[cli] split cli/__init__ into multiple files
This commit is contained in:
Maxime Alves LIRMM
parent
60877762c0
commit
155bab1e8f
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@ -1,44 +1,6 @@
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#!/usr/bin/env python3
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# builtins
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import click
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import uvicorn
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import os
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import sys
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import re
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import importlib
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import logging
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from pprint import pprint
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from configparser import ConfigParser
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from halfapi import __version__
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from halfapi.cli.lib.db import ProjectDB
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from halfapi.conf import DOMAINS
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from halfapi.db import (
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Domain,
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APIRouter,
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APIRoute,
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AclFunction,
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Acl)
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CONTEXT_SETTINGS = {
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}
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TMPL_HALFAPI_ETC = """Insert this into the HALFAPI_CONF_DIR/{project} file
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[project]
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host = 127.0.0.1
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port = 8000
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secret = /path/to/secret_file
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production = False
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base_dir = {base_dir}
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"""
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TMPL_HALFAPI_CONFIG = """[project]
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name = {name}
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halfapi_version = {halfapi_version}
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"""
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logger = logging.getLogger('halfapi')
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@click.group(invoke_without_command=True, context_settings=CONTEXT_SETTINGS)
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@click.option('--version', is_flag=True)
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@ -46,307 +8,10 @@ logger = logging.getLogger('halfapi')
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def cli(ctx, version):
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if version:
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import halfapi
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return click.echo(halfapi.version())
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return click.echo(halfapi.version)
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if ctx.invoked_subcommand is None:
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return run()
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def delete_domain(domain):
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d = Domain(name=domain)
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if len(d) != 1:
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return False
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d.delete(delete_all=True)
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return True
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@click.option('--domain', '-d', default=None, multiple=True)
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@click.option('--update', default=False, is_flag=True)
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@cli.command()
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def routes(domain, update):
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"""
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Lists routes for the specified domains, or update them in the database
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Parameters:
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domain (List[str]|None): The list of the domains to list/update
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The parameter has a misleading name as it is a multiple option
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but this would be strange to use it several times named as "domains"
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update (boolean): If set, update the database for the selected domains
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"""
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if not domain:
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domain = DOMAINS
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else:
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for domain_name in domain:
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if domain_name in DOMAINS:
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continue
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click.echo(
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f'Domain {domain}s is not activated in the configuration')
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if update:
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update_db(domain)
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else:
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list_routes(domain)
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def list_routes(domain):
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print(f'\nDomain {domain}')
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routes = Acl(domain=domain)
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for route in routes.select():
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print('-', route)
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def update_db(domains):
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from halfapi.conf import BASE_DIR
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def add_domain(domain):
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"""
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Inserts Domain into database
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Parameters:
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- domain (str): The domain's name
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"""
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new_domain = Domain(name=domain)
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if len(new_domain) == 0:
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click.echo(f'New domain {domain}')
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new_domain.insert()
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def add_router(name, domain):
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"""
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Inserts Router into database
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Parameters:
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- name (str): The Router's name
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"""
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router = APIRouter()
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router.name = name
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router.domain = domain
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if len(router) == 0:
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router.insert()
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def add_acl_fct(fct, domain):
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"""
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Inserts ACL function into database
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Parameters:
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- fct (Callable): The ACL function reference
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- domain (str): The Domain's name
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"""
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acl = AclFunction()
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acl.domain = domain
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acl.name = fct.__name__
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if len(acl) == 0:
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acl.insert()
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def add_acls(acls, **route):
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"""
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Inserts ACL into database
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Parameters:
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- acls (List[Callable]): List of the Route's ACL's
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- route (dict): The Route
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"""
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route.pop('fct_name')
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acl = Acl(**route)
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for fct in acls:
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acl.acl_fct_name = fct.__name__
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if len(acl) == 0:
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if fct is not None:
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add_acl_fct(fct, route['domain'])
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acl.insert()
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elif fct is None:
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acl.delete()
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def get_fct_name(http_verb, path):
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"""
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Returns the predictable name of the function for a route
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Parameters:
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- http_verb (str): The Route's HTTP method (GET, POST, ...)
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- path (str): A path beginning by '/' for the route
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Returns:
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str: The *unique* function name for a route and it's verb
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Examples:
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>>> get_fct_name('foo', 'bar')
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Traceback (most recent call last):
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...
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Exception: Malformed path
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>>> get_fct_name('get', '/')
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'get_'
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>>> get_fct_name('GET', '/')
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'get_'
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>>> get_fct_name('POST', '/foo')
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'post_foo'
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>>> get_fct_name('POST', '/foo/bar')
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'post_foo_bar'
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>>> get_fct_name('DEL', '/foo/{boo}/{far}/bar')
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'del_foo_BOO_FAR_bar'
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>>> get_fct_name('DEL', '/foo/{boo:zoo}')
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'del_foo_BOO'
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"""
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if path[0] != '/':
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raise Exception('Malformed path')
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elts = path[1:].split('/')
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fct_name = [http_verb.lower()]
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for elt in elts:
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if elt and elt[0] == '{':
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fct_name.append(elt[1:-1].split(':')[0].upper())
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else:
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fct_name.append(elt)
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return '_'.join(fct_name)
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def add_route(http_verb, path, router, domain, acls):
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"""
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Inserts Route into database
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Parameters:
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- http_verb (str): The Route's HTTP method (GET, POST, ...)
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- path (str): A path beginning by '/' for the route
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- router (str): The Route's Router name
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- domain (str): The Domain's name
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- acls (List[Callable]): The list of ACL functions for this Route
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"""
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click.echo(f'Adding route /{domain}/{router}{path}')
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route = APIRoute()
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route.http_verb = http_verb
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route.path = path
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route.fct_name = get_fct_name(http_verb, path)
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route.router = router
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route.domain = domain
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if len(route) == 0:
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route.insert()
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add_acls(acls, **route.to_dict())
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sys.path.insert(0, BASE_DIR)
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for domain in domains:
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# Reset Domain relations
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delete_domain(domain)
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acl_set = set()
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try:
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# Module retrieval
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dom_mod = importlib.import_module(domain)
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except ImportError:
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# Domain is not available in current PYTHONPATH
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click.echo(f"Can't import *{domain}*", err=True)
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continue
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try:
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add_domain(domain)
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except Exception as e:
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# Could not insert Domain
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# @TODO : Insertion exception handling
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print(e)
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click.echo(f"Could not insert *{domain}*", err=True)
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continue
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# add sub routers
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try:
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ROUTERS = dom_mod.ROUTERS
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except AttributeError:
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# No ROUTERS variable in current domain, check domain/__init__.py
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click.echo(f'The domain {domain} has no *ROUTERS* variable', err=True)
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for router_name in dom_mod.ROUTERS:
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try:
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router_mod = getattr(dom_mod.routers, router_name)
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except AttributError:
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# Missing router, continue
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click.echo(f'The domain {domain} has no *{router_name}* router', err=True)
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continue
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try:
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add_router(router_name, domain)
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except Exception as e:
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# Could not insert Router
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# @TODO : Insertion exception handling
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print(e)
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continue
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for route_path, route_params in router_mod.ROUTES.items():
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for http_verb, acls in route_params.items():
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try:
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# Insert a route and it's ACLS
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add_route(http_verb, route_path, router_name, domain, acls)
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except Exception as e:
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# Could not insert route
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# @TODO : Insertion exception handling
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print(e)
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continue
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@click.argument('project')
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@click.option('--repo', default=None)
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@cli.command()
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def init(project, repo):
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if not re.match('^[a-z0-9_]+$', project, re.I):
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click.echo('Project name must match "^[a-z0-9_]+$", retry.', err=True)
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sys.exit(1)
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if os.path.exists(project):
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click.echo(f'A file named {project} already exists, abort.', err=True)
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sys.exit(1)
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click.echo(f'create directory {project}')
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os.mkdir(project)
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try:
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pdb = ProjectDB(project)
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pdb.init()
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except Exception as e:
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logger.warning(e)
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logger.debug(os.environ.get('HALFORM_CONF_DIR'))
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raise e
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os.mkdir(os.path.join(project, '.halfapi'))
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open(os.path.join(project, '.halfapi', 'domains'), 'w').write('[domains]\n')
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config_file = os.path.join(project, '.halfapi', 'config')
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with open(config_file, 'w') as f:
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f.write(TMPL_HALFAPI_CONFIG.format(
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name=project,
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halfapi_version=__version__
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))
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print(TMPL_HALFAPI_ETC.format(
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project=project,
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base_dir=os.path.abspath(project)
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))
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if __name__ == '__main__':
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cli()
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