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Add imp_monitor.sh daemon

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This commit is contained in:
Alfonso Gamboa 2023-07-11 00:40:06 -07:00
parent 66e96805cc
commit 5abcbe5a42
1 changed files with 128 additions and 0 deletions
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128
SD_ROOT/wz_mini/usr/bin/imp_monitor.sh Executable file
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#!/media/mmc/wz_mini/bin/bash
INTERVAL=60
LOCKFILE="/media/mmc/wz_mini/tmp/daemon.lock"
LOGFILE="/media/mmc/wz_mini/tmp/daemon.log"
SCRIPT_PATH=$(cd $(dirname "$0") && pwd -P)/$(basename "$0")
check() {
output=$(impdbg --enc_info)
. /media/mmc/wz_mini/wz_mini.conf
exit_status=0
for i in 0 1; do
rcMode=$(echo "$output" | grep -A 32 "CHANNEL $i" | grep "rcMode" | awk -F '[=()]' '{print $2}' | xargs)
uTargetBitRate=$(echo "$output" | grep -A 32 "CHANNEL $i" | grep "uTargetBitRate" | awk -F '[=()]' '{print $2}' | xargs)
uMaxBitRate=$(echo "$output" | grep -A 32 "CHANNEL $i" | grep "uMaxBitRate" | awk -F '[=()]' '{print $2}' | xargs)
echo "Channel $i: rcMode=$rcMode, uTargetBitRate=$uTargetBitRate, uMaxBitRate=$uMaxBitRate"
eval desired_rcMode=\$CH${i}_rcMode
eval desired_uTargetBitRate=\$CH${i}_uTargetBitRate
eval desired_uMaxBitRate=\$CH${i}_uMaxBitRate
if [ "$rcMode" != "$desired_rcMode" ]; then
echo "Channel $i: rcMode is different from desired value ($desired_rcMode)"
exit_status=1
fi
if [ "$uTargetBitRate" != "$desired_uTargetBitRate" ]; then
echo "Channel $i: uTargetBitRate is different from desired value ($desired_uTargetBitRate)"
exit_status=1
fi
if [ "$uMaxBitRate" != "$desired_uMaxBitRate" ]; then
echo "Channel $i: uMaxBitRate is different from desired value ($desired_uMaxBitRate)"
exit_status=1
fi
done
return $exit_status
}
set_values() {
. /media/mmc/wz_mini/wz_mini.conf
output=$(impdbg --enc_info)
change_flag=0
for i in 0 1; do
rcMode=$(echo "$output" | grep -A 32 "CHANNEL $i" | grep "rcMode" | awk -F '[=()]' '{print $2}' | xargs)
uTargetBitRate=$(echo "$output" | grep -A 32 "CHANNEL $i" | grep "uTargetBitRate" | awk -F '[=()]' '{print $2}' | xargs)
uMaxBitRate=$(echo "$output" | grep -A 32 "CHANNEL $i" | grep "uMaxBitRate" | awk -F '[=()]' '{print $2}' | xargs)
eval desired_rcMode=\$CH${i}_rcMode
eval desired_uTargetBitRate=\$CH${i}_uTargetBitRate
eval desired_uMaxBitRate=\$CH${i}_uMaxBitRate
if [ "$rcMode" != "$desired_rcMode" ]; then
impdbg --enc_rc_s ${i}:44:4:$desired_rcMode
sleep 3
change_flag=1
fi
if [ "$uTargetBitRate" != "$desired_uTargetBitRate" ]; then
impdbg --enc_rc_s ${i}:48:4:$desired_uTargetBitRate
sleep 3
change_flag=1
fi
if [ "$uMaxBitRate" != "$desired_uMaxBitRate" ]; then
impdbg --enc_rc_s ${i}:52:4:$desired_uMaxBitRate
sleep 3
change_flag=1
fi
done
if [ $change_flag -eq 0 ]; then
echo "No changes needed."
fi
}
stop_daemon() {
if [ -e "$LOCKFILE" ]; then
old_pid=$(head -n 1 "$LOCKFILE")
if kill -0 $old_pid >/dev/null 2>&1; then
kill -9 $old_pid
rm -f "$LOCKFILE"
echo "Daemon with PID $old_pid stopped."
else
echo "No running daemon found."
fi
else
echo "No running daemon found."
fi
}
daemon_loop() {
echo $$ > "$LOCKFILE"
echo "Starting daemon with PID $$"
while true; do
echo "Checking values..."
check
if [ $? -eq 1 ]; then
echo "Setting values..."
set_values
fi
sleep $INTERVAL
done
}
daemon() {
if [ -e "$LOCKFILE" ]; then
old_pid=$(head -n 1 "$LOCKFILE")
if kill -0 $old_pid >/dev/null 2>&1; then
echo "Daemon is already running with PID $old_pid"
exit 0
else
rm -f "$LOCKFILE"
fi
fi
nohup bash "$SCRIPT_PATH" --daemon-loop > "$LOGFILE" 2>&1 & disown
exit 0
}
if [ "$1" = "--check" ]; then
check
elif [ "$1" = "--set" ]; then
set_values
elif [ "$1" = "--daemon" ]; then
daemon
elif [ "$1" = "--daemon-loop" ]; then
daemon_loop
elif [ "$1" = "--stop" ]; then
stop_daemon
else
echo "Usage: $0 [--check|--set|--daemon|--stop]"
fi