package/network/utils/umbim/files/lib/netifd/proto/mbim.sh

   1 #!/bin/sh
   2
   3 [ -n "$INCLUDE_ONLY" ] || {
   4         . /lib/functions.sh
   5         . ../netifd-proto.sh
   6         init_proto "$@"
   7 }
   8 #DBG=-v
   9
  10 proto_mbim_init_config() {
  11         available=1
  12         no_device=1
  13         proto_config_add_string "device:device"
  14         proto_config_add_string apn
  15         proto_config_add_string pincode
  16         proto_config_add_string delay
  17         proto_config_add_boolean allow_roaming
  18         proto_config_add_boolean allow_partner
  19         proto_config_add_string auth
  20         proto_config_add_string username
  21         proto_config_add_string password
  22         proto_config_add_boolean dhcp
  23         proto_config_add_boolean dhcpv6
  24         proto_config_add_string pdptype
  25         proto_config_add_defaults
  26 }
  27
  28 _proto_mbim_setup() {
  29         local interface="$1"
  30         local tid=2
  31         local ret
  32
  33         local device apn pincode delay allow_roaming allow_partner dhcp dhcpv6 pdptype $PROTO_DEFAULT_OPTIONS
  34         json_get_vars device apn pincode delay auth username password allow_roaming allow_partner dhcp dhcpv6 pdptype $PROTO_DEFAULT_OPTIONS
  35
  36         [ -n "$ctl_device" ] && device=$ctl_device
  37
  38         [ -n "$device" ] || {
  39                 echo "mbim[$$]" "No control device specified"
  40                 proto_notify_error "$interface" NO_DEVICE
  41                 proto_set_available "$interface" 0
  42                 return 1
  43         }
  44         [ -c "$device" ] || {
  45                 echo "mbim[$$]" "The specified control device does not exist"
  46                 proto_notify_error "$interface" NO_DEVICE
  47                 proto_set_available "$interface" 0
  48                 return 1
  49         }
  50
  51         devname="$(basename "$device")"
  52         devpath="$(readlink -f /sys/class/usbmisc/$devname/device/)"
  53         ifname="$( ls "$devpath"/net )"
  54
  55         [ -n "$ifname" ] || {
  56                 echo "mbim[$$]" "Failed to find matching interface"
  57                 proto_notify_error "$interface" NO_IFNAME
  58                 proto_set_available "$interface" 0
  59                 return 1
  60         }
  61
  62         [ -n "$apn" ] || {
  63                 echo "mbim[$$]" "No APN specified"
  64                 proto_notify_error "$interface" NO_APN
  65                 return 1
  66         }
  67
  68         [ -n "$delay" ] && sleep "$delay"
  69
  70         echo "mbim[$$]" "Reading capabilities"
  71         umbim $DBG -n -d $device caps || {
  72                 echo "mbim[$$]" "Failed to read modem caps"
  73                 tid=$((tid + 1))
  74                 umbim $DBG -t $tid -d "$device" disconnect
  75                 proto_notify_error "$interface" PIN_FAILED
  76                 return 1
  77         }
  78         tid=$((tid + 1))
  79
  80         [ "$pincode" ] && {
  81                 echo "mbim[$$]" "Sending pin"
  82                 umbim $DBG -n -t $tid -d $device unlock "$pincode" || {
  83                         echo "mbim[$$]" "Unable to verify PIN"
  84                         tid=$((tid + 1))
  85                         umbim $DBG -t $tid -d "$device" disconnect
  86                         proto_notify_error "$interface" PIN_FAILED
  87                         proto_block_restart "$interface"
  88                         return 1
  89                 }
  90         }
  91         tid=$((tid + 1))
  92
  93         echo "mbim[$$]" "Checking pin"
  94         umbim $DBG -n -t $tid -d $device pinstate
  95         [ $? -eq 2 ] && {
  96                 echo "mbim[$$]" "PIN required"
  97                 tid=$((tid + 1))
  98                 umbim $DBG -t $tid -d "$device" disconnect
  99                 proto_notify_error "$interface" PIN_FAILED
 100                 proto_block_restart "$interface"
 101                 return 1
 102         }
 103         tid=$((tid + 1))
 104
 105         echo "mbim[$$]" "Checking subscriber"
 106         umbim $DBG -n -t $tid -d $device subscriber || {
 107                 echo "mbim[$$]" "Subscriber init failed"
 108                 tid=$((tid + 1))
 109                 umbim $DBG -t $tid -d "$device" disconnect
 110                 proto_notify_error "$interface" NO_SUBSCRIBER
 111                 return 1
 112         }
 113         tid=$((tid + 1))
 114
 115         echo "mbim[$$]" "Register with network"
 116         connected=0
 117         umbim $DBG -n -t $tid -d $device registration
 118         reg_status=$?
 119         case $reg_status in
 120                 0)      echo "mbim[$$]" "Registered in home mode"
 121                         tid=$((tid + 1))
 122                         connected=1;;
 123                 4)      if [ "$allow_roaming" = "1" ]; then
 124                                 echo "mbim[$$]" "Registered in roaming mode"
 125                                 tid=$((tid + 1))
 126                                 connected=1
 127                         fi;;
 128                 5)      if [ "$allow_partner" = "1" ]; then
 129                                 echo "mbim[$$]" "Registered in partner mode"
 130                                 tid=$((tid + 1))
 131                                 connected=1
 132                         fi;;
 133         esac
 134         if [ $connected -ne 1 ]; then
 135                 echo "mbim[$$]" "Subscriber registration failed (code $reg_status)"
 136                 tid=$((tid + 1))
 137                 umbim $DBG -t $tid -d "$device" disconnect
 138                 proto_notify_error "$interface" NO_REGISTRATION
 139                 return 1
 140         fi
 141
 142         echo "mbim[$$]" "Attach to network"
 143         umbim $DBG -n -t $tid -d $device attach || {
 144                 echo "mbim[$$]" "Failed to attach to network"
 145                 tid=$((tid + 1))
 146                 umbim $DBG -t $tid -d "$device" disconnect
 147                 proto_notify_error "$interface" ATTACH_FAILED
 148                 return 1
 149         }
 150         tid=$((tid + 1))
 151
 152         pdptype=$(echo "$pdptype" | awk '{print tolower($0)}')
 153
 154         local req_pdptype="" # Pass "default" PDP type to umbim if unconfigured
 155         [ "$pdptype" = "ipv4" -o "$pdptype" = "ipv6" -o "$pdptype" = "ipv4v6" ] && req_pdptype="$pdptype:"
 156
 157         local connect_state
 158         echo "mbim[$$]" "Connect to network"
 159         connect_state=$(umbim $DBG -n -t $tid -d $device connect "$req_pdptype$apn" "$auth" "$username" "$password") || {
 160                 echo "mbim[$$]" "Failed to connect bearer"
 161                 tid=$((tid + 1))
 162                 umbim $DBG -t $tid -d "$device" disconnect
 163                 proto_notify_error "$interface" CONNECT_FAILED
 164                 return 1
 165         }
 166         tid=$((tid + 1))
 167
 168         echo "$connect_state"
 169         local iptype="$(echo "$connect_state" | grep iptype: | awk '{print $4}')"
 170
 171         echo "mbim[$$]" "Connected"
 172
 173         local zone="$(fw3 -q network "$interface" 2>/dev/null)"
 174
 175         echo "mbim[$$]" "Setting up $ifname"
 176         eval $(umbim $DBG -n -t $tid -d $device config | sed 's/: /=/g')
 177         tid=$((tid + 1))
 178
 179         proto_init_update "$ifname" 1
 180         proto_send_update "$interface"
 181
 182         [ "$iptype" != "ipv6" ] && {
 183                 if [ -z "$dhcp" -o "$dhcp" = 0 ]; then
 184                         json_init
 185                         json_add_string name "${interface}_4"
 186                         json_add_string ifname "@$interface"
 187                         json_add_string proto "static"
 188                         json_add_array ipaddr
 189                         json_add_string "" "$ipv4address"
 190                         json_close_array
 191                         json_add_string gateway "$ipv4gateway"
 192                         json_add_array dns
 193                         [ "$peerdns" = 0 ] || json_add_string "" "$ipv4dnsserver"
 194                         json_close_array
 195                         proto_add_dynamic_defaults
 196                         [ -n "$zone" ] && json_add_string zone "$zone"
 197                         json_close_object
 198                         ubus call network add_dynamic "$(json_dump)"
 199                 else
 200                         echo "mbim[$$]" "Starting DHCP on $ifname"
 201                         json_init
 202                         json_add_string name "${interface}_4"
 203                         json_add_string ifname "@$interface"
 204                         json_add_string proto "dhcp"
 205                         proto_add_dynamic_defaults
 206                         [ -n "$zone" ] && json_add_string zone "$zone"
 207                         json_close_object
 208                         ubus call network add_dynamic "$(json_dump)"
 209                 fi
 210         }
 211
 212         [ "$iptype" != "ipv4" ] && {
 213                 if [ -z "$dhcpv6" -o "$dhcpv6" = 0 ]; then
 214                         json_init
 215                         json_add_string name "${interface}_6"
 216                         json_add_string ifname "@$interface"
 217                         json_add_string proto "static"
 218                         json_add_array ip6addr
 219                         json_add_string "" "$ipv6address"
 220                         json_close_array
 221                         json_add_string ip6gw "$ipv6gateway"
 222                         json_add_array dns
 223                         [ "$peerdns" = 0 ] || json_add_string "" "$ipv6dnsserver"
 224                         json_close_array
 225                         proto_add_dynamic_defaults
 226                         [ -n "$zone" ] && json_add_string zone "$zone"
 227                         json_close_object
 228                         ubus call network add_dynamic "$(json_dump)"
 229                 else
 230                         echo "mbim[$$]" "Starting DHCPv6 on $ifname"
 231                         json_init
 232                         json_add_string name "${interface}_6"
 233                         json_add_string ifname "@$interface"
 234                         json_add_string proto "dhcpv6"
 235                         json_add_string extendprefix 1
 236                         proto_add_dynamic_defaults
 237                         [ -n "$zone" ] && json_add_string zone "$zone"
 238                         json_close_object
 239                         ubus call network add_dynamic "$(json_dump)"
 240                 fi
 241         }
 242
 243         uci_set_state network $interface tid "$tid"
 244 }
 245
 246 proto_mbim_setup() {
 247         local ret
 248
 249         _proto_mbim_setup $@
 250         ret=$?
 251
 252         [ "$ret" = 0 ] || {
 253                 logger "mbim bringup failed, retry in 15s"
 254                 sleep 15
 255         }
 256
 257         return $ret
 258 }
 259
 260 proto_mbim_teardown() {
 261         local interface="$1"
 262
 263         local device
 264         json_get_vars device
 265         local tid=$(uci_get_state network $interface tid)
 266
 267         [ -n "$ctl_device" ] && device=$ctl_device
 268
 269         echo "mbim[$$]" "Stopping network"
 270         [ -n "$tid" ] && {
 271                 umbim $DBG -t $tid -d "$device" disconnect
 272                 uci_revert_state network $interface tid
 273         }
 274
 275         proto_init_update "*" 0
 276         proto_send_update "$interface"
 277 }
 278
 279 [ -n "$INCLUDE_ONLY" ] || add_protocol mbim