Proxmox script for kind

Author: rcastley

local-hosting/proxmox/ubuntu-cloud-kind.sh

@@ -0,0 +1,251 @@
+#!/usr/bin/env bash
+export TERM=xterm-256color
+
+apt update -qq
+apt install jq curl -y -qq
+
+function header_info() {
+  clear
+  cat <<"EOF"
+
+███████╗██████╗ ██╗     ██╗   ██╗███╗   ██╗██╗  ██╗    ██╗
+██╔════╝██╔══██╗██║     ██║   ██║████╗  ██║██║ ██╔╝    ╚██╗
+███████╗██████╔╝██║     ██║   ██║██╔██╗ ██║█████╔╝      ╚██╗
+╚════██║██╔═══╝ ██║     ██║   ██║██║╚██╗██║██╔═██╗      ██╔╝
+███████║██║     ███████╗╚██████╔╝██║ ╚████║██║  ██╗    ██╔╝
+╚══════╝╚═╝     ╚══════╝ ╚═════╝ ╚═╝  ╚═══╝╚═╝  ╚═╝    ╚═╝
+EOF
+}
+
+YW=$(echo "\033[33m")
+BL=$(echo "\033[36m")
+HA=$(echo "\033[1;34m")
+RD=$(echo "\033[01;31m")
+BGN=$(echo "\033[4;92m")
+GN=$(echo "\033[1;92m")
+DGN=$(echo "\033[32m")
+CL=$(echo "\033[m")
+
+if whiptail --backtitle "Splunk" --title "Observability Workshop VM" --yesno "This will create a Observability Workshop VM. Proceed?" 10 58; then
+  :
+else
+  header_info && echo -e "${RD}User exited script${CL}\n" && exit
+fi
+
+if SWIPE_ID=$(whiptail --backtitle "Splunk" --title "SWiPE ID" --inputbox "Enter your SWiPE ID:" 10 58 3>&1 1>&2 2>&3); then
+  #SWIPE_ID=$REPLY
+  if [[ -n "$SWIPE_ID" ]]; then
+    echo -e "SWiPE ID: ${YW}${SWIPE_ID}${CL}"
+  else
+    header_info && echo -e "${RD}Invalid SWiPE ID. Exiting script.${CL}\n" && exit
+  fi
+else
+  header_info && echo -e "${RD}User exited script${CL}\n" && exit
+fi
+
+# Call the API and store the response
+JSON_RESPONSE=$(curl -s https://swipe.splunk.show/api?id=${SWIPE_ID})
+
+# Check if Workshop ID not found
+if [[ "$JSON_RESPONSE" == '{"message":"Workshop ID not found"}' ]]; then
+  header_info && echo -e "${RD}Workshop ID not found. Exiting script.${CL}\n" && exit
+fi
+
+# Parse the JSON response and extract values
+REALM=$(echo ${JSON_RESPONSE} | jq -r '.REALM')
+RUM_TOKEN=$(echo ${JSON_RESPONSE} | jq -r '.RUM')
+INGEST_TOKEN=$(echo ${JSON_RESPONSE} | jq -r '.INGEST')
+API_TOKEN=$(echo ${JSON_RESPONSE} | jq -r '.API')
+HEC_TOKEN=$(echo ${JSON_RESPONSE} | jq -r '.HEC_TOKEN')
+HEC_URL=$(echo ${JSON_RESPONSE} | jq -r '.HEC_URL')
+
+NEXTID=$(pvesh get /cluster/nextid)
+
+UNIQUE_HOST_ID=$(echo $RANDOM | md5sum | head -c 4)
+RANDOM_ADDITION=$((4000 + RANDOM % 1001))
+VMID=$((NEXTID + RANDOM_ADDITION))
+STORAGE=local-lvm
+HOSTNAME=$UNIQUE_HOST_ID-workshop-$VMID
+USER=splunk
+PASSWORD=Splunk123!
+LATEST_K9S_VERSION=$(curl -s https://api.github.com/repos/derailed/k9s/releases/latest | jq -r '.tag_name')
+LATEST_TERRAFORM_VERSION=$(curl -s https://api.github.com/repos/hashicorp/terraform/releases/latest | jq -r '.tag_name | ltrimstr("v")')
+
+echo -e "Hostname: ${YW}${HOSTNAME}${CL}\n"
+#set -x
+
+cat << EOF | tee /var/lib/vz/snippets/ubuntu.yaml >/dev/null
+#cloud-config
+package_update: true
+package_upgrade: true
+package_reboot_if_required: false
+
+hostname: $HOSTNAME
+manage_etc_hosts: true
+fqdn: $HOSTNAME
+user: $USER
+password: $PASSWORD
+chpasswd:
+  expire: False
+users:
+  - name: $USER
+    sudo: ALL=(ALL) NOPASSWD:ALL
+    shell: /bin/bash
+ssh_pwauth: True
+packages:
+  - bash
+  - ansible
+  - docker
+  - docker-buildx
+  - curl
+  - docker-compose
+  - jq
+  - maven
+  - net-tools
+  - openjdk-17-jdk
+  - python3-venv
+  - python3-pip
+  - unzip
+  - zsh
+  - git
+  - wget
+  - qemu-guest-agent
+snap:
+  commands:
+  - snap install kubectl --classic
+write_files:
+  - path: /etc/environment
+    append: true
+    content: |
+      # Splunk environment variables
+      export TERM=xterm-256color
+      export RUM_TOKEN="$RUM_TOKEN"
+      export ACCESS_TOKEN="$INGEST_TOKEN"
+      export API_TOKEN="$API_TOKEN"
+      export HEC_TOKEN="$HEC_TOKEN"
+      export HEC_URL="$HEC_URL"
+      export REALM="$REALM"
+
+      INSTANCE="$HOSTNAME"
+      CLUSTER_NAME="$HOSTNAME-cluster"
+
+      export INSTANCE CLUSTER_NAME
+
+      export KUBECONFIG=/home/splunk/.kube/config
+      alias kc='kubectl'
+      alias dc='docker-compose'
+
+  - path: /tmp/workshop-secrets.yaml
+    permissions: '0755'
+    content: |
+      apiVersion: v1
+      kind: Secret
+      metadata:
+        name: workshop-secret
+        namespace: default
+      type: Opaque
+      stringData:
+        app: $HOSTNAME-store
+        env: $HOSTNAME-workshop
+        deployment: "deployment.environment=$HOSTNAME-workshop"
+        realm: $REALM
+        access_token: $INGEST_TOKEN
+        api_token: $API_TOKEN
+        rum_token: $RUM_TOKEN
+        hec_token: $HEC_TOKEN
+        hec_url: $HEC_URL
+        url: frontend
+  
+  - path: /tmp/3-node.yaml
+    permissions: '0755'
+    content: |
+      kind: Cluster
+      apiVersion: kind.x-k8s.io/v1alpha4
+      nodes:
+      - role: control-plane
+      - role: worker
+      - role: worker
+
+runcmd:
+  - systemctl start qemu-guest-agent
+  - systemctl enable qemu-guest-agent
+
+  #- chsh -s $(which zsh) splunk
+  #- echo "source /etc/skel/.profile" >> /home/splunk/.zshrc
+
+  # Install Helm
+  - curl -s https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash
+
+  # Install K9s (Kubernetes UI) - Version: ${LATEST_K9S_VERSION}
+  - curl -S -OL https://github.com/derailed/k9s/releases/download/${LATEST_K9S_VERSION}/k9s_Linux_amd64.tar.gz
+  - tar xfz k9s_Linux_amd64.tar.gz -C /usr/local/bin/ k9s
+
+  # Download Workshop
+  - curl -s -OL https://github.com/splunk/observability-workshop/archive/main.zip
+  - unzip -qq main.zip -d /home/splunk/
+  - mkdir /home/splunk/workshop
+  - mv /home/splunk/observability-workshop-main/workshop/* /home/splunk/workshop
+  - mv /home/splunk/workshop/ansible/diab-v3.yml /home/splunk
+  - rm -rf /home/splunk/observability-workshop-main
+  - rm -rf /home/splunk/workshop/aws /home/splunk/workshop/cloud-init /home/splunk/workshop/ansible
+  - mv /home/splunk/workshop/k3s/demo-in-a-box.zip /home/splunk
+
+  # Download Splunk Observability Content Contrib Repo
+  - curl -s -L https://github.com/splunk/observability-content-contrib/archive/main.zip -o content-contrib.zip
+  - unzip -qq content-contrib.zip -d /home/splunk/
+  - mv /home/splunk/observability-content-contrib-main /home/splunk/observability-content-contrib
+
+  # Install Terraform (latest) - Version: ${LATEST_TERRAFORM_VERSION}
+  - curl -S -OL https://releases.hashicorp.com/terraform/${LATEST_TERRAFORM_VERSION}/terraform_${LATEST_TERRAFORM_VERSION}_linux_amd64.zip
+  - unzip -qq terraform_${LATEST_TERRAFORM_VERSION}_linux_amd64.zip -d /usr/local/bin
+
+  # Install kind
+  - [ $(uname -m) = x86_64 ] && curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.30.0/kind-linux-amd64
+  - chmod +x ./kind
+  - mv ./kind /usr/local/bin/kind
+
+  # Create 3 node k3d cluster
+  - kind create cluster --config /tmp/3-node.yaml
+
+  # Add user splunk to docker group
+  - usermod -aG docker splunk
+
+  # Create kube config and set correct permissions on splunk user home directory
+  - mkdir /home/splunk/.kube && kubectl config view --raw > /home/splunk/.kube/config
+  - chmod 400 /home/splunk/.kube/config
+  - chown -R splunk:splunk /home/splunk
+
+  # Deploy private registry
+  - /snap/bin/kubectl apply -f /home/splunk/workshop/k3s/registry/registry.yaml
+
+  # Chaos Mesh
+  - curl -sSL https://mirrors.chaos-mesh.org/v2.7.1/install.sh | bash -s -- --k3s
+
+  # Deploy Splunk secrets
+  - /snap/bin/kubectl apply -f /tmp/workshop-secrets.yaml
+EOF
+
+#qm destroy $VMID >/dev/null
+rm -f jammy-server-cloudimg-amd64.img >/dev/null
+wget -q https://cloud-images.ubuntu.com/jammy/current/jammy-server-cloudimg-amd64.img
+qemu-img resize jammy-server-cloudimg-amd64.img 40G >/dev/null
+qm create $VMID --name $HOSTNAME --ostype l26 \
+    --memory 8192 --balloon 0 \
+    --agent 1 \
+    --bios ovmf --machine q35 --efidisk0 $STORAGE:0,pre-enrolled-keys=0 \
+    --cpu host --socket 1 --cores 4 \
+    --net0 virtio,bridge=vmbr0 >/dev/null
+qm importdisk $VMID jammy-server-cloudimg-amd64.img $STORAGE >/dev/null
+qm set $VMID --scsihw virtio-scsi-pci --virtio0 $STORAGE:vm-$VMID-disk-1,discard=on >/dev/null
+qm set $VMID --boot order=virtio0 >/dev/null
+qm set $VMID --ide2 $STORAGE:cloudinit >/dev/null
+
+qm set $VMID --cicustom "user=local:snippets/ubuntu.yaml" >/dev/null
+qm set $VMID --tags o11y-workshop,jammy,cloudinit >/dev/null
+#qm set $VMID --ciuser ubuntu
+#qm set $VMID --cipassword Splunk123!
+#qm set $VMID --ciupdate 0
+qm set $VMID --ipconfig0 ip=dhcp >/dev/null
+qm cloudinit update $VMID >/dev/null
+#qm template $VMID
+qm start $VMID >/dev/null