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https://github.com/pi-hole/docker-pi-hole.git
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b0878f1750
Additionally, move the logic from start() into the end of restart(), and have start() call restart, ensures multiple calls of start cannot start multple processes Signed-off-by: Adam Warner <me@adamwarner.co.uk>
54 lines
1.1 KiB
Bash
Executable File
54 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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# This script patches all service commands into the appropriate s6- commands
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# pi-hole upstream scripts need a 'service' interface. why not systemd? docker said so.
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start() {
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restart
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}
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stop() {
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s6-svc -wD -d -T2500 /var/run/s6/services/$service
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}
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restart() {
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local pid
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# Get the PID(s) of the service we are asking to restart
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mapfile -t pids < <(pgrep $service)
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# Only attempt to stop the service if it is already running
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if [ "${#pids[@]}" -gt 0 ]; then
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stop
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for pid in "${pids[@]}"; do
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# Loop until we are certain that the process has been stopped
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while test -d /proc/$pid; do
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sleep 0.2
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done
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done
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fi
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# Check it hasn't been started by something else in the meantime
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pid=$(pgrep $service)
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# Only attempt to start the service if it is not already running
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if [ -z "$pid" ]; then
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s6-svc -wu -u -T2500 /var/run/s6/services/$service
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fi
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}
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status() {
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s6-svstat /var/run/s6/services/$service
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}
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service="$1"
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command="$2"
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if [[ ! -d "/var/run/s6/services/$service" ]] ; then
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echo "s6 service not found for $service, exiting..."
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exit
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fi;
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${command} "${service}"
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