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Commit 204b6a99 authored by Marco Mariani's avatar Marco Mariani
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cli: moved register.py under cli/ and reindented

parent 00d5fa49
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slapos/cli/register.py
View file @ 204b6a99
# -*- coding: utf-8 -*-
import ConfigParser
import getpass
import os
import shutil
import stat
import sys
import tempfile
import subprocess
import requests
from slapos.cli.command import Command, must_be_root
from slapos.register.register import do_register, RegisterConfig
from slapos.util import parse_certificate_key_pair
class RegisterCommand(Command):
......@@ -89,3 +98,263 @@ class RegisterCommand(Command):
return_code = err
sys.exit(return_code)
# XXX dry_run will happily register a new node on the slapos master. Isn't it supposed to be no-op?
def check_credentials(url, login, password):
"""Check if login and password are correct"""
req = requests.get(url, auth=(login, password), verify=False)
return 'Logout' in req.text
def get_certificate_key_pair(logger, master_url_web, node_name, token=None, login=None, password=None):
"""Download certificates from SlapOS Master"""
if token:
req = requests.post('/'.join([master_url_web, 'add-a-server/WebSection_registerNewComputer']),
data={'title': node_name},
headers={'X-Access-Token': token},
verify=False)
else:
register_server_url = '/'.join([master_url_web, ("add-a-server/WebSection_registerNewComputer?dialog_id=WebSection_viewServerInformationDialog&dialog_method=WebSection_registerNewComputer&title={}&object_path=/erp5/web_site_module/hosting/add-a-server&update_method=&cancel_url=https%3A//www.vifib.net/add-a-server/WebSection_viewServerInformationDialog&Base_callDialogMethod=&field_your_title=Essai1&dialog_category=None&form_id=view".format(node_name))])
req = requests.get(register_server_url, auth=(login, password), verify=False)
if not req.ok and 'Certificate still active.' in req.text:
# raise a readable exception if the computer name is already used,
# instead of an opaque 500 Internal Error.
# this will not work with the new API.
logger.error('The node name "%s" is already in use. '
'Please change the name, or revoke the active '
'certificate if you want to replace the node.', node_name)
sys.exit(1)
if req.status_code == 403:
if token:
msg = 'Please check the authentication token or require a new one.'
else:
msg = 'Please check username and password.'
logger.critical('Access denied to the SlapOS Master. %s', msg)
sys.exit(1)
elif not req.ok and 'NotImplementedError' in req.text and not token:
logger.critical('This SlapOS server does not support login/password '
'authentication. Please use the token.')
sys.exit(1)
else:
req.raise_for_status()
return parse_certificate_key_pair(req.text)
def get_computer_name(certificate):
"""Parse certificate to get computer name and return it"""
k = certificate.find("COMP-")
i = certificate.find("/email", k)
return certificate[k:i]
def save_former_config(conf):
"""Save former configuration if found"""
former = '/etc/opt/slapos'
if not os.path.exists(os.path.join(former, 'slapos.cfg')):
return
saved = former + '.old'
while os.path.exists(saved):
conf.logger.info('Slapos configuration detected in %s', saved)
if saved[-1] == 'd':
saved += '.1'
else:
# XXX this goes from 19 to 110
saved = saved[:-1] + str(int(saved[-1]) + 1)
conf.logger.info('Former slapos configuration detected '
'in %s moving to %s', former, saved)
shutil.move(former, saved)
def get_slapos_conf_example():
"""
Get slapos.cfg.example and return its path
"""
_, path = tempfile.mkstemp()
with open(path, 'wb') as fout:
req = requests.get('http://git.erp5.org/gitweb/slapos.core.git/blob_plain/HEAD:/slapos.cfg.example')
fout.write(req.content)
return path
def slapconfig(conf):
"""Base Function to configure slapos in /etc/opt/slapos"""
dry_run = conf.dry_run
# Create slapos configuration directory if needed
slap_conf_dir = os.path.normpath(conf.slapos_configuration)
# Make sure everybody can read slapos configuration directory:
# Add +x to directories in path
directory = os.path.dirname(slap_conf_dir)
while True:
if os.path.dirname(directory) == directory:
break
# Do "chmod g+xro+xr"
os.chmod(directory, os.stat(directory).st_mode | stat.S_IXGRP | stat.S_IRGRP | stat.S_IXOTH | stat.S_IROTH)
directory = os.path.dirname(directory)
if not os.path.exists(slap_conf_dir):
conf.logger.info('Creating directory: %s', slap_conf_dir)
if not dry_run:
os.mkdir(slap_conf_dir, 0o711)
user_certificate_repository_path = os.path.join(slap_conf_dir, 'ssl')
if not os.path.exists(user_certificate_repository_path):
conf.logger.info('Creating directory: %s', user_certificate_repository_path)
if not dry_run:
os.mkdir(user_certificate_repository_path, 0o711)
key_file = os.path.join(user_certificate_repository_path, 'key')
cert_file = os.path.join(user_certificate_repository_path, 'certificate')
for src, dst in [
(conf.key, key_file),
(conf.certificate, cert_file)
]:
conf.logger.info('Copying to %r, and setting minimum privileges', dst)
if not dry_run:
with open(dst, 'w') as destination:
destination.write(''.join(src))
os.chmod(dst, 0o600)
os.chown(dst, 0, 0)
certificate_repository_path = os.path.join(slap_conf_dir, 'ssl', 'partition_pki')
if not os.path.exists(certificate_repository_path):
conf.logger.info('Creating directory: %s', certificate_repository_path)
if not dry_run:
os.mkdir(certificate_repository_path, 0o711)
# Put slapos configuration file
slap_conf_file = os.path.join(slap_conf_dir, 'slapos.cfg')
conf.logger.info('Creating slap configuration: %s', slap_conf_file)
# Get example configuration file
slapos_cfg_example = get_slapos_conf_example()
new_configp = ConfigParser.RawConfigParser()
new_configp.read(slapos_cfg_example)
os.remove(slapos_cfg_example)
for section, key, value in [
('slapos', 'computer_id', conf.computer_id),
('slapos', 'master_url', conf.master_url),
('slapos', 'key_file', key_file),
('slapos', 'cert_file', cert_file),
('slapos', 'certificate_repository_path', certificate_repository_path),
('slapformat', 'interface_name', conf.interface_name),
('slapformat', 'ipv4_local_network', conf.ipv4_local_network),
('slapformat', 'partition_amount', conf.partition_number),
('slapformat', 'create_tap', conf.create_tap)
]:
new_configp.set(section, key, value)
if conf.ipv6_interface:
new_configp.set('slapformat', 'ipv6_interface', conf.ipv6_interface)
if not dry_run:
with open(slap_conf_file, 'w') as fout:
new_configp.write(fout)
conf.logger.info('SlapOS configuration: DONE')
class RegisterConfig(object):
"""
Class containing all parameters needed for configuration
"""
def __init__(self, logger):
self.logger = logger
def setConfig(self, options):
"""
Set options given by parameters.
"""
# Set options parameters
for option, value in options.__dict__.items():
setattr(self, option, value)
def COMPConfig(self, slapos_configuration, computer_id, certificate, key):
self.slapos_configuration = slapos_configuration
self.computer_id = computer_id
self.certificate = certificate
self.key = key
def displayUserConfig(self):
self.logger.debug('Computer Name: %s', self.node_name)
self.logger.debug('Master URL: %s', self.master_url)
self.logger.debug('Number of partition: %s', self.partition_number)
self.logger.info('Using Interface %s', self.interface_name)
self.logger.debug('Ipv4 sub network: %s', self.ipv4_local_network)
self.logger.debug('Ipv6 Interface: %s', self.ipv6_interface)
def gen_auth(conf):
ask = True
if conf.login:
if conf.password:
yield conf.login, conf.password
ask = False
else:
yield conf.login, getpass.getpass()
while ask:
yield raw_input('SlapOS Master Login: '), getpass.getpass()
def do_register(conf):
"""Register new computer on SlapOS Master and generate slapos.cfg"""
if conf.login or conf.login_auth:
for login, password in gen_auth(conf):
if check_credentials(conf.master_url_web, login, password):
break
conf.logger.warning('Wrong login/password')
else:
return 1
certificate, key = get_certificate_key_pair(conf.logger,
conf.master_url_web,
conf.node_name,
login=login,
password=password)
else:
while not conf.token:
conf.token = raw_input('Computer security token: ').strip()
certificate, key = get_certificate_key_pair(conf.logger,
conf.master_url_web,
conf.node_name,
token=conf.token)
# get computer id
COMP = get_computer_name(certificate)
# Getting configuration parameters
conf.COMPConfig(slapos_configuration='/etc/opt/slapos/',
computer_id=COMP,
certificate=certificate,
key=key)
# Save former configuration
if not conf.dry_run:
save_former_config(conf)
# Prepare Slapos Configuration
slapconfig(conf)
conf.logger.info('Node has successfully been configured as %s.', COMP)
# XXX hardcoded value, relying on package installation
# We shall fix that later
conf.logger.info('Running starting script')
if os.path.isfile("/usr/sbin/slapos-start"):
try:
subprocess.check_call("/usr/sbin/slapos-start")
except subprocess.CalledProcessError:
conf.logger.error('Error while trying to run /usr/sbin/slapos-start')
else:
conf.logger.warning('Missing file /usr/sbin/slapos-start')
return 0
slapos/register/__init__.py deleted 100644 → 0
View file @ 00d5fa49
# See http://peak.telecommunity.com/DevCenter/setuptools#namespace-packages
try:
__import__('pkg_resources').declare_namespace(__name__)
except ImportError:
from pkgutil import extend_path
__path__ = extend_path(__path__, __name__)
slapos/register/register.py deleted 100644 → 0
View file @ 00d5fa49
# -*- coding: utf-8 -*-
# vim: set et sts=2:
##############################################################################
#
# Copyright (c) 2012 Vifib SARL and Contributors. All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly advised to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
# XXX dry_run will happily register a new node on the slapos master. Isn't it supposed to be no-op?
import ConfigParser
import getpass
import os
import shutil
import stat
import sys
import tempfile
import subprocess
from subprocess import CalledProcessError
import requests
from slapos.util import parse_certificate_key_pair
def check_credentials(url, login, password):
"""Check if login and password are correct"""
req = requests.get(url, auth=(login, password), verify=False)
return 'Logout' in req.text
def get_certificate_key_pair(logger, master_url_web, node_name, token=None, login=None, password=None):
"""Download certificates from SlapOS Master"""
if token:
req = requests.post('/'.join([master_url_web, 'add-a-server/WebSection_registerNewComputer']),
data={'title': node_name},
headers={'X-Access-Token': token},
verify=False)
else:
register_server_url = '/'.join([master_url_web, ("add-a-server/WebSection_registerNewComputer?dialog_id=WebSection_viewServerInformationDialog&dialog_method=WebSection_registerNewComputer&title={}&object_path=/erp5/web_site_module/hosting/add-a-server&update_method=&cancel_url=https%3A//www.vifib.net/add-a-server/WebSection_viewServerInformationDialog&Base_callDialogMethod=&field_your_title=Essai1&dialog_category=None&form_id=view".format(node_name))])
req = requests.get(register_server_url, auth=(login, password), verify=False)
if not req.ok and 'Certificate still active.' in req.text:
# raise a readable exception if the computer name is already used,
# instead of an opaque 500 Internal Error.
# this will not work with the new API.
logger.error('The node name "%s" is already in use. '
'Please change the name, or revoke the active '
'certificate if you want to replace the node.', node_name)
sys.exit(1)
if req.status_code == 403:
if token:
msg = 'Please check the authentication token or require a new one.'
else:
msg = 'Please check username and password.'
logger.critical('Access denied to the SlapOS Master. %s', msg)
sys.exit(1)
elif not req.ok and 'NotImplementedError' in req.text and not token:
logger.critical('This SlapOS server does not support login/password '
'authentication. Please use the token.')
sys.exit(1)
else:
req.raise_for_status()
return parse_certificate_key_pair(req.text)
def get_computer_name(certificate):
"""Parse certificate to get computer name and return it"""
k = certificate.find("COMP-")
i = certificate.find("/email", k)
return certificate[k:i]
def save_former_config(conf):
"""Save former configuration if found"""
former = '/etc/opt/slapos'
if not os.path.exists(os.path.join(former, 'slapos.cfg')):
return
saved = former + '.old'
while os.path.exists(saved):
conf.logger.info('Slapos configuration detected in %s', saved)
if saved[-1] == 'd':
saved += '.1'
else:
# XXX this goes from 19 to 110
saved = saved[:-1] + str(int(saved[-1]) + 1)
conf.logger.info('Former slapos configuration detected '
'in %s moving to %s', former, saved)
shutil.move(former, saved)
def get_slapos_conf_example():
"""
Get slapos.cfg.example and return its path
"""
_, path = tempfile.mkstemp()
with open(path, 'wb') as fout:
req = requests.get('http://git.erp5.org/gitweb/slapos.core.git/blob_plain/HEAD:/slapos.cfg.example')
fout.write(req.content)
return path
def slapconfig(conf):
"""Base Function to configure slapos in /etc/opt/slapos"""
dry_run = conf.dry_run
# Create slapos configuration directory if needed
slap_conf_dir = os.path.normpath(conf.slapos_configuration)
# Make sure everybody can read slapos configuration directory:
# Add +x to directories in path
directory = os.path.dirname(slap_conf_dir)
while True:
if os.path.dirname(directory) == directory:
break
# Do "chmod g+xro+xr"
os.chmod(directory, os.stat(directory).st_mode | stat.S_IXGRP | stat.S_IRGRP | stat.S_IXOTH | stat.S_IROTH)
directory = os.path.dirname(directory)
if not os.path.exists(slap_conf_dir):
conf.logger.info('Creating directory: %s', slap_conf_dir)
if not dry_run:
os.mkdir(slap_conf_dir, 0o711)
user_certificate_repository_path = os.path.join(slap_conf_dir, 'ssl')
if not os.path.exists(user_certificate_repository_path):
conf.logger.info('Creating directory: %s', user_certificate_repository_path)
if not dry_run:
os.mkdir(user_certificate_repository_path, 0o711)
key_file = os.path.join(user_certificate_repository_path, 'key')
cert_file = os.path.join(user_certificate_repository_path, 'certificate')
for src, dst in [
(conf.key, key_file),
(conf.certificate, cert_file)
]:
conf.logger.info('Copying to %r, and setting minimum privileges', dst)
if not dry_run:
with open(dst, 'w') as destination:
destination.write(''.join(src))
os.chmod(dst, 0o600)
os.chown(dst, 0, 0)
certificate_repository_path = os.path.join(slap_conf_dir, 'ssl', 'partition_pki')
if not os.path.exists(certificate_repository_path):
conf.logger.info('Creating directory: %s', certificate_repository_path)
if not dry_run:
os.mkdir(certificate_repository_path, 0o711)
# Put slapos configuration file
slap_conf_file = os.path.join(slap_conf_dir, 'slapos.cfg')
conf.logger.info('Creating slap configuration: %s', slap_conf_file)
# Get example configuration file
slapos_cfg_example = get_slapos_conf_example()
new_configp = ConfigParser.RawConfigParser()
new_configp.read(slapos_cfg_example)
os.remove(slapos_cfg_example)
for section, key, value in [
('slapos', 'computer_id', conf.computer_id),
('slapos', 'master_url', conf.master_url),
('slapos', 'key_file', key_file),
('slapos', 'cert_file', cert_file),
('slapos', 'certificate_repository_path', certificate_repository_path),
('slapformat', 'interface_name', conf.interface_name),
('slapformat', 'ipv4_local_network', conf.ipv4_local_network),
('slapformat', 'partition_amount', conf.partition_number),
('slapformat', 'create_tap', conf.create_tap)
]:
new_configp.set(section, key, value)
if conf.ipv6_interface:
new_configp.set('slapformat', 'ipv6_interface', conf.ipv6_interface)
if not dry_run:
with open(slap_conf_file, 'w') as fout:
new_configp.write(fout)
conf.logger.info('SlapOS configuration: DONE')
class RegisterConfig(object):
"""
Class containing all parameters needed for configuration
"""
def __init__(self, logger):
self.logger = logger
def setConfig(self, options):
"""
Set options given by parameters.
"""
# Set options parameters
for option, value in options.__dict__.items():
setattr(self, option, value)
def COMPConfig(self, slapos_configuration, computer_id, certificate, key):
self.slapos_configuration = slapos_configuration
self.computer_id = computer_id
self.certificate = certificate
self.key = key
def displayUserConfig(self):
self.logger.debug('Computer Name: %s', self.node_name)
self.logger.debug('Master URL: %s', self.master_url)
self.logger.debug('Number of partition: %s', self.partition_number)
self.logger.info('Using Interface %s', self.interface_name)
self.logger.debug('Ipv4 sub network: %s', self.ipv4_local_network)
self.logger.debug('Ipv6 Interface: %s', self.ipv6_interface)
def gen_auth(conf):
ask = True
if conf.login:
if conf.password:
yield conf.login, conf.password
ask = False
else:
yield conf.login, getpass.getpass()
while ask:
yield raw_input('SlapOS Master Login: '), getpass.getpass()
def do_register(conf):
"""Register new computer on SlapOS Master and generate slapos.cfg"""
if conf.login or conf.login_auth:
for login, password in gen_auth(conf):
if check_credentials(conf.master_url_web, login, password):
break
conf.logger.warning('Wrong login/password')
else:
return 1
certificate, key = get_certificate_key_pair(conf.logger,
conf.master_url_web,
conf.node_name,
login=login,
password=password)
else:
while not conf.token:
conf.token = raw_input('Computer security token: ').strip()
certificate, key = get_certificate_key_pair(conf.logger,
conf.master_url_web,
conf.node_name,
token=conf.token)
# get computer id
COMP = get_computer_name(certificate)
# Getting configuration parameters
conf.COMPConfig(slapos_configuration='/etc/opt/slapos/',
computer_id=COMP,
certificate=certificate,
key=key)
# Save former configuration
if not conf.dry_run:
save_former_config(conf)
# Prepare Slapos Configuration
slapconfig(conf)
conf.logger.info('Node has successfully been configured as %s.', COMP)
# XXX hardcoded value, relying on package installation
# We shall fix that later
conf.logger.info('Running starting script')
if os.path.isfile("/usr/sbin/slapos-start"):
try:
subprocess.check_call("/usr/sbin/slapos-start")
except CalledProcessError:
conf.logger.error('Error while trying to run /usr/sbin/slapos-start')
else:
conf.logger.warning('Missing file /usr/sbin/slapos-start')
return 0
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