def install_chef(cloud, chef_cfg, log):
# If chef is not installed, we install chef based on 'install_type'
install_type = util.get_cfg_option_str(chef_cfg, 'install_type',
'packages')
run = util.get_cfg_option_bool(chef_cfg, 'exec', default=False)
if install_type == "gems":
# This will install and run the chef-client from gems
chef_version = util.get_cfg_option_str(chef_cfg, 'version', None)
ruby_version = util.get_cfg_option_str(chef_cfg, 'ruby_version',
RUBY_VERSION_DEFAULT)
install_chef_from_gems(ruby_version, chef_version, cloud.distro)
# Retain backwards compat, by preferring True instead of False
# when not provided/overriden...
run = util.get_cfg_option_bool(chef_cfg, 'exec', default=True)
elif install_type == 'packages':
# This will install and run the chef-client from packages
cloud.distro.install_packages(('chef',))
elif install_type == 'omnibus':
omnibus_version = util.get_cfg_option_str(chef_cfg, "omnibus_version")
install_chef_from_omnibus(
url=util.get_cfg_option_str(chef_cfg, "omnibus_url"),
retries=util.get_cfg_option_int(chef_cfg, "omnibus_url_retries"),
omnibus_version=omnibus_version)
else:
log.warn("Unknown chef install type '%s'", install_type)
run = False
return run
def get_template_params(iid, chef_cfg, log):
params = CHEF_RB_TPL_DEFAULTS.copy()
# Allow users to overwrite any of the keys they want (if they so choose),
# when a value is None, then the value will be set to None and no boolean
# or string version will be populated...
for (k, v) in chef_cfg.items():
if k not in CHEF_RB_TPL_KEYS:
log.debug("Skipping unknown chef template key '%s'", k)
continue
if v is None:
params[k] = None
else:
# This will make the value a boolean or string...
if k in CHEF_RB_TPL_BOOL_KEYS:
params[k] = util.get_cfg_option_bool(chef_cfg, k)
else:
params[k] = util.get_cfg_option_str(chef_cfg, k)
# These ones are overwritten to be exact values...
params.update({
'generated_by': util.make_header(),
'node_name': util.get_cfg_option_str(chef_cfg, 'node_name',
default=iid),
'environment': util.get_cfg_option_str(chef_cfg, 'environment',
default='_default'),
# These two are mandatory...
'server_url': chef_cfg['server_url'],
'validation_name': chef_cfg['validation_name'],
})
return params
def install_chef(cloud, chef_cfg, log):
# If chef is not installed, we install chef based on 'install_type'
install_type = util.get_cfg_option_str(chef_cfg, 'install_type',
'packages')
run = util.get_cfg_option_bool(chef_cfg, 'exec', default=False)
if install_type == "gems":
# This will install and run the chef-client from gems
chef_version = util.get_cfg_option_str(chef_cfg, 'version', None)
ruby_version = util.get_cfg_option_str(chef_cfg, 'ruby_version',
RUBY_VERSION_DEFAULT)
install_chef_from_gems(cloud.distro, ruby_version, chef_version)
# Retain backwards compat, by preferring True instead of False
# when not provided/overriden...
run = util.get_cfg_option_bool(chef_cfg, 'exec', default=True)
elif install_type == 'packages':
# This will install and run the chef-client from packages
cloud.distro.install_packages(('chef',))
elif install_type == 'omnibus':
# This will install as a omnibus unified package
url = util.get_cfg_option_str(chef_cfg, "omnibus_url", OMNIBUS_URL)
retries = max(0, util.get_cfg_option_int(chef_cfg,
"omnibus_url_retries",
default=OMNIBUS_URL_RETRIES))
content = url_helper.readurl(url=url, retries=retries)
with util.tempdir() as tmpd:
# Use tmpdir over tmpfile to avoid 'text file busy' on execute
tmpf = "%s/chef-omnibus-install" % tmpd
util.write_file(tmpf, str(content), mode=0700)
util.subp([tmpf], capture=False)
else:
log.warn("Unknown chef install type '%s'", install_type)
run = False
return run
def handle(_name, cfg, cloud, log, _args):
# If there isn't a chef key in the configuration don't do anything
if 'chef' not in cfg:
return
chef_cfg = cfg['chef']
# ensure the chef directories we use exist
mkdirs(['/etc/chef', '/var/log/chef', '/var/lib/chef',
'/var/cache/chef', '/var/backups/chef', '/var/run/chef'])
# set the validation key based on the presence of either 'validation_key'
# or 'validation_cert'. In the case where both exist, 'validation_key'
# takes precedence
for key in ('validation_key', 'validation_cert'):
if key in chef_cfg and chef_cfg[key]:
with open('/etc/chef/validation.pem', 'w') as validation_key_fh:
validation_key_fh.write(chef_cfg[key])
break
# create the chef config from template
util.render_to_file('chef_client.rb', '/etc/chef/client.rb',
{'server_url': chef_cfg['server_url'],
'node_name': util.get_cfg_option_str(chef_cfg, 'node_name',
cloud.datasource.get_instance_id()),
'environment': util.get_cfg_option_str(chef_cfg, 'environment',
'_default'),
'validation_name': chef_cfg['validation_name']})
# set the firstboot json
with open('/etc/chef/firstboot.json', 'w') as firstboot_json_fh:
initial_json = {}
if 'run_list' in chef_cfg:
initial_json['run_list'] = chef_cfg['run_list']
if 'initial_attributes' in chef_cfg:
initial_attributes = chef_cfg['initial_attributes']
for k in initial_attributes.keys():
initial_json[k] = initial_attributes[k]
firstboot_json_fh.write(json.dumps(initial_json))
# If chef is not installed, we install chef based on 'install_type'
if not os.path.isfile('/usr/bin/chef-client'):
install_type = util.get_cfg_option_str(chef_cfg, 'install_type',
'packages')
if install_type == "gems":
# this will install and run the chef-client from gems
chef_version = util.get_cfg_option_str(chef_cfg, 'version', None)
ruby_version = util.get_cfg_option_str(chef_cfg, 'ruby_version',
ruby_version_default)
install_chef_from_gems(ruby_version, chef_version)
# and finally, run chef-client
log.debug('running chef-client')
subprocess.check_call(['/usr/bin/chef-client', '-d', '-i', '1800',
'-s', '20'])
else:
# this will install and run the chef-client from packages
cc.install_packages(('chef',))
def _initialize_filesystem(self):
util.ensure_dirs(self._initial_subdirs())
log_file = util.get_cfg_option_str(self.cfg, "def_log_file")
perms = util.get_cfg_option_str(self.cfg, "syslog_fix_perms")
if log_file:
util.ensure_file(log_file)
if perms:
u, g = util.extract_usergroup(perms)
try:
util.chownbyname(log_file, u, g)
except OSError:
util.logexc(LOG, "Unable to change the ownership of %s to " "user %s, group %s", log_file, u, g)
def handle(_name, cfg, _cloud, log, args):
if len(args) != 0:
value = args[0]
else:
value = util.get_cfg_option_str(cfg, "byobu_by_default", "")
if not value:
return
if value == "user" or value == "system":
value = "enable-%s" % value
valid = ("enable-user", "enable-system", "enable",
"disable-user", "disable-system", "disable")
if not value in valid:
log.warn("Unknown value %s for byobu_by_default" % value)
mod_user = value.endswith("-user")
mod_sys = value.endswith("-system")
if value.startswith("enable"):
bl_inst = "install"
dc_val = "byobu byobu/launch-by-default boolean true"
mod_sys = True
else:
if value == "disable":
mod_user = True
mod_sys = True
bl_inst = "uninstall"
dc_val = "byobu byobu/launch-by-default boolean false"
shcmd = ""
if mod_user:
user = util.get_cfg_option_str(cfg, "user", "ubuntu")
shcmd += " sudo -Hu \"%s\" byobu-launcher-%s" % (user, bl_inst)
shcmd += " || X=$(($X+1)); "
if mod_sys:
shcmd += "echo \"%s\" | debconf-set-selections" % dc_val
shcmd += " && dpkg-reconfigure byobu --frontend=noninteractive"
shcmd += " || X=$(($X+1)); "
cmd = ["/bin/sh", "-c", "%s %s %s" % ("X=0;", shcmd, "exit $X")]
log.debug("setting byobu to %s" % value)
try:
subprocess.check_call(cmd)
except subprocess.CalledProcessError as e:
log.debug(traceback.format_exc(e))
raise Exception("Cmd returned %s: %s" % (e.returncode, cmd))
except OSError as e:
log.debug(traceback.format_exc(e))
raise Exception("Cmd failed to execute: %s" % (cmd))
def handle(name, cfg, cloud, log, args):
if len(args) != 0:
locale = args[0]
else:
locale = util.get_cfg_option_str(cfg, "locale", cloud.get_locale())
if not locale:
log.debug(("Skipping module named %s, "
"no 'locale' configuration found"), name)
return
log.debug("Setting locale to %s", locale)
locale_cfgfile = util.get_cfg_option_str(cfg, "locale_configfile")
cloud.distro.apply_locale(locale, locale_cfgfile)
def handle(name, cfg, cloud, log, args):
if len(args) != 0:
locale = args[0]
else:
locale = util.get_cfg_option_str(cfg, "locale", cloud.get_locale())
if util.is_false(locale):
log.debug("Skipping module named %s, disabled by config: %s",
name, locale)
return
log.debug("Setting locale to %s", locale)
locale_cfgfile = util.get_cfg_option_str(cfg, "locale_configfile")
cloud.distro.apply_locale(locale, locale_cfgfile)
def handle(_name, cfg, _cloud, log, args):
if len(args) != 0:
msg_in = args[0]
else:
msg_in = util.get_cfg_option_str(cfg, "final_message", final_message)
try:
uptimef = open("/proc/uptime")
uptime = uptimef.read().split(" ")[0]
uptimef.close()
except IOError as e:
log.warn("unable to open /proc/uptime\n")
uptime = "na"
try:
ts = time.strftime("%a, %d %b %Y %H:%M:%S %z", time.gmtime())
except:
ts = "na"
try:
subs = {'UPTIME': uptime, 'TIMESTAMP': ts}
sys.stdout.write("%s\n" % util.render_string(msg_in, subs))
except Exception as e:
log.warn("failed to render string to stdout: %s" % e)
fp = open(boot_finished, "wb")
fp.write(uptime + "\n")
fp.close()
def handle(_name, cfg, _cloud, log, args):
if len(args) != 0:
user = args[0]
ids = []
if len(args) > 1:
ids = args[1:]
else:
user = util.get_cfg_option_str(cfg, "user", "ubuntu")
ids = util.get_cfg_option_list_or_str(cfg, "ssh_import_id", [])
if len(ids) == 0:
return
cmd = ["sudo", "-Hu", user, "ssh-import-id"] + ids
log.debug("importing ssh ids. cmd = %s" % cmd)
try:
subprocess.check_call(cmd)
except subprocess.CalledProcessError as e:
log.debug(traceback.format_exc(e))
raise Exception("Cmd returned %s: %s" % (e.returncode, cmd))
except OSError as e:
log.debug(traceback.format_exc(e))
raise Exception("Cmd failed to execute: %s" % (cmd))
def logging_set_from_cfg(cfg):
log_cfgs = []
logcfg = util.get_cfg_option_str(cfg, "log_cfg", False)
if logcfg:
# if there is a 'logcfg' entry in the config, respect
# it, it is the old keyname
log_cfgs = [logcfg]
elif "log_cfgs" in cfg:
for cfg in cfg['log_cfgs']:
if isinstance(cfg, list):
log_cfgs.append('\n'.join(cfg))
else:
log_cfgs.append()
if not len(log_cfgs):
sys.stderr.write("Warning, no logging configured\n")
return
for logcfg in log_cfgs:
try:
logging.config.fileConfig(StringIO.StringIO(logcfg))
return
except:
pass
raise Exception("no valid logging found\n")
def handle(name, cfg, cloud, log, _args):
manage_hosts = util.get_cfg_option_str(cfg, "manage_etc_hosts", False)
if util.translate_bool(manage_hosts, addons=['template']):
(hostname, fqdn) = util.get_hostname_fqdn(cfg, cloud)
if not hostname:
log.warn(("Option 'manage_etc_hosts' was set,"
" but no hostname was found"))
return
# Render from a template file
tpl_fn_name = cloud.get_template_filename("hosts.%s" %
(cloud.distro.osfamily))
if not tpl_fn_name:
raise RuntimeError(("No hosts template could be"
" found for distro %s") %
(cloud.distro.osfamily))
templater.render_to_file(tpl_fn_name, '/etc/hosts',
{'hostname': hostname, 'fqdn': fqdn})
elif manage_hosts == "localhost":
(hostname, fqdn) = util.get_hostname_fqdn(cfg, cloud)
if not hostname:
log.warn(("Option 'manage_etc_hosts' was set,"
" but no hostname was found"))
return
log.debug("Managing localhost in /etc/hosts")
cloud.distro.update_etc_hosts(hostname, fqdn)
else:
log.debug(("Configuration option 'manage_etc_hosts' is not set,"
" not managing /etc/hosts in module %s"), name)
def handle(_name, cfg, cloud, log, _args):
(hostname, fqdn) = util.get_hostname_fqdn(cfg, cloud)
manage_hosts = util.get_cfg_option_str(cfg, "manage_etc_hosts", False)
if manage_hosts in ("True", "true", True, "template"):
# render from template file
try:
if not hostname:
log.info("manage_etc_hosts was set, but no hostname found")
return
util.render_to_file('hosts', '/etc/hosts',
{'hostname': hostname, 'fqdn': fqdn})
except Exception:
log.warn("failed to update /etc/hosts")
raise
elif manage_hosts == "localhost":
log.debug("managing 127.0.1.1 in /etc/hosts")
update_etc_hosts(hostname, fqdn, log)
return
else:
if manage_hosts not in ("False", False):
log.warn("Unknown value for manage_etc_hosts. Assuming False")
else:
log.debug("not managing /etc/hosts")
def handle(name, cfg, _cloud, log, _args):
mycfg = cfg.get("grub_dpkg", cfg.get("grub-dpkg", {}))
if not mycfg:
mycfg = {}
enabled = mycfg.get('enabled', True)
if util.is_false(enabled):
log.debug("%s disabled by config grub_dpkg/enabled=%s", name, enabled)
return
idevs = util.get_cfg_option_str(mycfg, "grub-pc/install_devices", None)
idevs_empty = util.get_cfg_option_str(mycfg,
"grub-pc/install_devices_empty", None)
if ((os.path.exists("/dev/sda1") and not os.path.exists("/dev/sda")) or
(os.path.exists("/dev/xvda1")
and not os.path.exists("/dev/xvda"))):
if idevs is None:
idevs = ""
if idevs_empty is None:
idevs_empty = "true"
else:
if idevs_empty is None:
idevs_empty = "false"
if idevs is None:
idevs = "/dev/sda"
for dev in ("/dev/sda", "/dev/vda", "/dev/xvda",
"/dev/sda1", "/dev/vda1", "/dev/xvda1"):
if os.path.exists(dev):
idevs = dev
break
# now idevs and idevs_empty are set to determined values
# or, those set by user
dconf_sel = (("grub-pc grub-pc/install_devices string %s\n"
"grub-pc grub-pc/install_devices_empty boolean %s\n") %
(idevs, idevs_empty))
log.debug("Setting grub debconf-set-selections with '%s','%s'" %
(idevs, idevs_empty))
try:
util.subp(['debconf-set-selections'], dconf_sel)
except:
util.logexc(log, "Failed to run debconf-set-selections for grub-dpkg")
def handle(name,cfg,cloud,log,args):
update = util.get_cfg_option_bool(cfg, 'repo_update', False)
# map the various possible upgrade level choices to well known ones
upgrade_val = util.get_cfg_option_str(cfg, 'repo_upgrade')
upgrade = util.UPGRADE_NONE
if upgrade_val:
if upgrade_val.lower() in [ 'security', 'critical' ]:
upgrade = util.UPGRADE_SECURITY
elif upgrade_val.lower() in [ 'fixes', 'bugs', 'bugfix', 'bugfixes' ]:
upgrade = util.UPGRADE_BUGFIX
elif upgrade_val.lower() in [ 'true', '1', 'on', 'yes', 'all' ]:
upgrade = util.UPGRADE_ALL
dist = cloudinit.DistAction.DistAction("/etc/cloud/dist-defs.cfg")
if not util.get_cfg_option_bool(cfg, 'repo_preserve', True):
repo_cfg = dist.get_config_section('repo')
if cfg.has_key("repo_mirror"):
repo_cfg['mirror'] = cfg["repo_mirror"]
else:
# May build mirror from availabity zone information:
availability_zone = cloud.datasource.get_availability_zone()
repo_cfg['ec2_az'] = availability_zone[:-1]
log.debug("Generating default repo files");
dist.repo_generate(repo_cfg)
# Make this part of repo_generate?? (TODO)
#old_mir = util.get_cfg_option_str(cfg,'repo_old_mirror', \
# mirror)
#rename_repo(old_mir, mirror)
# Equivalent to 'apt_sources': add a new package repository
if cfg.has_key('repo_additions'):
log.debug("Adding repo files from config");
errors = dist.repo_add(cfg['repo_additions'])
for e in errors:
log.warn("Source Error: %s\n" % ':'.join(e))
pkglist = []
if 'packages' in cfg:
if isinstance(cfg['packages'],list):
pkglist = cfg['packages']
else: pkglist.append(cfg['packages'])
if update or upgrade or pkglist:
log.debug("Running update on repo");
dist.repo_update()
if upgrade:
log.debug("Running upgrade on repo");
dist.repo_upgrade(upgrade)
if pkglist:
log.debug("Installing packages from repo");
dist.repo_install(pkglist)
return(True)
def handle(name, cfg, cloud, log, _args):
do_migrate = util.get_cfg_option_str(cfg, "migrate", True)
if not util.translate_bool(do_migrate):
log.debug("Skipping module named %s, migration disabled", name)
return
sems_moved = _migrate_canon_sems(cloud)
log.debug("Migrated %s semaphore files to there canonicalized names",
sems_moved)
_migrate_legacy_sems(cloud, log)
def handle(name, cfg, cloud, log, _args):
if util.is_false(cfg.get('apt_configure_enabled', True)):
log.debug("Skipping module named %s, disabled by config.", name)
return
release = get_release()
mirrors = find_apt_mirror_info(cloud, cfg)
if not mirrors or "primary" not in mirrors:
log.debug(("Skipping module named %s,"
" no package 'mirror' located"), name)
return
# backwards compatibility
mirror = mirrors["primary"]
mirrors["mirror"] = mirror
log.debug("Mirror info: %s" % mirrors)
if not util.get_cfg_option_bool(cfg,
'apt_preserve_sources_list', False):
generate_sources_list(release, mirrors, cloud, log)
old_mirrors = cfg.get('apt_old_mirrors',
{"primary": "archive.ubuntu.com/ubuntu",
"security": "security.ubuntu.com/ubuntu"})
rename_apt_lists(old_mirrors, mirrors)
try:
apply_apt_config(cfg, APT_PROXY_FN, APT_CONFIG_FN)
except Exception as e:
log.warn("failed to proxy or apt config info: %s", e)
# Process 'apt_sources'
if 'apt_sources' in cfg:
params = mirrors
params['RELEASE'] = release
params['MIRROR'] = mirror
matchcfg = cfg.get('add_apt_repo_match', ADD_APT_REPO_MATCH)
if matchcfg:
matcher = re.compile(matchcfg).search
else:
def matcher(x):
return False
errors = add_sources(cfg['apt_sources'], params,
aa_repo_match=matcher)
for e in errors:
log.warn("Add source error: %s", ':'.join(e))
dconf_sel = util.get_cfg_option_str(cfg, 'debconf_selections', False)
if dconf_sel:
log.debug("Setting debconf selections per cloud config")
try:
util.subp(('debconf-set-selections', '-'), dconf_sel)
except Exception:
util.logexc(log, "Failed to run debconf-set-selections")
def handle(_name, cfg, _cloud, log, _args):
idevs = None
idevs_empty = None
if _cloud.distro.name not in distros:
return
if "grub-dpkg" in cfg:
idevs = util.get_cfg_option_str(cfg["grub-dpkg"],
"grub-pc/install_devices", None)
idevs_empty = util.get_cfg_option_str(cfg["grub-dpkg"],
"grub-pc/install_devices_empty", None)
if ((os.path.exists("/dev/sda1") and not os.path.exists("/dev/sda")) or
(os.path.exists("/dev/xvda1") and not os.path.exists("/dev/xvda"))):
if idevs is None:
idevs = ""
if idevs_empty is None:
idevs_empty = "true"
else:
if idevs_empty is None:
idevs_empty = "false"
if idevs is None:
idevs = "/dev/sda"
for dev in ("/dev/sda", "/dev/vda", "/dev/sda1", "/dev/vda1"):
if os.path.exists(dev):
idevs = dev
break
# now idevs and idevs_empty are set to determined values
# or, those set by user
dconf_sel = (("grub-pc grub-pc/install_devices string %s\n"
"grub-pc grub-pc/install_devices_empty boolean %s\n") %
(idevs, idevs_empty))
log.debug("Setting grub debconf-set-selections with '%s','%s'" %
(idevs, idevs_empty))
try:
util.subp(['debconf-set-selections'], dconf_sel)
except:
util.logexc(log, "Failed to run debconf-set-selections for grub-dpkg")
def handle(_name, cfg, cloud, log, args):
if len(args) != 0:
locale = args[0]
else:
locale = util.get_cfg_option_str(cfg, "locale", cloud.get_locale())
locale_cfgfile = util.get_cfg_option_str(cfg, "locale_configfile",
"/etc/default/locale")
if not locale:
return
log.debug("setting locale to %s" % locale)
try:
apply_locale(locale, locale_cfgfile)
except Exception as e:
log.debug(traceback.format_exc(e))
raise Exception("failed to apply locale %s" % locale)
def handle(name, cfg, cloud, log, _args):
if 'no_ssh_fingerprints' in cfg:
log.debug(("Skipping module named %s, "
"logging of ssh fingerprints disabled"), name)
hash_meth = util.get_cfg_option_str(cfg, "authkey_hash", "md5")
(users, _groups) = ds.normalize_users_groups(cfg, cloud.distro)
for (user_name, _cfg) in users.items():
(key_fn, key_entries) = ssh_util.extract_authorized_keys(user_name)
_pprint_key_entries(user_name, key_fn,
key_entries, hash_meth)
def __init__(self, cfg):
# constants tailored for FreeBSD
if util.is_FreeBSD():
self.pkg_name = 'py27-salt'
self.srv_name = 'salt_minion'
self.conf_dir = '/usr/local/etc/salt'
# constants for any other OS
else:
self.pkg_name = 'salt-minion'
self.srv_name = 'salt-minion'
self.conf_dir = '/etc/salt'
# if there are constants given in cloud config use those
self.pkg_name = util.get_cfg_option_str(cfg, 'pkg_name',
self.pkg_name)
self.conf_dir = util.get_cfg_option_str(cfg, 'config_dir',
self.conf_dir)
self.srv_name = util.get_cfg_option_str(cfg, 'service_name',
self.srv_name)
def initfs():
subds = ['scripts/per-instance', 'scripts/per-once', 'scripts/per-boot',
'seed', 'instances', 'handlers', 'sem', 'data']
dlist = []
for subd in subds:
dlist.append("%s/%s" % (varlibdir, subd))
util.ensure_dirs(dlist)
cfg = util.get_base_cfg(system_config, cfg_builtin, parsed_cfgs)
log_file = util.get_cfg_option_str(cfg, 'def_log_file', None)
perms = util.get_cfg_option_str(cfg, 'syslog_fix_perms', None)
if log_file:
fp = open(log_file, "ab")
fp.close()
if log_file and perms:
(u, g) = perms.split(':', 1)
if u == "-1" or u == "None":
u = None
if g == "-1" or g == "None":
g = None
util.chownbyname(log_file, u, g)
def handle(name, cfg, cloud, log, args):
if len(args) != 0:
timezone = args[0]
else:
timezone = util.get_cfg_option_str(cfg, "timezone", False)
if not timezone:
log.debug("Skipping module named %s, no 'timezone' specified", name)
return
# Let the distro handle settings its timezone
cloud.distro.set_timezone(timezone)
def handle(_name, cfg, _cloud, log, _args):
apt_pipe_value = util.get_cfg_option_str(cfg, "apt_pipelining", False)
apt_pipe_value_s = str(apt_pipe_value).lower().strip()
if apt_pipe_value_s == "false":
write_apt_snippet("0", log, DEFAULT_FILE)
elif apt_pipe_value_s in ("none", "unchanged", "os"):
return
elif apt_pipe_value_s in [str(b) for b in xrange(0, 6)]:
write_apt_snippet(apt_pipe_value_s, log, DEFAULT_FILE)
else:
log.warn("Invalid option for apt_pipeling: %s", apt_pipe_value)
def handle(_name, cfg, _cloud, log, _args):
idevs = None
idevs_empty = None
if "grub-dpkg" in cfg:
idevs = util.get_cfg_option_str(cfg["grub-dpkg"],
"grub-pc/install_devices", None)
idevs_empty = util.get_cfg_option_str(cfg["grub-dpkg"],
"grub-pc/install_devices_empty", None)
if ((os.path.exists("/dev/sda1") and not os.path.exists("/dev/sda")) or
(os.path.exists("/dev/xvda1") and not os.path.exists("/dev/xvda"))):
if idevs == None:
idevs = ""
if idevs_empty == None:
idevs_empty = "true"
else:
if idevs_empty == None:
idevs_empty = "false"
if idevs == None:
idevs = "/dev/sda"
for dev in ("/dev/sda", "/dev/vda", "/dev/sda1", "/dev/vda1"):
if os.path.exists(dev):
idevs = dev
break
# now idevs and idevs_empty are set to determined values
# or, those set by user
dconf_sel = "grub-pc grub-pc/install_devices string %s\n" % idevs + \
"grub-pc grub-pc/install_devices_empty boolean %s\n" % idevs_empty
log.debug("setting grub debconf-set-selections with '%s','%s'" %
(idevs, idevs_empty))
try:
util.subp(('debconf-set-selections'), dconf_sel)
except:
log.error("Failed to run debconf-set-selections for grub-dpkg")
log.debug(traceback.format_exc())
def handle(name, cfg, cloud, log, args):
if len(args) != 0:
value = args[0]
else:
value = util.get_cfg_option_str(cfg, "byobu_by_default", "")
if not value:
log.debug("Skipping module named %s, no 'byobu' values found", name)
return
if value == "user" or value == "system":
value = "enable-%s" % value
valid = ("enable-user", "enable-system", "enable",
"disable-user", "disable-system", "disable")
if not value in valid:
log.warn("Unknown value %s for byobu_by_default", value)
mod_user = value.endswith("-user")
mod_sys = value.endswith("-system")
if value.startswith("enable"):
bl_inst = "install"
dc_val = "byobu byobu/launch-by-default boolean true"
mod_sys = True
else:
if value == "disable":
mod_user = True
mod_sys = True
bl_inst = "uninstall"
dc_val = "byobu byobu/launch-by-default boolean false"
shcmd = ""
if mod_user:
(users, _groups) = ds.normalize_users_groups(cfg, cloud.distro)
(user, _user_config) = ds.extract_default(users)
if not user:
log.warn(("No default byobu user provided, "
"can not launch %s for the default user"), bl_inst)
else:
shcmd += " sudo -Hu \"%s\" byobu-launcher-%s" % (user, bl_inst)
shcmd += " || X=$(($X+1)); "
if mod_sys:
shcmd += "echo \"%s\" | debconf-set-selections" % dc_val
shcmd += " && dpkg-reconfigure byobu --frontend=noninteractive"
shcmd += " || X=$(($X+1)); "
if len(shcmd):
cmd = ["/bin/sh", "-c", "%s %s %s" % ("X=0;", shcmd, "exit $X")]
log.debug("Setting byobu to %s", value)
util.subp(cmd, capture=False)
def handle(_name, cfg, _cloud, log, _args):
apt_pipe_value = util.get_cfg_option_str(cfg, "apt_pipelining", False)
apt_pipe_value = str(apt_pipe_value).lower()
if apt_pipe_value == "false":
write_apt_snippet("0", log)
elif apt_pipe_value in ("none", "unchanged", "os"):
return
elif apt_pipe_value in str(range(0, 6)):
write_apt_snippet(apt_pipe_value, log)
else:
log.warn("Invalid option for apt_pipeling: %s" % apt_pipe_value)
def handle(name, cfg, _cloud, log, _args):
repos = cfg.get('yum_repos')
if not repos:
log.debug(("Skipping module named %s,"
" no 'yum_repos' configuration found"), name)
return
repo_base_path = util.get_cfg_option_str(cfg, 'yum_repo_dir',
'/etc/yum.repos.d/')
repo_locations = {}
repo_configs = {}
for (repo_id, repo_config) in repos.items():
canon_repo_id = _canonicalize_id(repo_id)
repo_fn_pth = os.path.join(repo_base_path, "%s.repo" % (canon_repo_id))
if os.path.exists(repo_fn_pth):
log.info("Skipping repo %s, file %s already exists!",
repo_id, repo_fn_pth)
continue
elif canon_repo_id in repo_locations:
log.info("Skipping repo %s, file %s already pending!",
repo_id, repo_fn_pth)
continue
if not repo_config:
repo_config = {}
# Do some basic sanity checks/cleaning
n_repo_config = {}
for (k, v) in repo_config.items():
k = k.lower().strip().replace("-", "_")
if k:
n_repo_config[k] = v
repo_config = n_repo_config
missing_required = 0
for req_field in ['baseurl']:
if req_field not in repo_config:
log.warn(("Repository %s does not contain a %s"
" configuration 'required' entry"),
repo_id, req_field)
missing_required += 1
if not missing_required:
repo_configs[canon_repo_id] = repo_config
repo_locations[canon_repo_id] = repo_fn_pth
else:
log.warn("Repository %s is missing %s required fields, skipping!",
repo_id, missing_required)
for (c_repo_id, path) in repo_locations.items():
repo_blob = _format_repository_config(c_repo_id,
repo_configs.get(c_repo_id))
util.write_file(path, repo_blob)
def handle(name, _cfg, _cloud, log, _args):
default_interface = 'eth0'
system_info = util.system_info()
if 'aix' in system_info['platform'].lower():
default_interface = 'en0'
interface = util.get_cfg_option_str(_cfg,
'set_hostname_from_interface',
default=default_interface)
log.debug('Setting hostname based on interface %s' % interface)
set_hostname = False
fqdn = None
# Look up the IP address on the interface
# and then reverse lookup the hostname in DNS
info = netinfo.netdev_info()
if interface in info:
set_short = util.get_cfg_option_bool(_cfg, "set_dns_shortname", False)
if 'addr' in info[interface] and info[interface]['addr']:
# Handle IPv4 address
set_hostname =_set_hostname(_cfg, _cloud, log,
info[interface]['addr'], set_short)
elif 'addr6' in info[interface] and info[interface]['addr6']:
# Handle IPv6 addresses
for ipaddr in info[interface]['addr6']:
ipaddr = ipaddr.split('/')[0]
set_hostname = _set_hostname(_cfg, _cloud, log, ipaddr,
set_short)
if set_hostname:
break
else:
log.warning('Interface %s was not found on the system. '
'Interfaces found on system: %s' % (interface,
info.keys()))
# Reverse lookup failed, fall back to cc_set_hostname way.
if not set_hostname:
(short_hostname, fqdn) = util.get_hostname_fqdn(_cfg, _cloud)
try:
log.info('Fall back to setting hostname on VM as %s' % fqdn)
_cloud.distro.set_hostname(short_hostname, fqdn=fqdn)
except Exception:
util.logexc(log, "Failed to set the hostname to %s", fqdn)
raise
def handle(name, cfg, cloud, log, _args):
release = get_release()
mirrors = find_apt_mirror_info(cloud, cfg)
if not mirrors or "primary" not in mirrors:
log.debug(("Skipping module named %s," " no package 'mirror' located"), name)
return
# backwards compatibility
mirror = mirrors["primary"]
mirrors["mirror"] = mirror
log.debug("Mirror info: %s" % mirrors)
if not util.get_cfg_option_bool(cfg, "apt_preserve_sources_list", False):
generate_sources_list(release, mirrors, cloud, log)
old_mirrors = cfg.get(
"apt_old_mirrors", {"primary": "archive.ubuntu.com/ubuntu", "security": "security.ubuntu.com/ubuntu"}
)
rename_apt_lists(old_mirrors, mirrors)
try:
apply_apt_config(cfg, APT_PROXY_FN, APT_CONFIG_FN)
except Exception as e:
log.warn("failed to proxy or apt config info: %s", e)
# Process 'apt_sources'
if "apt_sources" in cfg:
params = mirrors
params["RELEASE"] = release
params["MIRROR"] = mirror
errors = add_sources(cfg["apt_sources"], params)
for e in errors:
log.warn("Add source error: %s", ":".join(e))
dconf_sel = util.get_cfg_option_str(cfg, "debconf_selections", False)
if dconf_sel:
log.debug("Setting debconf selections per cloud config")
try:
util.subp(("debconf-set-selections", "-"), dconf_sel)
except Exception:
util.logexc(log, "Failed to run debconf-set-selections")
def handle(name, cfg, _cloud, log, _args):
repos = cfg.get("yum_repos")
if not repos:
log.debug(
"Skipping module named %s, no 'yum_repos' configuration found",
name,
)
return
repo_base_path = util.get_cfg_option_str(cfg, "yum_repo_dir",
"/etc/yum.repos.d/")
repo_locations = {}
repo_configs = {}
for (repo_id, repo_config) in repos.items():
canon_repo_id = _canonicalize_id(repo_id)
repo_fn_pth = os.path.join(repo_base_path, "%s.repo" % (canon_repo_id))
if os.path.exists(repo_fn_pth):
log.info(
"Skipping repo %s, file %s already exists!",
repo_id,
repo_fn_pth,
)
continue
elif canon_repo_id in repo_locations:
log.info(
"Skipping repo %s, file %s already pending!",
repo_id,
repo_fn_pth,
)
continue
if not repo_config:
repo_config = {}
# Do some basic sanity checks/cleaning
n_repo_config = {}
for (k, v) in repo_config.items():
k = k.lower().strip().replace("-", "_")
if k:
n_repo_config[k] = v
repo_config = n_repo_config
missing_required = 0
for req_field in ["baseurl"]:
if req_field not in repo_config:
log.warning(
"Repository %s does not contain a %s"
" configuration 'required' entry",
repo_id,
req_field,
)
missing_required += 1
if not missing_required:
repo_configs[canon_repo_id] = repo_config
repo_locations[canon_repo_id] = repo_fn_pth
else:
log.warning(
"Repository %s is missing %s required fields, skipping!",
repo_id,
missing_required,
)
for (c_repo_id, path) in repo_locations.items():
repo_blob = _format_repository_config(c_repo_id,
repo_configs.get(c_repo_id))
util.write_file(path, repo_blob)
def handle(_name, cfg, cloud, log, args):
if len(args) != 0:
# if run from command line, and give args, wipe the chpasswd['list']
password = args[0]
if 'chpasswd' in cfg and 'list' in cfg['chpasswd']:
del cfg['chpasswd']['list']
else:
password = util.get_cfg_option_str(cfg, "password", None)
expire = True
pw_auth = "no"
change_pwauth = False
plist = None
if 'chpasswd' in cfg:
chfg = cfg['chpasswd']
plist = util.get_cfg_option_str(chfg, 'list', plist)
expire = util.get_cfg_option_bool(chfg, 'expire', expire)
if not plist and password:
(users, _groups) = ds.normalize_users_groups(cfg, cloud.distro)
(user, _user_config) = ds.extract_default(users)
if user:
plist = "%s:%s" % (user, password)
else:
log.warn("No default or defined user to change password for.")
errors = []
if plist:
plist_in = []
randlist = []
users = []
for line in plist.splitlines():
u, p = line.split(':', 1)
if p == "R" or p == "RANDOM":
p = rand_user_password()
randlist.append("%s:%s" % (u, p))
plist_in.append("%s:%s" % (u, p))
users.append(u)
ch_in = '\n'.join(plist_in) + '\n'
try:
log.debug("Changing password for %s:", users)
util.subp(['chpasswd'], ch_in)
except Exception as e:
errors.append(e)
util.logexc(log, "Failed to set passwords with chpasswd for %s",
users)
if len(randlist):
blurb = ("Set the following 'random' passwords\n",
'\n'.join(randlist))
sys.stderr.write("%s\n%s\n" % blurb)
if expire:
expired_users = []
for u in users:
try:
util.subp(['passwd', '--expire', u])
expired_users.append(u)
except Exception as e:
errors.append(e)
util.logexc(log, "Failed to set 'expire' for %s", u)
if expired_users:
log.debug("Expired passwords for: %s users", expired_users)
change_pwauth = False
pw_auth = None
if 'ssh_pwauth' in cfg:
change_pwauth = True
if util.is_true(cfg['ssh_pwauth']):
pw_auth = 'yes'
if util.is_false(cfg['ssh_pwauth']):
pw_auth = 'no'
if change_pwauth:
replaced_auth = False
# See: man sshd_config
old_lines = ssh_util.parse_ssh_config(ssh_util.DEF_SSHD_CFG)
new_lines = []
i = 0
for (i, line) in enumerate(old_lines):
# Keywords are case-insensitive and arguments are case-sensitive
if line.key == 'passwordauthentication':
log.debug("Replacing auth line %s with %s", i + 1, pw_auth)
replaced_auth = True
line.value = pw_auth
new_lines.append(line)
if not replaced_auth:
log.debug("Adding new auth line %s", i + 1)
replaced_auth = True
new_lines.append(
ssh_util.SshdConfigLine('', 'PasswordAuthentication', pw_auth))
lines = [str(l) for l in new_lines]
util.write_file(ssh_util.DEF_SSHD_CFG, "\n".join(lines))
try:
cmd = cloud.distro.init_cmd # Default service
cmd.append(cloud.distro.get_option('ssh_svcname', 'ssh'))
cmd.append('restart')
if 'systemctl' in cmd: # Switch action ordering
cmd[1], cmd[2] = cmd[2], cmd[1]
cmd = filter(None, cmd) # Remove empty arguments
util.subp(cmd)
log.debug("Restarted the ssh daemon")
except:
util.logexc(log, "Restarting of the ssh daemon failed")
if len(errors):
log.debug("%s errors occured, re-raising the last one", len(errors))
raise errors[-1]
def handle(_name, cfg, cloud, log, _args):
# remove the static keys from the pristine image
if cfg.get("ssh_deletekeys", True):
key_pth = os.path.join("/etc/ssh/", "ssh_host_*key*")
for f in glob.glob(key_pth):
try:
util.del_file(f)
except Exception:
util.logexc(log, "Failed deleting key file %s", f)
if "ssh_keys" in cfg:
# if there are keys in cloud-config, use them
for (key, val) in cfg["ssh_keys"].items():
if key in CONFIG_KEY_TO_FILE:
tgt_fn = CONFIG_KEY_TO_FILE[key][0]
tgt_perms = CONFIG_KEY_TO_FILE[key][1]
util.write_file(tgt_fn, val, tgt_perms)
for (priv, pub) in PRIV_TO_PUB.items():
if pub in cfg['ssh_keys'] or priv not in cfg['ssh_keys']:
continue
pair = (CONFIG_KEY_TO_FILE[priv][0], CONFIG_KEY_TO_FILE[pub][0])
cmd = ['sh', '-xc', KEY_GEN_TPL % pair]
try:
# TODO(harlowja): Is this guard needed?
with util.SeLinuxGuard("/etc/ssh", recursive=True):
util.subp(cmd, capture=False)
log.debug("Generated a key for %s from %s", pair[0], pair[1])
except Exception:
util.logexc(log, "Failed generated a key for %s from %s",
pair[0], pair[1])
else:
# if not, generate them
genkeys = util.get_cfg_option_list(cfg, 'ssh_genkeytypes',
GENERATE_KEY_NAMES)
lang_c = os.environ.copy()
lang_c['LANG'] = 'C'
for keytype in genkeys:
keyfile = KEY_FILE_TPL % (keytype)
if os.path.exists(keyfile):
continue
util.ensure_dir(os.path.dirname(keyfile))
cmd = ['ssh-keygen', '-t', keytype, '-N', '', '-f', keyfile]
# TODO(harlowja): Is this guard needed?
with util.SeLinuxGuard("/etc/ssh", recursive=True):
try:
out, err = util.subp(cmd, capture=True, env=lang_c)
sys.stdout.write(util.decode_binary(out))
except util.ProcessExecutionError as e:
err = util.decode_binary(e.stderr).lower()
if (e.exit_code == 1
and err.lower().startswith("unknown key")):
log.debug("ssh-keygen: unknown key type '%s'", keytype)
else:
util.logexc(
log, "Failed generating key type %s to "
"file %s", keytype, keyfile)
try:
(users, _groups) = ug_util.normalize_users_groups(cfg, cloud.distro)
(user, _user_config) = ug_util.extract_default(users)
disable_root = util.get_cfg_option_bool(cfg, "disable_root", True)
disable_root_opts = util.get_cfg_option_str(cfg, "disable_root_opts",
DISABLE_ROOT_OPTS)
keys = cloud.get_public_ssh_keys() or []
if "ssh_authorized_keys" in cfg:
cfgkeys = cfg["ssh_authorized_keys"]
keys.extend(cfgkeys)
apply_credentials(keys, user, disable_root, disable_root_opts)
except Exception:
util.logexc(log, "Applying ssh credentials failed!")
def handle(_name, cfg, cloud, log, _args):
# remove the static keys from the pristine image
if cfg.get("ssh_deletekeys", True):
for f in glob.glob("/etc/ssh/ssh_host_*key*"):
try:
os.unlink(f)
except:
pass
if "ssh_keys" in cfg:
# if there are keys in cloud-config, use them
key2file = {
"rsa_private": ("/etc/ssh/ssh_host_rsa_key", 0600),
"rsa_public": ("/etc/ssh/ssh_host_rsa_key.pub", 0644),
"dsa_private": ("/etc/ssh/ssh_host_dsa_key", 0600),
"dsa_public": ("/etc/ssh/ssh_host_dsa_key.pub", 0644),
"ecdsa_private": ("/etc/ssh/ssh_host_ecdsa_key", 0600),
"ecdsa_public": ("/etc/ssh/ssh_host_ecdsa_key.pub", 0644),
}
for key, val in cfg["ssh_keys"].items():
if key in key2file:
util.write_file(key2file[key][0], val, key2file[key][1])
priv2pub = {
'rsa_private': 'rsa_public',
'dsa_private': 'dsa_public',
'ecdsa_private': 'ecdsa_public',
}
cmd = 'o=$(ssh-keygen -yf "%s") && echo "$o" root@localhost > "%s"'
for priv, pub in priv2pub.iteritems():
if pub in cfg['ssh_keys'] or not priv in cfg['ssh_keys']:
continue
pair = (key2file[priv][0], key2file[pub][0])
subprocess.call(('sh', '-xc', cmd % pair))
log.debug("generated %s from %s" % pair)
else:
# if not, generate them
for keytype in util.get_cfg_option_list_or_str(
cfg, 'ssh_genkeytypes', ['rsa', 'dsa', 'ecdsa']):
keyfile = '/etc/ssh/ssh_host_%s_key' % keytype
if not os.path.exists(keyfile):
subprocess.call(
['ssh-keygen', '-t', keytype, '-N', '', '-f', keyfile])
util.restorecon_if_possible('/etc/ssh', recursive=True)
try:
user = util.get_cfg_option_str(cfg, 'user')
disable_root = util.get_cfg_option_bool(cfg, "disable_root", True)
disable_root_opts = util.get_cfg_option_str(cfg, "disable_root_opts",
DISABLE_ROOT_OPTS)
keys = cloud.get_public_ssh_keys()
if "ssh_authorized_keys" in cfg:
cfgkeys = cfg["ssh_authorized_keys"]
keys.extend(cfgkeys)
apply_credentials(keys, user, disable_root, disable_root_opts, log)
except:
util.logexc(log)
log.warn("applying credentials failed!\n")
def handle(name, cfg, _cloud, log, args):
if len(args) != 0:
resize_root = args[0]
else:
resize_root = util.get_cfg_option_str(cfg, "resize_rootfs", True)
if not util.translate_bool(resize_root, addons=[NOBLOCK]):
log.debug("Skipping module named %s, resizing disabled", name)
return
# TODO(harlowja) is the directory ok to be used??
resize_root_d = util.get_cfg_option_str(cfg, "resize_rootfs_tmp", "/run")
util.ensure_dir(resize_root_d)
# TODO(harlowja): allow what is to be resized to be configurable??
resize_what = "/"
result = util.get_mount_info(resize_what, log)
if not result:
log.warn("Could not determine filesystem type of %s", resize_what)
return
(devpth, fs_type, mount_point) = result
# Ensure the path is a block device.
info = "dev=%s mnt_point=%s path=%s" % (devpth, mount_point, resize_what)
log.debug("resize_info: %s" % info)
container = util.is_container()
if (devpth == "/dev/root" and not os.path.exists(devpth)
and not container):
devpth = rootdev_from_cmdline(util.get_cmdline())
if devpth is None:
log.warn("Unable to find device '/dev/root'")
return
log.debug("Converted /dev/root to '%s' per kernel cmdline", devpth)
try:
statret = os.stat(devpth)
except OSError as exc:
if container and exc.errno == errno.ENOENT:
log.debug("Device '%s' did not exist in container. "
"cannot resize: %s" % (devpth, info))
elif exc.errno == errno.ENOENT:
log.warn("Device '%s' did not exist. cannot resize: %s" %
(devpth, info))
else:
raise exc
return
if not stat.S_ISBLK(statret.st_mode) and not stat.S_ISCHR(statret.st_mode):
if container:
log.debug("device '%s' not a block device in container."
" cannot resize: %s" % (devpth, info))
else:
log.warn("device '%s' not a block device. cannot resize: %s" %
(devpth, info))
return
resizer = None
fstype_lc = fs_type.lower()
for (pfix, root_cmd) in RESIZE_FS_PREFIXES_CMDS:
if fstype_lc.startswith(pfix):
resizer = root_cmd
break
if not resizer:
log.warn("Not resizing unknown filesystem type %s for %s", fs_type,
resize_what)
return
resize_cmd = resizer(resize_what, devpth)
log.debug("Resizing %s (%s) using %s", resize_what, fs_type,
' '.join(resize_cmd))
if resize_root == NOBLOCK:
# Fork to a child that will run
# the resize command
util.fork_cb(
util.log_time(logfunc=log.debug,
msg="backgrounded Resizing",
func=do_resize,
args=(resize_cmd, log)))
else:
util.log_time(logfunc=log.debug,
msg="Resizing",
func=do_resize,
args=(resize_cmd, log))
action = 'Resized'
if resize_root == NOBLOCK:
action = 'Resizing (via forking)'
log.debug("%s root filesystem (type=%s, val=%s)", action, fs_type,
resize_root)
def handle(name, cfg, cloud, log, _args):
# If there isn't a puppet key in the configuration don't do anything
if 'puppet' not in cfg:
log.debug(("Skipping module named %s,"
" no 'puppet' configuration found"), name)
return
puppet_cfg = cfg['puppet']
# Start by installing the puppet package if necessary...
install = util.get_cfg_option_bool(puppet_cfg, 'install', True)
version = util.get_cfg_option_str(puppet_cfg, 'version', None)
package_name = util.get_cfg_option_str(puppet_cfg, 'package_name',
PUPPET_PACKAGE_NAME)
conf_file = util.get_cfg_option_str(puppet_cfg, 'conf_file',
PUPPET_CONF_PATH)
ssl_dir = util.get_cfg_option_str(puppet_cfg, 'ssl_dir', PUPPET_SSL_DIR)
csr_attributes_path = util.get_cfg_option_str(puppet_cfg,
'csr_attributes_path',
PUPPET_CSR_ATTRIBUTES_PATH)
p_constants = PuppetConstants(conf_file, ssl_dir, csr_attributes_path, log)
if not install and version:
log.warning(("Puppet install set false but version supplied,"
" doing nothing."))
elif install:
log.debug(("Attempting to install puppet %s,"),
version if version else 'latest')
cloud.distro.install_packages((package_name, version))
# ... and then update the puppet configuration
if 'conf' in puppet_cfg:
# Add all sections from the conf object to puppet.conf
contents = util.load_file(p_constants.conf_path)
# Create object for reading puppet.conf values
puppet_config = helpers.DefaultingConfigParser()
# Read puppet.conf values from original file in order to be able to
# mix the rest up. First clean them up
# (TODO(harlowja) is this really needed??)
cleaned_lines = [i.lstrip() for i in contents.splitlines()]
cleaned_contents = '\n'.join(cleaned_lines)
# Move to puppet_config.read_file when dropping py2.7
puppet_config.readfp( # pylint: disable=W1505
StringIO(cleaned_contents),
filename=p_constants.conf_path)
for (cfg_name, cfg) in puppet_cfg['conf'].items():
# Cert configuration is a special case
# Dump the puppet master ca certificate in the correct place
if cfg_name == 'ca_cert':
# Puppet ssl sub-directory isn't created yet
# Create it with the proper permissions and ownership
util.ensure_dir(p_constants.ssl_dir, 0o771)
util.chownbyname(p_constants.ssl_dir, 'puppet', 'root')
util.ensure_dir(p_constants.ssl_cert_dir)
util.chownbyname(p_constants.ssl_cert_dir, 'puppet', 'root')
util.write_file(p_constants.ssl_cert_path, cfg)
util.chownbyname(p_constants.ssl_cert_path, 'puppet', 'root')
else:
# Iterate through the config items, we'll use ConfigParser.set
# to overwrite or create new items as needed
for (o, v) in cfg.items():
if o == 'certname':
# Expand %f as the fqdn
# TODO(harlowja) should this use the cloud fqdn??
v = v.replace("%f", socket.getfqdn())
# Expand %i as the instance id
v = v.replace("%i", cloud.get_instance_id())
# certname needs to be downcased
v = v.lower()
puppet_config.set(cfg_name, o, v)
# We got all our config as wanted we'll rename
# the previous puppet.conf and create our new one
util.rename(p_constants.conf_path,
"%s.old" % (p_constants.conf_path))
util.write_file(p_constants.conf_path, puppet_config.stringify())
if 'csr_attributes' in puppet_cfg:
util.write_file(
p_constants.csr_attributes_path,
yaml.dump(puppet_cfg['csr_attributes'], default_flow_style=False))
# Set it up so it autostarts
_autostart_puppet(log)
# Start puppetd
util.subp(['service', 'puppet', 'start'], capture=False)
def handle(name, cfg, cloud, log, _args):
"""Handler method activated by cloud-init."""
# If there isn't a chef key in the configuration don't do anything
if "chef" not in cfg:
log.debug("Skipping module named %s, no 'chef' key in configuration",
name)
return
chef_cfg = cfg["chef"]
# Ensure the chef directories we use exist
chef_dirs = util.get_cfg_option_list(chef_cfg, "directories")
if not chef_dirs:
chef_dirs = list(CHEF_DIRS)
for d in itertools.chain(chef_dirs, REQUIRED_CHEF_DIRS):
util.ensure_dir(d)
vkey_path = chef_cfg.get("validation_key", CHEF_VALIDATION_PEM_PATH)
vcert = chef_cfg.get("validation_cert")
# special value 'system' means do not overwrite the file
# but still render the template to contain 'validation_key'
if vcert:
if vcert != "system":
util.write_file(vkey_path, vcert)
elif not os.path.isfile(vkey_path):
log.warning(
"chef validation_cert provided as 'system', but "
"validation_key path '%s' does not exist.",
vkey_path,
)
# Create the chef config from template
template_fn = cloud.get_template_filename("chef_client.rb")
if template_fn:
iid = str(cloud.datasource.get_instance_id())
params = get_template_params(iid, chef_cfg, log)
# Do a best effort attempt to ensure that the template values that
# are associated with paths have their parent directory created
# before they are used by the chef-client itself.
param_paths = set()
for (k, v) in params.items():
if k in CHEF_RB_TPL_PATH_KEYS and v:
param_paths.add(os.path.dirname(v))
util.ensure_dirs(param_paths)
templater.render_to_file(template_fn, CHEF_RB_PATH, params)
else:
log.warning("No template found, not rendering to %s", CHEF_RB_PATH)
# Set the firstboot json
fb_filename = util.get_cfg_option_str(chef_cfg,
"firstboot_path",
default=CHEF_FB_PATH)
if not fb_filename:
log.info("First boot path empty, not writing first boot json file")
else:
initial_json = {}
if "run_list" in chef_cfg:
initial_json["run_list"] = chef_cfg["run_list"]
if "initial_attributes" in chef_cfg:
initial_attributes = chef_cfg["initial_attributes"]
for k in list(initial_attributes.keys()):
initial_json[k] = initial_attributes[k]
util.write_file(fb_filename, json.dumps(initial_json))
# Try to install chef, if its not already installed...
force_install = util.get_cfg_option_bool(chef_cfg,
"force_install",
default=False)
installed = subp.is_exe(CHEF_EXEC_PATH)
if not installed or force_install:
run = install_chef(cloud, chef_cfg, log)
elif installed:
run = util.get_cfg_option_bool(chef_cfg, "exec", default=False)
else:
run = False
if run:
run_chef(chef_cfg, log)
post_run_chef(chef_cfg, log)
def handle(_name, cfg, _cloud, log, args):
if len(args) != 0:
# if run from command line, and give args, wipe the chpasswd['list']
password = args[0]
if 'chpasswd' in cfg and 'list' in cfg['chpasswd']:
del cfg['chpasswd']['list']
else:
password = util.get_cfg_option_str(cfg, "password", None)
expire = True
pw_auth = "no"
change_pwauth = False
plist = None
if 'chpasswd' in cfg:
chfg = cfg['chpasswd']
plist = util.get_cfg_option_str(chfg, 'list', plist)
expire = util.get_cfg_option_bool(chfg, 'expire', expire)
if not plist and password:
user = util.get_cfg_option_str(cfg, "user", "ubuntu")
plist = "%s:%s" % (user, password)
errors = []
if plist:
plist_in = []
randlist = []
users = []
for line in plist.splitlines():
u, p = line.split(':', 1)
if p == "R" or p == "RANDOM":
p = rand_user_password()
randlist.append("%s:%s" % (u, p))
plist_in.append("%s:%s" % (u, p))
users.append(u)
ch_in = '\n'.join(plist_in)
try:
util.subp(['chpasswd'], ch_in)
log.debug("changed password for %s:" % users)
except Exception as e:
errors.append(e)
log.warn("failed to set passwords with chpasswd: %s" % e)
if len(randlist):
sys.stdout.write(
"%s\n%s\n" %
("Set the following passwords\n", '\n'.join(randlist)))
if expire:
enum = len(errors)
for u in users:
try:
util.subp(['passwd', '--expire', u])
except Exception as e:
errors.append(e)
log.warn("failed to expire account for %s" % u)
if enum == len(errors):
log.debug("expired passwords for: %s" % u)
if 'ssh_pwauth' in cfg:
val = str(cfg['ssh_pwauth']).lower()
if val in ("true", "1", "yes"):
pw_auth = "yes"
change_pwauth = True
elif val in ("false", "0", "no"):
pw_auth = "no"
change_pwauth = True
else:
change_pwauth = False
if change_pwauth:
pa_s = "\(#*\)\(PasswordAuthentication[[:space:]]\+\)\(yes\|no\)"
msg = "set PasswordAuthentication to '%s'" % pw_auth
try:
cmd = [
'sed', '-i',
's,%s,\\2%s,' % (pa_s, pw_auth), '/etc/ssh/sshd_config'
]
util.subp(cmd)
log.debug(msg)
except Exception as e:
log.warn("failed %s" % msg)
errors.append(e)
try:
p = util.subp(
['service',
cfg.get('ssh_svcname', 'ssh'), 'restart'])
log.debug("restarted sshd")
except:
log.warn("restart of ssh failed")
if len(errors):
raise (errors[0])
return
def handle(name, cfg, _cloud, log, args):
if len(args) != 0:
resize_root = args[0]
else:
resize_root = util.get_cfg_option_str(cfg, "resize_rootfs", True)
validate_cloudconfig_schema(cfg, schema)
if not util.translate_bool(resize_root, addons=[NOBLOCK]):
log.debug("Skipping module named %s, resizing disabled", name)
return
# TODO(harlowja): allow what is to be resized to be configurable??
resize_what = "/"
result = util.get_mount_info(resize_what, log)
if not result:
log.warn("Could not determine filesystem type of %s", resize_what)
return
(devpth, fs_type, mount_point) = result
# if we have a zfs then our device path at this point
# is the zfs label. For example: vmzroot/ROOT/freebsd
# we will have to get the zpool name out of this
# and set the resize_what variable to the zpool
# so the _resize_zfs function gets the right attribute.
if fs_type == 'zfs':
zpool = devpth.split('/')[0]
devpth = util.get_device_info_from_zpool(zpool)
if not devpth:
return # could not find device from zpool
resize_what = zpool
info = "dev=%s mnt_point=%s path=%s" % (devpth, mount_point, resize_what)
log.debug("resize_info: %s" % info)
devpth = maybe_get_writable_device_path(devpth, info, log)
if not devpth:
return # devpath was not a writable block device
resizer = None
if can_skip_resize(fs_type, resize_what, devpth):
log.debug("Skip resize filesystem type %s for %s", fs_type,
resize_what)
return
fstype_lc = fs_type.lower()
for (pfix, root_cmd) in RESIZE_FS_PREFIXES_CMDS:
if fstype_lc.startswith(pfix):
resizer = root_cmd
break
if not resizer:
log.warn("Not resizing unknown filesystem type %s for %s", fs_type,
resize_what)
return
resize_cmd = resizer(resize_what, devpth)
log.debug("Resizing %s (%s) using %s", resize_what, fs_type,
' '.join(resize_cmd))
if resize_root == NOBLOCK:
# Fork to a child that will run
# the resize command
util.fork_cb(util.log_time,
logfunc=log.debug,
msg="backgrounded Resizing",
func=do_resize,
args=(resize_cmd, log))
else:
util.log_time(logfunc=log.debug,
msg="Resizing",
func=do_resize,
args=(resize_cmd, log))
action = 'Resized'
if resize_root == NOBLOCK:
action = 'Resizing (via forking)'
log.debug("%s root filesystem (type=%s, val=%s)", action, fs_type,
resize_root)
def handle(_name, cfg, _cloud, log, args):
if len(args) != 0:
resize_root = False
if str(args[0]).lower() in ['true', '1', 'on', 'yes']:
resize_root = True
else:
resize_root = util.get_cfg_option_str(cfg, "resize_rootfs", True)
if str(resize_root).lower() in ['false', '0']:
return
# we use mktemp rather than mkstemp because early in boot nothing
# else should be able to race us for this, and we need to mknod.
devpth = tempfile.mktemp(prefix="cloudinit.resizefs.", dir="/run")
try:
st_dev = os.stat("/").st_dev
dev = os.makedev(os.major(st_dev), os.minor(st_dev))
os.mknod(devpth, 0400 | stat.S_IFBLK, dev)
except:
if util.is_container():
log.debug("inside container, ignoring mknod failure in resizefs")
return
log.warn("Failed to make device node to resize /")
raise
cmd = ['blkid', '-c', '/dev/null', '-sTYPE', '-ovalue', devpth]
try:
(fstype, _err) = util.subp(cmd)
except subprocess.CalledProcessError as e:
log.warn("Failed to get filesystem type of maj=%s, min=%s via: %s" %
(os.major(st_dev), os.minor(st_dev), cmd))
log.warn("output=%s\nerror=%s\n", e.output[0], e.output[1])
os.unlink(devpth)
raise
if str(fstype).startswith("ext"):
resize_cmd = ['resize2fs', devpth]
elif fstype == "xfs":
resize_cmd = ['xfs_growfs', devpth]
else:
os.unlink(devpth)
log.debug("not resizing unknown filesystem %s" % fstype)
return
if resize_root == "noblock":
fid = os.fork()
if fid == 0:
try:
do_resize(resize_cmd, devpth, log)
os._exit(0) # pylint: disable=W0212
except Exception as exc:
sys.stderr.write("Failed: %s" % exc)
os._exit(1) # pylint: disable=W0212
else:
do_resize(resize_cmd, devpth, log)
log.debug("resizing root filesystem (type=%s, maj=%i, min=%i, val=%s)" %
(str(fstype).rstrip("\n"), os.major(st_dev), os.minor(st_dev),
resize_root))
return
def handle(_name, cfg, cloud, log, args):
if len(args) != 0:
# if run from command line, and give args, wipe the chpasswd['list']
password = args[0]
if 'chpasswd' in cfg and 'list' in cfg['chpasswd']:
del cfg['chpasswd']['list']
else:
password = util.get_cfg_option_str(cfg, "password", None)
expire = True
plist = None
if 'chpasswd' in cfg:
chfg = cfg['chpasswd']
if 'list' in chfg and chfg['list']:
if isinstance(chfg['list'], list):
log.debug("Handling input for chpasswd as list.")
plist = util.get_cfg_option_list(chfg, 'list', plist)
else:
log.debug("Handling input for chpasswd as multiline string.")
plist = util.get_cfg_option_str(chfg, 'list', plist)
if plist:
plist = plist.splitlines()
expire = util.get_cfg_option_bool(chfg, 'expire', expire)
if not plist and password:
(users, _groups) = ug_util.normalize_users_groups(cfg, cloud.distro)
(user, _user_config) = ug_util.extract_default(users)
if user:
plist = ["%s:%s" % (user, password)]
else:
log.warning("No default or defined user to change password for.")
errors = []
if plist:
plist_in = []
hashed_plist_in = []
hashed_users = []
randlist = []
users = []
# N.B. This regex is included in the documentation (i.e. the module
# docstring), so any changes to it should be reflected there.
prog = re.compile(r'\$(1|2a|2y|5|6)(\$.+){2}')
for line in plist:
u, p = line.split(':', 1)
if prog.match(p) is not None and ":" not in p:
hashed_plist_in.append("%s:%s" % (u, p))
hashed_users.append(u)
else:
if p == "R" or p == "RANDOM":
p = rand_user_password()
randlist.append("%s:%s" % (u, p))
plist_in.append("%s:%s" % (u, p))
users.append(u)
ch_in = '\n'.join(plist_in) + '\n'
if users:
try:
log.debug("Changing password for %s:", users)
util.subp(['chpasswd'], ch_in)
except Exception as e:
errors.append(e)
util.logexc(log,
"Failed to set passwords with chpasswd for %s",
users)
hashed_ch_in = '\n'.join(hashed_plist_in) + '\n'
if hashed_users:
try:
log.debug("Setting hashed password for %s:", hashed_users)
util.subp(['chpasswd', '-e'], hashed_ch_in)
except Exception as e:
errors.append(e)
util.logexc(
log, "Failed to set hashed passwords with chpasswd for %s",
hashed_users)
if len(randlist):
blurb = ("Set the following 'random' passwords\n",
'\n'.join(randlist))
sys.stderr.write("%s\n%s\n" % blurb)
if expire:
expired_users = []
for u in users:
try:
util.subp(['passwd', '--expire', u])
expired_users.append(u)
except Exception as e:
errors.append(e)
util.logexc(log, "Failed to set 'expire' for %s", u)
if expired_users:
log.debug("Expired passwords for: %s users", expired_users)
handle_ssh_pwauth(cfg.get('ssh_pwauth'),
service_cmd=cloud.distro.init_cmd,
service_name=cloud.distro.get_option(
'ssh_svcname', 'ssh'))
if len(errors):
log.debug("%s errors occured, re-raising the last one", len(errors))
raise errors[-1]
def handle(name, cfg, cloud, log, _args):
# If there isn't a chef key in the configuration don't do anything
if 'chef' not in cfg:
log.debug(("Skipping module named %s,"
" no 'chef' key in configuration"), name)
return
chef_cfg = cfg['chef']
# Ensure the chef directories we use exist
for d in CHEF_DIRS:
util.ensure_dir(d)
# Set the validation key based on the presence of either 'validation_key'
# or 'validation_cert'. In the case where both exist, 'validation_key'
# takes precedence
for key in ('validation_key', 'validation_cert'):
if key in chef_cfg and chef_cfg[key]:
util.write_file('/etc/chef/validation.pem', chef_cfg[key])
break
# Create the chef config from template
template_fn = cloud.get_template_filename('chef_client.rb')
if template_fn:
iid = str(cloud.datasource.get_instance_id())
params = {
'server_url':
chef_cfg['server_url'],
'node_name':
util.get_cfg_option_str(chef_cfg, 'node_name', iid),
'environment':
util.get_cfg_option_str(chef_cfg, 'environment', '_default'),
'validation_name':
chef_cfg['validation_name']
}
templater.render_to_file(template_fn, '/etc/chef/client.rb', params)
else:
log.warn("No template found, not rendering to /etc/chef/client.rb")
# set the firstboot json
initial_json = {}
if 'run_list' in chef_cfg:
initial_json['run_list'] = chef_cfg['run_list']
if 'initial_attributes' in chef_cfg:
initial_attributes = chef_cfg['initial_attributes']
for k in list(initial_attributes.keys()):
initial_json[k] = initial_attributes[k]
util.write_file('/etc/chef/firstboot.json', json.dumps(initial_json))
# If chef is not installed, we install chef based on 'install_type'
if (not os.path.isfile('/usr/bin/chef-client') or util.get_cfg_option_bool(
chef_cfg, 'force_install', default=False)):
install_type = util.get_cfg_option_str(chef_cfg, 'install_type',
'packages')
if install_type == "gems":
# this will install and run the chef-client from gems
chef_version = util.get_cfg_option_str(chef_cfg, 'version', None)
ruby_version = util.get_cfg_option_str(chef_cfg, 'ruby_version',
RUBY_VERSION_DEFAULT)
install_chef_from_gems(cloud.distro, ruby_version, chef_version)
# and finally, run chef-client
log.debug('Running chef-client')
util.subp(['/usr/bin/chef-client', '-d', '-i', '1800', '-s', '20'],
capture=False)
elif install_type == 'packages':
# this will install and run the chef-client from packages
cloud.distro.install_packages(('chef', ))
elif install_type == 'omnibus':
url = util.get_cfg_option_str(chef_cfg, "omnibus_url", OMNIBUS_URL)
content = url_helper.readurl(url=url, retries=5)
with util.tempdir() as tmpd:
# use tmpd over tmpfile to avoid 'Text file busy' on execute
tmpf = "%s/chef-omnibus-install" % tmpd
util.write_file(tmpf, str(content), mode=0o700)
util.subp([tmpf], capture=False)
else:
log.warn("Unknown chef install type %s", install_type)
def handle(name, cfg, cloud, log, _args):
# If there isn't a puppet key in the configuration don't do anything
if "puppet" not in cfg:
log.debug("Skipping module named %s, no 'puppet' configuration found",
name)
return
puppet_cfg = cfg["puppet"]
# Start by installing the puppet package if necessary...
install = util.get_cfg_option_bool(puppet_cfg, "install", True)
version = util.get_cfg_option_str(puppet_cfg, "version", None)
collection = util.get_cfg_option_str(puppet_cfg, "collection", None)
install_type = util.get_cfg_option_str(puppet_cfg, "install_type",
"packages")
cleanup = util.get_cfg_option_bool(puppet_cfg, "cleanup", True)
run = util.get_cfg_option_bool(puppet_cfg, "exec", default=False)
start_puppetd = util.get_cfg_option_bool(puppet_cfg,
"start_service",
default=True)
aio_install_url = util.get_cfg_option_str(puppet_cfg,
"aio_install_url",
default=AIO_INSTALL_URL)
# AIO and distro packages use different paths
if install_type == "aio":
puppet_user = "******"
puppet_bin = "/opt/puppetlabs/bin/puppet"
puppet_package = "puppet-agent"
else: # default to 'packages'
puppet_user = "******"
puppet_bin = "puppet"
puppet_package = "puppet"
package_name = util.get_cfg_option_str(puppet_cfg, "package_name",
puppet_package)
if not install and version:
log.warning(
"Puppet install set to false but version supplied, doing nothing.")
elif install:
log.debug(
"Attempting to install puppet %s from %s",
version if version else "latest",
install_type,
)
if install_type == "packages":
cloud.distro.install_packages((package_name, version))
elif install_type == "aio":
install_puppet_aio(aio_install_url, version, collection, cleanup)
else:
log.warning("Unknown puppet install type '%s'", install_type)
run = False
conf_file = util.get_cfg_option_str(puppet_cfg, "conf_file",
get_config_value(puppet_bin, "config"))
ssl_dir = util.get_cfg_option_str(puppet_cfg, "ssl_dir",
get_config_value(puppet_bin, "ssldir"))
csr_attributes_path = util.get_cfg_option_str(
puppet_cfg,
"csr_attributes_path",
get_config_value(puppet_bin, "csr_attributes"),
)
p_constants = PuppetConstants(conf_file, ssl_dir, csr_attributes_path, log)
# ... and then update the puppet configuration
if "conf" in puppet_cfg:
# Add all sections from the conf object to puppet.conf
contents = util.load_file(p_constants.conf_path)
# Create object for reading puppet.conf values
puppet_config = helpers.DefaultingConfigParser()
# Read puppet.conf values from original file in order to be able to
# mix the rest up. First clean them up
# (TODO(harlowja) is this really needed??)
cleaned_lines = [i.lstrip() for i in contents.splitlines()]
cleaned_contents = "\n".join(cleaned_lines)
# Move to puppet_config.read_file when dropping py2.7
puppet_config.read_file(StringIO(cleaned_contents),
source=p_constants.conf_path)
for (cfg_name, cfg) in puppet_cfg["conf"].items():
# Cert configuration is a special case
# Dump the puppetserver ca certificate in the correct place
if cfg_name == "ca_cert":
# Puppet ssl sub-directory isn't created yet
# Create it with the proper permissions and ownership
util.ensure_dir(p_constants.ssl_dir, 0o771)
util.chownbyname(p_constants.ssl_dir, puppet_user, "root")
util.ensure_dir(p_constants.ssl_cert_dir)
util.chownbyname(p_constants.ssl_cert_dir, puppet_user, "root")
util.write_file(p_constants.ssl_cert_path, cfg)
util.chownbyname(p_constants.ssl_cert_path, puppet_user,
"root")
else:
# Iterate through the config items, we'll use ConfigParser.set
# to overwrite or create new items as needed
for (o, v) in cfg.items():
if o == "certname":
# Expand %f as the fqdn
# TODO(harlowja) should this use the cloud fqdn??
v = v.replace("%f", socket.getfqdn())
# Expand %i as the instance id
v = v.replace("%i", cloud.get_instance_id())
# certname needs to be downcased
v = v.lower()
puppet_config.set(cfg_name, o, v)
# We got all our config as wanted we'll rename
# the previous puppet.conf and create our new one
util.rename(p_constants.conf_path,
"%s.old" % (p_constants.conf_path))
util.write_file(p_constants.conf_path, puppet_config.stringify())
if "csr_attributes" in puppet_cfg:
util.write_file(
p_constants.csr_attributes_path,
yaml.dump(puppet_cfg["csr_attributes"], default_flow_style=False),
)
# Set it up so it autostarts
if start_puppetd:
_autostart_puppet(log)
# Run the agent if needed
if run:
log.debug("Running puppet-agent")
cmd = [puppet_bin, "agent"]
if "exec_args" in puppet_cfg:
cmd_args = puppet_cfg["exec_args"]
if isinstance(cmd_args, (list, tuple)):
cmd.extend(cmd_args)
elif isinstance(cmd_args, str):
cmd.extend(cmd_args.split())
else:
log.warning(
"Unknown type %s provided for puppet"
" 'exec_args' expected list, tuple,"
" or string",
type(cmd_args),
)
cmd.extend(PUPPET_AGENT_DEFAULT_ARGS)
else:
cmd.extend(PUPPET_AGENT_DEFAULT_ARGS)
subp.subp(cmd, capture=False)
if start_puppetd:
# Start puppetd
subp.subp(["service", "puppet", "start"], capture=False)