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#!/usr/bin/env python3
#
# Copyright VyOS maintainers and contributors <maintainers@vyos.io>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later 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/>.
#
#
import sys
import argparse
import vyos.hostsd_client
parser = argparse.ArgumentParser(allow_abbrev=False)
group = parser.add_mutually_exclusive_group()
group.add_argument('--add-name-servers', type=str, nargs='*')
group.add_argument('--delete-name-servers', action='store_true')
group.add_argument('--get-name-servers', type=str, const='.*', nargs='?')
group.add_argument('--add-name-server-tags-recursor', type=str, nargs='*')
group.add_argument('--delete-name-server-tags-recursor', type=str, nargs='*')
group.add_argument('--get-name-server-tags-recursor', action='store_true')
group.add_argument('--add-name-server-tags-system', type=str, nargs='*')
group.add_argument('--delete-name-server-tags-system', type=str, nargs='*')
group.add_argument('--get-name-server-tags-system', action='store_true')
group.add_argument('--add-forward-zone', type=str, nargs='?')
group.add_argument('--delete-forward-zones', type=str, nargs='*')
group.add_argument('--get-forward-zones', action='store_true')
group.add_argument('--add-search-domains', type=str, nargs='*')
group.add_argument('--delete-search-domains', action='store_true')
group.add_argument('--get-search-domains', type=str, const='.*', nargs='?')
group.add_argument('--add-hosts', type=str, nargs='*')
group.add_argument('--delete-hosts', action='store_true')
group.add_argument('--get-hosts', type=str, const='.*', nargs='?')
group.add_argument('--set-host-name', type=str)
# for --set-host-name
parser.add_argument('--domain-name', type=str)
# for forward zones
parser.add_argument('--nameservers', type=str, nargs='*')
parser.add_argument('--addnta', action='store_true')
parser.add_argument('--recursion-desired', action='store_true')
parser.add_argument('--tag', type=str)
# users must call --apply either in the same command or after they're done
parser.add_argument('--apply', action="store_true")
args = parser.parse_args()
try:
client = vyos.hostsd_client.Client()
ops = 1
if args.add_name_servers:
if not args.tag:
raise ValueError("--tag is required for this operation")
client.add_name_servers({args.tag: args.add_name_servers})
elif args.delete_name_servers:
if not args.tag:
raise ValueError("--tag is required for this operation")
client.delete_name_servers([args.tag])
elif args.get_name_servers:
print(client.get_name_servers(args.get_name_servers))
elif args.add_name_server_tags_recursor:
client.add_name_server_tags_recursor(args.add_name_server_tags_recursor)
elif args.delete_name_server_tags_recursor:
client.delete_name_server_tags_recursor(args.delete_name_server_tags_recursor)
elif args.get_name_server_tags_recursor:
print(client.get_name_server_tags_recursor())
elif args.add_name_server_tags_system:
client.add_name_server_tags_system(args.add_name_server_tags_system)
elif args.delete_name_server_tags_system:
client.delete_name_server_tags_system(args.delete_name_server_tags_system)
elif args.get_name_server_tags_system:
print(client.get_name_server_tags_system())
elif args.add_forward_zone:
if not args.nameservers:
raise ValueError("--nameservers is required for this operation")
client.add_forward_zones(
{ args.add_forward_zone: {
'server': args.nameservers,
'addnta': args.addnta,
'recursion_desired': args.recursion_desired
}
})
elif args.delete_forward_zones:
client.delete_forward_zones(args.delete_forward_zones)
elif args.get_forward_zones:
print(client.get_forward_zones())
elif args.add_search_domains:
if not args.tag:
raise ValueError("--tag is required for this operation")
client.add_search_domains({args.tag: args.add_search_domains})
elif args.delete_search_domains:
if not args.tag:
raise ValueError("--tag is required for this operation")
client.delete_search_domains([args.tag])
elif args.get_search_domains:
print(client.get_search_domains(args.get_search_domains))
elif args.add_hosts:
if not args.tag:
raise ValueError("--tag is required for this operation")
data = {}
for h in args.add_hosts:
entry = {}
params = h.split(",")
if len(params) < 2:
raise ValueError("Malformed host entry")
# Address needs to be a list because of changes made in T2683
entry['address'] = [params[1]]
entry['aliases'] = params[2:]
data[params[0]] = entry
client.add_hosts({args.tag: data})
elif args.delete_hosts:
if not args.tag:
raise ValueError("--tag is required for this operation")
client.delete_hosts([args.tag])
elif args.get_hosts:
print(client.get_hosts(args.get_hosts))
elif args.set_host_name:
if not args.domain_name:
raise ValueError('--domain-name is required for this operation')
client.set_host_name({'host_name': args.set_host_name, 'domain_name': args.domain_name})
elif args.apply:
pass
else:
ops = 0
if args.apply:
client.apply()
if ops == 0:
raise ValueError("Operation required")
except ValueError as e:
print("Incorrect options: {0}".format(e))
sys.exit(1)
except vyos.hostsd_client.VyOSHostsdError as e:
print("Server returned an error: {0}".format(e))
sys.exit(1)

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