utils/lxc: Add working autostart for OpenWrt
Standard LXC autostart is currently not working in OpenWrt, therefore add our own autostart mechanism for now. Signed-off-by: Daniel Dickinson <openwrt@daniel.thecshore.com>
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#config container
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#option name container1
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#option timeout 300
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#list command '/bin/command --option'
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#!/bin/sh /etc/rc.common
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. /lib/functions.sh
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START=99
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STOP=00
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run_command() {
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local command="$1"
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$command
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}
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start_container() {
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local cfg="$1"
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local name
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config_get name "$cfg" name
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config_list_foreach "$cfg" command run_command
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if [ -n "$name" ]; then
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/usr/bin/lxc-start -n "$name"
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fi
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}
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max_timeout=0
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stop_container() {
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local cfg="$1"
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local name timeout
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config_get name "$cfg" name
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config_get timeout "$cfg" timeout 300
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if [ "$max_timeout" -lt "$timeout" ]; then
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max_timeout=$timeout
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fi
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if [ -n "$name" ]; then
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if [ "$timeout" = "0" ]; then
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/usr/bin/lxc-stop -n "$name" &
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else
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/usr/bin/lxc-stop -n "$name" -t $timeout &
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fi
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fi
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}
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start() {
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config_load lxc-auto
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config_foreach start_container container
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}
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stop() {
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config_load lxc-auto
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config_foreach stop_container container
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# ensure e.g. shutdown doesn't occur before maximum timeout on
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# containers that are shutting down
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if [ $max_timeout -gt 0 ]; then
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sleep $max_timeout
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fi
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}
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