# Copyright 2020 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

import json
import util


testinfra_hosts = ['zk04.opendev.org']


def test_id_file(host):
    # Test that wacky hostname regex works
    myid = host.file('/var/zookeeper/data/myid')
    assert myid.content == b'4\n'

def test_zk_listening(host):
    zk = host.socket("tcp://0.0.0.0:2181")
    assert zk.is_listening

def test_zk_listening_ssl(host):
    zk = host.socket("tcp://0.0.0.0:2281")
    assert zk.is_listening

def test_l4_commands(host):
    cmd = host.run("echo srvr | nc localhost 2181")
    assert "Zookeeper version" in cmd.stdout
    assert "not executed because it is not in the whitelist" not in cmd.stdout

    cmd = host.run("echo stat | nc localhost 2181")
    assert "Zookeeper version" in cmd.stdout
    assert "not executed because it is not in the whitelist" not in cmd.stdout

    cmd = host.run("echo dump | nc localhost 2181")
    assert "SessionTracker dump" in cmd.stdout
    assert "not executed because it is not in the whitelist" not in cmd.stdout

    cmd = host.run("echo mntr | nc localhost 2181")
    assert "zk_version" in cmd.stdout
    assert "not executed because it is not in the whitelist" not in cmd.stdout

def test_zookeeper_statsd_running(host):
    cmd = host.run("docker inspect zookeeper-compose_zookeeper-statsd_1")
    out = json.loads(cmd.stdout)
    assert out[0]["State"]["Status"] == "running"
    assert out[0]["RestartCount"] == 0

def test_zk_2181_accessibility(host):
    # Ask the host to report its own IP addresses. This will use our test
    # local /etc/hosts values and not DNS.
    zk = host.addr("zk04.opendev.org")
    # Verify it is using our local /etc/hosts values
    print(zk.ipv4_addresses)
    print(zk.ipv6_addresses)

    for addr in zk.ipv4_addresses + zk.ipv6_addresses:
        if addr.startswith("::ffff:"):
            # This is an ipv4 address mapped to ipv6 and is covered by
            # the ipv4_addresses list
            continue
        if addr.startswith("127.") or addr == "::1":
            # We don't want to talk to localhost as we are connecting
            # from our test bridge instance.
            continue
        util.check_unreachable(addr, 2181)
        util.check_unreachable(addr, 2281)