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# -*- coding: utf-8 -*-
# -------------------------------------------------------------
# Salt — Jails execution module
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# Project: Nasqueron
# Created: 2017-10-21
# Description: Functions related to FreeBSD jails
# License: BSD-2-Clause
# -------------------------------------------------------------
def _get_all_jails():
return __pillar__.get('jails', {})
def _get_default_group():
'''
Gets the default group to use as key to
the pillar's jails dictionary.
'''
return __grains__['id']
def list(group=None):
'''
A function to list the jails for the specified group.
CLI Example::
salt '*' jails.list
'''
all_jails = _get_all_jails()
if group is None:
group = _get_default_group()
if group in all_jails:
return all_jails[group]
return []
def flatlist(group=None):
'''
A function to list the jails for the specified group.
Output is a string, ready to pass to jail_list in rc.
CLI Example::
salt-call --local jails.list ysul
'''
return " ".join(list(group))
def _get_hardware_network_interfaces():
return [interface for interface in __grains__['hwaddr_interfaces']]
def _get_ipv6_network_interfaces():
return [interface for interface in __grains__['ip6_interfaces']]
def guess_ipv4_network_interface():
'''
A function tu guess to what network interface bind the
public IPv4 jail IP.
'''
interfaces = _get_hardware_network_interfaces()
if len(interfaces) < 1:
raise "No network interface detected."
# Nasqueron convention assigns the ICANNn network
# to the first card.
return interfaces[0]
def guess_ipv6_network_interface():
'''
A function tu guess to what network interface bind the
public IPv4 jail IP.
'''
interfaces = _get_ipv6_network_interfaces()
for interface in interfaces:
ips = __grains__['ip6_interfaces'][interface]
# We want an interface with IPv6
if len(ips) < 1:
continue
# Ignore local loopback
if interface.startswith("lo"):
continue
return interface
raise "No network interface detected."
# Nasqueron convention assigns the ICANNn network
# to the first card.
return interfaces[0]
def get_jail(jailname, group=None):
'''
A function to get a jail pillar configuration
CLI Example::
salt-call --local jails.list mumble ysul
'''
if group is None:
group = _get_default_group()
all_jails = _get_all_jails()
return all_jails[group][jailname]
def get_ezjail_ips_parameter(jailname, group=None):
'''
A function to get the parameters to describe the jail
IP configuration to `ezjail-admin create` command.
CLI Example::
salt * jails.get_ezjail_ips_parameter ftp
'''
jail = get_jail(jailname, group)
config = [
["lo1", jail['lo']],
[guess_ipv4_network_interface(), jail['ipv4']],
[guess_ipv6_network_interface(), jail['ipv6']]
]
return ",".join(["|".join(interface) for interface in config])

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