| 1 | #!/bin/sh |
| 2 | |
| 3 | [ -x /usr/sbin/pppd ] || exit 0 |
| 4 | |
| 5 | [ -n "$INCLUDE_ONLY" ] || { |
| 6 | . /etc/functions.sh |
| 7 | . ../netifd-proto.sh |
| 8 | init_proto "$@" |
| 9 | } |
| 10 | |
| 11 | ppp_generic_init_config() { |
| 12 | proto_config_add_string "username" |
| 13 | proto_config_add_string "password" |
| 14 | proto_config_add_string "keepalive" |
| 15 | proto_config_add_int "demand" |
| 16 | proto_config_add_string "pppd_options" |
| 17 | proto_config_add_string "connect" |
| 18 | proto_config_add_string "disconnect" |
| 19 | proto_config_add_boolean "defaultroute" |
| 20 | proto_config_add_boolean "peerdns" |
| 21 | proto_config_add_boolean "ipv6" |
| 22 | proto_config_add_int "mtu" |
| 23 | } |
| 24 | |
| 25 | ppp_generic_setup() { |
| 26 | local config="$1"; shift |
| 27 | |
| 28 | json_get_var ipv6 ipv6 |
| 29 | [ "$ipv6" = 1 ] || ipv6="" |
| 30 | |
| 31 | json_get_var peerdns peerdns |
| 32 | [ "$peerdns" = 0 ] && peerdns="" || peerdns="1" |
| 33 | |
| 34 | json_get_var defaultroute defaultroute |
| 35 | if [ "$defaultroute" = 1 ]; then |
| 36 | defaultroute="defaultroute replacedefaultroute"; |
| 37 | else |
| 38 | defaultroute="nodefaultroute" |
| 39 | fi |
| 40 | |
| 41 | json_get_var demand demand |
| 42 | if [ "${demand:-0}" -gt 0 ]; then |
| 43 | demand="precompiled-active-filter /etc/ppp/filter demand idle $demand" |
| 44 | else |
| 45 | demand="persist" |
| 46 | fi |
| 47 | |
| 48 | [ -n "$mtu" ] || json_get_var mtu mtu |
| 49 | |
| 50 | json_get_var keepalive keepalive |
| 51 | local interval="${keepalive##*[, ]}" |
| 52 | [ "$interval" != "$keepalive" ] || interval=5 |
| 53 | |
| 54 | json_get_var username username |
| 55 | json_get_var password password |
| 56 | |
| 57 | [ -n "$connect" ] || json_get_var connect connect |
| 58 | [ -n "$disconnect" ] || json_get_var disconnect disconnect |
| 59 | json_get_var pppd_options pppd_options |
| 60 | |
| 61 | proto_run_command "$config" /usr/sbin/pppd \ |
| 62 | nodetach ipparam "$config" \ |
| 63 | ifname "${proto:-ppp}-$config" \ |
| 64 | ${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \ |
| 65 | ${ipv6:++ipv6} $defaultroute \ |
| 66 | ${peerdns:+usepeerdns} \ |
| 67 | $demand maxfail 1 \ |
| 68 | ${username:+user "$username" password "$password"} \ |
| 69 | ${connect:+connect "$connect"} \ |
| 70 | ${disconnect:+disconnect "$disconnect"} \ |
| 71 | ip-up-script /lib/netifd/ppp-up \ |
| 72 | ipv6-up-script /lib/netifd/ppp-up \ |
| 73 | ip-down-script /lib/netifd/ppp-down \ |
| 74 | ipv6-down-script /lib/netifd/ppp-down \ |
| 75 | ${mtu:+mtu $mtu mru $mtu} \ |
| 76 | $pppd_options "$@" |
| 77 | } |
| 78 | |
| 79 | ppp_generic_teardown() { |
| 80 | local interface="$1" |
| 81 | |
| 82 | case "$ERROR" in |
| 83 | 11|19) |
| 84 | proto_notify_error "$interface" AUTH_FAILED |
| 85 | proto_block_restart "$interface" |
| 86 | ;; |
| 87 | esac |
| 88 | proto_kill_command "$interface" |
| 89 | } |
| 90 | |
| 91 | # PPP on serial device |
| 92 | |
| 93 | proto_ppp_init_config() { |
| 94 | proto_config_add_string "device" |
| 95 | ppp_generic_init_config |
| 96 | no_device=1 |
| 97 | available=1 |
| 98 | } |
| 99 | |
| 100 | proto_ppp_setup() { |
| 101 | local config="$1" |
| 102 | |
| 103 | json_get_var device device |
| 104 | ppp_generic_setup "$config" "$device" |
| 105 | } |
| 106 | |
| 107 | proto_ppp_teardown() { |
| 108 | ppp_generic_teardown "$@" |
| 109 | } |
| 110 | |
| 111 | proto_pppoe_init_config() { |
| 112 | ppp_generic_init_config |
| 113 | proto_config_add_string "ac" |
| 114 | proto_config_add_string "service" |
| 115 | } |
| 116 | |
| 117 | proto_pppoe_setup() { |
| 118 | local config="$1" |
| 119 | local iface="$2" |
| 120 | |
| 121 | for module in slhc ppp_generic pppox pppoe; do |
| 122 | /sbin/insmod $module 2>&- >&- |
| 123 | done |
| 124 | |
| 125 | json_get_var mtu mtu |
| 126 | mtu="${mtu:-1492}" |
| 127 | |
| 128 | json_get_var ac ac |
| 129 | json_get_var service service |
| 130 | |
| 131 | ppp_generic_setup "$config" \ |
| 132 | plugin rp-pppoe.so \ |
| 133 | ${ac:+rp_pppoe_ac "$ac"} \ |
| 134 | ${service:+rp_pppoe_service "$service"} \ |
| 135 | "nic-$iface" |
| 136 | } |
| 137 | |
| 138 | proto_pppoe_teardown() { |
| 139 | ppp_generic_teardown "$@" |
| 140 | } |
| 141 | |
| 142 | proto_pppoa_init_config() { |
| 143 | ppp_generic_init_config |
| 144 | proto_config_add_int "atmdev" |
| 145 | proto_config_add_int "vci" |
| 146 | proto_config_add_int "vpi" |
| 147 | proto_config_add_string "encaps" |
| 148 | } |
| 149 | |
| 150 | proto_pppoa_setup() { |
| 151 | local config="$1" |
| 152 | local iface="$2" |
| 153 | |
| 154 | for module in slhc ppp_generic pppox pppoatm; do |
| 155 | /sbin/insmod $module 2>&- >&- |
| 156 | done |
| 157 | |
| 158 | json_get_var atmdev atmdev |
| 159 | json_get_var vci vci |
| 160 | json_get_var vpi vpi |
| 161 | |
| 162 | json_get_var encaps encaps |
| 163 | case "$encaps" in |
| 164 | 1|vc) encaps="vc-encaps" ;; |
| 165 | *) encaps="llc-encaps" ;; |
| 166 | esac |
| 167 | |
| 168 | ppp_generic_setup "$config" \ |
| 169 | plugin pppoatm.so \ |
| 170 | ${atmdev:+$atmdev.}${vpi:-8}.${vci:-35} \ |
| 171 | ${encaps} |
| 172 | } |
| 173 | |
| 174 | proto_pppoa_teardown() { |
| 175 | ppp_generic_teardown "$@" |
| 176 | } |
| 177 | |
| 178 | [ -n "$INCLUDE_ONLY" ] || { |
| 179 | add_protocol ppp |
| 180 | [ -f /usr/lib/pppd/*/rp-pppoe.so ] && add_protocol pppoe |
| 181 | [ -f /usr/lib/pppd/*/pppoatm.so ] && add_protocol pppoa |
| 182 | } |
| 183 | |
| 184 | |
