mirror of
https://github.com/caiwx86/small-packages.git
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131 lines
4.5 KiB
Bash
Executable File
131 lines
4.5 KiB
Bash
Executable File
#!/bin/sh /etc/rc.common
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. /lib/functions/network.sh # 导入网络相关函数库
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START=99 # 启动优先级
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USE_PROCD=1 # 使用 procd 管理进程
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NAME="msd_lite" # 服务名称
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PROG="/usr/bin/$NAME" # 可执行程序路径
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CONF="/etc/$NAME/$NAME.conf.sample" # 模板配置文件路径
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CONFDIR="/var/run/$NAME" # 运行时生成配置文件目录
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CONFIG_SECTION="default" # 使用固定配置节名称
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# 添加网络触发器
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add_interface_triggers() {
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local enabled network
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# 读取配置节中的 enabled
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config_get_bool enabled "$CONFIG_SECTION" "enabled" "0"
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# 读取配置节中的 network 字段
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config_get network "$CONFIG_SECTION" "network"
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# 如果 enabled = 1 且 network 非空，则为该 network 添加接口变更触发器
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[ "$enabled" -eq 0 -o -z "$network" ] || procd_add_reload_interface_trigger "$network"
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}
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# 启动服务
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start_service() {
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local seconds="0"
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local enabled address network interface
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local bindlist addr bind_to_cpu drop_slow_clients
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local loglevel threads precache_size ring_buffer_size
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local multicast_recv_buffer_size multicast_recv_timeout rejoin_tim
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config_load "$NAME"
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# 检查服务是否启用
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config_get_bool enabled "$CONFIG_SECTION" "enabled" "0"
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[ "$enabled" -eq 1 ] || return 0
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# 获取地址列表
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config_get address "$CONFIG_SECTION" "address"
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# 地址不能为空
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[ -n "$address" ] || {
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logger -p daemon.err -t "$NAME" "No bind addresses configured."
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return 1
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}
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# 获取网络接口
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config_get network "$CONFIG_SECTION" "network"
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# 若配置了 network，则尝试最多10秒等待对应接口上线
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if [ -n "$network" ]; then
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while [ "$seconds" -le 10 ]; do
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network_flush_cache
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network_get_device interface "$network"
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[ -n "$interface" ] && break
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seconds=$((seconds + 2))
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sleep 2
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done
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[ -n "$interface" ] || logger -p daemon.warn -t "$NAME" "Interface for network '$network' not found after 10 seconds"
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fi
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# 生成绑定地址的 XML 列表
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for addr in $address; do
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bindlist="${bindlist:+$bindlist\\n\\t\\t\\t}<bind><address>$addr</address></bind>"
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done
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# 读取并转换布尔配置为 yes/no
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config_get_bool bind_to_cpu "$CONFIG_SECTION" "bind_to_cpu" 0
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[ "$bind_to_cpu" = "1" ] && bind_to_cpu="yes" || bind_to_cpu="no"
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config_get_bool drop_slow_clients "$CONFIG_SECTION" "drop_slow_clients" 0
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[ "$drop_slow_clients" = "1" ] && drop_slow_clients="yes" || drop_slow_clients="no"
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# 读取其他配置参数
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config_get loglevel "$CONFIG_SECTION" "loglevel" "0"
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config_get threads "$CONFIG_SECTION" "threads" "0"
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config_get precache_size "$CONFIG_SECTION" "precache_size" "4096"
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config_get ring_buffer_size "$CONFIG_SECTION" "ring_buffer_size" "1024"
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config_get multicast_recv_buffer_size "$CONFIG_SECTION" "multicast_recv_buffer_size" "512"
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config_get multicast_recv_timeout "$CONFIG_SECTION" "multicast_recv_timeout" "2"
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config_get rejoin_time "$CONFIG_SECTION" "rejoin_time" "0"
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# 创建配置目录
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mkdir -p "$CONFDIR"
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# 通过模板替换生成具体的配置文件
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sed -e "s,@logLevel@,$loglevel,g" \
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-e "s,@threadsCountMax@,$threads,g" \
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-e "s,@fBindToCPU@,$bind_to_cpu,g" \
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-e "s,@bindList@,$bindlist,g" \
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-e "s,@ifName@,$interface,g" \
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-e "s,@fDropSlowClients@,$drop_slow_clients,g" \
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-e "s,@precache@,$precache_size,g" \
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-e "s,@ringBufSize@,$ring_buffer_size,g" \
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-e "s,@rcvBuf@,$multicast_recv_buffer_size,g" \
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-e "s,@rcvTimeout@,$multicast_recv_timeout,g" \
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-e "s,@rejoinTime@,$rejoin_time,g" \
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"$CONF" > "$CONFDIR/$NAME.conf"
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# 使用 procd 启动服务
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procd_open_instance "$NAME-c"
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procd_set_param command "$PROG"
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procd_append_param command -c "$CONFDIR/$NAME.conf"
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procd_set_param limits core="unlimited"
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procd_set_param limits nofile="1000000 1000000"
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procd_set_param respawn
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procd_set_param stderr 1
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procd_close_instance
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}
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# 停止服务
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stop_service() {
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# 停止服务并删除配置文件
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procd_kill "$NAME-c" >/dev/null 2>&1
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rm -f "$CONFDIR/$NAME.conf"
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}
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restart() {
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stop_service
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start_service
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}
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# 添加服务触发器
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service_triggers() {
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# 添加配置文件变更触发器
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procd_add_reload_trigger "$NAME" "/etc/init.d/$NAME" restart
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# 添加网络接口触发器
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config_load "$NAME"
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add_interface_triggers
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} |