template-provisioning

#!/bin/bash

# ===============================================
# 🔧 OpenShift VM Template Provisioner & Auto Starter
# ===============================================

# Namespace where templates are located
NAMESPACE="uat-infra-tools"

# List of available templates
declare -A templates
templates=(
  ["1"]="centos-stream9-desktop"
  ["2"]="rhel8-desktop"
  ["3"]="windows2k22-vm-template"
  ["4"]="windows2k25"
)

echo "==============================================="
echo "      🔧 OpenShift VM Template Provisioner"
echo "==============================================="
echo ""
echo "Select a template to provision:"
echo "1) CentOS Stream 9 Desktop"
echo "2) RHEL 8 Desktop"
echo "3) Windows Server 2022 (Template)"
echo "4) Windows Server 2025"
echo ""

read -p "Enter your choice [1-4]: " choice

# Validate input
if [[ -z "${templates[$choice]}" ]]; then
  echo "❌ Invalid choice. Exiting."
  exit 1
fi

TEMPLATE=${templates[$choice]}

# Ask for VM name
read -p "Enter VM name: " VM_NAME

if [[ -z "$VM_NAME" ]]; then
  echo "❌ VM name cannot be empty."
  exit 1
fi

echo ""
echo "==============================================="
echo " You have selected:"
echo " Template:  $TEMPLATE"
echo " VM Name:   $VM_NAME"
echo " Namespace: $NAMESPACE"
echo "==============================================="
echo ""

read -p "Proceed with provisioning? (y/n): " confirm
if [[ "$confirm" != "y" && "$confirm" != "Y" ]]; then
  echo "❌ Operation cancelled."
  exit 0
fi

# Step 1: Provision the VM
echo "🚀 Provisioning VM from template..."
oc process -n "$NAMESPACE" "$TEMPLATE" NAME="$VM_NAME" | oc apply -f -

if [[ $? -ne 0 ]]; then
  echo "❌ Failed to create VM. Please check logs."
  exit 1
fi

# Step 2: Wait until VM shows up
echo ""
echo "⏳ Waiting for VM resource to appear..."
for i in {1..20}; do
  STATUS=$(oc get vm "$VM_NAME" -n "$NAMESPACE" -o jsonpath='{.status.printableStatus}' 2>/dev/null)
  if [[ -n "$STATUS" ]]; then
    echo "✅ VM detected: $STATUS"
    break
  fi
  sleep 5
done

# Step 3: Wait until VM becomes Stopped
echo ""
echo "⏳ Waiting for VM status to become 'Stopped'..."
for i in {1..60}; do
  STATUS=$(oc get vm "$VM_NAME" -n "$NAMESPACE" -o jsonpath='{.status.printableStatus}' 2>/dev/null)
  if [[ "$STATUS" == "Stopped" ]]; then
    echo "✅ VM is in 'Stopped' state."
    break
  fi
  echo "   Current status: ${STATUS:-Pending} (waiting...)"
  sleep 5
done

# Step 4: Start the VM automatically
echo ""
echo "🚀 Starting the VM..."
virtctl start vm "$VM_NAME" -n "$NAMESPACE"

if [[ $? -ne 0 ]]; then
  echo "❌ Failed to start VM. Please check logs."
  exit 1
fi

# Step 5: Wait for VM to be running
echo ""
echo "⏳ Waiting for VM to enter 'Running' state..."
for i in {1..60}; do
  STATUS=$(oc get vm "$VM_NAME" -n "$NAMESPACE" -o jsonpath='{.status.printableStatus}' 2>/dev/null)
  if [[ "$STATUS" == "Running" ]]; then
    echo "✅ VM is Running!"
    break
  fi
  echo "   Current status: ${STATUS:-Pending} (waiting...)"
  sleep 5
done

# Step 6: Show final status
echo ""
echo "==============================================="
echo "📦 Final VM Status:"
oc get vm "$VM_NAME" -n "$NAMESPACE"

echo ""
echo "==============================================="
echo "🧩 VMI Status:"
oc get vmi "$VM_NAME" -n "$NAMESPACE" || echo "⚠️  No VMI found yet."

echo ""
echo "✅ All done."