umbim: add netifd proto handler for mbim style lte modems

[openwrt/staging/dedeckeh.git] / package / network / utils / umbim / files / lib / netifd / proto / mbim.sh

diff --git a/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh b/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh
new file mode 100755 (executable)
index 0000000..c93ba33
--- /dev/null
+++ b/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh
@@ -0,0 +1,147 @@
+#!/bin/sh
+
+. /lib/functions.sh
+. ../netifd-proto.sh
+init_proto "$@"
+
+#DBG=-v
+
+proto_mbim_init_config() {
+       proto_config_add_string "device:device"
+       proto_config_add_string apn
+       proto_config_add_string pincode
+       proto_config_add_string delay
+}
+
+proto_mbim_setup() {
+       local interface="$1"
+       local tid=2
+       local ret
+
+       local device apn pincode delay
+       json_get_vars device apn pincode delay
+
+       [ -n "$device" ] || {
+               logger -p daemon.err -t "mbim[$$]" "No control device specified"
+               proto_notify_error "$interface" NO_DEVICE
+               proto_block_restart "$interface"
+               return 1
+       }
+       [ -c "$device" ] || {
+               logger -p daemon.err -t "mbim[$$]" "The specified control device does not exist"
+               proto_notify_error "$interface" NO_DEVICE
+               proto_block_restart "$interface"
+               return 1
+       }
+       [ -n "$apn" ] || {
+               logger -p daemon.err -t "mbim[$$]" "No APN specified"
+               proto_notify_error "$interface" NO_APN
+               proto_block_restart "$interface"
+               return 1
+       }
+
+
+       [ -n "$delay" ] && sleep "$delay"
+
+       logger -p daemon.info -t "mbim[$$]" "Reading capabilities"
+       umbim $DBG -n -d $device caps || {
+               logger -p daemon.err -t "mbim[$$]" "Failed to read modem caps"
+               proto_notify_error "$interface" PIN_FAILED
+               proto_block_restart "$interface"
+               return 1
+       }
+       tid=$((tid + 1))
+
+       [ "$pincode" ] && {
+               logger -p daemon.info -t "mbim[$$]" "Sending pin"
+               umbim $DBG -n -t $tid -d $device unlock "$pincode" || {
+                       logger -p daemon.err -t "mbim[$$]" "Unable to verify PIN"
+                       proto_notify_error "$interface" PIN_FAILED
+                       proto_block_restart "$interface"
+                       return 1
+               }
+       }
+       tid=$((tid + 1))
+
+       logger -p daemon.info -t "mbim[$$]" "Checking pin"
+       umbim $DBG -n -t $tid -d $device pinstate || {
+               logger -p daemon.err -t "mbim[$$]" "PIN required"
+               proto_notify_error "$interface" PIN_FAILED
+               proto_block_restart "$interface"
+               return 1
+       }
+       tid=$((tid + 1))
+
+       logger -p daemon.info -t "mbim[$$]" "Checking subscriber"
+       umbim $DBG -n -t $tid -d $device subscriber || {
+               logger -p daemon.err -t "mbim[$$]" "Subscriber init failed"
+               proto_notify_error "$interface" NO_SUBSCRIBER
+               proto_block_restart "$interface"
+               return 1
+       }
+       tid=$((tid + 1))
+
+       logger -p daemon.info -t "mbim[$$]" "Register with network"
+       umbim $DBG -n -t $tid -d $device registration || {
+               logger -p daemon.err -t "mbim[$$]" "Subscriber registration failed"
+               proto_notify_error "$interface" NO_REGISTRATION
+               proto_block_restart "$interface"
+               return 1
+       }
+       tid=$((tid + 1))
+
+       logger -p daemon.info -t "mbim[$$]" "Attach to network"
+       umbim $DBG -n -t $tid -d $device attach || {
+               logger -p daemon.err -t "mbim[$$]" "Failed to attach to network"
+               proto_notify_error "$interface" ATTACH_FAILED
+               proto_block_restart "$interface"
+               return 1
+       }
+       tid=$((tid + 1))
+ 
+       logger -p daemon.info -t "mbim[$$]" "Connect to network"
+       while ! umbim $DBG -n -t $tid -d $device connect "$apn"; do
+               tid=$((tid + 1))
+               sleep 1;
+       done
+       tid=$((tid + 1))
+
+       uci_set_state network $interface tid "$tid"
+
+       logger -p daemon.info -t "mbim[$$]" "Connected, starting DHCP"
+       proto_init_update "*" 1
+       proto_send_update "$interface"
+
+       json_init
+       json_add_string name "${interface}_dhcp"
+       json_add_string ifname "@$interface"
+       json_add_string proto "dhcp"
+       json_close_object
+       ubus call network add_dynamic "$(json_dump)"
+
+       json_init
+       json_add_string name "${interface}_dhcpv6"
+       json_add_string ifname "@$interface"
+       json_add_string proto "dhcpv6"
+       json_close_object
+       ubus call network add_dynamic "$(json_dump)"
+}
+
+proto_mbim_teardown() {
+       local interface="$1"
+
+       local device
+       json_get_vars device
+       local tid=$(uci_get_state network $interface tid)
+
+       logger -p daemon.info -t "mbim[$$]" "Stopping network"
+       [ -n "$tid" ] && {
+               umbim $DBG -t$tid -d "$device" disconnect
+               uci_revert_state network $interface tid
+       }
+
+       proto_init_update "*" 0
+       proto_send_update "$interface"
+}
+
+add_protocol mbim