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Add port for postgres commands, let env define "workon home" for fabric

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This commit is contained in:
Lance Edgar 2017-11-14 10:10:20 -06:00
parent 286a9bb4c0
commit cd7e99b006
3 changed files with 35 additions and 24 deletions
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2
rattail/commands/dev.py
View file

@ -75,7 +75,7 @@ class NewBatch(commands.Subcommand):
'table_name': table_name,
}
template_dir = resource_path('rattail:data/new-batch')
for name in ('__init__', 'model', 'handler', 'webview'):
for name in ('model', 'handler', 'webview'):
template_path = os.path.join(template_dir, '{}.py'.format(name))
template = Template(filename=template_path)
output_path = os.path.join(args.output_dir, '{}.py'.format(name))

43
rattail/fablib/postgresql.py
View file

@ -52,11 +52,14 @@ def get_version():
return float(match.group(1))
def sql(sql, database=''):
def sql(sql, database='', port=None):
"""
Execute some SQL as the 'postgres' user.
"""
return sudo('sudo -u postgres psql --tuples-only --no-align --command="{0}" {1}'.format(sql, database), shell=False)
cmd = 'sudo -u postgres psql {port} --tuples-only --no-align --command="{sql}" {database}'.format(
port='--port={}'.format(port) if port else '',
sql=sql, database=database)
return sudo(cmd, shell=False)
def script(path, database='', user=None, password=None):
@ -73,49 +76,53 @@ def script(path, database='', user=None, password=None):
return sudo("sudo -u postgres psql --file='{}' {}".format(path, database), shell=False)
def user_exists(name):
def user_exists(name, port=None):
"""
Determine if a given PostgreSQL user exists.
"""
user = sql("SELECT rolname FROM pg_roles WHERE rolname = '{0}'".format(name))
user = sql("SELECT rolname FROM pg_roles WHERE rolname = '{0}'".format(name), port=port)
return bool(user)
def create_user(name, password=None, checkfirst=True, createdb=False):
def create_user(name, password=None, port=None, checkfirst=True, createdb=False):
"""
Create a PostgreSQL user account.
"""
if not checkfirst or not user_exists(name):
createdb = '--{}createdb'.format('' if createdb else 'no-')
sudo('sudo -u postgres createuser {createdb} --no-createrole --no-superuser {name}'.format(
createdb=createdb, name=name))
if not checkfirst or not user_exists(name, port=port):
sudo('sudo -u postgres createuser {port} {createdb} --no-createrole --no-superuser {name}'.format(
port='--port={}'.format(port) if port else '',
createdb='--{}createdb'.format('' if createdb else 'no-'),
name=name))
if password:
set_user_password(name, password)
set_user_password(name, password, port=port)
def set_user_password(name, password):
def set_user_password(name, password, port=None):
"""
Set the password for a PostgreSQL user account
"""
with hide('running'):
sql("ALTER USER \\\"{}\\\" PASSWORD '{}';".format(name, password))
sql("ALTER USER \\\"{}\\\" PASSWORD '{}';".format(name, password), port=port)
def db_exists(name):
def db_exists(name, port=None):
"""
Determine if a given PostgreSQL database exists.
"""
db = sql("SELECT datname FROM pg_database WHERE datname = '{0}'".format(name))
db = sql("SELECT datname FROM pg_database WHERE datname = '{0}'".format(name), port=port)
return db == name
def create_db(name, owner=None, checkfirst=True):
def create_db(name, owner=None, port=None, checkfirst=True):
"""
Create a PostgreSQL database.
"""
if not checkfirst or not db_exists(name):
args = '--owner={0}'.format(owner) if owner else ''
sudo('sudo -u postgres createdb {0} {1}'.format(args, name), shell=False)
if not checkfirst or not db_exists(name, port=port):
cmd = 'sudo -u postgres createdb {port} {owner} {name}'.format(
port='--port={}'.format(port) if port else '',
owner='--owner={}'.format(owner) if owner else '',
name=name)
sudo(cmd, shell=False)
def drop_db(name, checkfirst=True):

14
rattail/fablib/python.py
View file

@ -62,11 +62,12 @@ def pip(*packages):
sudo('pip install --upgrade {0}'.format(' '.join(packages)))
def install_virtualenvwrapper(workon_home='/srv/envs', user='root', use_apt=False):
def install_virtualenvwrapper(workon_home=None, user='root', use_apt=False):
"""
Install the `virtualenvwrapper`_ system, with the given ``workon`` home,
owned by the given user.
"""
workon_home = workon_home or getattr(env, 'python_workon_home', '/srv/envs')
mkdir(workon_home, owner=user)
if use_apt:
apt.install('virtualenvwrapper')
@ -78,10 +79,11 @@ def install_virtualenvwrapper(workon_home='/srv/envs', user='root', use_apt=Fals
configure_virtualenvwrapper(env.user, workon_home)
def configure_virtualenvwrapper(user, workon_home='/srv/envs', wrapper='/usr/local/bin/virtualenvwrapper.sh'):
def configure_virtualenvwrapper(user, workon_home=None, wrapper='/usr/local/bin/virtualenvwrapper.sh'):
"""
Configure virtualenvwrapper for the given user account.
"""
workon_home = workon_home or getattr(env, 'python_workon_home', '/srv/envs')
home = sudo('echo $HOME', user=user)
home = home.rstrip('/')
@ -97,17 +99,18 @@ def configure_virtualenvwrapper(user, workon_home='/srv/envs', wrapper='/usr/loc
update('.bashrc')
def mkvirtualenv(name, python=None, user=None, upgrade_pip=True):
def mkvirtualenv(name, python=None, user=None, workon_home=None, upgrade_pip=True):
"""
Make a new Python virtual environment.
"""
workon_home = workon_home or getattr(env, 'python_workon_home', '/srv/envs')
sudo('mkvirtualenv {} {}'.format('--python={}'.format(python) if python else '', name))
if upgrade_pip:
with workon(name):
pip('six')
pip('pip', 'setuptools', 'wheel', 'ndg-httpsclient')
if user:
with cdvirtualenv(name):
with cdvirtualenv(name, workon_home=workon_home):
mkdir('app/log', owner='{0}:{0}'.format(user))
@ -121,10 +124,11 @@ def workon(name):
@contextmanager
def cdvirtualenv(name, subdirs=[], workon_home='/srv/envs'):
def cdvirtualenv(name, subdirs=[], workon_home=None):
"""
Context manager to prefix your command(s) with the ``cdvirtualenv`` command.
"""
workon_home = workon_home or getattr(env, 'python_workon_home', '/srv/envs')
if isinstance(subdirs, basestring):
subdirs = [subdirs]
path = '{0}/{1}'.format(workon_home, name)