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qmi-network: add a very very simple failover & adjust service settings

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mpmc 2022-10-22 16:40:57 +01:00
parent 71c2693d11
commit 8da0231310
2 changed files with 6 additions and 6 deletions
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2
qmi-network/qmi-network.conf
View File

@ -1,3 +1,3 @@
# Place this file in /etc/ (as /etc/qmi-network.conf)
APN=internet
PROXY=yes
#IP_TYPE=4

10
systemd/system/qmi-network@.service
View File

@ -1,4 +1,4 @@
# apt install --no-install-recommends libqmi-utils
# apt install --no-install-recommends libqmi-utils ifmetric
# cp -v ./qmi-network@.service /etc/systemd/system/
# systemctl daemon-reload
# systemctl enable --now qmi-network@0
@ -15,7 +15,8 @@ Requires=sys-subsystem-net-devices-wwan%i.device
[Service]
Type=simple
Restart=always
TimeoutSec=300s
RestartSec=60s
TimeoutSec=90s
# Make sure the state is cleared before starting.
ExecStartPre=-rm /tmp/qmi-network-state-cdc-wdm%i
@ -34,9 +35,8 @@ ExecStartPre=networkctl up wwan%i
# give it some time to be ready before starting the connection process.
ExecStartPre=-sh -e -c "sleep 5; qmi-network /dev/cdc-wdm%i start && sleep 5;"
# Small loop as the main process to watchdog the connection.
# (NOTE: DHCP must be given a little time to settle before pinging).
ExecStart=sh -e -c "while true; do ping -w 60 -I wwan%i -c 5 one.one.one.one; sleep 60; done;"
# Main loop with **very basic** failover.
ExecStart=sh -e -c "while true; do ping -w 10 -c 3 one.one.one.one || (ping -w 10 -I wwan%i -c 3 one.one.one.one && ifmetric wwan%i 128); sleep 30; done;"
# Stop.. DOWN TIME!
ExecStop=networkctl down wwan%i