Refactorized scripts

vm_manage.sh

@@ -0,0 +1,143 @@
+#!/bin/env bash
+
+source env_scripts/common.sh
+source env_scripts/functions.sh
+# Default values for VM creation parameters
+VM_MEM_SIZE=1024
+VM_VCPUS=1
+VM_DISK_SIZE=10
+
+# Function to display usage message
+usage() {
+    echo "Usage: $0 create -n NAME [-b BRIDGE] [-r RAM] [-c VCPUS] [-s DISK] [-v]"
+    echo "       $0 delete -n NAME"
+    echo "       $0 info -n NAME"
+    echo "       $0 connect -n NAME"
+    echo "       $0 list"
+    echo ""
+    echo "Actions:"
+    echo "  create     Create a new virtual machine"
+    echo "  delete     Delete a virtual machine"
+    echo "  list       List all defined virtual machines"
+    echo "  info       Show information about a virtual machine"
+    echo "  connect    Connect to the console of a virtual machine"
+    echo ""
+    echo "Options for 'create':"
+    echo "  -h         Show this help message"
+    echo "  -n NAME    Host name (required)"
+    echo "  -b BRIDGE  Bridge interface name"
+    echo "  -r RAM     RAM in MB (default: ${VM_MEM_SIZE})"
+    echo "  -c VCPUS   Number of VCPUs (default: ${VM_VCPUS})"
+    echo "  -s DISK    Disk size in GB (default: ${VM_DISK_SIZE})"
+    echo "  -v         Verbose mode"
+    exit 1
+}
+
+# Check if at least one argument is provided
+if [ $# -eq 0 ]; then
+    usage
+fi
+
+ACTION="$1"
+shift
+
+case "${ACTION}" in
+    create)
+        # Parse options for create command
+        VERBOSE=false
+        NAME_SET=false
+
+        while getopts ":hn:b:r:c:s:v" opt; do
+            case "${opt}" in
+                h)
+                    usage
+                    ;;
+                n)
+                    VM_HOSTNAME="${OPTARG}"
+                    NAME_SET=true
+                    ;;
+                b)
+                    BRIDGE_INTERFACE="${OPTARG}"
+                    ;;
+                r)
+                    VM_MEM_SIZE="${OPTARG}"
+                    ;;
+                c)
+                    VM_VCPUS="${OPTARG}"
+                    ;;
+                s)
+                    VM_DISK_SIZE="${OPTARG}"
+                    ;;
+                v)
+                    VERBOSE=true
+                    ;;
+                \?)
+                    echo "Invalid option: -${OPTARG}" >&2
+                    usage
+                    ;;
+                :)
+                    echo "Option -${OPTARG} requires an argument." >&2
+                    usage
+                    ;;
+            esac
+        done
+
+        # Check that required parameter (-n) was provided
+        if ! ${NAME_SET}; then
+            echo "Error: The -n option is required for create action." >&2
+            usage
+        fi
+        source env_scripts/common.sh
+        #Check network type
+        vm_net_set_bridge_mode
+        #Check host os for guest debian type
+        check_host_os
+        #Read os_options.json and generate guests menu
+        #Select guest
+        show_vm_menu
+        #Download cloud image
+        vm_download_base_image
+        #Compare hashes
+        compare_checksum
+        #Create guest image
+        vm_create_guest_image
+        #Generate ssh key
+        vm_generate_ssh_hey
+        #Generate meta-data file for VM
+        vm_gen_meta_data
+        #Generate user-data file for VM
+        vm_gen_linux_user_data
+        #Install VM
+        vm_guest_install
+        ;;
+
+    delete|info|connect)
+        # These actions require a NAME directly as first argument after ACTION
+        if [ $# -ne 1 ]; then
+            echo "Error: ${ACTION} requires a VM name as argument." >&2
+            usage
+        fi
+        VM_HOSTNAME="$1"
+        source env_scripts/common.sh
+        echo "Action: ${ACTION}"
+        echo "VM Name: ${VM_HOSTNAME}"
+        if [[ "${ACTION}" == 'delete' ]]; then
+            vm_delete ${VM_HOSTNAME}
+	    elif [[ "${ACTION}" == 'info' ]]; then
+            vm_net_get_ip ${VM_HOSTNAME}
+	    elif [[ "${ACTION}" == 'connect' ]]; then
+            vm_connect ${VM_HOSTNAME}
+	    fi
+        ;;
+
+    list)
+        #echo "Action: list"
+        vm_list
+        ;;
+
+    *)
+        echo "Unknown action: ${ACTION}" >&2
+        usage
+        ;;
+esac
+exit 0