-

hook/nsenter.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# 在要使用宿主机执行命令时引入该脚本
+# 示例
+# # shellcheck disable=SC1091
+# if [[ -d "/host/proc/1/" ]]; then source /apps/gitrce/hook/nsenter.sh "$0"; fi
+
+_script_path_this=$(realpath "$(ps -p $$ -o args= 2>/dev/null | awk '{print $2}')")
+_latter="${_script_path_this#/apps/data}"
+if [[ "$CONTAINER_NAME" == "" ]]; then CONTAINER_NAME=$(grep devices </proc/self/cgroup | grep -Po '[0-9a-z]{64}' | cut -c1-12); fi
+if [[ "${APPS_DATA}" == "" ]]; then APPS_DATA=$(docker inspect "$CONTAINER_NAME" -f '{{range .Mounts}}{{if eq .Destination "/apps/data"}}{{.Source}}{{end}}{{end}}'); fi
+if [[ "${APPS_DATA}" == "" ]]; then
+  # echo "nsenter.sh 未挂载 /apps/data 到外部路径"
+  _data_upper_dir=$(docker inspect "$CONTAINER_NAME" -f '{{.GraphDriver.Data.UpperDir}}')
+  _absolute_path="${_data_upper_dir}$_script_path_this"
+else
+  _absolute_path="${APPS_DATA}$_latter"
+fi
+
+nsenter --mount=/host/proc/1/ns/mnt --net=/host/proc/1/ns/net /usr/bin/bash "$_absolute_path"
+exit

hook/singleton.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+# shellcheck disable=SC2001
+# 单例模式
+# 示例
+# # shellcheck disable=SC1091
+# if [[ -d "/host/proc/1/" ]]; then source /apps/gitrce/hook/singleton.sh "$0"; fi
+
+__singleton_pattern() {
+  # 实现单例模式，确保同一时刻只有一个脚本实例在运行
+
+  _script_path_this=$(realpath "$(ps -p $$ -o args= 2>/dev/null | awk '{print $2}')")
+
+  # 生成 PID 文件的路径
+  _pid_name="$(echo "$_script_path_this" | sed 's:^/::; s/\//#/g; s/\.sh$/.pid/')" # 还原 echo "$result" | sed 's:^:/:' | sed 's/#/\//g; s/\.pid$/.sh/'
+  _pid_file="/apps/pid/$_pid_name"
+
+  # 创建 PID 文件所在的目录
+  mkdir -p "${_pid_file%/*}"
+
+  # 从 PID 文件中读取存储的 PID
+  _pid_data=$(cat "$_pid_file" 2>/dev/null)
+
+  # 根据存储的 PID 获取对应脚本的绝对路径
+  _script_path_pid=$(realpath "$(ps -p "$_pid_data" -o args= 2>/dev/null | awk '{print $2}')" 2>/dev/null)
+  if [[ "$_script_path_this" != "$_script_path_pid" ]]; then
+    # 如果当前脚本路径与存储的脚本路径不同，则更新 PID 文件并继续执行
+    echo "$$" >"$_pid_file"
+  else
+    # 如果相同，则说明已有实例在运行，输出相关信息并退出
+    echo "脚本单例模式运行, 已存在运行实例,当前脚本已退出"
+    echo "_pid_file: $_pid_file"
+    echo "_pid_data: $_pid_data"
+    echo "_script_path_this: $_script_path_this"
+    echo "_script_path_pid : $_script_path_pid"
+    exit 0
+  fi
+}
+
+__singleton_pattern

hook/sleep.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+# 需要在执行脚本延时一段时间, 可以调用该脚本...
+
+_t_sleep=$(shuf -i "$2"-"$3" -n 1)
+echo "延时:$_t_sleep"
+sleep "$_t_sleep"
+
+# 示例
+# if [[ "$1" == "sleep" ]]; then source /apps/gitrce/hook/sleep.sh "$0" 1 300; fi