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ddns-scripts: refactor stop_section_processes()

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Now a single xargs calls instead of grepping ps output (unreliable).

Signed-off-by: Paul Donald <newtwen+github@gmail.com>
This commit is contained in:
Paul Donald
2024-11-30 16:26:27 +01:00
committed by Florian Eckert
parent 91954f4b69
commit 2ab29cc06c
1 changed files with 6 additions and 7 deletions
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13
net/ddns-scripts/files/usr/lib/ddns/dynamic_dns_functions.sh
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@@ -204,15 +204,14 @@ start_daemon_for_all_ddns_sections()
# stop sections process incl. childs (sleeps)
# $1 = section
stop_section_processes() {
local __PID=0
local __PIDFILE="$ddns_rundir/$1.pid"
[ $# -ne 1 ] && write_log 12 "Error calling 'stop_section_processes()' - wrong number of parameters"
local pid_file
pid_file="$ddns_rundir/$1.pid"
[ $# -ne 1 ] && write_log 12 "Error: 'stop_section_processes()' requires exactly one parameter"
[ -e "$__PIDFILE" ] && {
__PID=$(cat $__PIDFILE)
busybox ps | grep "^[\t ]*$__PID" >/dev/null 2>&1 && kill $__PID || __PID=0 # terminate it
[ -e "$pid_file" ] && {
xargs kill < "$pid_file" 2>/dev/null && return 1
}
[ $__PID -eq 0 ] # report if process was running
return 0 # nothing killed
}
# stop updater script for all defines sections or only for one given