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# ============LICENSE_START=======================================================
# org.onap.dcae
# ================================================================================
# Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
# ================================================================================
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============LICENSE_END=========================================================
#
# ECOMP is a trademark and service mark of AT&T Intellectual Property.
# -*- coding: utf-8 -*-
"""
Provides dcae cli config utilities
"""
import os, re
import click
import six
from dcae_cli import util
from dcae_cli import _version
from dcae_cli.util import get_app_dir, get_pref, update_pref, write_pref, pref_exists
class ConfigurationInitError(RuntimeError):
pass
def get_config_path():
'''Returns the absolute configuration file path'''
return os.path.join(get_app_dir(), 'config.json')
def _init_config_user():
while True:
user = click.prompt('Please enter your user id', type=str).strip()
# There should be no special characters
if re.match("(?:\w*)\Z", user):
return user
else:
click.echo("Invalid user id. Please try again.")
def _init_config():
'''Returns an initial dict for populating the config'''
# Grab the remote config and merge it in
try:
new_config = util.fetch_file_from_nexus("/dcae-cli/config.json")
except:
# REVIEW: Should we allow users to manually setup their config if not
# able to pull from remote server?
raise ConfigurationInitError("Could not download configuration from remote server")
new_config["user"] = _init_config_user()
new_config["cli_version"] = _version.__version__
if "db_url" not in new_config or not new_config["db_url"]:
# Really you should never get to this point because the remote config
# should have a postgres db url.
fallback = ''.join(('sqlite:///', os.path.join(get_app_dir(), 'dcae_cli.db')))
new_config["db_url"] = fallback
return new_config
def should_force_reinit(config):
"""Configs older than 2.0.0 should be replaced"""
ver = config.get("cli_version", "0.0.0")
return int(ver.split(".")[0]) < 2
def get_config():
'''Returns the configuration dictionary'''
return get_pref(get_config_path(), _init_config)
# These functions are used to fetch the configurable path to the various json
# schema files used in validation.
def get_path_component_spec():
return get_config().get("path_component_spec",
"/schemas/component-specification/dcae-cli-v3/component-spec-schema.json")
def get_path_data_format():
return get_config().get("path_data_format",
"/schemas/data-format/dcae-cli-v1/data-format-schema.json")
def get_active_profile():
return get_config().get("active_profile", None)
def update_config(**kwargs):
'''Updates and returns the configuration dictionary'''
return update_pref(path=get_config_path(), init_func=get_config, **kwargs)
def _reinit_config(init_func):
new_config = init_func()
config_path = get_config_path()
if pref_exists(config_path):
existing_config = get_config()
# Make sure to clobber existing values and not other way
existing_config.update(new_config)
new_config = existing_config
write_pref(new_config, config_path)
return new_config
def reinit_config():
return _reinit_config(_init_config)
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