5 files changed, 110 insertions, 0 deletions
diff --git a/data/templates/wwan/chat.tmpl b/data/templates/wwan/chat.tmpl
new file mode 100644
index 000000000..a3395c057
--- /dev/null
+++ b/data/templates/wwan/chat.tmpl
@@ -0,0 +1,6 @@
+ABORT 'NO DIAL TONE' ABORT 'NO ANSWER' ABORT 'NO CARRIER' ABORT DELAYED
+'' AT
+OK ATZ
+OK 'AT+CGDCONT=1,"IP","{{ apn }}"'
+OK ATD*99#
+CONNECT ''
diff --git a/data/templates/wwan/ip-down.script.tmpl b/data/templates/wwan/ip-down.script.tmpl
new file mode 100644
index 000000000..194f8d863
--- /dev/null
+++ b/data/templates/wwan/ip-down.script.tmpl
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+tty=$2
+
+# Only applicable for Wireless Modems (WWAN)
+if [ -z "$(echo $tty |  egrep "tty(USB|ACM)")" ]; then
+    exit 0
+fi
+
+# Determine if we are enslaved to a VRF, this is needed to properly insert
+# the default route
+VRF_NAME=""
+if [ -d /sys/class/net/{{ intf }}/upper_* ]; then
+    # Determine upper (VRF) interface
+    VRF=$(basename $(ls -d /sys/class/net/{{ intf }}/upper_*))
+    # Remove upper_ prefix from result string
+    VRF=${VRF#"upper_"}
+    # Populate variable to run in VR context
+    VRF_NAME=" -c vrf ${VRF_NAME} "
+fi
+
+# Remove default route to either default or VRF routing table
+vtysh -c "conf t" ${VRF_NAME} -c "no ip route 0.0.0.0/0 {{ intf }} {{ metric }}"
+
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+logger -t pppd[$DIALER_PID] "removed default route via {{ intf }} metric {{ metric }}"
diff --git a/data/templates/wwan/ip-pre-up.script.tmpl b/data/templates/wwan/ip-pre-up.script.tmpl
new file mode 100644
index 000000000..7a17a1c71
--- /dev/null
+++ b/data/templates/wwan/ip-pre-up.script.tmpl
@@ -0,0 +1,23 @@
+#!/bin/sh
+# As WWAN is an "on demand" interface we need to re-configure it when it
+# becomes 'up'
+
+ipparam=$6
+
+# device name and metric are received using ipparam
+device=`echo "$ipparam"|awk '{ print $1 }'`
+
+if [ "$device" != "{{ intf }}" ]; then
+    exit
+fi
+
+# add some info to syslog
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+logger -t pppd[$DIALER_PID] "executing $0"
+
+echo "{{ description }}" > /sys/class/net/{{ intf }}/ifalias
+
+{% if vrf -%}
+logger -t pppd[$DIALER_PID] "configuring interface {{ intf }} for VRF {{ vrf }}"
+ip link set dev {{ intf }} master {{ vrf }}
+{% endif %}
diff --git a/data/templates/wwan/ip-up.script.tmpl b/data/templates/wwan/ip-up.script.tmpl
new file mode 100644
index 000000000..89e42a23a
--- /dev/null
+++ b/data/templates/wwan/ip-up.script.tmpl
@@ -0,0 +1,25 @@
+#!/bin/sh
+
+tty=$2
+
+# Only applicable for Wireless Modems (WWAN)
+if [ -z "$(echo $tty |  egrep "tty(USB|ACM)")" ]; then
+    exit 0
+fi
+
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+
+# Determine if we are enslaved to a VRF, this is needed to properly insert
+# the default route
+VRF_NAME=""
+if [ -d /sys/class/net/{{ intf }}/upper_* ]; then
+    # Determine upper (VRF) interface
+    VRF=$(basename $(ls -d /sys/class/net/{{ intf }}/upper_*))
+    # Remove upper_ prefix from result string
+    VRF=${VRF#"upper_"}
+    VRF_NAME="vrf ${VRF}"
+fi
+
+# Apply default route to either default or VRF routing table
+vtysh -c "conf t" -c "ip route 0.0.0.0/0 {{ intf }} ${VRF_NAME} {{ metric }}"
+logger -t pppd[$DIALER_PID] "added default route via {{ intf }} metric {{ metric }} ${VRF_NAME}"
diff --git a/data/templates/wwan/peer.tmpl b/data/templates/wwan/peer.tmpl
new file mode 100644
index 000000000..04ab4f844
--- /dev/null
+++ b/data/templates/wwan/peer.tmpl
@@ -0,0 +1,30 @@
+### Autogenerated by interfaces-wirelessmodem.py ###
+
+{% if description %}
+# {{ description }}
+{% endif %}
+ifname {{ intf }}
+ipparam {{ intf }}
+linkname {{ intf }}
+{% if name_server -%}
+usepeerdns
+{%- endif %}
+# physical device
+/dev/{{ device }}
+lcp-echo-failure 0
+115200
+debug
+logfile {{ logfile }}
+nodefaultroute
+ipcp-max-failure 4
+ipcp-accept-local
+ipcp-accept-remote
+noauth
+crtscts
+lock
+persist
+{% if on_demand -%}
+demand
+{%- endif %}
+
+connect '/usr/sbin/chat -v -t6 -f {{ chat_script }}'