def apply_settings(file='fab.cfg', group='default'):
if not os.path.exists(file):
_handle_failure(message='Configuration file %s does not exist' % file)
return
config = ConfigParser.ConfigParser()
config.readfp(open(file))
user_settings = {}
os.environ['DJANGO_SETTINGS_MODULE'] = config.get(group, 'django.settings')
for name, value in config.items(group):
user_settings[name] = value
for key in env:
if env[key] and isinstance(env[key], str):
env[key] = env[key] % user_settings
def apply_settings(file='fab.cfg', group='default'):
if not os.path.exists(file):
_handle_failure(message='Configuration file %s does not exist' % file)
return
config = ConfigParser.ConfigParser()
config.readfp(open(file))
user_settings = {}
os.environ['DJANGO_SETTINGS_MODULE'] = config.get(group,'django.settings')
for name,value in config.items(group):
user_settings[name] = value
for key in env:
if env[key] and isinstance(env[key],str):
env[key] = env[key] % user_settings
def mysql_create_user(db_user=None, db_password=None):
""" Creates mysql user. """
_, db_user, db_password = _credentials(None, db_user, db_password)
if db_user == 'root': # do we really need this?
_handle_failure('MySQL root user can not be created')
return
if _mysql_user_exists(db_user):
puts('User %s already exists' % db_user)
return
sql = MYSQL_CREATE_USER % dict(db_user=db_user, db_password=db_password)
mysql_execute(sql, 'root')
def mysql_create_user(db_user=None, db_password=None):
""" Creates mysql user. """
_, db_user, db_password = _credentials(None, db_user, db_password)
if db_user == 'root': # do we really need this?
_handle_failure('MySQL root user can not be created')
return
if _mysql_user_exists(db_user):
puts('User %s already exists' % db_user)
return
sql = MYSQL_CREATE_USER % dict(db_user=db_user, db_password=db_password)
mysql_execute(sql, 'root')
def upload_config_template(name, to=None, skip_unexistent=False, **kwargs):
if to is None:
base_dir = env.conf['ENV_DIR'] + "/etc/"
run('mkdir -p ' + base_dir)
to = base_dir + name
config_template = _config_template_path(name)
if config_template is None:
if skip_unexistent:
return
operations._handle_failure('Config template "%s" is not found' % name)
files.upload_template(config_template, to, env.conf, use_jinja=True,
**kwargs)
def upload_config_template(name, to=None, skip_unexistent=False, **kwargs):
if to is None:
base_dir = env.conf['ENV_DIR'] + "/etc/"
run('mkdir -p ' + base_dir)
to = base_dir + name
config_template = _config_template_path(name)
if config_template is None:
if skip_unexistent:
return
operations._handle_failure('Config template "%s" is not found' % name)
files.upload_template(config_template,
to,
env.conf,
use_jinja=True,
**kwargs)
def get_db_settings():
try:
from fabfile import settings
except ImportError:
msg = 'Please import django settings in your fabfile.py \nfrom django.conf import settings'
_handle_failure(message=msg)
if not 'DJANGO_SETTINGS_MODULE' in os.environ:
msg = 'DJANGO_SETTINGS_MODULE not set \nYou must call a settings function that sets the os.environ[DJANGO_SETTINGS_MODULE] first'
_handle_failure(message=msg)
if not hasattr(settings, 'DATABASE_USER'):
# global settings is not the django settings
msg = 'Please import django settings in your fabfile.py \nfrom django.conf import settings'
_handle_failure(message=msg)
return {'user': settings.DATABASE_USER, 'pass':settings.DATABASE_PASSWORD, \
'name':settings.DATABASE_NAME,'engine':settings.DATABASE_ENGINE}
def get_db_settings():
try:
from fabfile import settings
except ImportError:
msg = 'Please import django settings in your fabfile.py \nfrom django.conf import settings'
_handle_failure(message=msg)
if not 'DJANGO_SETTINGS_MODULE' in os.environ:
msg = 'DJANGO_SETTINGS_MODULE not set \nYou must call a settings function that sets the os.environ[DJANGO_SETTINGS_MODULE] first'
_handle_failure(message=msg)
if not hasattr(settings, 'DATABASE_USER'):
# global settings is not the django settings
msg = 'Please import django settings in your fabfile.py \nfrom django.conf import settings'
_handle_failure(message=msg)
return {'user': settings.DATABASE_USER, 'pass':settings.DATABASE_PASSWORD, \
'name':settings.DATABASE_NAME,'engine':settings.DATABASE_ENGINE}
def _run_command_local(command, shell=True, combine_stderr=True, sudo=False,
user=None):
'''
Local implementation of fabric.operations._run_command that uses
subprocess to execute.
'''
# Conditionally import error handling function, since different fabric
# versions handle this differently
try:
from fabric.utils import error
except ImportError:
from fabric.operations import _handle_failure
error = lambda msg=None, **kwargs: _handle_failure(msg)
# Set up new var so original argument can be displayed verbatim later.
given_command = command
# Pick up cuisine sudo mode and password as appropriate
if sudo and cuisine.sudo_password():
sudo_prefix = ('echo "%s" | %s -S -p ""' %
(cuisine.sudo_password, env.sudo_prefix))
else:
sudo_prefix = env.sudo_prefix
# Handle context manager modifications, and shell wrapping
with settings(sudo_prefix=sudo_prefix):
wrapped_command = _shell_wrap(
_prefix_commands(_prefix_env_vars(command), 'remote'),
shell,
_sudo_prefix(user) if sudo else None
)
# Execute info line
which = 'sudo' if sudo else 'run'
if output.debug:
print("[%s] %s: %s" % ('local', which, wrapped_command))
elif output.running:
print("[%s] %s: %s" % ('local', which, given_command))
# Actual execution, stdin/stdout/stderr handling, and termination
stdout, stderr, status = _execute_local(wrapped_command, shell=shell,
combine_stderr=combine_stderr)
# Assemble output string
out = _AttributeString(stdout)
err = _AttributeString(stderr)
# Error handling
out.failed = False
if status != 0:
out.failed = True
msg = "%s() received nonzero return code %s while executing" % (
which, status
)
if env.warn_only:
msg += " '%s'!" % given_command
else:
msg += "!\n\nRequested: %s\nExecuted: %s" % (
given_command, wrapped_command
)
error(message=msg, stdout=out, stderr=err)
# Attach return code to output string so users who have set things to
# warn only, can inspect the error code.
out.return_code = status
# Convenience mirror of .failed
out.succeeded = not out.failed
# Attach stderr for anyone interested in that.
out.stderr = err
return out
def _run_command_local(command,
shell=True,
combine_stderr=True,
sudo=False,
user=None):
'''
Local implementation of fabric.operations._run_command that uses
subprocess to execute.
'''
# Conditionally import error handling function, since different fabric
# versions handle this differently
try:
from fabric.utils import error
except ImportError:
from fabric.operations import _handle_failure
error = lambda msg=None, **kwargs: _handle_failure(msg)
# Set up new var so original argument can be displayed verbatim later.
given_command = command
# Pick up cuisine sudo mode and password as appropriate
if sudo and cuisine.sudo_password():
sudo_prefix = ('echo "%s" | %s -S -p ""' %
(cuisine.sudo_password, env.sudo_prefix))
else:
sudo_prefix = env.sudo_prefix
# Handle context manager modifications, and shell wrapping
with settings(sudo_prefix=sudo_prefix):
wrapped_command = _shell_wrap(
_prefix_commands(_prefix_env_vars(command), 'remote'), shell,
_sudo_prefix(user) if sudo else None)
# Execute info line
which = 'sudo' if sudo else 'run'
if output.debug:
print("[%s] %s: %s" % ('local', which, wrapped_command))
elif output.running:
print("[%s] %s: %s" % ('local', which, given_command))
# Actual execution, stdin/stdout/stderr handling, and termination
stdout, stderr, status = _execute_local(wrapped_command,
shell=shell,
combine_stderr=combine_stderr)
# Assemble output string
out = _AttributeString(stdout)
err = _AttributeString(stderr)
# Error handling
out.failed = False
if status != 0:
out.failed = True
msg = "%s() received nonzero return code %s while executing" % (which,
status)
if env.warn_only:
msg += " '%s'!" % given_command
else:
msg += "!\n\nRequested: %s\nExecuted: %s" % (given_command,
wrapped_command)
error(message=msg, stdout=out, stderr=err)
# Attach return code to output string so users who have set things to
# warn only, can inspect the error code.
out.return_code = status
# Convenience mirror of .failed
out.succeeded = not out.failed
# Attach stderr for anyone interested in that.
out.stderr = err
return out
def error(message=None, **kwargs): return _handle_failure(message)
