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DreamConnectedDreamConnected
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config/init: add magisk module support
Current module is very simple. It only implements the mounting of tmpfs, the initialization of cgroup, the startup of lxc-net, and the self startup of lxc-autostart.😥 Signed-off-by: DreamConnected <1487442471@qq.com>
1 parent 53f2fc4 commit d2d4428

8 files changed

Lines changed: 233 additions & 1 deletion

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‎config/init/module/boot-completed.sh.in‎

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#!/bin/sh
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export LD_LIBRARY_PATH=/system/lib64:/system/lib:@LIBDIR@:/data/sysroot/lib64:/data/sysroot/lib
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# lxc-autostart
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mkdir -p @LOCALSTATEDIR@/lock
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@LIBEXECDIR@/lxc/lxc-containers start
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while true do
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@LXCHOOKDIR@/android-network
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sleep 5
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done

‎config/init/module/customize.sh.in‎

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#!/bin/sh
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ui_print "- [I] Checking env..."
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if [ -n $KSU ]; then
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ui_print "- [D] Su manager is KernelSU."
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fi
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if [ $ARCH = "arm64" ]; then
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continue
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else
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abort "- [E] Unsupported arch: $ARCH."
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fi
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if [ $API -ge 30 ]; then
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continue
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else
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ui_print "- [W] Func memfd_create() required API 30(R)."
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fi
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ui_print "- [D] Fetching download link..."
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DOWNLOAD_URLS=$(curl -s https://api.github.com/repos/Container-On-Android/lxc/releases/latest | grep browser_download_url | cut -d'"' -f4 | grep -E 'gz$')
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URL_LXC=$(echo "$DOWNLOAD_URLS" | sed -n '1p')
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URL_SYSROOT=$(echo "$DOWNLOAD_URLS" | sed -n '2p')
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if [ -z $URL_LXC ] && [ -z $URL_SHARE ]; then
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abort "- [E] Error: URL_LXC: $URL_LXC URL_SHARE: $URL_SHARE."
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else
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ui_print "- [D] Fetch ok..."
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fi
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ui_print "- [I] Downloading lxc..."
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wget -q $URL_LXC -O /data/local/tmp/lxc.tar.gz
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if [ $? -eq 0 ]; then
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ui_print "- [I] Download lxc ok..."
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else
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rm /data/local/tmp/lxc.tar.gz
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abort "- [E] Failed to download lxc. ($URL_LXC)"
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fi
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ui_print "- [I] Downloading lxc-sysroot..."
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wget -q $URL_SYSROOT -O /data/local/tmp/lxc-sysroot.tar.gz
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if [ $? -eq 0 ]; then
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ui_print "- [D] Download lxc-sysroot ok..."
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else
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rm /data/local/tmp/lxc-sysroot.tar.gz
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abort "- [E] Failed to download lxc-sysroot. ($URL_SYSROOT)"
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fi
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ui_print "- [I] Installing lxc..."
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mkdir -p @PREFIXDIR@
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mkdir -p /data/sysroot
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tar zxf /data/local/tmp/lxc.tar.gz -C @PREFIXDIR@
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tar zxf /data/local/tmp/lxc-sysroot.tar.gz -C /data/sysroot
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ui_print "- [I] OK!"
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ui_print "- [I] Clean!"
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rm /data/local/tmp/lxc.tar.gz
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rm /data/local/tmp/lxc-sysroot.tar.gz

‎config/init/module/meson.build‎

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# SPDX-License-Identifier: MIT
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if 'module' in init_script
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configured_files = []
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foreach module_files: [
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'boot-completed.sh.in',
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'customize.sh.in',
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'module.prop.in',
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'service.sh.in',
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'uninstall.sh.in',
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]
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configured_file = configure_file(
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input: module_files,
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output: '@BASENAME@',
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configuration: conf,
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)
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configured_files += configured_file
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endforeach
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configure_file(
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command: [zip, '-rj', '@OUTPUT@', '@INPUT@'],
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input: configured_files,
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output: 'lxc-module.zip',
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install: true,
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install_dir: project_source_root)
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endif

‎config/init/module/module.prop.in‎

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id=lxc
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name=LXC-Daemon
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version=1.0.0
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versionCode=10001
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author=@Container-On-Android
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description=description

‎config/init/module/service.sh.in‎

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#!/bin/sh
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MODDIR=${0%/*}
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PKG_TERMUX=/data/data/com.termux
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NET_STATE=""
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NET_FUNC=""
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GPU_STATE=""
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AUD_STATE=""
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DAEMON_STATE=""
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LXC_DIR="@PREFIXDIR@"
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LXC_TMPDIR=$LXC_DIR/tmp
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LXC_NET=$LXC_DIR/libexec/lxc/lxc-net
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LXC_NET_BUILTIN=$LXC_DIR/libexec/lxc/lxc-net-builtin
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LXC_DNSMASQ=$LXC_DIR/bin/dnsmasq
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NET_FUNC=""
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GPU_FUNC=""
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GPU_FUNC_DIR=/storage/emulated/0/lxc
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# Init desc
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sed -i "s|description=.*|description={}|g" $MODDIR/module.prop
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# Setup lxc-tmp
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if ! mountpoint -q $LXC_TMPDIR; then
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mkdir -p $LXC_TMPDIR
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mount -t tmpfs tmpfs $LXC_TMPDIR
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else
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continue
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fi
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# Setup Cgroup
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if mountpoint -q /sys/fs/cgroup; then
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if mountpoint -q /sys/fs/cgroup/unified > /dev/null 2>&1; then
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umount /sys/fs/cgroup/unified
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fi
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umount /sys/fs/cgroup
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mount -t tmpfs tmpfs /sys/fs/cgroup
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mkdir -p /sys/fs/cgroup/unified
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mount -t cgroup2 cgroup2 -o rw,nosuid,nodev,noexec,relatime /sys/fs/cgroup/unified
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else
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mount -t tmpfs tmpfs /sys/fs/cgroup
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mkdir -p /sys/fs/cgroup/unified
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mount -t cgroup2 cgroup2 -o rw,nosuid,nodev,noexec,relatime /sys/fs/cgroup/unified
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fi
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for subsys in cpu cpuacct memory freezer devices blkio pids cpuset systemd; do
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if ! mountpoint -q /sys/fs/cgroup/$subsys > /dev/null 2>&1; then
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mkdir -p /sys/fs/cgroup/$subsys
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if [ $subsys == "systemd" ]; then
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mount -t cgroup -o none,name=$subsys cgroup /sys/fs/cgroup/$subsys
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else
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mount -t cgroup -o rw,nosuid,nodev,noexec,relatime,$subsys cgroup /sys/fs/cgroup/$subsys
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fi
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if [ $? -eq 0 ]; then
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echo "$subsys ok"
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else
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echo "$subsys failed"
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fi
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else
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echo "$subsys mounted"
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fi
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done
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# Start lxc-net
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if [ -e $LXC_DNSMASQ ]; then
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$LXC_NET start
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NET_FUNC="full"
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else
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$LXC_NET_BUILTIN start
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NET_FUNC="IPv6 disabled, Hotspot conflict."
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fi
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if [ -e $LXC_TMPDIR/lxc/network_up ]; then
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NET_STATE="lxc-net ✅ ($NET_FUNC)"
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else
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NET_STATE="lxc-net ❎"
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fi
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# Start lxc-gpu
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if [ -e $GPU_FUNC_DIR/gpu ]; then
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GPU_FUNC=$(cat $GPU_FUNC_DIR/gpu)
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if [ "$GPU_FUNC" = "termux virgl" ]; then
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GPU_STATE="lxc-gpu ✅ ($GPU_FUNC)"
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cat > $GPU_FUNC_DIR/gpu.conf <<EOF
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# This file is generated by LXC-daemon, to use this
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# config, you can add "lxc.include = $GPU_FUNC_DIR/gpu.conf"
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# in $LXC_DIR/lib/lxc/<name>/config.
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# need to run "systemctl mask tmp.mount" in container.
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lxc.mount.entry = $PKG_TERMUX/files/usr/tmp tmp tmpfs bind,rw 0 0
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EOF
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else
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GPU_STATE="lxc-gpu ✅ (Unsupported $GPU_FUNC)"
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fi
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else
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GPU_STATE="lxc-gpu ❎ (not loaded)"
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fi
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# Start lxc-audio
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AUD_STATE="lxc-audio ❎"
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DAEMON_STATE="$NET_STATE, $GPU_STATE, $AUD_STATE"
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sed -i "s|description={}|description=$DAEMON_STATE|g" $MODDIR/module.prop

‎config/init/module/uninstall.sh.in‎

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#!/bin/sh
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export LD_LIBRARY_PATH=/system/lib64:/system/lib:@LIBDIR@:/data/sysroot/lib64:/data/sysroot/lib
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for container in $(lxc-ls); do
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echo "stopping: $container"
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lxc-stop -n "$container" 2>/dev/null || lxc-stop -n "$container" -k
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done
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rm -rf @PREFIXDIR@

‎meson.build‎

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srcconf.set_quoted('SBINDIR', sbindir)
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conf = configuration_data()
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conf.set('PREFIXDIR', prefixdir)
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conf.set('LIBDIR', libdir)
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conf.set('BINDIR', bindir)
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conf.set('LIBEXECDIR', libexecdir)
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conf.set('LOCALSTATEDIR', localstatedir)
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sh = find_program('sh')
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date = find_program('date')
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git = find_program('git', required: false)
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zip = find_program('zip', required: false)
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time_epoch = run_command(sh, '-c', 'echo "$SOURCE_DATE_EPOCH"', check: true).stdout().strip()
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if time_epoch == '' and git.found() and run_command('test', '-e', '.git', check: false).returncode() == 0
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# If we're in a git repository, use the creation time of the latest git tag.
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subdir('config/init/systemd')
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subdir('config/init/sysvinit')
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subdir('config/init/monitd')
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subdir('config/init/module')
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subdir('config/sysconfig')
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endif
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if want_selinux

‎meson_options.txt‎

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# was --init-script in autotools
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option('init-script', type: 'array',
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choices: ['systemd', 'sysvinit', 'monitd'], value: ['monitd'],
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choices: ['systemd', 'sysvinit', 'monitd', 'module'], value: ['module'],
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description: 'init script')
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# was --systemd-unidir in autotools

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