[fuel-devops] dos.py list failed with traceback after the installation of fuel-devops

[Timur Nurlygayanov]

Steps To Reproduce:
1. Setup the latest version of fuel-devops
2. Run the following commands:
source /qa_environments/fuel-devops-venv/bin/activate
dos.py list

Observed Result:
-----------------------------------------------------------------
(fuel-devops-venv)xwizard@DFldslr:~/mos-ci-deployment-scripts$ dos.py list
Traceback (most recent call last):
  File "/qa_environments/fuel-devops-venv/bin/dos.py", line 22, in <module>
    main()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/devops/shell.py", line 544, in main
    Shell(args).execute()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/devops/shell.py", line 49, in execute
    self.commands.get(self.params.command)(self)
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/devops/shell.py", line 58, in do_list
    for env in env_list:
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/models/query.py", line 96, in __iter__
    self._fetch_all()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/models/query.py", line 857, in _fetch_all
    self._result_cache = list(self.iterator())
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/models/query.py", line 946, in iterator
    for row in self.query.get_compiler(self.db).results_iter():
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/models/sql/compiler.py", line 713, in results_iter
    for rows in self.execute_sql(MULTI):
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/models/sql/compiler.py", line 785, in execute_sql
    cursor = self.connection.cursor()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/backends/__init__.py", line 162, in cursor
    cursor = util.CursorWrapper(self._cursor(), self)
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/backends/__init__.py", line 132, in _cursor
    self.ensure_connection()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/backends/__init__.py", line 127, in ensure_connection
    self.connect()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/utils.py", line 99, in __exit__
    six.reraise(dj_exc_type, dj_exc_value, traceback)
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/backends/__init__.py", line 127, in ensure_connection
    self.connect()
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/backends/__init__.py", line 115, in connect
    self.connection = self.get_new_connection(conn_params)
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/django/db/backends/postgresql_psycopg2/base.py", line 115, in get_new_connection
    return Database.connect(**conn_params)
  File "/qa_environments/fuel-devops-venv/local/lib/python2.7/site-packages/psycopg2/__init__.py", line 164, in connect
    conn = _connect(dsn, connection_factory=connection_factory, async=async)
django.db.utils.OperationalError: FATAL: password authentication failed for user "fuel_devops"
FATAL: password authentication failed for user "fuel_devops"
-----------------------------------------------------------------

#############################
INSTALATION STEPS:
#############################
sudo apt-get install -y git \
postgresql \
postgresql-server-dev-all \
libyaml-dev \
libffi-dev \
python-dev \
python-libvirt \
python-pip \
qemu-kvm \
qemu-utils \
libvirt-bin \
libvirt-dev \
ubuntu-vm-builder \
bridge-utils

sudo apt-get update && sudo apt-get upgrade -y

sudo apt-get install -y python-virtualenv libpq-dev libgmp-dev

sudo mkdir -p /qa_environments/fuel-devops-venv
sudo chmod 777 /qa_environments/fuel-devops-venv

virtualenv --system-site-packages /qa_environments/fuel-devops-venv

source /qa_environments/fuel-devops-venv/bin/activate
pip install git+https://github.com/openstack/fuel-devops.git@2.9.13 --upgrade
#############################

[Timur Nurlygayanov (tnurlygayanov)]

The root of this issue in outdated documentation in https://github.com/openstack/fuel-devops/blob/master/README.md

[Igor Shishkin (teran)]

Infra DevOps team is not maintaining python-devops. Assigning to repo owners.

[Tatyanka (tatyana-leontovich)]

Actually the issue is in your db settings, you should be sure that you pass correct user/password data and configure your Postgres correctly and I do not see any reasons copy Postgres docs into devops readme, so move to invalid