Initial commit: loc_az_hci (smom-dbis-138 excluded via .gitignore)

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/utils/prerequisites-check.sh

@@ -0,0 +1,188 @@
+#!/bin/bash
+source ~/.bashrc
+# Prerequisites Check Script
+# Validates system requirements before deployment
+
+set -e
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+CHECK_TYPE="${1:-all}"
+
+log_info() {
+    echo -e "${GREEN}[INFO]${NC} $1"
+}
+
+log_warn() {
+    echo -e "${YELLOW}[WARN]${NC} $1"
+}
+
+log_error() {
+    echo -e "${RED}[ERROR]${NC} $1"
+}
+
+check_pass() {
+    echo -e "${GREEN}✓${NC} $1"
+}
+
+check_fail() {
+    echo -e "${RED}✗${NC} $1"
+    return 1
+}
+
+check_proxmox() {
+    log_info "Checking Proxmox VE installation..."
+    
+    if command -v pvecm &> /dev/null && command -v pvesm &> /dev/null; then
+        check_pass "Proxmox VE tools installed"
+        pveversion | head -1
+    else
+        check_fail "Proxmox VE tools not found"
+        return 1
+    fi
+}
+
+check_network() {
+    log_info "Checking network configuration..."
+    
+    if ip link show vmbr0 &>/dev/null; then
+        check_pass "Bridge vmbr0 exists"
+        ip addr show vmbr0 | grep "inet " || check_warn "vmbr0 has no IP address"
+    else
+        check_warn "Bridge vmbr0 not found (may need network configuration)"
+    fi
+}
+
+check_azure_cli() {
+    log_info "Checking Azure CLI installation..."
+    
+    if command -v az &> /dev/null; then
+        check_pass "Azure CLI installed"
+        az version | head -1
+        
+        # Check if logged in
+        if az account show &>/dev/null; then
+            check_pass "Azure CLI authenticated"
+            az account show --query "{subscriptionId:id, tenantId:tenantId}" -o table
+        else
+            check_warn "Azure CLI not authenticated (run 'az login')"
+        fi
+    else
+        check_warn "Azure CLI not installed (required for Azure Arc onboarding)"
+    fi
+}
+
+check_kubectl() {
+    log_info "Checking kubectl installation..."
+    
+    if command -v kubectl &> /dev/null; then
+        check_pass "kubectl installed"
+        kubectl version --client --short
+    else
+        check_warn "kubectl not installed (required for Kubernetes management)"
+    fi
+}
+
+check_helm() {
+    log_info "Checking Helm installation..."
+    
+    if command -v helm &> /dev/null; then
+        check_pass "Helm installed"
+        helm version --short
+    else
+        check_warn "Helm not installed (required for GitOps deployments)"
+    fi
+}
+
+check_docker() {
+    log_info "Checking Docker installation..."
+    
+    if command -v docker &> /dev/null; then
+        check_pass "Docker installed"
+        docker --version
+        
+        if docker ps &>/dev/null; then
+            check_pass "Docker daemon running"
+        else
+            check_warn "Docker daemon not running"
+        fi
+    else
+        check_warn "Docker not installed (required for Git/GitLab deployment)"
+    fi
+}
+
+check_terraform() {
+    log_info "Checking Terraform installation..."
+    
+    if command -v terraform &> /dev/null; then
+        check_pass "Terraform installed"
+        terraform version | head -1
+    else
+        check_warn "Terraform not installed (optional, for IaC)"
+    fi
+}
+
+check_system_resources() {
+    log_info "Checking system resources..."
+    
+    # Check memory
+    TOTAL_MEM=$(free -g | awk '/^Mem:/{print $2}')
+    if [ "$TOTAL_MEM" -ge 8 ]; then
+        check_pass "Memory: ${TOTAL_MEM}GB (minimum 8GB recommended)"
+    else
+        check_warn "Memory: ${TOTAL_MEM}GB (8GB+ recommended)"
+    fi
+    
+    # Check disk space
+    DISK_SPACE=$(df -h / | awk 'NR==2 {print $4}')
+    check_info "Available disk space: $DISK_SPACE"
+}
+
+check_info() {
+    echo -e "${GREEN}ℹ${NC} $1"
+}
+
+main() {
+    log_info "Running prerequisites check: $CHECK_TYPE"
+    
+    case "$CHECK_TYPE" in
+        proxmox)
+            check_proxmox
+            check_network
+            ;;
+        azure)
+            check_azure_cli
+            ;;
+        kubernetes)
+            check_kubectl
+            check_helm
+            ;;
+        git)
+            check_docker
+            ;;
+        all)
+            check_proxmox
+            check_network
+            check_azure_cli
+            check_kubectl
+            check_helm
+            check_docker
+            check_terraform
+            check_system_resources
+            ;;
+        *)
+            log_error "Unknown check type: $CHECK_TYPE"
+            log_info "Available types: proxmox, azure, kubernetes, git, all"
+            exit 1
+            ;;
+    esac
+    
+    log_info "Prerequisites check completed"
+}
+
+main "$@"
+