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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,4 @@ | ||
| from .auth import Auth | ||
| from .env import Env | ||
| from .synapse import Synapse | ||
| from .config import Config |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| import os | ||
| import json | ||
| import yaml | ||
|
|
||
|
|
||
| class Config: | ||
| class Stages: | ||
| PRODUCTION = 'production' | ||
| STAGING = 'staging' | ||
| DEVELOPMENT = 'development' | ||
| TEST = 'test' | ||
| ALL = [PRODUCTION, STAGING, DEVELOPMENT, TEST] | ||
|
|
||
| @classmethod | ||
| def load_local_into_env(cls, filename, stage=None): | ||
| """Loads and sets OS environment variables from a local config file. | ||
| This should only be called when locally developing, running tests, or setting remote SSM key/values. | ||
| In production or CI all variables must be set in the OS environment or SSM and not loaded from a file. | ||
| Args: | ||
| filename: The filename of the config file to open. | ||
| stage: Which stage to load from the config file (if JSON config file). | ||
| Returns: | ||
| Dictionary of key/values. | ||
| """ | ||
| env_vars = cls.open_local(filename, stage=stage, for_env=True) | ||
|
|
||
| for key, value in env_vars.items(): | ||
| if value is None: | ||
| print('Environment variable: {0} has no value and will not be set.'.format(key)) | ||
| else: | ||
| if isinstance(value, bool): | ||
| value = str(value).lower() | ||
| elif not isinstance(value, str): | ||
| value = str(value) | ||
| os.environ[key] = value | ||
|
|
||
| return env_vars | ||
|
|
||
| @classmethod | ||
| def open_local(cls, filename, stage=None, for_env=False): | ||
| """Opens a local config file and parses it. | ||
| Args: | ||
| filename: The filename of the config file to open. | ||
| stage: Which stage to load from the config file (if JSON config file). | ||
| for_env: Set to True if loading a file to set ENV variables. | ||
| Returns: | ||
| Dict of environment variables. | ||
| """ | ||
| module_dir = os.path.dirname(os.path.abspath(__file__)) | ||
| src_root_dir = os.path.abspath(os.path.join(module_dir, '..')) | ||
| config_file_path = os.path.join(src_root_dir, filename) | ||
|
|
||
| result = {} | ||
|
|
||
| if os.path.isfile(config_file_path): | ||
| print('Loading local configuration from: {0}'.format(config_file_path)) | ||
|
|
||
| if filename.endswith('.yml'): | ||
| config = yaml.safe_load(cls._read_file(config_file_path)) | ||
| else: | ||
| config = json.loads(cls._read_file(config_file_path)).get(stage) | ||
|
|
||
| for key, value in config.items(): | ||
| parsed_value = value | ||
|
|
||
| if str(value).startswith('$ref:'): | ||
| filename = value.replace('$ref:', '') | ||
| parsed_value = cls._read_file(filename) | ||
|
|
||
| if for_env: | ||
| if isinstance(parsed_value, list): | ||
| if len(parsed_value) > 0: | ||
| if isinstance(parsed_value[0], dict): | ||
| parsed_value = json.dumps(parsed_value) | ||
| else: | ||
| parsed_value = ','.join(parsed_value) | ||
| else: | ||
| parsed_value = '' | ||
| elif isinstance(parsed_value, dict): | ||
| parsed_value = json.dumps(parsed_value) | ||
|
|
||
| result[key] = parsed_value | ||
| else: | ||
| print('Configuration file not found at: {0}'.format(config_file_path)) | ||
|
|
||
| return result | ||
|
|
||
| @classmethod | ||
| def _read_file(cls, path): | ||
| with open(path, mode='r') as f: | ||
| return f.read() |
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