#!/usr/bin/env python
#==============================================================================
# Copyright and license info is available in the LICENSE file included with
# the Server Deployment Package (SDP), and also available online:
# https://swarm.workshop.perforce.com/projects/perforce-software-sdp/view/main/LICENSE
#------------------------------------------------------------------------------
# MANAGED BY ANSIBLE (perforce-sdp-install / group_limits.yml) -- do not edit by
# hand. The exempt user and group lists are templated from host_vars
# (p4_trigger_exempt_users / p4_trigger_exempt_groups).
#------------------------------------------------------------------------------

"""
Usage:

    keep_group_unset form-in group "/p4/common/bin/triggers/keep_group_unset.py %formfile% %user%"

This script is designed to run as a form in trigger on the server. It changes any unlimited
group values to unset.
"""

import os
import re
import sys
import tempfile

admins = [ {% for u in p4_trigger_exempt_users %}'{{ u }}'{% if not loop.last %}, {% endif %}{% endfor %} ]

user = sys.argv[2]
# Exit if the perforce user is modifying the form.
if user in admins:
  sys.exit(0)

input = open(sys.argv[1], "r")
fd, temppath = tempfile.mkstemp(dir=os.path.dirname(os.path.abspath(sys.argv[1])))
output = os.fdopen(fd, "w")
admingroup = False
admingroups = [{% for g in p4_trigger_exempt_groups %}"{{ g }}"{% if not loop.last %}, {% endif %}{% endfor %}]

for line in input.readlines():
# Exit if group being modified is an admin group.
  m = re.match(r"^Group:\s+(\S+)", line)
  if m and m.group(1) in admingroups:
    admingroup = True
    break
  if re.search(r"^Max.*:", line):
      line = re.sub(":.*", ": unset" , line)
  elif re.search(r"^Timeout.*:", line):
      line = re.sub(":.*", ": unset" , line)
  output.write(line)

input.close()
output.close()

if admingroup == False:
  os.replace(temppath, sys.argv[1])
else:
  os.remove(temppath)

sys.exit(0)