85 lines
3.2 KiB
Bash
Executable File
85 lines
3.2 KiB
Bash
Executable File
#!/bin/sh
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#
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# S89meow_svcd - MeowOS 服务管理器开机自启 + 主机名应用 + 板载服务预置
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#
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# 位置:S84ssh 之后、S90meow_bootmenu 之前(S80 < S84 < S89 < S90)。
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# * rcS 顺序执行 /etc/init.d/S??*,而 S90meow_bootmenu 里 `exec /usr/bin/meow_bootmenu
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# --fork` 会阻塞 rcS(选单后 exec meow_launcherd 或 fork 播放器监督),故任何 S90
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# 之后的 init.d(如 S91/S92)**都不会执行**——svcd 必须排在 S90 之前。
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# * 本脚本只装「稳定框架/KB级设置」:meow_svcd(固件 /usr/bin/)+ 板载服务配置
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# (/usr/data/meow/services.d/,Data 区,首启预置 mdnsd.conf)+ 应用主机名。
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#
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# 红线:不 killall、不碰播放器信号、不刷机。svcd 以 -f 前台被本脚本重挂循环拉起
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#(失败降级不死——若 svcd 死,其所托管服务已是独立子进程、被 init 收养继续运行);
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# 服务本身(mdnsd)由 svcd 按 restart=on-fail 托管。
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#
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case "$1" in
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start)
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echo -n "Starting meow_svcd (S89): "
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# 1) 应用主机名:读板载设置 system.hostname(settings.conf),缺省 meowos。
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# 须早于 meow_mdns 启动(mdnsd 默认用 gethostname() 公布 <host>.local)。
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host="meowos"
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if [ -f /usr/data/meow/settings.conf ]; then
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v=$(awk -F= '$1 ~ /^[[:space:]]*system\.hostname[[:space:]]*$/ {gsub(/[[:space:]]/,"",$2); print $2; exit}' /usr/data/meow/settings.conf)
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[ -n "$v" ] && host="$v"
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fi
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# 仅允许 RFC1035 首标签字符(A-Za-z0-9 和 '-'/'.'/'_'),否则回退 meowos
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case "$host" in
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''|*[!A-Za-z0-9_.-]*) host="meowos" ;;
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esac
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sethostname "$host" 2>/dev/null || hostname "$host" 2>/dev/null
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echo -n "host=$host "
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# 2) 首启预置板载 mdnsd.conf(Data 区可写才建;已存在不覆盖)
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if [ -d /usr/data/meow ] && [ -w /usr/data/meow ]; then
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mkdir -p /usr/data/meow/services.d
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if [ -f /usr/data/meow/services.d/mdnsd.conf ]; then
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echo -n "mdnsd.conf exists "
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else
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cat > /usr/data/meow/services.d/mdnsd.conf <<'EOF'
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exec=/usr/bin/meow_mdns
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args=
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enabled=1
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restart=on-fail
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backoff_ms=2000
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max_restart=5
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trigger=boot
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cap=
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EOF
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chmod 644 /usr/data/meow/services.d/mdnsd.conf
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echo -n "provisioned mdnsd.conf "
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fi
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else
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echo -n "skip mdnsd.conf (/usr/data/meow not writable) "
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fi
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# 3) 拉起 meow_svcd(-f 前台,重挂循环防死;/tmp/meow_svcd.stop 标记防停循环)
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rm -f /tmp/meow_svcd.stop
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if [ -x /usr/bin/meow_svcd ]; then
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if [ -f /tmp/meow_svcd.pid ] && kill -0 "$(cat /tmp/meow_svcd.pid 2>/dev/null)" 2>/dev/null; then
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echo "already running"
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else
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( while [ ! -f /tmp/meow_svcd.stop ]; do /usr/bin/meow_svcd -f; sleep 1; done ) &
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echo "started (supervisor pid $!)"
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fi
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else
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echo "MISSING /usr/bin/meow_svcd"
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fi
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;;
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stop)
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echo -n "Stopping meow_svcd: "
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touch /tmp/meow_svcd.stop
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for p in $(ps | grep "[m]eow_svcd" | awk '{print $1}'); do kill "$p" 2>/dev/null; done
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echo "OK"
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;;
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restart|reload)
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;;
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*)
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echo "Usage: $0 {start|stop}"
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exit 1
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;;
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esac
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exit 0
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