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Diffstat (limited to 'package/ppp/files/ppp.sh')
| -rwxr-xr-x | package/ppp/files/ppp.sh | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/package/ppp/files/ppp.sh b/package/ppp/files/ppp.sh new file mode 100755 index 000000000..7e9b8dd85 --- /dev/null +++ b/package/ppp/files/ppp.sh @@ -0,0 +1,222 @@ +#!/bin/sh + +[ -x /usr/sbin/pppd ] || exit 0 + +[ -n "$INCLUDE_ONLY" ] || { + . /lib/functions.sh + . ../netifd-proto.sh + init_proto "$@" +} + +ppp_generic_init_config() { + proto_config_add_string "username" + proto_config_add_string "password" + proto_config_add_string "keepalive" + proto_config_add_int "demand" + proto_config_add_string "pppd_options" + proto_config_add_string "connect" + proto_config_add_string "disconnect" + proto_config_add_boolean "defaultroute" + proto_config_add_boolean "peerdns" + proto_config_add_boolean "ipv6" + proto_config_add_boolean "authfail" + proto_config_add_int "mtu" +} + +ppp_generic_setup() { + local config="$1"; shift + + json_get_vars ipv6 peerdns defaultroute demand keepalive username password pppd_options + [ "$ipv6" = 1 ] || ipv6="" + [ "$peerdns" = 0 ] && peerdns="" || peerdns="1" + if [ "$defaultroute" = 1 ]; then + defaultroute="defaultroute replacedefaultroute"; + else + defaultroute="nodefaultroute" + fi + if [ "${demand:-0}" -gt 0 ]; then + demand="precompiled-active-filter /etc/ppp/filter demand idle $demand" + else + demand="persist" + fi + + [ -n "$mtu" ] || json_get_var mtu mtu + + local interval="${keepalive##*[, ]}" + [ "$interval" != "$keepalive" ] || interval=5 + [ -n "$connect" ] || json_get_var connect connect + [ -n "$disconnect" ] || json_get_var disconnect disconnect + + proto_run_command "$config" /usr/sbin/pppd \ + nodetach ipparam "$config" \ + ifname "${proto:-ppp}-$config" \ + ${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \ + ${ipv6:++ipv6} $defaultroute \ + ${peerdns:+usepeerdns} \ + $demand maxfail 1 \ + ${username:+user "$username" password "$password"} \ + ${connect:+connect "$connect"} \ + ${disconnect:+disconnect "$disconnect"} \ + ip-up-script /lib/netifd/ppp-up \ + ipv6-up-script /lib/netifd/ppp-up \ + ip-down-script /lib/netifd/ppp-down \ + ipv6-down-script /lib/netifd/ppp-down \ + ${mtu:+mtu $mtu mru $mtu} \ + $pppd_options "$@" +} + +ppp_generic_teardown() { + local interface="$1" + + case "$ERROR" in + 11|19) + proto_notify_error "$interface" AUTH_FAILED + json_get_var authfail authfail + if [ "${authfail:-0}" -gt 0 ]; then + proto_block_restart "$interface" + fi + ;; + 2) + proto_notify_error "$interface" INVALID_OPTIONS + proto_block_restart "$interface" + ;; + esac + proto_kill_command "$interface" +} + +# PPP on serial device + +proto_ppp_init_config() { + proto_config_add_string "device" + ppp_generic_init_config + no_device=1 + available=1 +} + +proto_ppp_setup() { + local config="$1" + + json_get_var device device + ppp_generic_setup "$config" "$device" +} + +proto_ppp_teardown() { + ppp_generic_teardown "$@" +} + +proto_pppoe_init_config() { + ppp_generic_init_config + proto_config_add_string "ac" + proto_config_add_string "service" +} + +proto_pppoe_setup() { + local config="$1" + local iface="$2" + + for module in slhc ppp_generic pppox pppoe; do + /sbin/insmod $module 2>&- >&- + done + + json_get_var mtu mtu + mtu="${mtu:-1492}" + + json_get_var ac ac + json_get_var service service + + ppp_generic_setup "$config" \ + plugin rp-pppoe.so \ + ${ac:+rp_pppoe_ac "$ac"} \ + ${service:+rp_pppoe_service "$service"} \ + "nic-$iface" +} + +proto_pppoe_teardown() { + ppp_generic_teardown "$@" +} + +proto_pppoa_init_config() { + ppp_generic_init_config + proto_config_add_int "atmdev" + proto_config_add_int "vci" + proto_config_add_int "vpi" + proto_config_add_string "encaps" + no_device=1 + available=1 +} + +proto_pppoa_setup() { + local config="$1" + local iface="$2" + + for module in slhc ppp_generic pppox pppoatm; do + /sbin/insmod $module 2>&- >&- + done + + json_get_vars atmdev vci vpi encaps + + case "$encaps" in + 1|vc) encaps="vc-encaps" ;; + *) encaps="llc-encaps" ;; + esac + + ppp_generic_setup "$config" \ + plugin pppoatm.so \ + ${atmdev:+$atmdev.}${vpi:-8}.${vci:-35} \ + ${encaps} +} + +proto_pppoa_teardown() { + ppp_generic_teardown "$@" +} + +proto_pptp_init_config() { + ppp_generic_init_config + proto_config_add_string "server" + available=1 + no_device=1 +} + +proto_pptp_setup() { + local config="$1" + local iface="$2" + + local ip serv_addr server + json_get_var server server && { + for ip in $(resolveip -t 5 "$server"); do + ( proto_add_host_dependency "$config" "$ip" ) + serv_addr=1 + done + } + [ -n "$serv_addr" ] || { + echo "Could not resolve server address" + sleep 5 + proto_setup_failed "$config" + exit 1 + } + + local load + for module in slhc ppp_generic ppp_async ppp_mppe ip_gre gre pptp; do + grep -q "$module" /proc/modules && continue + /sbin/insmod $module 2>&- >&- + load=1 + done + [ "$load" = "1" ] && sleep 1 + + ppp_generic_setup "$config" \ + plugin pptp.so \ + pptp_server $server \ + file /etc/ppp/options.pptp +} + +proto_pptp_teardown() { + ppp_generic_teardown "$@" +} + +[ -n "$INCLUDE_ONLY" ] || { + add_protocol ppp + [ -f /usr/lib/pppd/*/rp-pppoe.so ] && add_protocol pppoe + [ -f /usr/lib/pppd/*/pppoatm.so ] && add_protocol pppoa + [ -f /usr/lib/pppd/*/pptp.so ] && add_protocol pptp +} + |