - name: httpd-container
+    image: httpd:latest
+    ports:
+    - containerPort: 80

kubernetes/01.yaml

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+# Deploy Applications with Kubernetes Deployments
+
+The Nautilus DevOps team is delving into Kubernetes for app management. One team member needs to create a deployment following these details:
+
+- Create a deployment `named nginx` to deploy the application `nginx` using the image `nginx:latest` (ensure to specify the tag)
+
+Note: The kubectl utility on jump_host is set up to interact with the Kubernetes cluster.
+
+## Steps
+
+1. Create `nginx.yml` file with following contents:
+
+    ```yaml
+    apiVersion: apps/v1
+    kind: Deployment
+    metadata:
+    name: nginx
+    labels:
+        app: nginx-app
+    spec:
+    replicas: 1
+    selector:
+        matchLabels:
+        app: nginx-app
+    template:
+        metadata:
+        labels:
+            app: nginx-app
+        spec:
+        containers:
+            - name: nginx
+            image: nginx:latest
+            ports:
+                - containerPort: 80
+    ```
+
+2. Run the deployment
+
+    ```sh
+    kubectl apply -f nginx.yml
+    ```
+
+3. Check results
+
+    ```sh
+    kubectl get deployments.apps
+    kubectl get pods
+    ```

kubernetes/02.md

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx
+  labels:
+    app: nginx-app
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx-app
+  template:
+    metadata:
+      labels:
+        app: nginx-app
+    spec:
+      containers:
+        - name: nginx
+          image: nginx:latest
+          ports:
+            - containerPort: 80