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=== modified file 'cloudinit/distros/__init__.py'
--- a/cloudinit/distros/__init__.py 2014-09-10 18:32:37 +0000
+++ b/cloudinit/distros/__init__.py 2016-03-01 10:16:18 +0000
@@ -43,6 +43,7 @@
'freebsd': ['freebsd'],
'suse': ['sles'],
'arch': ['arch'],
+ 'alpine': ['alpine'],
}
LOG = logging.getLogger(__name__)
=== added file 'cloudinit/distros/alpine.py'
--- a/cloudinit/distros/alpine.py 1970-01-01 00:00:00 +0000
+++ b/cloudinit/distros/alpine.py 2016-03-01 10:21:41 +0000
@@ -0,0 +1,207 @@
+# vi: ts=4 expandtab
+#
+# Copyright (C) 2016 Matt Dainty
+#
+# Author: Matt Dainty <matt@bodgit-n-scarper.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 3, as
+# published by the Free Software Foundation.
+#
+# 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, see <http://www.gnu.org/licenses/>.
+
+from cloudinit import distros
+from cloudinit import helpers
+from cloudinit import log as logging
+from cloudinit import util
+
+from cloudinit.distros.parsers.hostname import HostnameConf
+
+from cloudinit.settings import PER_INSTANCE
+
+LOG = logging.getLogger(__name__)
+
+
+class Distro(distros.Distro):
+ network_conf_fn = "/etc/network/interfaces"
+ init_cmd = ['rc-service'] # init scripts
+
+ def __init__(self, name, cfg, paths):
+ distros.Distro.__init__(self, name, cfg, paths)
+ # This will be used to restrict certain
+ # calls from repeatly happening (when they
+ # should only happen say once per instance...)
+ self._runner = helpers.Runners(paths)
+ self.osfamily = 'alpine'
+ cfg['ssh_svcname'] = 'sshd'
+
+ def apply_locale(self, locale, out_fn=None):
+ # No locale support yet
+ pass
+
+ def install_packages(self, pkglist):
+ self.update_package_sources()
+ self.package_command('add', pkgs=pkglist)
+
+ def _write_network(self, settings):
+ util.write_file(self.network_conf_fn, settings)
+ return ['all']
+
+ def _bring_up_interfaces(self, device_names):
+ use_all = False
+ for d in device_names:
+ if d == 'all':
+ use_all = True
+ if use_all:
+ return distros.Distro._bring_up_interface(self, '--all')
+ else:
+ return distros.Distro._bring_up_interfaces(self, device_names)
+
+ def _select_hostname(self, hostname, fqdn):
+ # Prefer the short hostname over the long
+ # fully qualified domain name
+ if not hostname:
+ return fqdn
+ return hostname
+
+ def _write_hostname(self, your_hostname, out_fn):
+ conf = None
+ try:
+ # Try to update the previous one
+ # so lets see if we can read it first.
+ conf = self._read_hostname_conf(out_fn)
+ except IOError:
+ pass
+ if not conf:
+ conf = HostnameConf('')
+ conf.set_hostname(your_hostname)
+ util.write_file(out_fn, str(conf), 0644)
+
+ def _read_system_hostname(self):
+ sys_hostname = self._read_hostname(self.hostname_conf_fn)
+ return (self.hostname_conf_fn, sys_hostname)
+
+ def _read_hostname_conf(self, filename):
+ conf = HostnameConf(util.load_file(filename))
+ conf.parse()
+ return conf
+
+ def _read_hostname(self, filename, default=None):
+ hostname = None
+ try:
+ conf = self._read_hostname_conf(filename)
+ hostname = conf.hostname
+ except IOError:
+ pass
+ if not hostname:
+ return default
+ return hostname
+
+ def set_timezone(self, tz):
+ distros.set_etc_timezone(tz=tz, tz_file=self._find_tz_file(tz))
+
+ def package_command(self, command, args=None, pkgs=None):
+ if pkgs is None:
+ pkgs = []
+
+ cmd = ['apk']
+ # Redirect output
+ cmd.append("--quiet")
+
+ if args and isinstance(args, str):
+ cmd.append(args)
+ elif args and isinstance(args, list):
+ cmd.extend(args)
+
+ if command:
+ cmd.append(command)
+
+ pkglist = util.expand_package_list('%s-%s', pkgs)
+ cmd.extend(pkglist)
+
+ # Allow the output of this to flow outwards (ie not be captured)
+ util.subp(cmd, capture=False)
+
+ def update_package_sources(self):
+ self._runner.run("update-sources", self.package_command,
+ ["update"], freq=PER_INSTANCE)
+
+ def add_user(self, name, **kwargs):
+ if util.is_user(name):
+ LOG.info("User %s already exists, skipping." % name)
+ return
+
+ adduser_cmd = ['adduser', name, '-D']
+ log_adduser_cmd = ['adduser', name, '-D']
+
+ # Since we are creating users, we want to carefully validate the
+ # inputs. If something goes wrong, we can end up with a system
+ # that nobody can login to.
+ adduser_opts = {
+ "gecos": '-g',
+ "homedir": '-h',
+ "uid": '-u',
+ "shell": '-s',
+ }
+
+ adduser_flags = {
+ "system": '-S',
+ }
+
+ redact_opts = ['passwd']
+
+ # Check the values and create the command
+ for key, val in kwargs.items():
+
+ if key in adduser_opts and val and isinstance(val, str):
+ adduser_cmd.extend([adduser_opts[key], val])
+
+ # Redact certain fields from the logs
+ if key in redact_opts:
+ log_adduser_cmd.extend([adduser_opts[key], 'REDACTED'])
+ else:
+ log_adduser_cmd.extend([adduser_opts[key], val])
+
+ elif key in adduser_flags and val:
+ adduser_cmd.append(adduser_flags[key])
+ log_adduser_cmd.append(adduser_flags[key])
+
+ # Don't create the home directory if directed so or if the user is a
+ # system user
+ if 'no_create_home' in kwargs or 'system' in kwargs:
+ adduser_cmd.append('-H')
+ log_adduser_cmd.append('-H')
+
+ # Run the command
+ LOG.debug("Adding user %s", name)
+ try:
+ util.subp(adduser_cmd, logstring=log_adduser_cmd)
+ except Exception as e:
+ util.logexc(LOG, "Failed to create user %s", name)
+ raise e
+
+ # Unlock the user
+ LOG.debug("Unlocking user %s", name)
+ try:
+ util.subp(['passwd', '-u', name], logstring=['passwd', '-u', name])
+ except Exception as e:
+ util.logexc(LOG, "Failed to unlock user %s", name)
+ raise e
+
+ if 'groups' in kwargs:
+ groups = kwargs['groups']
+ if groups and isinstance(groups, str):
+ # Why are these even a single string in the first place?
+ groups = groups.split(',')
+ for group in groups:
+ try:
+ util.subp(['adduser', name, group], logstring=['adduser', name, group])
+ except Exception as e:
+ util.logexc(LOG, "Failed to add user %s to group %s", name, group)
+ raise e
|
