def show():
# find env file
try:
env_filename = get_env()
except Exception as e:
click.secho("ERROR: Please run 'mlapp init' first or set environment file.", fg='red')
return
env_full_path = os.path.join(os.getcwd(), env_filename)
if os.path.exists(env_full_path):
services = set()
with open(env_full_path) as f:
lines = f.readlines()
for line in lines:
line_striped = line.rstrip()
line_split = line_striped.split('_')
if len(line_split) > 1:
service_name = line_split[0].lstrip()
service_type = '_'.join(line_split[1:])
if service_name != '' and service_name[0] != '#' and MLApp.MLAPP_SERVICE_TYPE[1:] in service_type:
service_type = service_type.split('=')[1]
services.add(tuple([service_name, service_type]))
if len(services):
click.echo(tabulate(list(services), headers=['Service Name', 'Service Type']))
click.echo()
else:
click.echo("No services registered")
else:
click.secho('Env file not found, please create it before!', fg='red')
def add(service):
# creates the env directory if not exists.
create_directory(directory_name='env', include_init=False)
# find env file
try:
env_filename = get_env()
except Exception as e:
click.secho("ERROR: Please run 'mlapp init' first or set environment file.", fg='red')
return
env_full_path = os.path.join(os.getcwd(), env_filename)
credentials = {}
if os.path.exists(env_full_path):
service_keys = add_services_options.get(service, False)
if service_keys:
# get service name from user
while True:
service_name = validate_str(input("Please name your service (to access the service in the code): "))
is_unique = check_for_service_uniqueness_name(service_name, env_filename)
if clean_spaces(service_name) != '' and is_unique:
break
else:
click.secho("ERROR: Service name is required and must be unique, please try again.", fg='red')
for key in service_keys:
while True:
try:
body = service_keys[key]
new_key = service_name + '_' + key
if isinstance(body, str):
credentials[new_key] = body
else:
display_name = body.get('display_name', key)
short_description = body.get('short_description', '')
# create message to display on the terminal.
message = display_name + " (" + short_description + "): " if short_description != '' else key + ": "
# get user input
user_input = clean_spaces(input(message))
# check for default and required values
default_value = body.get('default', None)
is_required = body.get('required', False)
if default_value is not None and user_input == EMPTY_INPUT:
credentials[new_key] = default_value
elif user_input == EMPTY_INPUT and is_required:
raise Exception("'" + display_name + "' is required, please enter a valid value.")
else:
# validates user input
validations_methods = body.get('validations', [])
ans = True
for validate in validations_methods:
ans &= validate(user_input)
if not ans:
raise Exception(body.get('error_msg', ''))
# transforms user input
transformations_methods = body.get('transformations', [])
for trans in transformations_methods:
user_input = trans(user_input)
body_values = body.get('values', False)
if body_values:
body_values_keys = body['values'].keys()
if user_input in body_values_keys:
credentials[new_key] = body['values'][user_input]
else:
raise Exception(body.get('error_msg', 'Oops something bad happened.'))
else:
credentials[new_key] = user_input
break
except Exception as e:
if e == "":
click.secho("Invalid value please try again.", fg='red')
else:
click.secho(str(e), fg='red')
comment = "\n# " + service_name.lower() + " " + service.lower() + " service\n"
write_to_file(env_full_path, content=comment + format_service_dictto_txt(credentials))
click.secho(
"\nSuccess: " + service.capitalize() + " service was added to your project under the name " + service_name.upper() + ".\n",
fg='green')
else:
click.secho("Service not found.", fg='red')
else:
# todo create a default env file?.
click.secho('Env file not found, please create it before!', fg='red')
def delete(service):
try:
# find env file
try:
env_filename = get_env()
except Exception as e:
click.secho("ERROR: Please run 'mlapp init' first or set environment file.", fg='red')
return
env_full_path = os.path.join(os.getcwd(), env_filename)
tmp_filename = "tmp_env_file_to_be_renamed.env"
full_tmp_file_path = os.path.join(os.getcwd(), os.path.join('env', tmp_filename))
is_service_name_to_del_found = False
if os.path.exists(env_full_path):
is_unique = check_for_service_uniqueness_name(service, env_filename)
if is_unique:
click.secho("ERROR: service not found.\nHint: type 'mlapp services' to see all available services.",
fg='red')
else:
with open(env_full_path) as f:
lines = f.readlines()
# creates new file with temporary name
with open(full_tmp_file_path, "w") as output:
for line in lines:
line_striped = line.strip()
if len(line_striped) == 0:
if is_service_name_to_del_found:
continue
else:
output.write(line)
is_service_name_to_del_found = False
continue
line_split = line_striped.split('_')
if len(line_split) > 0 and line_striped[0] != '#':
current_service_name = line_split[0]
# check if we should keep current service
if current_service_name.lower() != service.lower():
output.write(line)
else:
is_service_name_to_del_found = True
else:
if line_striped != '\n' and line_striped[0] == '#' and service.lower() in line_striped.lower():
continue
else:
output.write(line)
# deletes original file
os.remove(env_full_path)
# renames tmp file to original file
os.rename(full_tmp_file_path, env_full_path)
click.secho(
"\nSuccess: " + service.upper() + " service was deleted from your project.\n", fg='green')
else:
click.secho('ERROR: environment file not found, please create it before!', fg='red')
except Exception as e:
raise e
