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update 2026-07-28 01:38:11
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#!/bin/sh
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. /usr/share/libubox/jshn.sh
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# 分区扩展服务
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case "$1" in
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list)
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echo '{
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"autopart": {
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"description": "Execute automatic partition expansion"
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},
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"get_log": {
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"description": "Get operation log",
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"arguments": {
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"position": "string"
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}
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},
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"get_devices": {
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"description": "Get available disk devices"
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},
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"get_status": {
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"description": "Get operation status"
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},
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"save_config": {
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"description": "Save configuration",
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"arguments": {
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"target_function": "string",
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"target_disk": "string",
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"keep_config": "string",
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"format_type": "string"
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}
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}
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}'
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;;
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call)
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case "$2" in
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autopart)
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if [ -f "/var/run/partexp.lock" ]; then
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echo '{"error": "Another operation is in progress"}'
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return 1
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fi
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# 检查配置文件是否存在
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if [ ! -f "/etc/config/partexp" ]; then
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echo '{"error": "Configuration file not found. Please save settings first."}'
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return 1
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fi
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# 创建锁文件
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touch /var/run/partexp.lock
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# 执行分区操作（后台异步执行）
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{
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# 清空日志文件
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echo "" > /tmp/partexp.log
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# 调用原 partexp 脚本
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/usr/bin/partexp autopart > /tmp/partexp.log 2>&1
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# 清理锁文件
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rm -f /var/run/partexp.lock
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} &
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echo '{"success": true, "pid": "'$!'", "message": "Partition expansion started"}'
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;;
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get_log)
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# 获取操作日志
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read input
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json_load "$input"
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json_get_vars position
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if [ ! -f "/tmp/partexp.log" ]; then
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echo '{"log": "", "complete": true}'
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return 0
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fi
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if [ -z "$position" ] || [ "$position" = "0" ]; then
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# 从头读取
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log_content=$(cat /tmp/partexp.log 2>/dev/null | tail -c 2048000)
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new_position=$(stat -c%s /tmp/partexp.log 2>/dev/null || echo "0")
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json_init
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json_add_string "log" "$log_content"
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json_add_boolean "complete" false
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json_add_string "position" "$new_position"
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json_dump
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else
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# 从指定位置读取
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position=${position:-0}
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file_size=$(stat -c%s /tmp/partexp.log 2>/dev/null || echo 0)
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if [ "$position" -lt "$file_size" ]; then
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log_content=$(tail -c +$((position + 1)) /tmp/partexp.log | head -c 2048000)
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new_position=$((position + ${#log_content}))
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json_init
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json_add_string "log" "$log_content"
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json_add_boolean "complete" false
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json_add_string "position" "$new_position"
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json_dump
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else
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json_init
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json_add_string "log" ""
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json_add_boolean "complete" true
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json_add_string "position" "$position"
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json_dump
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fi
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fi
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;;
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get_devices)
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# 获取可用设备列表 - 仅磁盘
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json_init
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json_add_array "devices"
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# 所有可能的磁盘设备模式
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disk_patterns="
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^sd[a-z]$
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^mmcblk[0-9]+$
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^nvme[0-9]+n[0-9]+$
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^vd[a-z]$
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^hd[a-z]$
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^xvd[a-z]$
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^ubd[a-z]+$
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^dasd[a-z]+$
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^cciss[0-9]+$
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^ida[0-9]+$
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^rd[0-9]+$
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^mtdblock[0-9]+$
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^nbd[0-9]+$
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^zram[0-9]+$
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"
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for dev in /sys/class/block/*; do
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dev_name=$(basename "$dev")
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# 跳过分区、loop、dm 设备
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if [ -f "$dev/partition" ] || [ -d "$dev/loop" ] || [ -d "$dev/dm" ]; then
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continue
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fi
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# 检查是否为磁盘设备
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is_disk=0
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for pattern in $disk_patterns; do
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if echo "$dev_name" | grep -qE "$pattern"; then
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is_disk=1
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break
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fi
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done
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if [ $is_disk -eq 1 ]; then
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size="0"
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if [ -f "$dev/size" ]; then
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size_sectors=$(cat "$dev/size")
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size=$((size_sectors / 2048))
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fi
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json_add_object
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json_add_string "name" "$dev_name"
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json_add_string "dev" "/dev/$dev_name"
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json_add_int "size" "$size"
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json_close_object
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fi
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done
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json_close_array
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json_dump
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;;
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get_status)
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# 获取操作状态
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if [ -f "/var/run/partexp.lock" ]; then
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echo '{"running": true}'
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else
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echo '{"running": false}'
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fi
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;;
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save_config)
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# 保存配置
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read input
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json_load "$input"
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json_get_vars target_function target_disk keep_config format_type
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# 验证参数
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if [ -z "$target_function" ]; then
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echo '{"error": "Missing target_function parameter"}'
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return 1
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fi
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# 设置默认值
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target_disk="${target_disk:-}"
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keep_config="${keep_config:-0}"
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format_type="${format_type:-0}"
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# 构建配置内容
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CONFIG_FILE="/etc/config/partexp"
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mkdir -p "$(dirname "$CONFIG_FILE")"
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cat > "$CONFIG_FILE" << EOF
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# Auto-generated by partexp
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config global global
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option target_function '$target_function'
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option target_disk '$target_disk'
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option keep_config '$keep_config'
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option format_type '$format_type'
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EOF
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if [ $? -eq 0 ]; then
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echo '{"success": true, "message": "Configuration saved"}'
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else
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echo '{"error": "Failed to save configuration"}'
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return 1
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fi
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;;
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*)
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echo '{"error": "Method not found"}'
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;;
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esac
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;;
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*)
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echo '{"error": "Invalid action"}'
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;;
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esac
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