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delay start of MLAT Hub until all MLAT clients are up

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This commit is contained in:
kx1t 2023-04-09 10:41:07 -04:00
parent 489569d29a
commit 221359c980
4 changed files with 55 additions and 2 deletions
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25
rootfs/etc/cont-finish.d/03-remove-mlathub-up Normal file
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@ -0,0 +1,25 @@
#!/usr/bin/with-contenv bash
#shellcheck shell=bash disable=SC2015,SC1091
source /scripts/common
# Remove MLATHub Up
#---------------------------------------------------------------------------------------------
# Copyright (C) 2023, Ramon F. Kolb (kx1t)
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with this program.
# If not, see <https://www.gnu.org/licenses/>.
#---------------------------------------------------------------------------------------------
rm -f /run/mlathub_up
exit 0

25
rootfs/etc/cont-init.d/60-mlathub-prep Normal file
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@ -0,0 +1,25 @@
#!/usr/bin/with-contenv bash
#shellcheck shell=bash disable=SC2015,SC1091
source /scripts/common
# MLATHub Prep
#---------------------------------------------------------------------------------------------
# Copyright (C) 2023, Ramon F. Kolb (kx1t)
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with this program.
# If not, see <https://www.gnu.org/licenses/>.
#---------------------------------------------------------------------------------------------
rm -f /run/mlathub_up
exit 0

3
rootfs/etc/services.d/mlat-client/run
View file

@ -131,6 +131,9 @@ sleep 10 # sleep a bit so everything is well established - starting readsb m
sleep 5
done
# All MLAT Clients are up, so set the flag:
touch /run/mlathub_up
# Now iterate over all MLAT-client instances and check if they are still running:
while true
do

4
rootfs/etc/services.d/mlathub/run
View file

@ -99,10 +99,10 @@ fi
# Handle "--net-heartbeat=<rate>"
MLATHUB_CMD+=("--net-heartbeat=${READSB_NET_HEARTBEAT:-30}")
if ! pgrep readsb >/dev/null || ! pgrep 'mlat-client' >/dev/null
if [[ ! -f /run/mlathub_up ]]
then
echo "[$(date)][mlathub] Delaying MLAT hub start until container is established..."
while ! pgrep readsb >/dev/null || ! pgrep 'mlat-client' >/dev/null
while [[ ! -f /run/mlathub_up ]]
do
sleep 2
done