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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<proto>^[\\w+]+):\/\/(?P<user>\\w+):(?P<password>.+)@(?P<host>\\w+):*(?P<port>\\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()
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