From 55096d55f029297c02f816451777e7ee0afc8df0 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Mon, 5 Sep 2022 21:15:45 +0200
Subject: [PATCH] gluon-core: add cellular support
Add cellular configuration support to Gluon. This implementtaion focuses
not on hotpluggable WWAN adapters but instead on embedded LTE modems
found in travel-routers or FWA CPEs.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
.../luasrc/lib/gluon/upgrade/250-cellular | 55 +++++++++++++++++++
.../lib/gluon/upgrade/300-firewall-rules | 11 ++++
.../luasrc/usr/lib/lua/gluon/platform.lua | 14 +++++
3 files changed, 80 insertions(+)
create mode 100755 package/gluon-core/luasrc/lib/gluon/upgrade/250-cellular
diff --git a/package/gluon-core/luasrc/lib/gluon/upgrade/250-cellular b/package/gluon-core/luasrc/lib/gluon/upgrade/250-cellular
new file mode 100755
index 000000000..ab6bdfba0
--- /dev/null
+++ b/package/gluon-core/luasrc/lib/gluon/upgrade/250-cellular
@@ -0,0 +1,55 @@
+#!/usr/bin/lua
+
+local uci = require('simple-uci').cursor()
+local platform = require 'gluon.platform'
+
+if not platform.is_cellular_device() then
+ return
+end
+
+local function set_or_delete(package, section, option, val)
+ if val ~= nil and string.len(val) ~= 0 then
+ uci:set(package, section, option, val)
+ else
+ uci:delete(package, section, option)
+ end
+end
+
+local function setup_ncm_qmi(devpath, control_type, delay)
+ local pdptype = uci:get('gluon', 'cellular', 'pdptype')
+
+ local pincode = uci:get('gluon', 'cellular', 'pin')
+ local username = uci:get('gluon', 'cellular', 'username')
+ local password = uci:get('gluon', 'cellular', 'password')
+
+ uci:section('network', 'interface', 'cellular', {
+ proto = control_type,
+ device = devpath,
+ disabled = not uci:get_bool('gluon', 'cellular', 'enabled'),
+ pdptype = pdptype,
+ apn = uci:get('gluon', 'cellular', 'apn'),
+ })
+
+ if pdptype ~= 'IP' then
+ uci:set('network', 'cellular', 'ipv6', 'auto')
+ else
+ uci:delete('network', 'cellular', 'ipv6')
+ end
+
+ set_or_delete('network', 'cellular', 'pincode', pincode)
+ set_or_delete('network', 'cellular', 'username', username)
+ set_or_delete('network', 'cellular', 'password', password)
+ set_or_delete('network', 'cellular', 'delay', delay)
+end
+
+if platform.match('ath79', 'nand', {
+ 'zte,mf281',
+}) then
+ setup_ncm_qmi('/dev/ttyACM0', 'ncm', 15)
+elseif platform.match('ipq40xx', 'generic', {
+ 'glinet,gl-ap1300',
+}) then
+ setup_ncm_qmi('/dev/cdc-wdm0', 'qmi', 15)
+end
+
+uci:save('network')
diff --git a/package/gluon-core/luasrc/lib/gluon/upgrade/300-firewall-rules b/package/gluon-core/luasrc/lib/gluon/upgrade/300-firewall-rules
index ef616aef7..7b6c56274 100755
--- a/package/gluon-core/luasrc/lib/gluon/upgrade/300-firewall-rules
+++ b/package/gluon-core/luasrc/lib/gluon/upgrade/300-firewall-rules
@@ -1,6 +1,7 @@
#!/usr/bin/lua
local uci = require('simple-uci').cursor()
+local platform = require 'gluon.platform'
local defaults = uci:get_first('firewall', 'defaults')
@@ -16,8 +17,18 @@ local function reject_input_on_wan(zone)
return true
end
+local function add_cellular_wan(zone)
+ if zone.name == 'wan' then
+ uci:set('firewall', zone['.name'], 'network', {'wan', 'wan6', 'cellular_4', 'cellular_6'})
+ end
+end
+
uci:foreach('firewall', 'zone', reject_input_on_wan)
+if platform.is_cellular_device() then
+ uci:foreach('firewall', 'zone', add_cellular_wan)
+end
+
for _, zone in ipairs({'mesh', 'loc_client', 'wired_mesh'}) do
-- Other packages assign interfaces to these zones
uci:section('firewall', 'zone', zone, {
diff --git a/package/gluon-core/luasrc/usr/lib/lua/gluon/platform.lua b/package/gluon-core/luasrc/usr/lib/lua/gluon/platform.lua
index 4934f86b8..1d4a41b0b 100644
--- a/package/gluon-core/luasrc/usr/lib/lua/gluon/platform.lua
+++ b/package/gluon-core/luasrc/usr/lib/lua/gluon/platform.lua
@@ -69,4 +69,18 @@ function M.is_outdoor_device()
return false
end
+function M.is_cellular_device()
+ if M.match('ath79', 'nand', {
+ 'zte,mf281',
+ }) then
+ return true
+ elseif M.match('ipq40xx', 'generic', {
+ 'glinet,gl-ap1300',
+ }) then
+ return true
+ end
+
+ return false
+end
+
return M
--
GitLab