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@@ -0,0 +1,420 @@
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+#!/bin/sh /etc/rc.common
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+# Copyright (C) 2012-2013 OpenWrt.org
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+
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+START=95
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+
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+EXTRA_COMMANDS="up down show_key generate_key"
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+
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+LIST_SEP="
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+"
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+TMP_FASTD=/tmp/fastd
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+FASTD_COMMAND=/usr/bin/fastd
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+
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+
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+section_enabled() {
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+ config_get_bool enabled "$1" 'enabled' 0
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+ [ $enabled -gt 0 ]
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+}
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+
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+error() {
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+ echo "${initscript}:" "$@" 1>&2
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+}
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+
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+get_key_instance() {
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+ local s="$1"
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+
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+ config_get secret "$s" secret
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+ if [ "$secret" = 'generate' ]; then
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+ secret=`"$FASTD_COMMAND" --generate-key --machine-readable`
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+ uci -q set fastd."$s".secret="$secret" && uci -q commit fastd
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+ fi
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+
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+ echo "$secret"
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+}
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+
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+
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+escape_string() {
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+ local t=${1//\\/\\\\}
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+ echo -n "\"${t//\"/\\\"}\""
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+}
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+
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+guard_value() {
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+ local t=${1//[^-a-z0-9\[\].:]/}
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+ echo -n "$t"
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+}
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+
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+guard_remote() {
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+ local t=${1//[^-a-zA-Z0-9\[\].:\"% ]/}
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+ local quotes=${t//[^\"]/}
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+ if [ "${#quotes}" = 0 -o "${#quotes}" = 2 ]; then
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+ echo -n "$t"
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+ fi
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+}
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+
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+yes_no() {
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+ case "$1" in
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+ 0|no|off|false|disabled) echo -n no;;
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+ *) echo -n yes;;
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+ esac
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+}
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+
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+config_string_config='include $(escape_string "$value");'
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+config_string_config_peer='include peer $(escape_string "$value");'
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+config_string_config_peer_dir='include peers from $(escape_string "$value");'
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+config_string_bind='bind $(guard_value "$value");'
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+config_string_method='method $(escape_string "$value");'
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+config_string_syslog_level='log to syslog level $(guard_value "$value");'
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+config_string_mode='mode $(guard_value "$value");'
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+config_string_interface='interface $(escape_string "$value");'
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+config_string_mtu='mtu $(guard_value "$value");'
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+config_string_peer_limit='peer limit $(guard_value "$value");'
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+config_string_user='user $(escape_string "$value");'
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+config_string_group='group $(escape_string "$value");'
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+config_string_pmtu='pmtu $(yes_no "$value");'
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+config_string_forward='forward $(yes_no "$value");'
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+config_string_hide_ip_addresses='hide ip addresses $(yes_no "$value");'
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+config_string_hide_mac_addresses='hide mac addresses $(yes_no "$value");'
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+config_string_secure_handshakes='secure handshakes $(yes_no "$value");'
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+config_string_packet_mark='packet mark $(guard_value "$value");'
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+
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+config_string_peer='peer $(escape_string "$value") {'
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+config_string_peer_group='peer group $(escape_string "$value") {'
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+
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+peer_string_key='key $(escape_string "$value");'
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+peer_string_float='float $(yes_no "$value");'
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+peer_string_remote='remote $(guard_remote "$value");'
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+
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+generate_option() {
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+ local __string=$(eval echo \"\$$2\")
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+ local value="$1";
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+ eval echo "\"$__string\""
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+}
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+
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+append_option() {
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+ local v; local len; local s="$1"; local prefix="$2"; local p="$3"
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+
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+ config_get len "$s" "${p}_LENGTH"
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+
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+ if [ -z "$len" ]; then
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+ config_get v "$s" "$p"
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+ [ -n "$v" ] && generate_option "$v" "${prefix}_string_${p}"
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+ else
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+ config_list_foreach "$s" "$p" generate_option "${prefix}_string_${p}"
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+ fi
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+}
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+
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+append_options() {
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+ local p; local s="$1"; local prefix="$2"; shift; shift
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+ for p in $*; do
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+ append_option "$s" "$prefix" "$p"
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+ done
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+}
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+
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+
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+generate_config_secret() {
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+ echo "secret $(escape_string "$1");"
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+}
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+
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+
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+generate_peer_config() {
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+ local peer="$1"
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+
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+ # These options are deprecated
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+ config_get address "$peer" address
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+ config_get hostname "$peer" hostname
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+ config_get address_family "$peer" address_family
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+ config_get port "$peer" port
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+
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+ if [ "$address" -o "$hostname" ]; then
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+ if [ -z "$port" ]; then
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+ error "peer $peer: address or hostname, but no port given"
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+ return 1
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+ fi
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+
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+ if [ "$hostname" ]; then
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+ generate_option peer_string_remote "$address_family \"$hostname\" port $port"
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+ fi
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+
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+ if [ "$address" ]; then
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+ generate_option peer_string_remote "$address port $port"
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+ fi
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+ fi
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+
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+ append_options "$peer" peer \
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+ key float remote
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+}
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+
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+generate_single_peer_config() {
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+ local peer="$1"; local net="$2"
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+
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+ config_get peer_net "$peer" net
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+ config_get peer_group "$peer" group
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+ [ "$net" = "$peer_net" -a "$peer_group" = '' ] || return 0
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+
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+ section_enabled "$peer" || return 0
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+
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+ generate_option "$peer" config_string_peer
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+ generate_peer_config "$peer"
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+ echo '}'
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+}
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+
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+create_peer_config() {
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+ local peer="$1"; local net="$2"; local group="$3"; local path="$4"
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+
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+ config_get peer_net "$peer" net
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+ config_get peer_group "$peer" group
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+ [ "$group" = "$peer_group" ] || return 0
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+
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+ if [ "$net" != "$peer_net" ]; then
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+ [ -z "$group" ] || error "warning: the peer group of peer '$peer' doesn't match its net, the peer will be ignored"
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+ return 0
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+ fi
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+
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+ section_enabled "$peer" || return 0
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+
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+ generate_peer_config "$peer" >"$path/$peer"
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+}
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+
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+update_peer_group() {
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+ local net="$1"; local group_dir="$2"; local group="$3"; local update_only="$4"
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+ local path="$TMP_FASTD/fastd.$net/$group_dir"
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+
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+ rm -rf "$path"
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+ mkdir -p "$path"
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+
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+ config_foreach create_peer_config 'peer' "$net" "$group" "$path"
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+
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+ if [ -z "$update_only" ]; then
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+ generate_option "$path" config_string_config_peer_dir
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+ fi
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+
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+ config_foreach generate_peer_group_config 'peer_group' "$net" "$group_dir" "$update_only" "$group"
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+}
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+
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+generate_peer_group_config() {
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+ local group="$1"; local net="$2"; local group_dir="$3%$group"; local update_only="$4"; local parent="$5"
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+
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+ config_get group_net "$group" net
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+ config_get group_parent "$group" parent
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+ [ "$parent" = "$group_parent" ] || return 0
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+
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+ if [ "$net" != "$peer_net" ]; then
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+ [ -z "$parent" ] || error "warning: the parent of peer group '$group' doesn't match its net, the peer group will be ignored"
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+ return 0
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+ fi
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+
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+ section_enabled "$group" || return 0
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+
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+ if [ -z "$update_only" ]; then
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+ generate_option "$group" config_string_peer_group
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+ append_options "$group" config \
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+ config config_peer config_peer_dir peer_limit
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+ fi
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+
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+ update_peer_group "$net" "$group_dir" "$group" "$update_only"
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+
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+ if [ -z "$update_only" ]; then
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+ echo '}'
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+ fi
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+}
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+
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+update_peer_groups() {
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+ local net="$1"; local update_only="$2"
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+
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+ update_peer_group "$net" 'peers' '' "$update_only"
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+}
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+
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+generate_config() {
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+ local s="$1"
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+
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+ generate_option 'info' config_string_syslog_level
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+
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+ append_options "$s" config \
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+ config config_peer config_peer_dir bind method syslog_level mode interface mtu peer_limit \
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+ user group pmtu forward hide_ip_addresses hide_mac_addresses secure_handshakes packet_mark
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+
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+ config_get mode "$s" mode
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+
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+ if [ "$mode" = "tun" ]; then
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+ config_foreach generate_single_peer_config 'peer' "$s"
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+ else
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+ update_peer_groups "$s"
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+ fi
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+}
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+
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+
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+generate_key_instance() {
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+ local s="$1"
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+
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+ config_get secret "$s" secret
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+ if [ -z "$secret" -o "$secret" = 'generate' ]; then
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+ secret=`fastd --generate-key --machine-readable`
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+ uci -q set fastd."$s".secret="$secret" && uci -q commit fastd
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+ fi
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+
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+ generate_config_secret "$secret" | "$FASTD_COMMAND" --config - --show-key --machine-readable
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+}
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+
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+show_key_instance() {
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+ local s="$1"
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260
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+
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261
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+ local secret=`get_key_instance "$s"`
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262
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+ if [ -z "$secret" ]; then
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+ error "$s: secret is not set"
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+ return 1
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+ fi
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+
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+ generate_config_secret "$secret" | "$FASTD_COMMAND" --config - --show-key --machine-readable
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+}
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+
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+start_instance() {
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+ local s="$1"
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+
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273
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+ section_enabled "$s" || return 1
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+
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+ SERVICE_PID_FILE="/var/run/fastd.$s.pid"
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+
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277
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+ config_get interface "$s" interface
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+ if [ -z "$interface" ]; then
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+ error "$s: interface is not set"
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+ return 1
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+ fi
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282
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+
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283
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+ if ifconfig "$interface" &>/dev/null; then
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+ error "$s: interface '$interface' is already in use"
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+ return 1
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+ fi
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287
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+
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288
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+ config_get mode "$s" mode
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+ if [ -z "$mode" ]; then
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+ error "$s: mode is not set"
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291
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+ return 1
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292
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+ fi
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293
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+
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294
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+ local secret=`get_key_instance "$s"`
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295
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+ if [ -z "$secret" ]; then
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296
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+ error "$s: secret is not set"
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+ return 1
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+ fi
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+
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300
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+ rm -f "$SERVICE_PID_FILE"
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+ touch "$SERVICE_PID_FILE"
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+
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+ config_get user "$s" user
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+ if [ "$user" ]; then
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+ chown "$user" "$SERVICE_PID_FILE"
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+ fi
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+
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308
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+ (generate_config_secret "$secret"; generate_config "$s") | service_start "$FASTD_COMMAND" --config - --daemon --pid-file "$SERVICE_PID_FILE"
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309
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+
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310
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+ if ! ifconfig "$interface" >/dev/null 2>&1; then
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311
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+ error "$s: startup failed"
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+ return 1
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+ fi
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314
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+
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315
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+ config_get up "$s" up
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316
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+ [ -n "$up" ] && sh -c "$up" - "$interface"
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317
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+}
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318
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+
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319
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+stop_instance() {
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320
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+ local s="$1"
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321
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+
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322
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+ section_enabled "$s" || return 1
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+
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324
|
+ SERVICE_PID_FILE="/var/run/fastd.$s.pid"
|
|
|
325
|
+
|
|
|
326
|
+ config_get interface "$s" interface
|
|
|
327
|
+ if [ -z "$interface" ]; then
|
|
|
328
|
+ error "$s: interface is not set"
|
|
|
329
|
+ return 1
|
|
|
330
|
+ fi
|
|
|
331
|
+
|
|
|
332
|
+ if ! ifconfig "$interface" &>/dev/null; then
|
|
|
333
|
+ error "$s: interface '$interface' does not exist"
|
|
|
334
|
+ return 1
|
|
|
335
|
+ fi
|
|
|
336
|
+
|
|
|
337
|
+ config_get down "$s" down
|
|
|
338
|
+ [ -n "$down" ] && sh -c "$down" - "$interface"
|
|
|
339
|
+
|
|
|
340
|
+ service_stop "$FASTD_COMMAND"
|
|
|
341
|
+
|
|
|
342
|
+ rm -rf "$TMP_FASTD/fastd.$s"
|
|
|
343
|
+}
|
|
|
344
|
+
|
|
|
345
|
+reload_instance() {
|
|
|
346
|
+ local s="$1"
|
|
|
347
|
+
|
|
|
348
|
+ section_enabled "$s" || return 1
|
|
|
349
|
+
|
|
|
350
|
+ config_get mode "$s" mode
|
|
|
351
|
+ [ "$mode" = "tun" ] && return 1
|
|
|
352
|
+
|
|
|
353
|
+ update_peer_groups "$s" true
|
|
|
354
|
+
|
|
|
355
|
+ SERVICE_PID_FILE="/var/run/fastd.$s.pid"
|
|
|
356
|
+ service_reload "$FASTD_COMMAND"
|
|
|
357
|
+}
|
|
|
358
|
+
|
|
|
359
|
+start() {
|
|
|
360
|
+ config_load 'fastd'
|
|
|
361
|
+ config_foreach start_instance 'fastd'
|
|
|
362
|
+}
|
|
|
363
|
+
|
|
|
364
|
+stop() {
|
|
|
365
|
+ config_load 'fastd'
|
|
|
366
|
+ config_foreach stop_instance 'fastd'
|
|
|
367
|
+}
|
|
|
368
|
+
|
|
|
369
|
+reload() {
|
|
|
370
|
+ config_load 'fastd'
|
|
|
371
|
+ config_foreach reload_instance 'fastd'
|
|
|
372
|
+}
|
|
|
373
|
+
|
|
|
374
|
+up() {
|
|
|
375
|
+ local exists
|
|
|
376
|
+ local instance
|
|
|
377
|
+ config_load 'fastd'
|
|
|
378
|
+ for instance in "$@"; do
|
|
|
379
|
+ config_get exists "$instance" 'TYPE'
|
|
|
380
|
+ if [ "$exists" = 'fastd' ]; then
|
|
|
381
|
+ start_instance "$instance"
|
|
|
382
|
+ fi
|
|
|
383
|
+ done
|
|
|
384
|
+}
|
|
|
385
|
+
|
|
|
386
|
+down() {
|
|
|
387
|
+ local exists
|
|
|
388
|
+ local instance
|
|
|
389
|
+ config_load 'fastd'
|
|
|
390
|
+ for instance in "$@"; do
|
|
|
391
|
+ config_get exists "$instance" 'TYPE'
|
|
|
392
|
+ if [ "$exists" = 'fastd' ]; then
|
|
|
393
|
+ stop_instance "$instance"
|
|
|
394
|
+ fi
|
|
|
395
|
+ done
|
|
|
396
|
+}
|
|
|
397
|
+
|
|
|
398
|
+show_key() {
|
|
|
399
|
+ local exists
|
|
|
400
|
+ local instance
|
|
|
401
|
+ config_load 'fastd'
|
|
|
402
|
+ for instance in "$@"; do
|
|
|
403
|
+ config_get exists "$instance" 'TYPE'
|
|
|
404
|
+ if [ "$exists" = 'fastd' ]; then
|
|
|
405
|
+ show_key_instance "$instance"
|
|
|
406
|
+ fi
|
|
|
407
|
+ done
|
|
|
408
|
+}
|
|
|
409
|
+
|
|
|
410
|
+generate_key() {
|
|
|
411
|
+ local exists
|
|
|
412
|
+ local instance
|
|
|
413
|
+ config_load 'fastd'
|
|
|
414
|
+ for instance in "$@"; do
|
|
|
415
|
+ config_get exists "$instance" 'TYPE'
|
|
|
416
|
+ if [ "$exists" = 'fastd' ]; then
|
|
|
417
|
+ generate_key_instance "$instance"
|
|
|
418
|
+ fi
|
|
|
419
|
+ done
|
|
|
420
|
+}
|
Matthias Schiffer
10 yıl önce