net/openvpn/files/openvpn.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2008-2011 OpenWrt.org
   3 # Copyright (C) 2008 Jo-Philipp Wich
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6
   7 START=95
   8
   9 SERVICE_DAEMONIZE=1
  10 SERVICE_WRITE_PID=1
  11
  12 EXTRA_COMMANDS="up down"
  13
  14 LIST_SEP="
  15 "
  16
  17 append_param() {
  18         local v="$1"
  19         case "$v" in
  20                 *_*_*_*) v=${v%%_*}-${v#*_}; v=${v%%_*}-${v#*_}; v=${v%%_*}-${v#*_} ;;
  21                 *_*_*)   v=${v%%_*}-${v#*_}; v=${v%%_*}-${v#*_} ;;
  22                 *_*)     v=${v%%_*}-${v#*_} ;;
  23         esac
  24         ARGS="$ARGS --$v"
  25         return 0
  26 }
  27
  28 append_bools() {
  29         local p; local v; local s="$1"; shift
  30         for p in $*; do
  31                 config_get_bool v "$s" "$p"
  32                 [ "$v" == 1 ] && append_param "$p"
  33         done
  34 }
  35
  36 append_params() {
  37         local p; local v; local s="$1"; shift
  38         for p in $*; do
  39                 config_get v "$s" "$p"
  40                 IFS="$LIST_SEP"
  41                 for v in $v; do
  42                         [ -n "$v" ] && append_param "$p" && ARGS="$ARGS $v"
  43                 done
  44                 unset IFS
  45         done
  46 }
  47
  48 append_params_quoted() {
  49         local p; local v; local s="$1"; shift
  50         for p in $*; do
  51                 config_get v "$s" "$p"
  52                 IFS="$LIST_SEP"
  53                 for v in $v; do
  54                         [ -n "$v" ] && append_param "$p" && ARGS="$ARGS '$v'"
  55                 done
  56                 unset IFS
  57         done
  58 }
  59
  60 section_enabled() {
  61         config_get_bool enable  "$1" 'enable'  0
  62         config_get_bool enabled "$1" 'enabled' 0
  63         [ $enable -gt 0 ] || [ $enabled -gt 0 ]
  64 }
  65
  66 start_instance() {
  67         local s="$1"
  68
  69         section_enabled "$s" || return 1
  70
  71         ARGS=""
  72
  73         # append flags
  74         append_bools "$s" \
  75                 auth_nocache auth_retry auth_user_pass_optional bind ccd_exclusive client client_cert_not_required \
  76                 client_disconnect client_to_client comp_lzo comp_noadapt disable \
  77                 disable_occ down_pre duplicate_cn fast_io float http_proxy_retry \
  78                 ifconfig_noexec ifconfig_nowarn ifconfig_pool_linear management_forget_disconnect management_hold \
  79                 management_query_passwords management_signal mktun mlock mtu_test multihome mute_replay_warnings \
  80                 nobind no_iv no_name_remapping no_replay opt_verify passtos persist_key persist_local_ip \
  81                 persist_remote_ip persist_tun ping_timer_rem pull push_reset \
  82                 remote_random rmtun route_noexec route_nopull single_session socks_proxy_retry \
  83                 suppress_timestamps tcp_nodelay test_crypto tls_client tls_exit tls_server \
  84                 tun_ipv6 up_delay up_restart username_as_common_name
  85
  86         # append params
  87         append_params "$s" \
  88                 cd askpass auth auth_user_pass auth_user_pass_verify bcast_buffers ca cert \
  89                 chroot cipher client_config_dir client_connect config connect_freq \
  90                 connect_retry connect_timeout connect_retry_max crl_verify dev dev_node dev_type dh \
  91                 echo engine explicit_exit_notify fragment group hand_window hash_size \
  92                 http_proxy http_proxy_option http_proxy_timeout ifconfig ifconfig_pool \
  93                 ifconfig_pool_persist ifconfig_push inactive ipchange iroute keepalive \
  94                 key key_method keysize learn_address link_mtu lladdr local log log_append \
  95                 lport management management_log_cache max_clients \
  96                 max_routes_per_client mode mssfix mtu_disc mute nice ns_cert_type ping \
  97                 ping_exit ping_restart pkcs12 plugin port port_share prng proto rcvbuf \
  98                 redirect_gateway remap_usr1 remote remote_cert_eku remote_cert_ku remote_cert_tls \
  99                 reneg_bytes reneg_pkts reneg_sec \
 100                 replay_persist replay_window resolv_retry route route_delay route_gateway \
 101                 route_metric route_up rport script_security secret server server_bridge setenv shaper sndbuf \
 102                 socks_proxy status status_version syslog tcp_queue_limit tls_auth \
 103                 tls_cipher tls_remote tls_timeout tls_verify tmp_dir topology tran_window \
 104                 tun_mtu tun_mtu_extra txqueuelen user verb
 105
 106         # append multi-value params
 107         append_params_quoted "$s" \
 108                 down push up
 109
 110
 111         SERVICE_PID_FILE="/var/run/openvpn-$s.pid"
 112         service_start /usr/sbin/openvpn --syslog "openvpn($s)" --writepid "$SERVICE_PID_FILE" $ARGS
 113 }
 114
 115 stop_instance() {
 116         local s="$1"
 117
 118         section_enabled "$s" || return 1
 119
 120         SERVICE_PID_FILE="/var/run/openvpn-$s.pid"
 121         service_stop /usr/sbin/openvpn
 122 }
 123
 124 reload_instance() {
 125         local s="$1"
 126
 127         section_enabled "$s" || return 1
 128
 129         SERVICE_PID_FILE="/var/run/openvpn-$s.pid"
 130         service_reload /usr/sbin/openvpn
 131 }
 132
 133 start() {
 134         config_load 'openvpn'
 135         config_foreach start_instance 'openvpn'
 136 }
 137
 138 stop() {
 139         config_load 'openvpn'
 140         config_foreach stop_instance 'openvpn'
 141 }
 142
 143 reload() {
 144         config_load 'openvpn'
 145         config_foreach reload_instance 'openvpn'
 146 }
 147
 148 up() {
 149         local exists
 150         local instance
 151         config_load 'openvpn'
 152         for instance in "$@"; do
 153                 config_get exists "$instance" 'TYPE'
 154                 if [ "$exists" == "openvpn" ]; then
 155                         start_instance "$instance"
 156                 fi
 157         done
 158 }
 159
 160 down() {
 161         local exists
 162         local instance
 163         config_load 'openvpn'
 164         for instance in "$@"; do
 165                 config_get exists "$instance" 'TYPE'
 166                 if [ "$exists" == "openvpn" ]; then
 167                         stop_instance "$instance"
 168                 fi
 169         done
 170 }