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Updated 'sats.main' to manage bg-processes/traps

This commit is contained in:
xdrm-brackets 2018-01-29 15:30:43 +01:00
parent 2c5f313d2b
commit 9b2e704eeb
1 changed files with 31 additions and 13 deletions
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44
sats/main
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@ -6,25 +6,18 @@
ROOT=$(dirname `realpath $0`); ROOT=$(dirname `realpath $0`);
ROOT=`dirname $ROOT`; ROOT=`dirname $ROOT`;
# (2) Check config file # # (2) Check required arguments
test ! -f $ROOT/com/config/sats && echo "Daemon not started" && exit 1;
# (3) Fetch BUFFERS #
source $ROOT/com/config/sats;
# (4) Check required arguments
test $# -lt 1 && echo -e "ERR: Missing argument\n\n\tSATS_ID\tThe id for the bash-socket\n" && exit 1; test $# -lt 1 && echo -e "ERR: Missing argument\n\n\tSATS_ID\tThe id for the bash-socket\n" && exit 1;
# (2) Start server in background # (2) Start server in background (keep PID)
#--------------------------------------------------------# #--------------------------------------------------------#
# (1) Start server # # (1) Start server #
$ROOT/com/launch sats $1 44441 44440 9999& $ROOT/com/launch sats $1 44441 44440 9999&
# (2) Save PID for later #
SERV_PID=$!; SERV_PID=$!;
# (3) Start daemons # (3) Start daemons
#--------------------------------------------------------# #--------------------------------------------------------#
# (1) GPIO daemon # # (1) GPIO daemon #
@ -37,7 +30,32 @@ SYSD_PID=$!;
# (4) Attach processes to itself # (4) Manage ending proccess
#--------------------------------------------------------# #--------------------------------------------------------#
trap "kill -9 $SERV_PID 2>/dev/null; kill -9 $GPIO_PID 2>/dev/null; kill -9 $SYSD_PID 2>/dev/null; exit 1;" INT; # (1) Kill subprocesses if Ctrl+C #
trap "kill -9 $SERV_PID 2>/dev/null; kill -9 $GPIO_PID 2>/dev/null; kill -9 $SYSD_PID 2>/dev/null; exit 1;" KILL; on_exit(){
echo 'sats.main.kill';
## {1} Kill GPIO logger ##
echo 'sats.main.gpio.kill';
kill -9 $GPIO_PID 2>/dev/null;
## {2} Kill SYSD logger ##
echo 'sats.main.sysd.kill';
kill -9 $SYSD_PID 2>/dev/null;
## {3} Kill com server ##
echo 'sats.server.kill';
kill -9 $SERV_PID 2>/dev/null;
exit 0;
}
trap "on_exit" INT KILL;
# (5) Bind server to 'main' (this file)
#--------------------------------------------------------#
wait $SERV_PID;
on_exit;