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         [ -e /proc/sys/net/ipv6 ] && proto_config_add_string ipv6
  23         proto_config_add_boolean dhcp
  24         proto_config_add_boolean dhcpv6
  25         proto_config_add_string pdptype
  26         proto_config_add_defaults
  27 }
  28
  29 _proto_mbim_setup() {
  30         local interface="$1"
  31         local tid=2
  32         local ret
  33
  34         local device apn pincode delay auth username password allow_roaming allow_partner
  35         local dhcp dhcpv6 pdptype ip4table ip6table $PROTO_DEFAULT_OPTIONS
  36         json_get_vars device apn pincode delay auth username password allow_roaming allow_partner
  37         json_get_vars dhcp dhcpv6 pdptype ip4table ip6table $PROTO_DEFAULT_OPTIONS
  38
  39         [ ! -e /proc/sys/net/ipv6 ] && ipv6=0 || json_get_var ipv6 ipv6
  40
  41         [ -n "$ctl_device" ] && device=$ctl_device
  42
  43         [ -n "$device" ] || {
  44                 echo "mbim[$$]" "No control device specified"
  45                 proto_notify_error "$interface" NO_DEVICE
  46                 proto_set_available "$interface" 0
  47                 return 1
  48         }
  49         [ -c "$device" ] || {
  50                 echo "mbim[$$]" "The specified control device does not exist"
  51                 proto_notify_error "$interface" NO_DEVICE
  52                 proto_set_available "$interface" 0
  53                 return 1
  54         }
  55
  56         devname="$(basename "$device")"
  57         devpath="$(readlink -f /sys/class/usbmisc/$devname/device/)"
  58         ifname="$( ls "$devpath"/net )"
  59
  60         [ -n "$ifname" ] || {
  61                 echo "mbim[$$]" "Failed to find matching interface"
  62                 proto_notify_error "$interface" NO_IFNAME
  63                 proto_set_available "$interface" 0
  64                 return 1
  65         }
  66
  67         [ -n "$apn" ] || {
  68                 echo "mbim[$$]" "No APN specified"
  69                 proto_notify_error "$interface" NO_APN
  70                 return 1
  71         }
  72
  73         [ -n "$delay" ] && sleep "$delay"
  74
  75         echo "mbim[$$]" "Reading capabilities"
  76         umbim $DBG -n -d $device caps || {
  77                 echo "mbim[$$]" "Failed to read modem caps"
  78                 tid=$((tid + 1))
  79                 umbim $DBG -t $tid -d "$device" disconnect
  80                 proto_notify_error "$interface" PIN_FAILED
  81                 return 1
  82         }
  83         tid=$((tid + 1))
  84
  85         [ "$pincode" ] && {
  86                 echo "mbim[$$]" "Sending pin"
  87                 umbim $DBG -n -t $tid -d $device unlock "$pincode" || {
  88                         echo "mbim[$$]" "Unable to verify PIN"
  89                         tid=$((tid + 1))
  90                         umbim $DBG -t $tid -d "$device" disconnect
  91                         proto_notify_error "$interface" PIN_FAILED
  92                         proto_block_restart "$interface"
  93                         return 1
  94                 }
  95         }
  96         tid=$((tid + 1))
  97
  98         echo "mbim[$$]" "Checking pin"
  99         umbim $DBG -n -t $tid -d $device pinstate
 100         [ $? -eq 2 ] && {
 101                 echo "mbim[$$]" "PIN required"
 102                 tid=$((tid + 1))
 103                 umbim $DBG -t $tid -d "$device" disconnect
 104                 proto_notify_error "$interface" PIN_FAILED
 105                 proto_block_restart "$interface"
 106                 return 1
 107         }
 108         tid=$((tid + 1))
 109
 110         echo "mbim[$$]" "Checking subscriber"
 111         umbim $DBG -n -t $tid -d $device subscriber || {
 112                 echo "mbim[$$]" "Subscriber init failed"
 113                 tid=$((tid + 1))
 114                 umbim $DBG -t $tid -d "$device" disconnect
 115                 proto_notify_error "$interface" NO_SUBSCRIBER
 116                 return 1
 117         }
 118         tid=$((tid + 1))
 119
 120         echo "mbim[$$]" "Register with network"
 121         connected=0
 122         umbim $DBG -n -t $tid -d $device registration
 123         reg_status=$?
 124         case $reg_status in
 125                 0)      echo "mbim[$$]" "Registered in home mode"
 126                         tid=$((tid + 1))
 127                         connected=1;;
 128                 4)      if [ "$allow_roaming" = "1" ]; then
 129                                 echo "mbim[$$]" "Registered in roaming mode"
 130                                 tid=$((tid + 1))
 131                                 connected=1
 132                         fi;;
 133                 5)      if [ "$allow_partner" = "1" ]; then
 134                                 echo "mbim[$$]" "Registered in partner mode"
 135                                 tid=$((tid + 1))
 136                                 connected=1
 137                         fi;;
 138         esac
 139         if [ $connected -ne 1 ]; then
 140                 echo "mbim[$$]" "Subscriber registration failed (code $reg_status)"
 141                 tid=$((tid + 1))
 142                 umbim $DBG -t $tid -d "$device" disconnect
 143                 proto_notify_error "$interface" NO_REGISTRATION
 144                 return 1
 145         fi
 146
 147         echo "mbim[$$]" "Attach to network"
 148         umbim $DBG -n -t $tid -d $device attach || {
 149                 echo "mbim[$$]" "Failed to attach to network"
 150                 tid=$((tid + 1))
 151                 umbim $DBG -t $tid -d "$device" disconnect
 152                 proto_notify_error "$interface" ATTACH_FAILED
 153                 return 1
 154         }
 155         tid=$((tid + 1))
 156
 157         pdptype=$(echo "$pdptype" | awk '{print tolower($0)}')
 158         [ "$ipv6" = 0 ] && pdptype="ipv4"
 159
 160         local req_pdptype="" # Pass "default" PDP type to umbim if unconfigured
 161         [ "$pdptype" = "ipv4" -o "$pdptype" = "ipv6" -o "$pdptype" = "ipv4v6" ] && req_pdptype="$pdptype:"
 162
 163         local connect_state
 164         echo "mbim[$$]" "Connect to network"
 165         connect_state=$(umbim $DBG -n -t $tid -d $device connect "$req_pdptype$apn" "$auth" "$username" "$password") || {
 166                 echo "mbim[$$]" "Failed to connect bearer"
 167                 tid=$((tid + 1))
 168                 umbim $DBG -t $tid -d "$device" disconnect
 169                 proto_notify_error "$interface" CONNECT_FAILED
 170                 return 1
 171         }
 172         tid=$((tid + 1))
 173
 174         echo "$connect_state"
 175         local iptype="$(echo "$connect_state" | grep iptype: | awk '{print $4}')"
 176
 177         echo "mbim[$$]" "Connected"
 178
 179         local zone="$(fw3 -q network "$interface" 2>/dev/null)"
 180
 181         echo "mbim[$$]" "Setting up $ifname"
 182         eval $(umbim $DBG -n -t $tid -d $device config | sed 's/: /=/g')
 183         tid=$((tid + 1))
 184
 185         proto_init_update "$ifname" 1
 186         proto_send_update "$interface"
 187
 188         [ -z "$dhcp" ] && dhcp=1
 189         [ -z "$dhcpv6" ] && dhcpv6=1
 190
 191         [ "$iptype" != "ipv6" ] && {
 192                 if [ -n "$ipv4address" ]; then
 193                         json_init
 194                         json_add_string name "${interface}_4"
 195                         json_add_string ifname "@$interface"
 196                         json_add_string proto "static"
 197                         json_add_array ipaddr
 198                         json_add_string "" "$ipv4address"
 199                         json_close_array
 200                         json_add_string gateway "$ipv4gateway"
 201                         json_add_array dns
 202                         [ "$peerdns" = 0 ] || json_add_string "" "$ipv4dnsserver"
 203                         json_close_array
 204                         proto_add_dynamic_defaults
 205                         [ -n "$zone" ] && json_add_string zone "$zone"
 206                         [ -n "$ip4table" ] && json_add_string ip4table "$ip4table"
 207                         json_close_object
 208                         ubus call network add_dynamic "$(json_dump)"
 209                 elif [ "$dhcp" != 0 ]; then
 210                         echo "mbim[$$]" "Starting DHCP on $ifname"
 211                         json_init
 212                         json_add_string name "${interface}_4"
 213                         json_add_string ifname "@$interface"
 214                         json_add_string proto "dhcp"
 215                         proto_add_dynamic_defaults
 216                         [ -n "$zone" ] && json_add_string zone "$zone"
 217                         [ -n "$ip4table" ] && json_add_string ip4table "$ip4table"
 218                         json_close_object
 219                         ubus call network add_dynamic "$(json_dump)"
 220                 fi
 221         }
 222
 223         [ "$iptype" != "ipv4" ] && {
 224                 if [ -n "$ipv6address" ]; then
 225                         json_init
 226                         json_add_string name "${interface}_6"
 227                         json_add_string ifname "@$interface"
 228                         json_add_string proto "static"
 229                         json_add_array ip6addr
 230                         json_add_string "" "$ipv6address"
 231                         json_close_array
 232                         json_add_string ip6gw "$ipv6gateway"
 233                         json_add_array dns
 234                         [ "$peerdns" = 0 ] || json_add_string "" "$ipv6dnsserver"
 235                         json_close_array
 236                         proto_add_dynamic_defaults
 237                         [ -n "$zone" ] && json_add_string zone "$zone"
 238                         [ -n "$ip6table" ] && json_add_string ip6table "$ip6table"
 239                         json_close_object
 240                         ubus call network add_dynamic "$(json_dump)"
 241                 elif [ "$dhcpv6" != 0 ]; then
 242                         echo "mbim[$$]" "Starting DHCPv6 on $ifname"
 243                         json_init
 244                         json_add_string name "${interface}_6"
 245                         json_add_string ifname "@$interface"
 246                         json_add_string proto "dhcpv6"
 247                         json_add_string extendprefix 1
 248                         proto_add_dynamic_defaults
 249                         [ -n "$zone" ] && json_add_string zone "$zone"
 250                         [ -n "$ip6table" ] && json_add_string ip6table "$ip6table"
 251                         json_close_object
 252                         ubus call network add_dynamic "$(json_dump)"
 253                 fi
 254         }
 255
 256         uci_set_state network $interface tid "$tid"
 257 }
 258
 259 proto_mbim_setup() {
 260         local ret
 261
 262         _proto_mbim_setup $@
 263         ret=$?
 264
 265         [ "$ret" = 0 ] || {
 266                 logger "mbim bringup failed, retry in 15s"
 267                 sleep 15
 268         }
 269
 270         return $ret
 271 }
 272
 273 proto_mbim_teardown() {
 274         local interface="$1"
 275
 276         local device
 277         json_get_vars device
 278         local tid=$(uci_get_state network $interface tid)
 279
 280         [ -n "$ctl_device" ] && device=$ctl_device
 281
 282         echo "mbim[$$]" "Stopping network"
 283         [ -n "$tid" ] && {
 284                 umbim $DBG -t $tid -d "$device" disconnect
 285                 uci_revert_state network $interface tid
 286         }
 287
 288         proto_init_update "*" 0
 289         proto_send_update "$interface"
 290 }
 291
 292 [ -n "$INCLUDE_ONLY" ] || add_protocol mbim