1 # ===================================================================== 2 # editUser.awk: RPC I/O function for rpclib/editUser. 3 # 4 # Copyright (c) 2007,2008,2009,2010 Carlo Strozzi 5 # 6 # This program is free software; you can redistribute it and/or modify 7 # it under the terms of the GNU General Public License as published by 8 # the Free Software Foundation; version 2 dated June, 1991. 9 # 10 # This program is distributed in the hope that it will be useful, 11 # but WITHOUT ANY WARRANTY; without even the implied warranty of 12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 # GNU General Public License for more details. 14 # 15 # You should have received a copy of the GNU General Public License 16 # along with this program; if not, write to the Free Software 17 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18 # 19 # ===================================================================== 20 21 # ===================================================================== 22 # void _userproc(int mode) 23 # ===================================================================== 24 25 function _userproc(mode, value,tmp,len) { 26 27 if (mode == _O_REQUEST) { # request. 28 29 # target group 30 value = _request("1",1) 31 32 # group must not be null and it may not contain the 33 # unescaped ``.'' character. 34 35 if (value != _NULL && value !~ /\./) { 36 _rcset("cgi.group",unixify(value)) 37 _rcset("cgi.group.literal",value) 38 } 39 40 # target account. 41 len = length((value=_request("2",1))) 42 43 if (value ~ /^[a-z][-_a-z0-9.]*$/ && len > 4 && len < 17) { 44 _rcset("cgi.auth.user",value) 45 46 # escape grep(1) regexp chars in user-id. 47 #gsub(/[][\\^$.*|()]/,"\\\&",value) 48 gsub(/[][\\^$.*|()]/,"\\&",value) 49 _rcset("cgi.grep.user",value) 50 } 51 52 # The following test is necessary since the address could, 53 # at least in theory, have been set to any string by the 54 # remote user, due to how it is handled to cope with stunnel(8) 55 # and the lack of transproxy support in kernel 2.4.x. 56 57 if (_isipaddr(ENVIRON["REMOTE_ADDR"]) == _TRUE) 58 value = ENVIRON["REMOTE_ADDR"] 59 else value = "0.0.0.0" 60 61 _rcset("REMOTE_ADDR",value) 62 } 63 64 else { # response. 65 66 # handle conditionals in templates. 67 68 ifsections() 69 70 # Strip leading and trailing commas from group names. 71 value = _rcget("tpl.var.tw.auth.group",1) 72 sub(/^,+/,"",value); sub(/,+$/,"",value) 73 _response("tpl.var.tw.auth.group",value) 74 } 75 } 76 77 # EOF