# -*- coding: utf-8 -*-
from setuphelpers import *
import json
from cryptography.fernet import Fernet

uninstallkey = []
variables = {
    'zabbix_servers': [ '127.0.0.1' ]
}

# Read local variables file if available
if isfile(makepath(programfiles32,'wapt','private','symetric.txt')) and isfile(makepath(programfiles32,'wapt','private','variables.txt')):
    print('Reading local encrypted variables file')
    f = Fernet(open(makepath(programfiles32,'wapt','private','symetric.txt'),'r').read())
    variables.update(json.loads(f.decrypt(open(makepath(programfiles32,'wapt','private','variables.txt'),'r').read())))

props = {
    'RMTCMD':0,
    'SERVER':','.join(variables['zabbix_servers'])
}

def install():
    version = control['version'].split('-',1)[0]
    print('Installing Zabbix Agent version ' + version)

    if iswin64():
        install_msi_if_needed('zabbix_agent-%s_x64.msi' % version,killbefore=['zabbix_agentd.exe'],properties=props,remove_old_version=True)
    else:
        install_msi_if_needed('zabbix_agent-%s_x86.msi' % version,killbefore=['zabbix_agentd.exe'],properties=props,remove_old_version=True)

    print('Opening port 10050 in the firewall')
    # Remove the previous rule if it existed. We don't mind the return code as the rule might not exist
    run_notfatal('netsh advfirewall firewall del rule name="Zabbix Agent"')
    # And add a new one
    run('netsh advfirewall firewall add rule name="Zabbix Agent" dir=in action=allow protocol=TCP localport=10050 enable=yes remoteip=%s' % (','.join(variables['zabbix_servers'])))

def uninstall():
    print('Removing firewall rule')
    run_notfatal('netsh advfirewall firewall del rule name="Zabbix Agent"')

def update_package():
    import requests, re
    from waptpackage import PackageEntry
    print('Updating Zabbix Agent package')
    page = requests.get('https://www.suiviperf.com/zabbix/',headers={'User-Agent':'Mozilla/5.0 (Windows NT 6.1; Win64; x64)'}).text
    version = re.search('zabbix_agent-(\d+(\.\d+)*)_x64.msi', page).group(1)
    for arch in ['86', '64']:
        if not isfile('zabbix_agent-%s_x%s.msi' % (version, arch)):
            filename ='zabbix_agent-%s_x%s.msi' % (version, arch)
            url = 'http://www.suiviperf.com/zabbix/%s' % filename
            print('Downloading %s from %s' % (filename, url))
            wget(url, filename)
        for old in glob.glob(r'zabbix_agent-*_x%s' % arch):
            if not old == filename:
                remove_file(old)

    pe = PackageEntry()
    control = pe.load_control_from_wapt(os.getcwd())

    if Version(version) > Version(control['version'].split('-',1)[0]):
        pe.version = version + '-0'
        pe.save_control_to_wapt(os.getcwd())