| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | #!/bin/sh |
| 2 | |
| 3 | [ -n "$INCLUDE_ONLY" ] || { |
| 4 | . /lib/functions.sh |
| 5 | . /lib/functions/network.sh |
| 6 | . ../netifd-proto.sh |
| 7 | init_proto "$@" |
| 8 | } |
| 9 | |
| 10 | proto_ipip_setup() { |
| 11 | local cfg="$1" |
| 12 | local remoteip |
| 13 | |
| 14 | local df ipaddr peeraddr tunlink ttl tos zone mtu |
| 15 | json_get_vars df ipaddr peeraddr tunlink ttl tos zone mtu nohostroute |
| 16 | |
| 17 | [ -z "$peeraddr" ] && { |
| 18 | proto_notify_error "$cfg" "MISSING_PEER_ADDRESS" |
| 19 | proto_block_restart "$cfg" |
| 20 | return |
| 21 | } |
| 22 | |
| 23 | remoteip=$(resolveip -t 10 -4 "$peeraddr") |
| 24 | |
| 25 | if [ -z "$remoteip" ]; then |
| 26 | proto_notify_error "$cfg" "PEER_RESOLVE_FAIL" |
| 27 | return |
| 28 | fi |
| 29 | |
| 30 | for ip in $remoteip; do |
| 31 | peeraddr=$ip |
| 32 | break |
| 33 | done |
| 34 | |
| 35 | if [ "${nohostroute}" != "1" ]; then |
| 36 | ( proto_add_host_dependency "$cfg" "$peeraddr" "$tunlink" ) |
| 37 | fi |
| 38 | |
| 39 | [ -z "$ipaddr" ] && { |
| 40 | local wanif="$tunlink" |
| 41 | if [ -z $wanif ] && ! network_find_wan wanif; then |
| 42 | proto_notify_error "$cfg" "NO_WAN_LINK" |
| 43 | return |
| 44 | fi |
| 45 | |
| 46 | if ! network_get_ipaddr ipaddr "$wanif"; then |
| 47 | proto_notify_error "$cfg" "NO_WAN_LINK" |
| 48 | return |
| 49 | fi |
| 50 | } |
| 51 | |
| 52 | proto_init_update "ipip-$cfg" 1 |
| 53 | |
| 54 | proto_add_tunnel |
| 55 | json_add_string mode "ipip" |
| 56 | json_add_int mtu "${mtu:-1280}" |
| 57 | json_add_int ttl "${ttl:-64}" |
| 58 | [ -n "$tos" ] && json_add_string tos "$tos" |
| 59 | json_add_string local "$ipaddr" |
| 60 | json_add_string remote "$peeraddr" |
| 61 | [ -n "$tunlink" ] && json_add_string link "$tunlink" |
| 62 | json_add_boolean df "${df:-1}" |
| 63 | |
| 64 | proto_close_tunnel |
| 65 | |
| 66 | proto_add_data |
| 67 | [ -n "$zone" ] && json_add_string zone "$zone" |
| 68 | proto_close_data |
| 69 | |
| 70 | proto_send_update "$cfg" |
| 71 | } |
| 72 | |
| 73 | proto_ipip_teardown() { |
| 74 | local cfg="$1" |
| 75 | } |
| 76 | |
| 77 | proto_ipip_init_config() { |
| 78 | no_device=1 |
| 79 | available=1 |
| 80 | |
| 81 | proto_config_add_int "mtu" |
| 82 | proto_config_add_int "ttl" |
| 83 | proto_config_add_string "tos" |
| 84 | proto_config_add_string "tunlink" |
| 85 | proto_config_add_string "zone" |
| 86 | proto_config_add_string "ipaddr" |
| 87 | proto_config_add_string "peeraddr" |
| 88 | proto_config_add_boolean "df" |
| 89 | proto_config_add_boolean "nohostroute" |
| 90 | } |
| 91 | |
| 92 | [ -n "$INCLUDE_ONLY" ] || { |
| 93 | add_protocol ipip |
| 94 | } |