3 [ -x /usr/sbin/pppd ] || exit 0
5 [ -n "$INCLUDE_ONLY" ] || {
7 . /lib/functions/network.sh
18 for subnet in $subnets; do
19 local addr="${subnet%%/*}"
20 local mask="${subnet#*/}"
22 if [ -n "$res_mask" -a "$mask" != 32 ]; then
23 [ "$mask" -gt "$res_mask" ] || [ "$res_mask" = 32 ] && {
27 elif [ -z "$res_mask" ]; then
36 ppp_exitcode_tostring()
39 [ -n "$errorcode" ] || errorcode=5
43 1) echo "FATAL_ERROR" ;;
44 2) echo "OPTION_ERROR" ;;
46 4) echo "NO_KERNEL_SUPPORT" ;;
47 5) echo "USER_REQUEST" ;;
48 6) echo "LOCK_FAILED" ;;
49 7) echo "OPEN_FAILED" ;;
50 8) echo "CONNECT_FAILED" ;;
51 9) echo "PTYCMD_FAILED" ;;
52 10) echo "NEGOTIATION_FAILED" ;;
53 11) echo "PEER_AUTH_FAILED" ;;
54 12) echo "IDLE_TIMEOUT" ;;
55 13) echo "CONNECT_TIME" ;;
56 14) echo "CALLBACK" ;;
57 15) echo "PEER_DEAD" ;;
59 17) echo "LOOPBACK" ;;
60 18) echo "INIT_FAILED" ;;
61 19) echo "AUTH_TOPEER_FAILED" ;;
62 20) echo "TRAFFIC_LIMIT" ;;
63 21) echo "CNID_AUTH_FAILED";;
64 *) echo "UNKNOWN_ERROR" ;;
68 ppp_generic_init_config() {
69 proto_config_add_string username
70 proto_config_add_string password
71 proto_config_add_string keepalive
72 proto_config_add_boolean keepalive_adaptive
73 proto_config_add_int demand
74 proto_config_add_string pppd_options
75 proto_config_add_string 'connect:file'
76 proto_config_add_string 'disconnect:file'
77 proto_config_add_string ipv6
78 proto_config_add_boolean authfail
79 proto_config_add_int mtu
80 proto_config_add_string pppname
81 proto_config_add_string unnumbered
82 proto_config_add_boolean persist
83 proto_config_add_int maxfail
84 proto_config_add_int holdoff
88 local config="$1"; shift
91 json_get_vars ipv6 ip6table demand keepalive keepalive_adaptive username password pppd_options pppname unnumbered persist maxfail holdoff peerdns
92 if [ "$ipv6" = 0 ]; then
94 elif [ -z "$ipv6" -o "$ipv6" = auto ]; then
99 if [ "${demand:-0}" -gt 0 ]; then
100 demand="precompiled-active-filter /etc/ppp/filter demand idle $demand"
104 if [ -n "$persist" ]; then
105 [ "${persist}" -lt 1 ] && persist="nopersist" || persist="persist"
107 if [ -z "$maxfail" ]; then
108 [ "$persist" = "persist" ] && maxfail=0 || maxfail=1
110 [ -n "$mtu" ] || json_get_var mtu mtu
111 [ -n "$pppname" ] || pppname="${proto:-ppp}-$config"
112 [ -n "$unnumbered" ] && {
114 ( proto_add_host_dependency "$config" "" "$unnumbered" )
115 network_get_subnets subnets "$unnumbered"
116 localip=$(ppp_select_ipaddr "$subnets")
117 [ -n "$localip" ] || {
118 proto_block_restart "$config"
123 local lcp_failure="${keepalive%%[, ]*}"
124 local lcp_interval="${keepalive##*[, ]}"
125 local lcp_adaptive="lcp-echo-adaptive"
126 [ "${lcp_failure:-0}" -lt 1 ] && lcp_failure=""
127 [ "$lcp_interval" != "$keepalive" ] || lcp_interval=5
128 [ "${keepalive_adaptive:-1}" -lt 1 ] && lcp_adaptive=""
129 [ -n "$connect" ] || json_get_var connect connect
130 [ -n "$disconnect" ] || json_get_var disconnect disconnect
132 proto_run_command "$config" /usr/sbin/pppd \
133 nodetach ipparam "$config" \
135 ${localip:+$localip:} \
136 ${lcp_failure:+lcp-echo-interval $lcp_interval lcp-echo-failure $lcp_failure $lcp_adaptive} \
138 ${autoipv6:+set AUTOIPV6=1} \
139 ${ip6table:+set IP6TABLE=$ip6table} \
140 ${peerdns:+set PEERDNS=$peerdns} \
143 $demand $persist maxfail $maxfail \
144 ${holdoff:+holdoff "$holdoff"} \
145 ${username:+user "$username" password "$password"} \
146 ${connect:+connect "$connect"} \
147 ${disconnect:+disconnect "$disconnect"} \
148 ip-up-script /lib/netifd/ppp-up \
149 ipv6-up-script /lib/netifd/ppp6-up \
150 ip-down-script /lib/netifd/ppp-down \
151 ipv6-down-script /lib/netifd/ppp-down \
152 ${mtu:+mtu $mtu mru $mtu} \
156 ppp_generic_teardown() {
158 local errorstring=$(ppp_exitcode_tostring $ERROR)
164 proto_notify_error "$interface" "$errorstring"
165 proto_block_restart "$interface"
168 json_get_var authfail authfail
169 proto_notify_error "$interface" "$errorstring"
170 if [ "${authfail:-0}" -gt 0 ]; then
171 proto_block_restart "$interface"
175 proto_notify_error "$interface" "$errorstring"
179 proto_kill_command "$interface"
182 # PPP on serial device
184 proto_ppp_init_config() {
185 proto_config_add_string "device"
186 ppp_generic_init_config
195 json_get_var device device
196 ppp_generic_setup "$config" "$device"
199 proto_ppp_teardown() {
200 ppp_generic_teardown "$@"
203 proto_pppoe_init_config() {
204 ppp_generic_init_config
205 proto_config_add_string "ac"
206 proto_config_add_string "service"
207 proto_config_add_string "host_uniq"
211 proto_pppoe_setup() {
215 for module in slhc ppp_generic pppox pppoe; do
216 /sbin/insmod $module 2>&- >&-
223 json_get_var service service
224 json_get_var host_uniq host_uniq
226 ppp_generic_setup "$config" \
228 ${ac:+rp_pppoe_ac "$ac"} \
229 ${service:+rp_pppoe_service "$service"} \
230 ${host_uniq:+host-uniq "$host_uniq"} \
234 proto_pppoe_teardown() {
235 ppp_generic_teardown "$@"
238 proto_pppoa_init_config() {
239 ppp_generic_init_config
240 proto_config_add_int "atmdev"
241 proto_config_add_int "vci"
242 proto_config_add_int "vpi"
243 proto_config_add_string "encaps"
249 proto_pppoa_setup() {
253 for module in slhc ppp_generic pppox pppoatm; do
254 /sbin/insmod $module 2>&- >&-
257 json_get_vars atmdev vci vpi encaps
260 1|vc) encaps="vc-encaps" ;;
261 *) encaps="llc-encaps" ;;
264 ppp_generic_setup "$config" \
266 ${atmdev:+$atmdev.}${vpi:-8}.${vci:-35} \
270 proto_pppoa_teardown() {
271 ppp_generic_teardown "$@"
274 proto_pptp_init_config() {
275 ppp_generic_init_config
276 proto_config_add_string "server"
277 proto_config_add_string "interface"
287 local ip serv_addr server interface
288 json_get_vars interface server
289 [ -n "$server" ] && {
290 for ip in $(resolveip -t 5 "$server"); do
291 ( proto_add_host_dependency "$config" "$ip" $interface )
295 [ -n "$serv_addr" ] || {
296 echo "Could not resolve server address"
298 proto_setup_failed "$config"
303 for module in slhc ppp_generic ppp_async ppp_mppe ip_gre gre pptp; do
304 grep -q "^$module " /proc/modules && continue
305 /sbin/insmod $module 2>&- >&-
308 [ "$load" = "1" ] && sleep 1
310 ppp_generic_setup "$config" \
312 pptp_server $server \
313 file /etc/ppp/options.pptp
316 proto_pptp_teardown() {
317 ppp_generic_teardown "$@"
320 [ -n "$INCLUDE_ONLY" ] || {
322 [ -f /usr/lib/pppd/*/rp-pppoe.so ] && add_protocol pppoe
323 [ -f /usr/lib/pppd/*/pppoatm.so ] && add_protocol pppoa
324 [ -f /usr/lib/pppd/*/pptp.so ] && add_protocol pptp