def module_resolve():
helpers.validate_opsimulate_home_present()
helpers.validate_credentials_loaded()
helpers.validate_module_selected()
helpers.validate_vm_running()
helpers.clear_hint_history()
print('Resolving module problem...')
ip_address = helpers.running_vm_ip_address()
module_resolve_script = helpers.file_from_selected_module(
constants.MODULE_RESOLVE_SCRIPT)
module_resolve_command = \
"ssh -i {} -o 'StrictHostKeyChecking no' {}@{} 'bash -s' < {}".format(
constants.PRIVATE_KEY_FILE, constants.VM_USERNAME, ip_address,
module_resolve_script)
if call(module_resolve_command, shell=True) == 0:
print("Module problem has been resolved.")
print('Solution Explanation:')
print(helpers.get_module_solution())
else:
print("Cannot resolve module problem")
print("The module problem might have been already resolved")
print("Run 'opsimulate module_check' to see if the problem "
"is still active")
def deploy():
helpers.validate_opsimulate_home_present()
helpers.validate_credentials_loaded()
# Setup student interface to server by setting up SSH + keys
helpers.generate_ssh_key()
# Use GCE API client and Gitlab debian package to deploy and setup
helpers.create_gce_vm()
helpers.enable_network_access_gitlab()
def load_credentials(credential_path):
helpers.validate_opsimulate_home_present()
if os.path.isabs(credential_path):
abs_credential_path = credential_path
else:
current_dir = os.getcwd()
abs_credential_path = os.path.join(current_dir, credential_path)
shutil.copyfile(abs_credential_path, constants.SERVICE_ACCOUNT_FILE)
print("Copying GCP credentials into opsimulate home directory as: {}"
.format(constants.SERVICE_ACCOUNT_FILE))
def connect():
helpers.validate_opsimulate_home_present()
helpers.validate_credentials_loaded()
helpers.validate_vm_running()
vm_instance_info = helpers.running_vm_instance()
ip_address = vm_instance_info.get('networkInterfaces')[0] \
.get('accessConfigs')[0].get('natIP')
ssh_command = "ssh -i {} -o 'StrictHostKeyChecking no' {}@{}".format(
constants.PRIVATE_KEY_FILE, constants.VM_USERNAME, ip_address)
print("To connect to your running VM instance, execute the "
"following command:")
print(ssh_command)
def module_hint(seen):
helpers.validate_opsimulate_home_present()
helpers.validate_module_selected()
if seen:
# Print all seen hints
print("Here's all the hints you've seen so far:")
hints = helpers.get_seen_hints()
for hint in hints:
print(hint)
else:
print("Here's a hint:")
hint = helpers.get_new_hint()
print(hint)
def module_select(module_path):
helpers.validate_opsimulate_home_present()
if os.path.isabs(module_path):
abs_module_path = module_path
else:
current_dir = os.getcwd()
abs_module_path = os.path.join(current_dir, module_path)
helpers.validate_module_contents(abs_module_path)
helpers.validate_module_scripts_executable(abs_module_path)
helpers.validate_module_metadata(abs_module_path)
helpers.clear_hint_history()
with open(constants.SAVED_SELECTED_MODULE_PATH, 'w') as f:
f.write(abs_module_path)
print('Saved path of selected module to {}'.format(
constants.SAVED_SELECTED_MODULE_PATH))
print('Module Description:')
print(helpers.get_module_description())
def module_check():
helpers.validate_opsimulate_home_present()
helpers.validate_credentials_loaded()
helpers.validate_module_selected()
helpers.validate_vm_running()
print('Checking if module problem has been fixed...')
ip_address = helpers.running_vm_ip_address()
module_check_script = helpers.file_from_selected_module(
constants.MODULE_CHECK_SCRIPT)
module_check_command = \
"ssh -i {} -o 'StrictHostKeyChecking no' {}@{} 'bash -s' < {}".format(
constants.PRIVATE_KEY_FILE, constants.VM_USERNAME, ip_address,
module_check_script)
if call(module_check_command, shell=True) == 0:
print("Module problem has been fixed. Great job!")
else:
print("Module problem is still an issue. Keep trying, you got this!")
def module_start():
helpers.validate_opsimulate_home_present()
helpers.validate_credentials_loaded()
helpers.validate_module_selected()
helpers.validate_vm_running()
helpers.clear_hint_history()
print("Initiating module problem")
ip_address = helpers.running_vm_ip_address()
module_start_script = helpers.file_from_selected_module(
constants.MODULE_START_SCRIPT)
module_start_command = \
"ssh -i {} -o 'StrictHostKeyChecking no' {}@{} 'bash -s' < {}".format(
constants.PRIVATE_KEY_FILE, constants.VM_USERNAME, ip_address,
module_start_script)
if call(module_start_command, shell=True) == 0:
print("Initiated module problem")
print('In this problem scenario:')
print(helpers.get_module_intro())
else:
print("Initiating module problem failed")