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302 lines
9.2 KiB
302 lines
9.2 KiB
#!/bin/sh /etc/rc.common
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# Copyright (C) 2018 Dengfeng Liu
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. /lib/functions/network.sh
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START=99
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USE_PROCD=1
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PROG=/usr/bin/wifidogx
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CONFIGFILE=/tmp/wifidog.conf
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EXTRA_COMMANDS="status"
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EXTRA_HELP=" status Print the status of the service"
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PX5G_BIN="/usr/sbin/px5g"
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OPENSSL_BIN="/usr/bin/openssl"
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APFREE_CERT="/etc/apfree.crt"
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APFREE_KEY="/etc/apfree.key"
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generate_keys() {
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local days bits country state location commonname
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local UNIQUEID GENKEY_CMD
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# Prefer px5g for certificate generation (existence evaluated last)
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UNIQUEID=$(hexdump -n 4 -e '4/1 "%02x" "\n"' /dev/urandom)
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[ -x "$OPENSSL_BIN" ] && GENKEY_CMD="$OPENSSL_BIN req -x509 -sha256 -outform pem -nodes"
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[ -x "$PX5G_BIN" ] && GENKEY_CMD="$PX5G_BIN selfsigned -pem"
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[ -n "$GENKEY_CMD" ] && {
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$GENKEY_CMD \
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-days "${days:-720}" -newkey rsa:"${bits:-2048}" -keyout "${APFREE_KEY}.new" -out "${APFREE_CERT}.new" \
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-subj /C="${country:-CN}"/ST="${state:-Beijing}"/L="${location:-Unknown}"/O="${commonname:-ApFreeWiFidog}$UNIQUEID"/CN="${commonname:-ApFreeWiFidog}"
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sync
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mv "${APFREE_KEY}.new" "${APFREE_KEY}"
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mv "${APFREE_CERT}.new" "${APFREE_CERT}"
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}
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}
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service_trigger() {
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procd_add_reload_trigger "wifidogx"
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}
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echo_firewall_rule() {
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echo " FirewallRule $1"
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}
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prepare_mqtt_conf() {
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local cfg=$1
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local serveraddr
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local serverport
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config_get serveraddr "$cfg" "serveraddr"
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config_get serverport "$cfg" "serverport"
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[ -z "${serveraddr}" -o -z "${serverport}" ] && return 1
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cat <<-EOF >>${CONFIGFILE}
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MQTT {
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ServerAddr ${serveraddr}
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ServerPort ${serverport}
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}
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EOF
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}
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prepare_wifidog_conf() {
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local cfg=$1
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local enable
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local gateway_id
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local gateway_interface
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local auth_server_hostname
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local auth_server_path
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local auth_server_path_login
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local auth_server_path_portal
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local auth_server_path_msg
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local auth_server_path_ping
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local auth_server_path_auth
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local delta_traffic
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local check_interval
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local client_timeout
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local httpd_max_conn
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local trusted_domains
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local js_filter
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local trusted_maclist
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local untrusted_maclist
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local pool_mode
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local thread_number
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local queue_size
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local wired_passed
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local trusted_iplist
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local trusted_pan_domains
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local proxy_port
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local no_auth
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local apple_cna
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local update_domain_interval
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local dns_timeout
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local default_gateway_id
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local external_interface
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local auth_server_port
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[ -f ${CONFIGFILE} ] && rm -f ${CONFIGFILE}
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config_get enable "${cfg}" "enable" 0
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[ "${enable}" = "1" ] || return
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default_gateway_id=$(sed -e 's/://g' /sys/class/net/br-lan/address)
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network_get_device external_interface wan
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config_get gateway_id "${cfg}" "gateway_id" "${default_gateway_id}"
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config_get gateway_interface "${cfg}" "gateway_interface" "br-lan"
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config_get auth_server_hostname "${cfg}" "auth_server_hostname"
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config_get auth_server_port "${cfg}" "auth_server_port" "80"
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config_get auth_server_path "${cfg}" "auth_server_path" "/wifidog/"
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config_get auth_server_path_login "${cfg}" "auth_server_path_login"
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config_get auth_server_path_portal "${cfg}" "auth_server_path_portal"
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config_get auth_server_path_msg "${cfg}" "auth_server_path_msg"
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config_get auth_server_path_ping "${cfg}" "auth_server_path_ping"
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config_get auth_server_path_auth "${cfg}" "auth_server_path_auth"
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config_get delta_traffic "${cfg}" "delta_traffic"
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config_get check_interval "${cfg}" "check_interval" "60"
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config_get js_filter "${cfg}" "js_filter" 1
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config_get client_timeout "${cfg}" "client_timeout" "5"
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config_get httpd_max_conn "${cfg}" "httpd_max_conn" "200"
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config_get trusted_domains "${cfg}" "trusted_domains"
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config_get trusted_maclist "${cfg}" "trusted_maclist"
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config_get untrusted_maclist "${cfg}" "untrusted_maclist"
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config_get pool_mode "${cfg}" "pool_mode" 0
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config_get thread_number "${cfg}" "thread_number" 20
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config_get queue_size "${cfg}" "queue_size" 200
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config_get wired_passed "${cfg}" "wired_passed" 1
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config_get trusted_iplist "${cfg}" "trusted_iplist"
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config_get trusted_pan_domains "${cfg}" "trusted_pan_domains"
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config_get proxy_port "${cfg}" "proxy_port"
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config_get no_auth "${cfg}" "no_auth"
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config_get apple_cna "${cfg}" "bypass_apple_cna"
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config_get update_domain_interval "${cfg}" "update_domain_interval"
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config_get dns_timeout "${cfg}" "dns_timeout"
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local set_auth_server_path_login
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local set_auth_server_path_portal
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local set_auth_server_path_msg
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local set_auth_server_path_ping
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local set_auth_server_path_auth
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local set_delta_traffic
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local set_trusted_maclist
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local set_untrusted_maclist
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local set_trusted_domains
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local set_trusted_iplist
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local set_trusted_pan_domains
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local set_proxy_port
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local set_no_auth
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local set_firewall_rule_global
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local set_firewall_rule_validating_users
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local set_firewall_rule_known_users
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local set_firewall_rule_auth_is_down
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local set_firewall_rule_unknown_users
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local set_firewall_rule_locked_users
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local set_apple_cna
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local set_update_domain_interval
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local set_dns_timeout
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set_auth_server_path_login=$([ -n "$auth_server_path_login" ] && echo " LoginScriptPathFragment $auth_server_path_login")
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set_auth_server_path_portal=$([ -n "$auth_server_path_portal" ] && echo " PortalScriptPathFragment $auth_server_path_portal")
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set_auth_server_path_msg=$([ -n "$auth_server_path_msg" ] && echo " MsgScriptPathFragment $auth_server_path_msg")
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set_auth_server_path_ping=$([ -n "$auth_server_path_ping" ] && echo " PingScriptPathFragment $auth_server_path_ping")
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set_auth_server_path_auth=$([ -n "$auth_server_path_auth" ] && echo " AuthScriptPathFragment $auth_server_path_auth")
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set_delta_traffic=$([ -n "$delta_traffic" ] && echo "DeltaTraffic $delta_traffic")
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set_trusted_maclist=$([ -n "$trusted_maclist" ] && echo "TrustedMACList $trusted_maclist")
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set_untrusted_maclist=$([ -n "$untrusted_maclist" ] && echo "UntrustedMACList $untrusted_maclist")
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set_trusted_domains=$([ -n "$trusted_domains" ] && echo "TrustedDomains $trusted_domains")
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set_trusted_iplist=$([ -n "$trusted_iplist" ] && echo "TrustedIpList $trusted_iplist")
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set_trusted_pan_domains=$([ -n "$trusted_pan_domains" ] && echo "TrustedPanDomains $trusted_pan_domains")
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set_proxy_port=$([ -n "$proxy_port" ] && echo "Proxyport $proxy_port")
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set_no_auth=$([ -n "$no_auth" ] && echo "NoAuth $no_auth")
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set_firewall_rule_global=$(config_list_foreach "$cfg" "firewall_rule_global" echo_firewall_rule)
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set_firewall_rule_validating_users=$(config_list_foreach "$cfg" "firewall_rule_validating_users" echo_firewall_rule)
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set_firewall_rule_known_users=$(config_list_foreach "$cfg" "firewall_rule_known_users" echo_firewall_rule)
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set_firewall_rule_auth_is_down=$(config_list_foreach "$cfg" "firewall_rule_auth_is_down" echo_firewall_rule)
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set_firewall_rule_unknown_users=$(config_list_foreach "$cfg" "firewall_rule_unknown_users" echo_firewall_rule)
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set_firewall_rule_locked_users=$(config_list_foreach "$cfg" "firewall_rule_locked_users" echo_firewall_rule)
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set_apple_cna=$([ -n "$apple_cna" ] && echo "BypassAppleCNA $apple_cna")
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set_update_domain_interval=$([ -n "$update_domain_interval" ] && echo "UpdateDomainInterval $update_domain_interval")
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set_dns_timeout=$([ -n "$dns_timeout" ] && echo "DNSTimeout $dns_timeout")
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cat <<-EOF >$CONFIGFILE
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GatewayID $gateway_id
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GatewayInterface $gateway_interface
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Externalinterface $external_interface
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AuthServer {
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Hostname $auth_server_hostname
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HTTPPort $auth_server_port
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Path $auth_server_path
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$set_auth_server_path_login
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$set_auth_server_path_portal
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$set_auth_server_path_msg
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$set_auth_server_path_ping
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$set_auth_server_path_auth
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}
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$set_delta_traffic
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CheckInterval $check_interval
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ClientTimeout $client_timeout
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JsFilter $js_filter
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WiredPassed $wired_passed
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HTTPDMaxConn $httpd_max_conn
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PoolMode $pool_mode
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ThreadNumber $thread_number
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QueueSize $queue_size
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$set_trusted_domains
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$set_untrusted_maclist
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$set_trusted_maclist
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$set_trusted_iplist
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$set_trusted_pan_domains
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$set_proxy_port
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$set_no_auth
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$set_apple_cna
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$set_update_domain_interval
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$set_dns_timeout
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FirewallRuleSet global {
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$set_firewall_rule_global
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}
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FirewallRuleSet validating-users {
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$set_firewall_rule_validating_users
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FirewallRule allow to 0.0.0.0/0
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}
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FirewallRuleSet known-users {
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$set_firewall_rule_known_users
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FirewallRule allow to 0.0.0.0/0
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}
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FirewallRuleSet auth-is-down {
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$set_firewall_rule_auth_is_down
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}
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FirewallRuleSet unknown-users {
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$set_firewall_rule_unknown_users
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FirewallRule allow udp port 53
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FirewallRule allow tcp port 53
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FirewallRule allow udp port 67
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FirewallRule allow tcp port 67
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}
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FirewallRuleSet locked-users {
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$set_firewall_rule_locked_users
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FirewallRule block to 0.0.0.0/0
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}
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EOF
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}
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init_config() {
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config_load wifidogx
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config_foreach prepare_wifidog_conf wifidog
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[ ! -f ${CONFIGFILE} ] && {
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echo "no wifidog.conf, exit..."
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stop
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exit
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}
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[ -s "${APFREE_CERT}" -a -s "${APFREE_KEY}" ] || {
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generate_keys
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}
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[ -s ${APFREE_KEY} -a -s ${APFREE_CERT} ] || {
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echo "no cert or key, exit..."
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stop
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exit
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}
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config_foreach prepare_mqtt_conf mqtt
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sed -i -e '/^$/d' ${CONFIGFILE}
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}
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start_service() {
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init_config
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procd_open_instance
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# -f: run in foreground
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procd_set_param command $PROG -c $CONFIGFILE -f -d 0
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procd_set_param respawn # respawn automatically if something died
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procd_set_param file $CONFIGFILE
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procd_close_instance
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}
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status() {
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/usr/bin/wdctlx status
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}
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