mirror of
https://github.com/wangyu-/udp2raw.git
synced 2025-01-19 22:39:31 +08:00
117 lines
3.4 KiB
Bash
117 lines
3.4 KiB
Bash
#!/bin/sh /etc/rc.common
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START=88
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STOP=15
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USE_PROCD=1
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NAME=udp2raw
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_log() {
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logger -p "daemon.$1" -t "$NAME" "$2"
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}
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has_valid_server() {
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local server
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for server in $@; do
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[ "$(uci_get $NAME $server)" = "servers" ] && return 0
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done
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return 1
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}
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create_config() {
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local config_file="$1"
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echo "# auto-generated config file from /etc/config/udp2raw" > $config_file
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echo "-c" >> $config_file
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echo "-l ${listen_addr:=127.0.0.1}:${listen_port:=2080}" >> $config_file && _log "info" "listening on: ${listen_addr}:${listen_port}"
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echo "-r ${server_addr}:${server_port:=8080}" >> $config_file
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[ -n "$raw_mode" ] && echo "--raw-mode ${raw_mode}" >> $config_file && _log "info" "raw-mode: ${raw_mode}"
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[ -n "$key" ] && echo "--key ${key}" >> $config_file
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[ -n "$cipher_mode" ] && echo "--cipher-mode ${cipher_mode}" >> $config_file
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[ -n "$auth_mode" ] && echo "--auth-mode ${auth_mode}" >> $config_file
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[ $auto_rule -eq 1 ] && echo "--auto-rule" >> $config_file
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[ $auto_rule -eq 1 -a $keep_rule -eq 1 ] && echo "--keep-rule" >> $config_file
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[ -n "$seq_mode" ] && echo "--seq-mode ${seq_mode}" >> $config_file
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[ -n "$lower_level" ] && echo "--lower-level ${lower_level}" >> $config_file
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[ -n "$source_ip" ] && echo "--source-ip ${source_ip}" >> $config_file
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[ -n "$source_port" ] && echo "--source-port ${source_port}" >> $config_file
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[ -n "$log_level" ] && echo "--log-level ${log_level}" >> $config_file
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echo "--disable-color" >> $config_file
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}
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validate_config_section() {
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uci_validate_section "$NAME" general "$1" \
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'server:uciname' \
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'daemon_user:string:root'
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}
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validate_server_section() {
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uci_validate_section "$NAME" servers "$1" \
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'server_addr:host' \
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'server_port:port:8080' \
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'listen_addr:ipaddr:127.0.0.1' \
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'listen_port:port:2080' \
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'raw_mode:or("faketcp", "udp", "icmp"):faketcp' \
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'key:string' \
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'cipher_mode:or("aes128cbc", "xor", "none"):aes128cbc' \
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'auth_mode:or("md5", "crc32", "simple", "none"):md5' \
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'auto_rule:bool:1' \
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'keep_rule:bool:0' \
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'seq_mode:range(0,4)' \
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'lower_level:string' \
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'source_ip:ipaddr' \
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'source_port:port' \
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'log_level:range(0,6)'
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}
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start_instance() {
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local server="$1"
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if [ -z "$server" -o "$server" == "nil" ]; then
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return 0
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elif ! validate_server_section "$server"; then
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_log "err" "Server config validation failed."
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return 1
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fi
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/sbin/validate_data "ipaddr" "$server_addr" >/dev/null 2>&1
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[ $? -ne 0 ] && server_addr=$(nslookup "$server_addr" | \
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sed -n 's/^Address[[:space:]]*[0-9]*:[[:space:]]*\(\([0-9]\{1,3\}\.\)\{3\}[0-9]\{1,3\}\)$/\1/p')
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if [ -z "$server_addr" ]; then
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_log "err" "Server address validation failed."
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return 1
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fi
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[ -d /var/etc ] || mkdir -p /var/etc
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local config_file="/var/etc/${NAME}.${server}.conf"
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create_config "$config_file" || return 1
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procd_open_instance
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procd_set_param command /usr/bin/udp2raw
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procd_append_param command --conf-file "$config_file"
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procd_set_param respawn
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procd_set_param file "$config_file"
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[ -n "$daemon_user" ] && procd_set_param user "$daemon_user" && _log "info" "running from ${daemon_user} user"
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procd_set_param pidfile "/var/run/${NAME}.${server}.pid"
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procd_close_instance
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}
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service_triggers() {
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procd_add_reload_trigger "$NAME"
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}
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start_service() {
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if ! validate_config_section "general" ; then
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_log "err" "Config validate failed."
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return 1
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fi
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has_valid_server $server || return 1
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for srv in $server; do
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start_instance $srv
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done
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}
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