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