/boto-2.5.2/boto/pyami/installers/ubuntu/installer.py
Python | 96 lines | 72 code | 1 blank | 23 comment | 0 complexity | 40777b8c78716980c2feaf64fd0af714 MD5 | raw file
- # Copyright (c) 2006,2007,2008 Mitch Garnaat http://garnaat.org/
- #
- # Permission is hereby granted, free of charge, to any person obtaining a
- # copy of this software and associated documentation files (the
- # "Software"), to deal in the Software without restriction, including
- # without limitation the rights to use, copy, modify, merge, publish, dis-
- # tribute, sublicense, and/or sell copies of the Software, and to permit
- # persons to whom the Software is furnished to do so, subject to the fol-
- # lowing conditions:
- #
- # The above copyright notice and this permission notice shall be included
- # in all copies or substantial portions of the Software.
- #
- # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
- # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
- # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- # IN THE SOFTWARE.
- #
- import boto.pyami.installers
- import os
- import os.path
- import stat
- import boto
- import random
- from pwd import getpwnam
- class Installer(boto.pyami.installers.Installer):
- """
- Base Installer class for Ubuntu-based AMI's
- """
- def add_cron(self, name, command, minute="*", hour="*", mday="*", month="*", wday="*", who="root", env=None):
- """
- Write a file to /etc/cron.d to schedule a command
- env is a dict containing environment variables you want to set in the file
- name will be used as the name of the file
- """
- if minute == 'random':
- minute = str(random.randrange(60))
- if hour == 'random':
- hour = str(random.randrange(24))
- fp = open('/etc/cron.d/%s' % name, "w")
- if env:
- for key, value in env.items():
- fp.write('%s=%s\n' % (key, value))
- fp.write('%s %s %s %s %s %s %s\n' % (minute, hour, mday, month, wday, who, command))
- fp.close()
- def add_init_script(self, file, name):
- """
- Add this file to the init.d directory
- """
- f_path = os.path.join("/etc/init.d", name)
- f = open(f_path, "w")
- f.write(file)
- f.close()
- os.chmod(f_path, stat.S_IREAD| stat.S_IWRITE | stat.S_IEXEC)
- self.run("/usr/sbin/update-rc.d %s defaults" % name)
- def add_env(self, key, value):
- """
- Add an environemnt variable
- For Ubuntu, the best place is /etc/environment. Values placed here do
- not need to be exported.
- """
- boto.log.info('Adding env variable: %s=%s' % (key, value))
- if not os.path.exists("/etc/environment.orig"):
- self.run('cp /etc/environment /etc/environment.orig', notify=False, exit_on_error=False)
- fp = open('/etc/environment', 'a')
- fp.write('\n%s="%s"' % (key, value))
- fp.close()
- os.environ[key] = value
- def stop(self, service_name):
- self.run('/etc/init.d/%s stop' % service_name)
- def start(self, service_name):
- self.run('/etc/init.d/%s start' % service_name)
- def create_user(self, user):
- """
- Create a user on the local system
- """
- self.run("useradd -m %s" % user)
- usr = getpwnam(user)
- return usr
- def install(self):
- """
- This is the only method you need to override
- """
- raise NotImplementedError