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#!/bin/sh /etc/rc.common
# Copyright (C) 2006-2008 OpenWrt.org
START=90
USE_PROCD=1
PID_FILE="/var/run/stunnel.pid"
CONF_FILE="/tmp/stunnel.conf"
BIN="/usr/bin/stunnel"
global_defs() {
local debug compression
config_get alt_config_file 'globals' alt_config_file
[ -z "$alt_config_file" ] || return 0
# Set default settings
printf "foreground = yes\n" >> "$CONF_FILE"
printf "pid = %s\n" "$PID_FILE" >> "$CONF_FILE"
printf "syslog = yes\n" >> "$CONF_FILE"
config_get debug 'globals' debug '5'
printf "debug = %s\n" "$debug" >> "$CONF_FILE"
config_get compression 'globals' compression
[ -z "$compression" ] || printf "compression = %s\n" "$compression" >> "$CONF_FILE"
}
print_options() {
local config=$1
shift
for opt in "$@"; do
local $opt
local value
local is_boolean=0
if [ "${opt:0:5}" == "bool_" ]; then
opt="${opt:5}"
is_boolean=1
fi
config_get "value" "$config" "$opt"
[ -z "$value" ] || {
if [ "$value" = '1' ] && [ "$is_boolean" -eq "1" ]; then
value="yes"
elif [ "$value" = '0' ] && [ "$is_boolean" -eq "1" ] ; then
value="no"
fi
printf "%s = %s\n" "$opt" "$value" >> "$CONF_FILE"
}
done
}
print_list() {
local config=$1
shift
for opt in "$@"; do
local $opt
local elements
config_get "elements" "$config" "$opt"
for element in $elements; do
printf "%s = %s\n" "$opt" "$element" >> "$CONF_FILE"
done
done
}
print_list_colon() {
local config=$1
local value
shift
for opt in "$@"; do
local $opt
local elements
config_get "elements" "$config" "$opt"
for element in $elements; do
value="${value}:${element}"
done
printf "%s = %s\n" "$opt" "${value#*:}" >> "$CONF_FILE"
done
}
service_section() {
local cfg="$1"
local accept_host accept_port enabled
config_get_bool enabled "$cfg" 'enabled' '1'
[ ${enabled} -gt 0 ] || return 0
printf "\n" >> "$CONF_FILE"
printf "[%s]\n" "$cfg" >> "$CONF_FILE"
config_get accept_host "$cfg" accept_host 'localhost'
config_get accept_port "$cfg" accept_port
printf "accept = %s:%s\n" "$accept_host" "$accept_port" >> "$CONF_FILE"
print_options "$cfg" CApath \
CAfile \
cert \
CRLpath \
CRLfile \
curve \
logId \
debug \
engineId \
engineNum \
failover \
ident \
key \
local \
PSKidentity \
PSKsecrets \
sslVersion \
TIMEOUTbusy \
TIMEOUTclose \
TIMEOUTconnect \
TIMEOUTidle \
bool_delay \
bool_libwrap \
bool_reset \
bool_requireCert \
bool_verifyChain \
bool_verifyPeer \
bool_client
print_list "$cfg" checkEmail \
checkHost \
checkIP \
connect \
options
print_list_colon "$cfg" ciphers
}
process_config() {
local alt_config_file
rm -f "$CONF_FILE"
# First line
printf "; STunnel configuration file generated by uci\n" > "$CONF_FILE"
printf "; Written %s\n\n" "$(date +'%c')" >> "$CONF_FILE"
[ -f /etc/config/stunnel ] || return 0
config_load stunnel
global_defs
# If "alt_config_file" specified, use that instead
[ -n "$alt_config_file" ] && [ -f "$alt_config_file" ] && {
rm -f "$CONF_FILE"
# Symlink "alt_config_file" since it's a bit easier and safer
ln -s "$alt_config_file" "$CONF_FILE"
return 0
}
config_foreach service_section service
}
reload_service() {
process_config
# SIGHUP is used by stunnel to do init.d reload
procd_send_signal stunnel
}
service_triggers() {
procd_add_reload_trigger "stunnel"
}
start_service() {
procd_open_instance
procd_set_param command "$BIN"
procd_append_param command "$CONF_FILE"
process_config
# set auto respawn behavior
procd_set_param respawn
procd_close_instance
}