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 enabled "$1" 'enabled' 0
  62         [ $enabled -gt 0 ]
  63 }
  64
  65 start_instance() {
  66         local s="$1"
  67
  68         section_enabled "$s" || return 1
  69
  70         ARGS=""
  71
  72         # append flags
  73         append_bools "$s" \
  74                 auth_nocache auth_retry auth_user_pass_optional bind ccd_exclusive client client_cert_not_required \
  75                 client_disconnect client_to_client comp_lzo comp_noadapt disable \
  76                 disable_occ down_pre duplicate_cn fast_io float http_proxy_retry \
  77                 ifconfig_noexec ifconfig_nowarn ifconfig_pool_linear management_forget_disconnect management_hold \
  78                 management_query_passwords management_signal mktun mlock mtu_test multihome mute_replay_warnings \
  79                 nobind no_iv no_name_remapping no_replay opt_verify passtos persist_key persist_local_ip \
  80                 persist_remote_ip persist_tun ping_timer_rem pull push_reset \
  81                 remote_random rmtun route_noexec route_nopull single_session socks_proxy_retry \
  82                 suppress_timestamps tcp_nodelay test_crypto tls_client tls_exit tls_server \
  83                 tun_ipv6 up_delay up_restart username_as_common_name
  84
  85         # append params
  86         append_params "$s" \
  87                 cd askpass auth auth_user_pass auth_user_pass_verify bcast_buffers ca cert \
  88                 chroot cipher client_config_dir client_connect config connect_freq \
  89                 connect_retry connect_timeout connect_retry_max crl_verify dev dev_node dev_type dh \
  90                 echo engine explicit_exit_notify fragment group hand_window hash_size \
  91                 http_proxy http_proxy_option http_proxy_timeout ifconfig ifconfig_pool \
  92                 ifconfig_pool_persist ifconfig_push inactive ipchange iroute keepalive \
  93                 key key_method keysize learn_address link_mtu lladdr local log log_append \
  94                 lport management management_log_cache max_clients \
  95                 max_routes_per_client mode mssfix mtu_disc mute nice ns_cert_type ping \
  96                 ping_exit ping_restart pkcs12 plugin port port_share prng proto rcvbuf \
  97                 redirect_gateway remap_usr1 remote remote_cert_eku remote_cert_ku remote_cert_tls \
  98                 reneg_bytes reneg_pkts reneg_sec \
  99                 replay_persist replay_window resolv_retry route route_delay route_gateway \
 100                 route_metric route_up rport script_security secret server server_bridge setenv shaper sndbuf \
 101                 socks_proxy status status_version syslog tcp_queue_limit tls_auth \
 102                 tls_cipher tls_remote tls_timeout tls_verify tmp_dir topology tran_window \
 103                 tun_mtu tun_mtu_extra txqueuelen user verb
 104
 105         # append multi-value params
 106         append_params_quoted "$s" \
 107                 down push up
 108
 109
 110         SERVICE_PID_FILE="/var/run/openvpn-$s.pid" \
 111         service_start /usr/sbin/openvpn --syslog "openvpn($s)" --writepid "$SERVICE_PID_FILE" $ARGS
 112 }
 113
 114 stop_instance() {
 115         local s="$1"
 116
 117         section_enabled "$s" || return 1
 118
 119         SERVICE_PID_FILE="/var/run/openvpn-$s.pid" \
 120         service_stop /usr/sbin/openvpn
 121 }
 122
 123 reload_instance() {
 124         local s="$1"
 125
 126         section_enabled "$s" || return 1
 127
 128         SERVICE_PID_FILE="/var/run/openvpn-$s.pid" \
 129         service_reload /usr/sbin/openvpn
 130 }
 131
 132 start() {
 133         config_load 'openvpn'
 134         config_foreach start_instance 'openvpn'
 135 }
 136
 137 stop() {
 138         config_load 'openvpn'
 139         config_foreach stop_instance 'openvpn'
 140 }
 141
 142 reload() {
 143         config_load 'openvpn'
 144         config_foreach reload_instance 'openvpn'
 145 }
 146
 147 up() {
 148         local exists
 149         local instance
 150         config_load 'openvpn'
 151         for instance in "$@"; do
 152                 config_get exists "$instance" 'TYPE'
 153                 if [ "$exists" == "openvpn" ]; then
 154                         start_instance "$instance"
 155                 fi
 156         done
 157 }
 158
 159 down() {
 160         local exists
 161         local instance
 162         config_load 'openvpn'
 163         for instance in "$@"; do
 164                 config_get exists "$instance" 'TYPE'
 165                 if [ "$exists" == "openvpn" ]; then
 166                         stop_instance "$instance"
 167                 fi
 168         done
 169 }