import os import sys import time import requests import yaml import logging import json import base64 import mysql.connector import re import subprocess logging.basicConfig(level=logging.INFO) log = logging.getLogger("moon.bootstrap") requests_log = logging.getLogger("requests.packages.urllib3") requests_log.setLevel(logging.WARNING) requests_log.propagate = True if len(sys.argv) == 2: if os.path.isfile(sys.argv[1]): CONF_FILENAME = sys.argv[1] CONSUL_HOST = "consul" else: CONF_FILENAME = "moon.conf" CONSUL_HOST = sys.argv[1] CONSUL_PORT = 8500 else: CONSUL_HOST = sys.argv[1] if len(sys.argv) > 1 else "consul" CONSUL_PORT = sys.argv[2] if len(sys.argv) > 2 else 8500 CONF_FILENAME = sys.argv[3] if len(sys.argv) > 3 else "moon.conf" HEADERS = {"content-type": "application/json"} def search_config_file(): data_config = None for _file in ( CONF_FILENAME, "conf/moon.conf", "../moon.conf", "../conf/moon.conf", "/etc/moon/moon.conf", ): try: data_config = yaml.safe_load(open(_file)) except FileNotFoundError: data_config = None continue else: break if not data_config: raise Exception("Configuration file not found...") return data_config def put(key, value): url = "http://{host}:{port}/v1/kv/{key}".format(host=CONSUL_HOST, port=CONSUL_PORT, key=key) log.info(url) req = requests.put( url, headers=HEADERS, json=value ) if req.status_code != 200: raise Exception("Error connecting to Consul ({}, {})".format(req.status_code, req.text)) def get(key): url = "http://{host}:{port}/v1/kv/{key}".format(host=CONSUL_HOST, port=CONSUL_PORT, key=key) req = requests.get(url) data = req.json() for item in data: log.info("{} {} -> {}".format( req.status_code, item["Key"], json.loads(base64.b64decode(item["Value"]).decode("utf-8")) )) yield json.loads(base64.b64decode(item["Value"]).decode("utf-8")) def start_consul(data_config): cmd = ["docker", "run", "-d", "--net=moon", "--name=consul", "--hostname=consul", "-p", "8500:8500", "consul"] output = subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) if output.returncode != 0: log.info(" ".join(cmd)) log.info(output.returncode) log.error(output.stderr) log.error(output.stdout) raise Exception("Error starting Consul container!") while True: try: req = requests.get("http://{}:{}/ui".format(CONSUL_HOST, CONSUL_PORT)) except requests.exceptions.ConnectionError: log.info("Waiting for Consul ({}:{})".format(CONSUL_HOST, CONSUL_PORT)) time.sleep(1) continue else: break # if req.status_code in (302, 200): # break # log.info("Waiting for Consul ({}:{})".format(CONSUL_HOST, CONSUL_PORT)) # time.sleep(1) log.info("Consul is up") req = requests.get("http://{}:{}/v1/kv/database".format(CONSUL_HOST, CONSUL_PORT)) if req.status_code == 200: log.info("Consul is already populated") return put("database", data_config["database"]) put("messenger", data_config["messenger"]) put("slave", data_config["slave"]) put("docker", data_config["docker"]) put("logging", data_config["logging"]) put("components_port_start", data_config["components"]["port_start"]) for _key, _value in data_config["components"].items(): if type(_value) is dict: put("components/{}".format(_key), data_config["components"][_key]) for _key, _value in data_config["plugins"].items(): put("plugins/{}".format(_key), data_config["plugins"][_key]) for _key, _value in data_config["openstack"].items(): put("openstack/{}".format(_key), data_config["openstack"][_key]) def start_database(): cmd = ["docker", "run", "-dti", "--net=moon", "--hostname=db", "--name=db", "-e", "MYSQL_ROOT_PASSWORD=p4sswOrd1", "-e", "MYSQL_DATABASE=moon", "-e", "MYSQL_USER=moon", "-e", "MYSQL_PASSWORD=p4sswOrd1", "-p", "3306:3306", "mysql:latest"] output = subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) if output.returncode != 0: log.info(cmd) log.error(output.stderr) log.error(output.stdout) raise Exception("Error starting DB container!") for database in get("database"): database_url = database['url'] match = re.search("(?P^[\\w+]+):\/\/(?P\\w+):(?P.+)@(?P\\w+):*(?P\\d*)", database_url) config = match.groupdict() while True: try: conn = mysql.connector.connect( host=config["host"], user=config["user"], password=config["password"], database="moon" ) conn.close() except mysql.connector.errors.InterfaceError: log.info("Waiting for Database ({})".format(config["host"])) time.sleep(1) continue else: log.info("Database is up, populating it...") output = subprocess.run(["moon_db_manager", "upgrade"], stdout=subprocess.PIPE, stderr=subprocess.PIPE) if output.returncode != 0: raise Exception("Error populating the database!") break def start_keystone(): output = subprocess.run(["docker", "run", "-dti", "--net=moon", "--hostname=keystone", "--name=keystone", "-e", "DB_HOST=db", "-e", "DB_PASSWORD_ROOT=p4sswOrd1", "-p", "35357:35357", "-p", "5000:5000", "keystone:mitaka"], stdout=subprocess.PIPE, stderr=subprocess.PIPE) if output.returncode != 0: raise Exception("Error starting Keystone container!") # TODO: Keystone answers request too quickly # even if it is not fully loaded # we must test if a token retrieval is possible or not # to see if Keystone is truly up and running for config in get("openstack/keystone"): while True: try: time.sleep(1) req = requests.get(config["url"]) except requests.exceptions.ConnectionError: log.info("Waiting for Keystone ({})".format(config["url"])) time.sleep(1) continue else: log.info("Keystone is up") break def start_moon(data_config): cmds = [ # ["docker", "run", "-dti", "--net=moon", "--name=wrapper", "--hostname=wrapper", "-p", # "{0}:{0}".format(data_config['components']['wrapper']['port']), # data_config['components']['wrapper']['container']], ["docker", "run", "-dti", "--net=moon", "--name=manager", "--hostname=manager", "-p", "{0}:{0}".format(data_config['components']['manager']['port']), data_config['components']['manager']['container']], ["docker", "run", "-dti", "--net=moon", "--name=interface", "--hostname=interface", "-p", "{0}:{0}".format(data_config['components']['interface']['port']), data_config['components']['interface']['container']], ] for cmd in cmds: log.warning("Start {}".format(cmd[-1])) # answer = input() # if answer.lower() in ("y", "yes", "o", "oui"): output = subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) time.sleep(3) if output.returncode != 0: log.info(" ".join(cmd)) log.info(output.returncode) log.error(output.stderr) log.error(output.stdout) raise Exception("Error starting {} container!".format(cmd[-1])) subprocess.run(["docker", "ps"]) def main(): data_config = search_config_file() subprocess.run(["docker", "rm", "-f", "consul", "db", "manager", "wrapper", "interface", "authz*", "keystone"]) start_consul(data_config) start_database() start_keystone() start_moon(data_config) main()