Philip/separate telco cicada http apis

apps/cic-ussd/cic_ussd/operations.py

@@ -48,10 +48,9 @@ def define_response_with_content(headers: list, response: str) -> tuple:
     content_length_header = ('Content-Length', str(content_length))
     # check for content length defaulted to zero in error headers
     for position, header in enumerate(headers):
-        if header[0] == 'Content-Length':
-            headers[position] = content_length_header
-        else:
-            headers.append(content_length_header)
+        if 'Content-Length' in header:
+            headers.pop(position)
+    headers.append(content_length_header)
     return response_bytes, headers
 
 

apps/cic-ussd/cic_ussd/processor.py

@@ -73,7 +73,7 @@ def process_exit_insufficient_balance(display_key: str, user: Account, ussd_sess
     # compile response data
     user_input = ussd_session.get('user_input').split('*')[-1]
     transaction_amount = to_wei(value=int(user_input))
-    token_symbol = 'SRF'
+    token_symbol = 'GFT'
 
     recipient_phone_number = ussd_session.get('session_data').get('recipient_phone_number')
     recipient = get_user_by_phone_number(phone_number=recipient_phone_number)
@@ -102,7 +102,7 @@ def process_exit_successful_transaction(display_key: str, user: Account, ussd_se
     :rtype: str
     """
     transaction_amount = to_wei(int(ussd_session.get('session_data').get('transaction_amount')))
-    token_symbol = 'SRF'
+    token_symbol = 'GFT'
     recipient_phone_number = ussd_session.get('session_data').get('recipient_phone_number')
     recipient = get_user_by_phone_number(phone_number=recipient_phone_number)
     tx_recipient_information = define_account_tx_metadata(user=recipient)
@@ -137,7 +137,7 @@ def process_transaction_pin_authorization(user: Account, display_key: str, ussd_
     tx_recipient_information = define_account_tx_metadata(user=recipient)
     tx_sender_information = define_account_tx_metadata(user=user)
 
-    token_symbol = 'SRF'
+    token_symbol = 'GFT'
     user_input = ussd_session.get('session_data').get('transaction_amount')
     transaction_amount = to_wei(value=int(user_input))
     logg.debug('Requires integration to determine user tokens.')
@@ -175,7 +175,7 @@ def process_account_balances(user: Account, display_key: str, ussd_session: dict
         operational_balance=operational_balance,
         tax=tax,
         bonus=bonus,
-        token_symbol='SRF'
+        token_symbol='GFT'
     )
 
 
@@ -190,7 +190,7 @@ def format_transactions(transactions: list, preferred_language: str):
             timestamp = transaction.get('timestamp')
             action_tag = transaction.get('action_tag')
             direction = transaction.get('direction')
-            token_symbol = 'SRF'
+            token_symbol = 'GFT'
 
             if action_tag == 'SENT' or action_tag == 'ULITUMA':
                 formatted_transactions += f'{action_tag} {value} {token_symbol} {direction} {recipient_phone_number} {timestamp}.\n'
@@ -316,7 +316,7 @@ def process_start_menu(display_key: str, user: Account):
     blockchain_address = user.blockchain_address
     balance_manager = BalanceManager(address=blockchain_address,
                                      chain_str=chain_str,
-                                     token_symbol='SRF')
+                                     token_symbol='GFT')
 
     # get balances synchronously for display on start menu
     balances_data = balance_manager.get_balances()
@@ -341,7 +341,7 @@ def process_start_menu(display_key: str, user: Account):
     retrieve_account_statement(blockchain_address=blockchain_address)
 
     # TODO [Philip]: figure out how to get token symbol from a metadata layer of sorts.
-    token_symbol = 'SRF'
+    token_symbol = 'GFT'
 
     return translation_for(
         key=display_key,
@@ -382,18 +382,29 @@ def process_request(user_input: str, user: Account, ussd_session: Optional[dict]
             successive_state = next_state(ussd_session=ussd_session, user=user, user_input=user_input)
             return UssdMenu.find_by_name(name=successive_state)
     else:
+
+        key = generate_metadata_pointer(
+            identifier=blockchain_address_to_metadata_pointer(blockchain_address=user.blockchain_address),
+            cic_type='cic.person'
+        )
+
+        # retrieve and cache account's metadata
+        s_query_person_metadata = celery.signature(
+            'cic_ussd.tasks.metadata.query_person_metadata',
+            [user.blockchain_address]
+        )
+        s_query_person_metadata.apply_async(queue='cic-ussd')
+
         if user.has_valid_pin():
             last_ussd_session = retrieve_most_recent_ussd_session(phone_number=user.phone_number)
 
-            key = generate_metadata_pointer(
-                identifier=blockchain_address_to_metadata_pointer(blockchain_address=user.blockchain_address),
-                cic_type='cic.person'
-            )
-            person_metadata = get_cached_data(key=key)
-
             if last_ussd_session:
+                # get metadata
+                person_metadata = get_cached_data(key=key)
+
                 # get last state
                 last_state = last_ussd_session.state
+
                 # if last state is account_creation_prompt and metadata exists, show start menu
                 if last_state in [
                     'account_creation_prompt',

apps/cic-ussd/cic_ussd/runnable/daemons/cic_user_server.py

@@ -0,0 +1,73 @@
+"""
+This module handles requests originating from CICADA or any other management client for custodial wallets, processing
+requests offering control of user account states to a staff behind the client.
+"""
+
+# standard imports
+import logging
+from urllib.parse import quote_plus
+
+# third-party imports
+from confini import Config
+
+# local imports
+from cic_ussd.db import dsn_from_config
+from cic_ussd.db.models.base import SessionBase
+from cic_ussd.operations import define_response_with_content
+from cic_ussd.requests import (get_request_endpoint,
+                               get_query_parameters,
+                               process_pin_reset_requests,
+                               process_locked_accounts_requests)
+from cic_ussd.runnable.server_base import exportable_parser, logg
+args = exportable_parser.parse_args()
+
+# define log levels
+if args.vv:
+    logging.getLogger().setLevel(logging.DEBUG)
+elif args.v:
+    logging.getLogger().setLevel(logging.INFO)
+
+# parse config
+config = Config(config_dir=args.c, env_prefix=args.env_prefix)
+config.process()
+config.censor('PASSWORD', 'DATABASE')
+logg.debug('config loaded from {}:\n{}'.format(args.c, config))
+
+# set up db
+data_source_name = dsn_from_config(config)
+SessionBase.connect(data_source_name, pool_size=int(config.get('DATABASE_POOL_SIZE')), debug=config.true('DATABASE_DEBUG'))
+# create session for the life time of http request
+SessionBase.session = SessionBase.create_session()
+
+
+# handle requests from CICADA
+def application(env, start_response):
+    """Loads python code for application to be accessible over web server
+    :param env: Object containing server and request information
+    :type env: dict
+    :param start_response: Callable to define responses.
+    :type start_response: any
+    :return: a list containing a bytes representation of the response object
+    :rtype: list
+    """
+
+    # define headers
+    errors_headers = [('Content-Type', 'text/plain'), ('Content-Length', '0')]
+    headers = [('Content-Type', 'text/plain')]
+
+    if get_request_endpoint(env) == '/pin':
+        phone_number = get_query_parameters(env=env, query_name='phoneNumber')
+        phone_number = quote_plus(phone_number)
+        response, message = process_pin_reset_requests(env=env, phone_number=phone_number)
+        response_bytes, headers = define_response_with_content(headers=errors_headers, response=response)
+        SessionBase.session.close()
+        start_response(message, headers)
+        return [response_bytes]
+
+    # handle requests for locked accounts
+    response, message = process_locked_accounts_requests(env=env)
+    response_bytes, headers = define_response_with_content(headers=headers, response=response)
+    start_response(message, headers)
+    SessionBase.session.close()
+    return [response_bytes]
+

apps/cic-ussd/cic_ussd/runnable/daemons/cic_user_ussd_server.py

@@ -1,19 +1,16 @@
-"""Functions defining WSGI interaction with external http requests
-Defines an application function essential for the uWSGI python loader to run th python application code.
+"""This module handles requests originating from the ussd service provider.
 """
+
 # standard imports
-import argparse
-import celery
-import i18n
 import json
 import logging
-import os
-import redis
 
 # third-party imports
-from confini import Config
+import celery
+import i18n
+import redis
 from chainlib.chain import ChainSpec
-from urllib.parse import quote_plus
+from confini import Config
 
 # local imports
 from cic_ussd.chain import Chain
@@ -30,32 +27,14 @@ from cic_ussd.operations import (define_response_with_content,
 from cic_ussd.phone_number import process_phone_number
 from cic_ussd.redis import InMemoryStore
 from cic_ussd.requests import (get_request_endpoint,
-                               get_request_method,
-                               get_query_parameters,
-                               process_locked_accounts_requests,
-                               process_pin_reset_requests)
+                               get_request_method)
+from cic_ussd.runnable.server_base import exportable_parser, logg
 from cic_ussd.session.ussd_session import UssdSession as InMemoryUssdSession
 from cic_ussd.state_machine import UssdStateMachine
 from cic_ussd.validator import check_ip, check_request_content_length, check_service_code, validate_phone_number, \
     validate_presence
 
-logging.basicConfig(level=logging.WARNING)
-logg = logging.getLogger()
-
-config_directory = '/usr/local/etc/cic-ussd/'
-
-# define arguments
-arg_parser = argparse.ArgumentParser()
-arg_parser.add_argument('-c', type=str, default=config_directory, help='config directory.')
-arg_parser.add_argument('-q', type=str, default='cic-ussd', help='queue name for worker tasks')
-arg_parser.add_argument('-v', action='store_true', help='be verbose')
-arg_parser.add_argument('-vv', action='store_true', help='be more verbose')
-arg_parser.add_argument('--env-prefix',
-                        default=os.environ.get('CONFINI_ENV_PREFIX'),
-                        dest='env_prefix',
-                        type=str,
-                        help='environment prefix for variables to overwrite configuration')
-args = arg_parser.parse_args()
+args = exportable_parser.parse_args()
 
 # define log levels
 if args.vv:
@@ -69,7 +48,14 @@ config.process()
 config.censor('PASSWORD', 'DATABASE')
 logg.debug('config loaded from {}:\n{}'.format(args.c, config))
 
-# initialize elements
+# set up db
+data_source_name = dsn_from_config(config)
+SessionBase.connect(data_source_name,
+                    pool_size=int(config.get('DATABASE_POOL_SIZE')),
+                    debug=config.true('DATABASE_DEBUG'))
+# create session for the life time of http request
+SessionBase.session = SessionBase.create_session()
+
 # set up translations
 i18n.load_path.append(config.get('APP_LOCALE_PATH'))
 i18n.set('fallback', config.get('APP_LOCALE_FALLBACK'))
@@ -82,12 +68,6 @@ ussd_menu_db = create_local_file_data_stores(file_location=config.get('USSD_MENU
                                              table_name='ussd_menu')
 UssdMenu.ussd_menu_db = ussd_menu_db
 
-# set up db
-data_source_name = dsn_from_config(config)
-SessionBase.connect(data_source_name, pool_size=int(config.get('DATABASE_POOL_SIZE')), debug=config.true('DATABASE_DEBUG'))
-# create session for the life time of http request
-SessionBase.session = SessionBase.create_session()
-
 # define universal redis cache access
 InMemoryStore.cache = redis.StrictRedis(host=config.get('REDIS_HOSTNAME'),
                                         port=config.get('REDIS_PORT'),
@@ -134,6 +114,8 @@ def application(env, start_response):
     :type env: dict
     :param start_response: Callable to define responses.
     :type start_response: any
+    :return: a list containing a bytes representation of the response object
+    :rtype: list
     """
     # define headers
     errors_headers = [('Content-Type', 'text/plain'), ('Content-Length', '0')]
@@ -194,20 +176,3 @@ def application(env, start_response):
         start_response('200 OK,', headers)
         SessionBase.session.close()
         return [response_bytes]
-
-    # handle pin requests
-    if get_request_endpoint(env) == '/pin':
-        phone_number = get_query_parameters(env=env, query_name='phoneNumber')
-        phone_number = quote_plus(phone_number)
-        response, message = process_pin_reset_requests(env=env, phone_number=phone_number)
-        response_bytes, headers = define_response_with_content(headers=errors_headers, response=response)
-        SessionBase.session.close()
-        start_response(message, headers)
-        return [response_bytes]
-
-    # handle requests for locked accounts
-    response, message = process_locked_accounts_requests(env=env)
-    response_bytes, headers = define_response_with_content(headers=headers, response=response)
-    start_response(message, headers)
-    SessionBase.session.close()
-    return [response_bytes]

apps/cic-ussd/cic_ussd/runnable/server_base.py

@@ -0,0 +1,38 @@
+"""This module handles generic wsgi server configurations that can then be subsumed by different server flavors for the
+cic-ussd component.
+"""
+
+# standard imports
+import logging
+import os
+from argparse import ArgumentParser
+
+# third-party imports
+
+# local imports
+
+# define a logging system
+logging.basicConfig(level=logging.WARNING)
+logg = logging.getLogger()
+
+# define default config directory as would be defined in docker
+default_config_dir = '/usr/local/etc/cic-ussd/'
+
+# define args parser
+arg_parser = ArgumentParser(description='CLI for handling cic-ussd server applications.')
+arg_parser.add_argument('-c', type=str, default=default_config_dir, help='config root to use')
+arg_parser.add_argument('-v', help='be verbose', action='store_true')
+arg_parser.add_argument('-vv', help='be more verbose', action='store_true')
+arg_parser.add_argument('-q', type=str, default='cic-ussd', help='queue name for worker tasks')
+arg_parser.add_argument('--env-prefix',
+                        default=os.environ.get('CONFINI_ENV_PREFIX'),
+                        dest='env_prefix',
+                        type=str,
+                        help='environment prefix for variables to overwrite configuration')
+exportable_parser = arg_parser
+
+
+
+
+
+

apps/cic-ussd/cic_ussd/version.py

@@ -1,7 +1,7 @@
 # standard imports
 import semver
 
-version = (0, 3, 0, 'alpha.9')
+version = (0, 3, 0, 'alpha.10')
 
 version_object = semver.VersionInfo(
         major=version[0],

apps/cic-ussd/docker/Dockerfile

@@ -38,8 +38,9 @@ COPY cic-ussd/transitions/ cic-ussd/transitions/
 COPY cic-ussd/var/ cic-ussd/var/
 
 COPY cic-ussd/docker/db.sh \
-     cic-ussd/docker/start_tasker.sh \
-     cic-ussd/docker/start_uwsgi.sh \
+     cic-ussd/docker/start_cic_user_tasker.sh \
+     cic-ussd/docker/start_cic_user_ussd_server.sh\
+     cic-ussd/docker/start_cic_user_server.sh\
      /root/
 
 RUN chmod +x /root/*.sh

apps/cic-ussd/docker/start_cic_user_server.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+. /root/db.sh
+
+user_server_port=${SERVER_PORT:-9500}
+
+/usr/local/bin/uwsgi --wsgi-file /usr/local/lib/python3.8/site-packages/cic_ussd/runnable/daemons/cic_user_server.py --http :"$user_server_port" --pyargv "$@"

apps/cic-ussd/docker/start_cic_user_tasker.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+. /root/db.sh
+
+/usr/local/bin/cic-user-tasker "$@"

apps/cic-ussd/docker/start_cic_user_ussd_server.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+. /root/db.sh
+
+user_ussd_server_port=${SERVER_PORT:-9000}
+
+/usr/local/bin/uwsgi --wsgi-file /usr/local/lib/python3.8/site-packages/cic_ussd/runnable/daemons/cic_user_ussd_server.py --http :"$user_ussd_server_port" --pyargv "$@"

apps/cic-ussd/docker/start_tasker.sh

@@ -1,5 +0,0 @@
-#!/bin/bash
-
-. /root/db.sh
-
-/usr/local/bin/cic-ussd-tasker $@

apps/cic-ussd/docker/start_uwsgi.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-
-. /root/db.sh
-
-server_port=${SERVER_PORT:-9000}
-
-/usr/local/bin/uwsgi --wsgi-file /usr/local/lib/python3.8/site-packages/cic_ussd/runnable/server.py --http :$server_port --pyargv "$@"

apps/cic-ussd/setup.cfg

@@ -35,6 +35,7 @@ packages =
 	cic_ussd.menu
 	cic_ussd.metadata
 	cic_ussd.runnable
+	cic_ussd.runnable.daemons
 	cic_ussd.session
 	cic_ussd.state_machine
 	cic_ussd.state_machine.logic
@@ -44,5 +45,5 @@ scripts =
 
 [options.entry_points]
 console_scripts =
-	cic-ussd-tasker = cic_ussd.runnable.tasker:main
+	cic-user-tasker = cic_ussd.runnable.daemons.cic_user_tasker:main
 	cic-ussd-client = cic_ussd.runnable.client:main

docker-compose.yml

@@ -488,8 +488,7 @@ services:
       - ${LOCAL_VOLUME_DIR:-/tmp/cic}/pgp:/tmp/cic/pgp
     # command: "/root/start_server.sh -vv"
 
-  cic-ussd-server:
-    # image: grassrootseconomics:cic-ussd
+  cic-user-ussd-server:
     build:
       context: apps/
       dockerfile: cic-ussd/docker/Dockerfile
@@ -507,7 +506,7 @@ services:
       SERVER_PORT: 9000
       CIC_META_URL: ${CIC_META_URL:-http://meta:8000}
     ports:
-      - ${HTTP_PORT_CIC_USSD:-63315}:9000
+      - ${HTTP_PORT_CIC_USER_USSD_SERVER:-63315}:9000
     depends_on:
       - postgres
       - redis
@@ -516,10 +515,31 @@ services:
     deploy:
       restart_policy:
         condition: on-failure
-    command: "/root/start_uwsgi.sh -vv"
+    command: "/root/start_cic_user_ussd_server.sh -vv"
 
-  cic-ussd-tasker:
-    # image: grassrootseconomics:cic-ussd
+  cic-user-server:
+    build:
+      context: apps
+      dockerfile: cic-ussd/docker/Dockerfile
+    environment:
+      DATABASE_USER: grassroots
+      DATABASE_HOST: postgres
+      DATABASE_PORT: 5432
+      DATABASE_PASSWORD: tralala
+      DATABASE_NAME: cic_ussd
+      DATABASE_ENGINE: postgresql
+      DATABASE_DRIVER: psycopg2
+      DATABASE_POOL_SIZE: 0
+    ports:
+      - ${HTTP_PORT_CIC_USER_SERVER:-63415}:9500
+    depends_on:
+      - postgres
+    deploy:
+      restart_policy:
+        condition: on-failure
+    command: "/root/start_cic_user_server.sh -vv"
+
+  cic-user-tasker:
     build:
       context: apps
       dockerfile: cic-ussd/docker/Dockerfile
@@ -544,4 +564,4 @@ services:
     deploy:
       restart_policy:
         condition: on-failure
-    command: "/root/start_tasker.sh -q cic-ussd -vv"
+    command: "/root/start_cic_user_tasker.sh -q cic-ussd -vv"