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IP-Sentinel/core/runner.sh

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#!/bin/bash
# ==========================================================
# 脚本名称: runner.sh
# 核心功能: 主控调度枢纽,管理防并发锁与 Feature Flag 概率轮盘
# ==========================================================
INSTALL_DIR="/opt/ip_sentinel"
CONFIG_FILE="${INSTALL_DIR}/config.conf"
# --- [基础环境构建] ---
if [ ! -f "$CONFIG_FILE" ]; then
echo "配置文件丢失,请重新运行 install.sh"
exit 1
fi
source "$CONFIG_FILE"
# ==========================================================
# [防线 1] 进程排他锁管控
# 严格防止高频并发重入引发的底层内存雪崩与死锁
# ==========================================================
exec 200>"/tmp/ip_sentinel_runner.lock"
if ! flock -n 200; then
echo "[$(date)] ⚠️ 上一轮巡逻任务尚未结束,本次触发自动取消。" >> "$LOG_FILE"
exit 0
fi
# --- [系统级日志通道] ---
log() {
local module=$1
local level=$2
local msg=$3
local local_ver="${AGENT_VERSION:-未知}"
mkdir -p "${INSTALL_DIR}/logs"
local core_msg=$(printf "[v%-5s] [%-5s] [%-7s] [%s] %s" "$local_ver" "$level" "$module" "$REGION_CODE" "$msg")
echo "[$(date -u '+%Y-%m-%d %H:%M:%S UTC')] $core_msg" >> "$LOG_FILE"
if command -v logger >/dev/null 2>&1; then
logger -t ip-sentinel "$core_msg"
else
echo "$core_msg"
fi
}
export -f log
export CONFIG_FILE INSTALL_DIR
# ==========================================================
# [防线 2] 行为学隐蔽 (Cron Jitter)
# 彻底消除僵尸网络同频定时唤醒特征,自然打散全球并发请求
# ==========================================================
if [ -t 1 ]; then
log "SYSTEM" "INFO " "💻 检测到人工终端干预,跳过静默休眠,立即执行任务!"
else
JITTER_TIME=$((RANDOM % 180))
log "SYSTEM" "INFO " "⏱️ 主控引擎由后台唤醒,进入防并发随机休眠状态: ${JITTER_TIME} 秒..."
sleep $JITTER_TIME
fi
# ==========================================================
# 智能轮盘赌调度系统 (基于 Feature Flag)
# ==========================================================
log "SYSTEM" "INFO" "休眠结束,开始计算本轮任务轮盘..."
TARGET_MOD=""
MOD_NAME=""
# 概率任务分配模型
if [ "$ENABLE_GOOGLE" == "true" ] && [ "$ENABLE_TRUST" == "true" ]; then
# 优先锚定地理画像,辅助洗刷风控分
ROLL=$((RANDOM % 100 + 1))
if [ $ROLL -le 70 ]; then
TARGET_MOD="mod_google.sh"
MOD_NAME="Google 区域纠偏"
else
TARGET_MOD="mod_trust.sh"
MOD_NAME="IP 信用净化"
fi
elif [ "$ENABLE_GOOGLE" == "true" ]; then
TARGET_MOD="mod_google.sh"
MOD_NAME="Google 区域纠偏"
elif [ "$ENABLE_TRUST" == "true" ]; then
TARGET_MOD="mod_trust.sh"
MOD_NAME="IP 信用净化"
else
log "SYSTEM" "WARN" "节点未开启任何养护模块,跳过本轮执行。"
exit 0
fi
# ----------------------------------------------------------
# 安全执行与资源剥离
# ----------------------------------------------------------
if [ -n "$TARGET_MOD" ] && [ -x "${INSTALL_DIR}/core/${TARGET_MOD}" ]; then
log "SYSTEM" "INFO" "命中触发条件,加载并执行子模块: ${MOD_NAME}"
# [进程隔离与降耗] 赋予最低 CPU 优先级,并强制剥离排他锁的继承权,防止子进程假死拖垮全局
nice -n 19 bash "${INSTALL_DIR}/core/${TARGET_MOD}" 200>&-
else
log "SYSTEM" "ERROR" "配置了模块 ${MOD_NAME},但未找到对应的可执行脚本: ${TARGET_MOD}"
fi
log "SYSTEM" "INFO" "本轮所有模块调度完毕,哨兵继续隐蔽待命。"