#!/opt/cloudlinux/venv/bin/python3 -sbb

#
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2021 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENCE.TXT
#

from __future__ import print_function
from __future__ import absolute_import
import getopt
import os
import sys

import cldetectlib as detect
import clsetuplib as clsetup
import cllicenselib as license
from clcommon.utils import is_ea4, is_nginx_running
from clcommon.lib.cledition import skip_without_lve, get_cl_edition_readable, get_os_version


# Check for root
def check_root():
    if os.geteuid() != 0:
        print('Error: root privileges required. Abort.')
        sys.exit(-1)


# Show help
def print_usage():
    print('-h | --help                              show this message')
    print('     --detect-cp                         prints control panel and its version (CP_NAME,CP_VERSION)')
    print('     --detect-cp-full                    prints control panel, version and panel specific data (CP_NAME,CP_VERSION,...)')
    print('                                          Specific data: for ISP Manager5 - Master/Node')
    print('     --detect-cp-nameonly                prints control panel name (CP_NAME)')
    print('     --get-admin-email                   prints control panel admin email (CP_ADMIN_EMAIL)')
    print('     --cxs-installed                     check if CXS is installed. Returns 0 if installed, 1 otherwise')
    print('     --cpanel-suphp-enabled              check if suPHP is enabled in cPanel. Returns 0 if enabled, 1 otherwise')
    print('     --detect-litespeed                  check if LiteSpeed is installed. Returns 0 if installed, 1 otherwise')
    print('     --detect-postgresql                 check if PostGreSQL is installed. Returns 0 if installed, 1 otherwise')
    print('     --detect-ea4                        check if EA4 is installed. Only for cPanel.')
    print('     --detect-nginx                      check if nginx is running.')
    print('     --print-apache-gid                  prints current apache gid')
    print('     --print-da-admin                    prints DirectAdmin admin user')
    print('     --set-securelinks-gid               changes sysctl conf if apache gid != 48 (default)')
    print('     --set-nagios                        do some adjustments to make nagios work correctly if it\'s installed')
    print('     --setup-supergids                   do some adjustments to make some software work correctly if it\'s installed')
    print('     --cl-setup                          check if CloudLinux is installing. Returns 0 if installing, 1 otherwise')
    print('     --update-license                    updates license')
    print('     --update-new-key                    updates license with new key')
    print('     --check-license                 :   check license. Returns OK if license is not older than 3 days, error message otherwise')
    print('                                   -q:   check license. Returns 0 if license is not older than 3 days, 1 otherwise')
    print('     --no-valid-license-screen      	    Returns no valid license found screen.')
    print('     --license-out-of-date-email    	    Returns License out of Date Email.')
    print('     --check-openvz                      Returns environment id.')
    print('     --detect-edition                    Returns edition of CloudLinux')
    print('     --detect-os                         prints OS panel name and version (OS_NAME,OS_VERSION)')
    print('     --detect-os-nameonly                prints OS panel name only (CP_NAME)')
    print('')


def update_new_key(key):
    license.update_license_with_key(key)


def check_license(quiet):
    is_license_valid = license.check_license()
    if quiet:
        if is_license_valid:
            sys.exit(0)
        else:
            sys.exit(1)
    else:
        print(license.last_license_check(is_license_valid))
        sys.exit(0)


def main():
    try:
        opts, args = getopt.getopt(sys.argv[1:], 'hq', ['help', 'detect-cp', 'detect-cp-full', 'detect-cp-nameonly',
                                                        'cxs-installed', 'cpanel-suphp-enabled', 'get-admin-email',
                                                        'print-apache-gid', 'detect-litespeed', 'detect-postgresql',
                                                        'set-securelinks-gid', 'print-da-admin', 'cl-setup',
                                                        'set-nagios', 'update-license', 'update-new-key',
                                                        'check-license', 'no-valid-license-screen',
                                                        'license-out-of-date-email', 'check-openvz', 'detect-ea4',
                                                        'detect-nginx', 'setup-supergids', 'detect-edition',
                                                        'detect-os', 'detect-os-nameonly'])
    except getopt.GetoptError:
        print('error: unknown command')
        print_usage()
        sys.exit(1)

    executed = False
    quiet = False
    for o, a in opts:
        if o in ('-q',):
            quiet = True
            break

    skipped_without_lve_checks = ('--set-securelinks-gid',
                                  '--set-nagios',
                                  '--setup-supergids')
    for o, a in opts:

        if o in skipped_without_lve_checks:
            skip_without_lve()

        if o in ('--help', '-h' ):
            executed = True
            check_root()
            print_usage()

        elif o in ('--cxs-installed', ):
            executed = True
            check_root()
            if detect.CXS_check():
                sys.exit(0)
            else:
                sys.exit(1)

        elif o in ('--detect-cp', ):
            executed = True
            check_root()
            detect.getCP()
            print(str(detect.CP_NAME)+','+str(detect.CP_VERSION))

        elif o in ('--detect-cp-full', ):
            executed = True
            check_root()
            detect.getCP()
            if detect.CP_ISP_TYPE:
                # Panel additional info present
                print("%s,%s,%s" % (str(detect.CP_NAME), str(detect.CP_VERSION), detect.CP_ISP_TYPE))
            else:
                # No panel additional info present
                print(str(detect.CP_NAME)+','+str(detect.CP_VERSION))

        elif o in ('--detect-cp-nameonly', ):
            executed = True
            check_root()
            detect.getCPName()
            print(str(detect.CP_NAME))

        elif o in ('--get-admin-email', ):
            executed = True
            check_root()
            print(detect.getCPAdminEmail())

        elif o in ('--cpanel-suphp-enabled', ):
            executed = True
            check_root()
            if detect.mod_suPHP_check():
                sys.exit(0)
            else:
                sys.exit(1)

        elif o in ('--detect-litespeed', ):
            executed = True
            check_root()
            if detect.detect_litespeed():
                sys.exit(0)
            else:
                sys.exit(1)

        elif o in ('--detect-postgresql', ):
            executed = True
            check_root()
            if detect.detect_postgresql():
                sys.exit(0)
            else:
                sys.exit(1)

        elif o in ('--print-apache-gid', ):
            executed = True
            check_root()
            if detect.get_apache_gid():
                print(detect.APACHE_GID)
            else:
                print('error: unknown control panel')

        elif o in ('--set-securelinks-gid', ):
            executed = True
            check_root()
            if detect.get_apache_gid():
                clsetup.set_securelinks_gid(detect.APACHE_GID)

        # Actually, this command could be removed because it's a sub-set of
        # --setup-supergids, but I left it here only for backward compatibility
        elif o in ('--set-nagios', ):
            executed = True
            check_root()
            clsetup.setup_nagios()

        elif o in ('--setup-supergids', ):
            executed = True
            check_root()
            clsetup.setup_supergids()

        elif o in ('--print-da-admin', ):
            executed = True
            check_root()
            admin = detect.detect_DA_admin()
            if admin:
                print(admin)
            else:
                print('Error: can not find admin user for DirectAdmin')

        elif o in ('--cl-setup', ):
            executed = True
            check_root()
            if detect.check_CL_installing():
                sys.exit(0)
            else:
                sys.exit(1)

        elif o in ('--update-license', ):
            executed = True
            check_root()
            license.update_license_timestamp_file()

        elif o in ('--update-new-key', ):
            executed = True
            check_root()
            try:
                update_new_key(args[0].strip())
            except:
                print('Error: key required.')
                sys.exit(1)

        elif o in ('--check-license', ):
            executed = True
            check_license(quiet)

        elif o in ('--no-valid-license-screen', ):
            executed = True
            check_root()
            print(license.get_novalid_template())

        elif o in ('--license-out-of-date-email', ):
            executed = True
            check_root()
            print(license.get_email_template())

        elif o in ('--check-openvz', ):
            executed = True
            result = detect.is_openvz()
            sys.stdout.write(str(result))

        elif o in ('--detect-ea4',):
            executed = True
            if is_ea4():
                print("EA4 detected")
            else:
                print("No EA4 detected")

        elif o in ('--detect-nginx',):
            executed = True
            if is_nginx_running():
                print("Nginx is running")
            else:
                print("Nginx is not running")

        elif o in ('--detect-edition',):
            executed = True
            print(get_cl_edition_readable())

        elif o in ('--detect-os', ):
            executed = True
            os_name, os_ver = get_os_version()
            print(os_name, os_ver)

        elif o in ('--detect-os-nameonly', ):
            executed = True
            os_name, _ = get_os_version()
            print(os_name)

    if not executed:
        print('error: argument required')
        print_usage()
        sys.exit(1)


if __name__ == "__main__":
    main()