def cli_create_golden_image():
# Get all staging images
staging_images = NfsStagingImage.get_images()
# Check if there are staging images
if not staging_images:
raise UserWarning(
'No nfs staging images. Golden image creation require an nfs staging image.'
)
# Get staging images names
staging_images_names = [
staging_image.name for staging_image in staging_images
]
# Select a staging image for golden image creation
printc('[+] Select the nfs image to use for golden image creation:',
Color.GREEN)
staging_image_name = select_from_list(staging_images_names)
staging_image = ImageManager.get_created_image(staging_image_name)
# Condition to test if image name is compliant
while True:
printc('\n[+] Give a name for your image', Color.GREEN)
# Get new image name
selected_image_name = input('-->: ').replace(" ", "")
if selected_image_name == '':
raise UserWarning('Image name cannot be empty !')
if not ImageManager.is_image(selected_image_name):
break
# Else
print('Image ' + selected_image_name +
' already exist, use another image name.')
# Confirm image creation
printc(
'\n[+] Would you like to create a new nfs golden image with the following attributes: (yes/no)',
Color.GREEN)
print(' ├── Image name: \t\t' + selected_image_name)
print(' └── Staging image from: \t' + staging_image.name)
confirmation = input('-->: ').replace(" ", "")
if confirmation == 'yes':
# Create the image object
NfsGoldenImage(selected_image_name, staging_image)
printc('\n[OK] Done.', Color.GREEN)
elif confirmation == 'no':
printc('\nImage creation cancelled, return to main menu.',
Color.YELLOW)
return
else:
raise UserWarning('\nInvalid confirmation !')
def cli_menu():
"""This method is needed for all diskless module to be available by cli interface."""
printc('\n == Welcome to demo image module == \n', Color.GREEN)
print('1 - Create my demo image')
print('\n Select an action')
main_action = input('-->: ')
print('')
if main_action == '1':
# Condition to test if image name is compliant
while True:
printc('[+] Give a name for your demo image', Color.GREEN)
# Get new image name
selected_image_name = input('-->: ').replace(" ", "")
if selected_image_name == '':
raise UserWarning('Image name cannot be empty !')
if not ImageManager.is_image(selected_image_name):
break
# Else
print('Image ' + selected_image_name +
' already exist, use another image name.')
printc('\nGive a message for your demo image:', Color.GREEN)
demo_message = input('-->: ')
# Create a DemoImage image
DemoImage(selected_image_name, demo_message)
# Bad entry
else:
raise UserWarning(
'\'' + main_action +
'\' is not a valid entry. Please enter another value.')
def cli_create_livenet_image():
# Get available kernels
kernel_list = KernelManager.get_available_kernels()
# If there are no kernels aise an exception
if not kernel_list:
raise UserWarning('No kernel available')
# Condition to test if image name is compliant
while True:
printc('[+] Give a name for your image', Color.GREEN)
# Get new image name
selected_image_name = input('-->: ').replace(" ", "")
if selected_image_name == '':
raise UserWarning('Image name cannot be empty !')
if not ImageManager.is_image(selected_image_name):
break
# Else
print('Image ' + selected_image_name +
' already exist, use another image name.')
# Select the kernel to use
printc('\n[+] Select your kernel:', Color.GREEN)
selected_kernel = select_from_list(kernel_list)
# Manage password
printc('\n[+] Give a password for your image', Color.GREEN)
selected_password = input(
'Enter clear root password of the new image: ').replace(" ", "")
# Select livenet type
types_list = [
'Standard: core (~1.3Gb)',
'Small: openssh, dnf and NetworkManager (~300Mb)',
'Minimal: openssh only (~270Mb)'
]
get_type = select_from_list(types_list)
if get_type == 'Standard: core (~1.3Gb)':
selected_type = LivenetImage.Type.STANDARD
elif get_type == 'Small: openssh, dnf and NetworkManager (~300Mb)':
selected_type = LivenetImage.Type.SMALL
elif get_type == 'Minimal: openssh only (~270Mb)':
selected_type = LivenetImage.Type.CORE
else:
raise UserWarning('Not a valid choice !')
# Select livenet size
printc(
'\nPlease choose image size:\n(supported units: M=1024*1024, G=1024*1024*1024)\n(Examples: 5120M or 5G)',
Color.GREEN)
selected_size = input('-->: ')
# Check and convert the size
image_size = cli_get_size(selected_size)
# Check size compliance with livenet image expected size limits
if int(image_size) < (LivenetImage.MIN_LIVENET_SIZE) or int(image_size) > (
LivenetImage.MAX_LIVENET_SIZE):
raise UserWarning('\nSize out of limits !')
# Inject ssh key or not
printc(
'\nEnter path to SSH public key (left empty to disable key injection)',
Color.GREEN)
selected_ssh_pub_key = input('-->: ')
if selected_ssh_pub_key != '' and not os.path.exists(selected_ssh_pub_key):
raise UserWarning('\nSSH public key not found ' + selected_ssh_pub_key)
if selected_ssh_pub_key == '':
selected_ssh_pub_key = None
# Activate SELinux or not
printc('\nActivate SELinux inside the image (yes/no) ?', Color.GREEN)
answer_selinux = input('-->: ')
if answer_selinux == 'yes':
selinux = True
elif answer_selinux == 'no':
selinux = False
else:
raise UserWarning('\nInvalid input !')
# Propose to user to install additional packages
printc(
'\nDo you want to customize your image with additional packages (yes/no) ? ',
Color.GREEN)
choice = input('-->: ')
# Install additional packages
if choice == 'yes':
# Get package list from user
additional_packages = Image.cli_add_packages()
# Don't install additional packages
elif choice == 'no':
additional_packages = None
else:
raise UserWarning('\nInvalid entry !')
# Propose to user to specify a release version
printc(
'\nSpecify a release version for installation (left empty to not use the --relasever option)',
Color.GREEN)
release_version = input('-->: ')
if release_version == '':
release_version = None
# Propose to optimize image packages
printc(
'\nDo you wish tool try to optimize image by using aggressive packages dependencies parameters ? ',
Color.GREEN)
printc(
'Note that this may collide with additional packages if asked for. (yes/no) ? ',
Color.GREEN)
answer_optimize = input('-->: ')
if answer_optimize == 'yes':
optimize = True
elif answer_optimize == 'no':
optimize = False
else:
raise UserWarning('\nInvalid input !')
# Confirm image creation
printc(
'\n[+] Would you like to create a new livenet image with the following attributes: (yes/no)',
Color.GREEN)
print(' ├── Image name: \t\t' + selected_image_name)
print(' ├── Image password: \t\t' + selected_password)
print(' ├── Image kernel: \t\t' + selected_kernel)
print(' ├── Image type: \t\t' + get_type)
print(' ├── Image size: \t\t' + selected_size)
print(' ├── Optimize packages: \t' + str(optimize))
# Print ssh pub key packages if there is one
if selected_ssh_pub_key is not None:
print(' ├── SSH pubkey: \t\t' + selected_ssh_pub_key)
# Print additional packages if there is
if additional_packages is not None:
print(' ├── Additional packages: \t' + str(additional_packages))
# Print release version if there is one
if release_version is not None:
print(' ├── Release version: \t\t' + release_version)
print(' └── Enable SELinux: \t\t' + str(selinux))
confirmation = input('-->: ').replace(" ", "")
if confirmation == 'yes':
# Create the image object
LivenetImage(selected_image_name, selected_password, selected_kernel,
selected_type, image_size, additional_packages,
selected_ssh_pub_key, selinux, release_version, optimize)
printc('\n[OK] Done.', Color.GREEN)
elif confirmation == 'no':
printc('\n[+] Image creation cancelled, return to main menu.',
Color.YELLOW)
return
else:
raise UserWarning('\nInvalid confirmation !')
def cli_create_staging_image():
# Get available kernels
kernel_list = KernelManager.get_available_kernels()
# If there are no kernels aise an exception
if not kernel_list:
raise UserWarning('No kernel available')
# Condition to test if image name is compliant
while True:
printc('[+] Give a name for your image', Color.GREEN)
# Get new image name
selected_image_name = input('-->: ').replace(" ", "")
if selected_image_name == '':
raise UserWarning('Image name cannot be empty !')
if not ImageManager.is_image(selected_image_name):
break
# Else
print('Image ' + selected_image_name +
' already exist, use another image name.')
# Select the kernel to use
printc('\n[+] Select your kernel:', Color.GREEN)
selected_kernel = select_from_list(kernel_list)
# Manage password
printc('\n[+] Give a password for your image', Color.GREEN)
selected_password = input(
'Please enter clear root password of the new image: ').replace(
" ", "")
# Propose to user to install additional packages
printc(
'\nDo you want to customize your image with additional packages? (yes/no)',
Color.GREEN)
choice = input('-->: ')
# Install addictional packages
if choice == 'yes':
# Get package list from user
additional_packages = Image.cli_add_packages()
# Don't install additional packages
elif choice == 'no':
additional_packages = None
else:
raise UserWarning('\nInvalid entry !')
# Propose to user to specify a release version
printc(
'\nSpecify a release version for installation (left empty to not use the --relasever option)',
Color.GREEN)
release_version = input('-->: ')
if release_version == '':
release_version = None
# Confirm image creation
printc(
'\n[+] Would you like to create a new nfs staging image with the following attributes: (yes/no)',
Color.GREEN)
print(' ├── Image name: \t\t' + selected_image_name)
print(' ├── Image password : \t\t' + selected_password)
# Print additional packages if there is
if additional_packages is not None:
print(' ├── Additional packages: \t' + str(additional_packages))
# Print release version if there is one
if release_version is not None:
print(' ├── Release version: \t\t' + release_version)
print(' └── Image kernel: \t\t' + selected_kernel)
confirmation = input('-->: ').replace(" ", "")
if confirmation == 'yes':
# Create the image object
NfsStagingImage(selected_image_name, selected_password,
selected_kernel, additional_packages, release_version)
printc('\n[OK] Done.', Color.GREEN)
elif confirmation == 'no':
printc('\n[+] Image creation cancelled, return to main menu.',
Color.YELLOW)
return
else:
raise UserWarning('\nInvalid confirmation !')