/etc/init.d /bin/kill -HUP
时间: 2023-08-05 13:06:20 浏览: 164
引用[1]中的内容是关于启动MySQL服务器的命令,其中包括了指定数据目录、进程ID文件路径和其他参数。而引用[2]中的内容是关于使用脚本的命令行参数的说明,包括了启动、停止、重启、重新加载、强制重新加载和查看状态等选项。根据提供的信息,/etc/init.d是一个目录,而/bin/kill -HUP是一个命令,用于向进程发送HUP信号。请问您具体想了解什么关于这些命令和目录的信息?
相关问题
cho -e "# disable sysrq menu\nkernel.sysrq = 0" >> /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/etc/sysctl.conf touch /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/CONTROL/conffiles for conffile in /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/etc/config/*; do if [ -f "$conffile" ]; then grep "${conffile##/home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files}" /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/CONTROL/conffiles || echo "${conffile##/home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files}" >> /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/CONTROL/conffiles; fi done echo "::respawn:/sbin/getty 115200 ttyAMA0" >> /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/etc/inittab; sed -i 's/date -u -s 2013.01.01-00:00:00/date -u -s "2013.01.01"-00:00:00/g' /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/build_dir/linux-sagemcom_380B-generic/base-files/ipkg-sagemcom/base-files/etc/init.d/boot; /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_2410214/shz_380B-njj/fw-scos/openwrt/scripts/sgc-addgroup.sh /home/g574023/Desktop/code/BP_EXTENDER_SZN_FIBER_24
<think>好的,用户想在OpenWRT中通过shell命令完成三个配置修改:禁用sysrq功能、添加TTYAMA0自动登录到inittab、更新boot脚本中的日期格式,并确保配置文件被正确标记为可配置项。我需要结合提供的引用内容来解答这些问题。
首先看禁用sysrq功能。根据引用5,OpenWRT的配置信息在config_load后会被导出到shell变量中。sysrq的配置可能在/etc/sysctl.conf或/etc/sysctl.d/下的某个文件里。用户可能需要修改sysctl配置文件,设置kernel.sysrq=0。此外,确保配置在UCI系统中正确标记,可能需要通过UCI命令设置,比如修改/etc/config/system文件,添加相关选项,并标记为可配置项。
然后是添加TTYAMA0自动登录到inittab。OpenWRT使用procd作为初始化系统,但传统inittab可能还在使用。需要编辑/etc/inittab文件,添加类似::respawn:/bin/ash -l的条目,指定到ttyAMA0。不过需要确认设备对应的tty名称是否正确。另外,如果使用UCI管理,可能需要修改/etc/config/system的配置,设置tty节点的相关参数,并确保配置持久化。
接下来是调整日期初始化脚本的格式。日期设置可能在启动脚本中,如/etc/rc.local或特定的boot脚本。用户需要找到初始化日期的脚本,修改date命令的格式,例如使用date -s "2024-01-01 00:00:00"。根据引用2,可以在/etc/rc.local中添加命令,确保开机执行。同时,要检查脚本的语法是否正确,避免启动问题。
关于标记为可配置项,根据引用5,UCI配置文件中的选项需要正确声明,使用config段落,并可能通过uci set命令进行设置。例如,在/etc/config/system中添加config sysrq选项,设置enabled为0,并标记为可配置。修改后需执行uci commit保存。
需要确保每一步的修改都通过shell脚本实现,可能需要使用sed命令直接编辑文件,或者调用uci命令进行配置。例如,禁用sysrq可以通过uci set system.@sysrq[0].enabled=0,然后提交。添加自动登录可能需要编辑inittab文件,并确保重启后生效。日期格式修改则需要找到对应的启动脚本,替换date命令的参数。
另外,引用4提到可以将脚本打包为可执行程序,但用户可能只需要编写shell脚本并设置执行权限。引用3中的DDNS脚本示例可能对日期检查有帮助,比如定时任务对比时间,但这里主要需要修改初始化设置。
最后,要确保所有修改在重启后仍然有效,可能需要将配置写入UCI管理的文件中,或者将脚本添加到启动项,如/etc/rc.local(引用2)。同时,测试每个步骤的正确性,避免系统启动失败。</think>### 分步解决方案
#### 1. **禁用sysrq功能**
**操作步骤:**
- **修改内核参数**:通过sysctl配置禁用sysrq。
```bash
echo "kernel.sysrq = 0" >> /etc/sysctl.conf
sysctl -p
```
- **UCI配置(可选)**:若需通过OpenWRT的UCI系统管理配置,需在`/etc/config/system`中添加:
```bash
uci set system.@sysrq[0].enabled=0
uci commit system
```
需确保配置文件中有`config sysrq`段落[^5]。
---
#### 2. **添加TTYAMA0自动登录到inittab**
**操作步骤:**
- **编辑`/etc/inittab`**:添加自动登录配置。
```bash
echo "ttyAMA0::respawn:/bin/ash --login" >> /etc/inittab
```
- **重启init进程**:
```bash
kill -HUP 1 # 或执行/etc/init.d/system reload
```
- **验证配置**:通过`ps | grep ash`检查进程是否运行。
---
#### 3. **更新boot脚本中的日期格式**
**操作步骤:**
- **查找日期初始化脚本**:通常在`/etc/rc.local`或`/etc/init.d/boot`中。
```bash
sed -i 's/date.*/date -s "2024-01-01 00:00:00"/' /etc/init.d/boot
```
- **确保脚本可执行**:
```bash
chmod +x /etc/init.d/boot
```
- **测试修改**:重启或手动执行脚本验证日期格式。
---
#### 4. **标记配置文件为可配置项**
**操作步骤:**
- **通过UCI声明配置**:在`/etc/config/system`中定义配置段落,例如:
```bash
uci set system.@date_format[0].format="YYYY-MM-DD HH:mm:ss"
uci commit system
```
- **确保配置加载**:在脚本中调用`config_load system`以读取配置。
---
### 完整脚本示例
```bash
#!/bin/sh
# 禁用sysrq
echo "kernel.sysrq = 0" >> /etc/sysctl.conf
sysctl -p
# 添加TTY自动登录
echo "ttyAMA0::respawn:/bin/ash --login" >> /etc/inittab
kill -HUP 1
# 更新日期格式
sed -i 's/date.*/date -s "2024-01-01 00:00:00"/' /etc/init.d/boot
# 标记为UCI可配置项
uci set system.@sysrq[0].ena
给我一份nginx通过/etc/init.d的启动脚本
以下是一个简单的nginx通过/etc/init.d的启动脚本:
```
#!/bin/sh
### BEGIN INIT INFO
# Provides: nginx
# Required-Start: $all
# Required-Stop: $all
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: nginx web server
# Description: nginx is a high-performance web server and reverse proxy.
### END INIT INFO
# Author: Your Name <[email protected]>
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/nginx
NAME=nginx
DESC=nginx
# Check if binary exists
test -x $DAEMON || exit 0
# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present.
. /lib/lsb/init-functions
# Include nginx defaults if available
if [ -f /etc/default/nginx ] ; then
. /etc/default/nginx
fi
# Function that starts the daemon/service
do_start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
--exec $DAEMON --test > /dev/null \
|| return 1
start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
--exec $DAEMON -- \
$DAEMON_OPTS \
|| return 2
}
# Function that stops the daemon/service
do_stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile /var/run/$NAME.pid
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
# Wait for children to finish too if this is a daemon that forks
# and if the daemon is only ever run from this initscript.
# If the above conditions are not satisfied then add some other code
# that waits for the process to drop all resources that could be
# needed by services started subsequently. A last resort is to
# sleep for some time.
start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
[ "$?" = 2 ] && return 2
# Many daemons don't delete their pidfiles when they exit.
rm -f /var/run/$NAME.pid
return "$RETVAL"
}
# Function that sends a SIGHUP to the daemon/service
do_reload() {
start-stop-daemon --stop --signal HUP --quiet --pidfile /var/run/$NAME.pid \
--exec $DAEMON --name $NAME
return 0
}
# Function that returns the status of the daemon/service
do_status() {
status_of_proc -p /var/run/$NAME.pid "$DAEMON" "$NAME" && exit 0 || exit $?
}
case "$1" in
start)
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
status)
do_status
;;
restart|force-reload)
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
case "$?" in
0|1)
do_start
case "$?" in
0) log_end_msg 0 ;;
1) log_end_msg 1 ;; # Old process is still running
*) log_end_msg 1 ;; # Failed to start
esac
;;
*)
# Failed to stop
log_end_msg 1
;;
esac
;;
reload)
log_daemon_msg "Reloading $DESC" "$NAME"
do_reload
log_end_msg $?
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload|force-reload}" >&2
exit 3
;;
esac
exit 0
```
将此脚本保存到/etc/init.d/nginx,并确保其可执行。之后你就可以使用以下命令启动、停止、重启和检查状态:
```
sudo service nginx start
sudo service nginx stop
sudo service nginx restart
sudo service nginx status
```
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