functions.ppp

   1 #!/bin/bash
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2010  Michael Tremer & Christian Schmidt                      #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 function ppp_pre_up() {
  23         :
  24         #connection --starting --zone=${zone}
  25 }
  26
  27 function ppp_post_up() {
  28         :
  29         #connection --up --zone=${zone}
  30 }
  31
  32 function ppp_pre_down() {
  33         :
  34         # connection --stopping --zone=${zone}
  35 }
  36
  37 function ppp_post_down() {
  38         :
  39         #connection --down --zone=${zone}
  40 }
  41
  42 function ppp_common_ip_pre_up() {
  43         local zone=${1}
  44         shift
  45
  46         if ! zone_exists ${zone}; then
  47                 error "Zone '${zone}' does not exist."
  48                 return ${EXIT_ERROR}
  49         fi
  50
  51         # Request firewall reload
  52         event_firewall_reload
  53
  54         return ${EXIT_OK}
  55 }
  56
  57 function ppp_common_ip_up() {
  58         local zone=${1}
  59         shift
  60
  61         if ! zone_exists ${zone}; then
  62                 error "Zone '${zone}' does not exist."
  63                 return ${EXIT_ERROR}
  64         fi
  65
  66         # Emit interface-up event
  67         event_interface_up ${zone}
  68
  69         return ${EXIT_OK}
  70 }
  71
  72 function ppp_common_ip_down() {
  73         local zone=${1}
  74         shift
  75
  76         if ! zone_exists ${zone}; then
  77                 error "Zone '${zone}' does not exist."
  78                 return ${EXIT_ERROR}
  79         fi
  80
  81         # Emit interface-up event
  82         event_interface_down ${zone}
  83
  84         return ${EXIT_OK}
  85 }
  86
  87 function ppp_secret() {
  88         local USER=${1}
  89         local SECRET=${2}
  90         local a
  91         local secret
  92         local user
  93
  94         # Updateing secret file
  95         > ${PPP_SECRETS}.tmp
  96         while read user a secret; do
  97                 if [ "'${USER}'" != "${user}" ]; then
  98                         echo "${user} ${a} ${secret}" >> ${PPP_SECRETS}.tmp
  99                 fi
 100         done < ${PPP_SECRETS}
 101         echo "'${USER}' * '${SECRET}'" >> ${PPP_SECRETS}.tmp
 102         cat ${PPP_SECRETS}.tmp > ${PPP_SECRETS}
 103         rm -f ${PPP_SECRETS}.tmp
 104 }
 105
 106 function ppp_stat() {
 107         local name=${1}
 108         local time=${2}
 109         local rcvd=${3}
 110         local sent=${4}
 111
 112         local file="${LOG_DIR}/ppp_${name}.db"
 113         if ! [ -e "${file}" ]; then
 114         sqlite3 -batch ${file} <<EOF
 115 CREATE TABLE connections(date, duration, rcvd, sent);
 116 EOF
 117         fi
 118         ppp_stat_init ${file}
 119
 120         sqlite3 -batch ${file} <<EOF
 121 INSERT INTO connections(date, duration, rcvd, sent) VALUES('$(date -u '+%s')', '${time}', '${rcvd}', '${sent}');
 122 EOF
 123 }
 124
 125 function ppp_linkname_get() {
 126         local config=${1}
 127         (
 128                 . ${config}
 129                 echo "${NAME}"
 130         )
 131 }
 132
 133 function red_defaultroute_update() {
 134         local command="ip route replace default"
 135
 136         local uplink
 137         for uplink in ${RED_RUN}/*; do
 138                 [ -d "${uplink}" ] || continue
 139
 140                 # Skip if no gateway given
 141                 [ -e "${uplink}/gateway" ] || continue
 142
 143                 command="${command} nexthop via $(<${uplink}/gateway)"
 144                 if [ -e "${uplink}/weight" ]; then
 145                         command="${command} weight $(<${uplink}/weight)"
 146                 fi
 147         done
 148         $command
 149         #ip route flush cache
 150 }
 151
 152 function red_dns_update() {
 153         : # XXX todo
 154 }