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#!/bin/bash
#=======================================================================
# FILE: scripts/fetch-data.sh
# DESC: 从目标板卡 (RK3588 / Ubuntu 22.04) 下载数据库与日志到本地。
# 默认抓取板卡运行目录 /root/work/h100/data/ 下的:
# power_data.db (+ -wal/-shm) 主机功率数据库
# feedback_data.db 反馈落盘数据库
# pccu_data.db (+ -wal/-shm) pCCU 帧日志数据库
# pCanBridge_data.db (+ -wal/-shm) pCanBridge CAN 帧数据库
# pPowerManger.log / pCCU.log 运行日志
# 可选 --journal 一并导出各 systemd 服务的 journal 日志。
#
# 用法:
# ./scripts/fetch-data.sh # 下载 db + 日志到本地 data/board-<时间>/
# ./scripts/fetch-data.sh --journal # 额外导出 systemd journal
# ./scripts/fetch-data.sh --out-dir /tmp/xx # 指定本地保存目录
#
# 参数:
# --host <ip> 目标主机(默认 192.168.0.223)
# --user <user> 登录用户(默认 root)
# --board-dir <dir> 板卡部署根目录(默认 /root/work/h100)
# --out-dir <dir> 本地保存目录(默认 data/board-<时间>)
# --journal 额外导出各服务的 systemd journal 日志
# -h, --help 显示帮助
#
# 前置: 板卡已配免密 SSH(ssh-copy-id root@<host>)。
#=======================================================================
set -uo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(dirname "${SCRIPT_DIR}")"
HOST="192.168.0.223"
USER="root"
BOARD_DIR="/root/work/h100"
OUT_DIR=""
DO_JOURNAL=0
SERVICES=(moosdb pPowerManger pPowerMangerHost pCCU pCanBridge)
# 板卡 data 目录下需要下载的文件(含 SQLite WAL/SHM 以保证数据完整)
DATA_FILES=(
power_data.db power_data.db-wal power_data.db-shm
feedback_data.db
pccu_data.db pccu_data.db-wal pccu_data.db-shm
pCanBridge_data.db pCanBridge_data.db-wal pCanBridge_data.db-shm
pPowerManger.log pCCU.log
)
info() { printf '\033[1;36m[fetch-data]\033[0m %s\n' "$*"; }
ok() { printf '\033[1;32m[fetch-data]\033[0m %s\n' "$*"; }
warn() { printf '\033[1;33m[fetch-data]\033[0m %s\n' "$*"; }
err() { printf '\033[1;31m[fetch-data]\033[0m %s\n' "$*"; }
usage() {
sed -n '2,28p' "${BASH_SOURCE[0]}" | sed 's/^# \{0,1\}//'
exit 0
}
#-------------------------------------------------------------------
# 参数解析
#-------------------------------------------------------------------
while [ $# -gt 0 ]; do
case "$1" in
--host) [ $# -ge 2 ] || { err "--host 需要参数"; exit 1; }; HOST="$2"; shift 2 ;;
--user) [ $# -ge 2 ] || { err "--user 需要参数"; exit 1; }; USER="$2"; shift 2 ;;
--board-dir) [ $# -ge 2 ] || { err "--board-dir 需要参数"; exit 1; }; BOARD_DIR="$2"; shift 2 ;;
--out-dir) [ $# -ge 2 ] || { err "--out-dir 需要参数"; exit 1; }; OUT_DIR="$2"; shift 2 ;;
--journal) DO_JOURNAL=1; shift ;;
-h|--help) usage ;;
*) err "未知参数: $1(见 --help)"; exit 1 ;;
esac
done
SSH_TARGET="${USER}@${HOST}"
SSH="ssh -o BatchMode=yes -o ConnectTimeout=5"
SCP="scp -o BatchMode=yes -o ConnectTimeout=5"
#-------------------------------------------------------------------
# 1. 前置检查
#-------------------------------------------------------------------
if ! ${SSH} "${SSH_TARGET}" 'true' 2>/dev/null; then
err "无法免密 SSH 到 ${SSH_TARGET}"
err "请先配置免密登录: ssh-copy-id ${SSH_TARGET}"
exit 1
fi
ok "SSH 连接正常: ${SSH_TARGET}"
if [ -z "${OUT_DIR}" ]; then
OUT_DIR="${PROJECT_ROOT}/data/board-$(date +%Y%m%d-%H%M%S)"
fi
mkdir -p "${OUT_DIR}" || { err "无法创建本地目录 ${OUT_DIR}"; exit 1; }
info "本地保存目录: ${OUT_DIR}"
#-------------------------------------------------------------------
# 2. 下载 data 目录下的数据库与日志
#-------------------------------------------------------------------
BOARD_DATA="${BOARD_DIR}/data"
missing=0
for f in "${DATA_FILES[@]}"; do
if ${SSH} "${SSH_TARGET}" "[ -f ${BOARD_DATA}/${f} ]" 2>/dev/null; then
info "下载 ${f} ..."
${SCP} -q "${SSH_TARGET}:${BOARD_DATA}/${f}" "${OUT_DIR}/" \
|| { err "下载 ${f} 失败"; exit 1; }
ok "${f}"
else
warn "板卡上不存在: ${BOARD_DATA}/${f}(跳过)"
missing=$((missing+1))
fi
done
[ "${missing}" -eq "${#DATA_FILES[@]}" ] && { err "板卡 data 目录下没有任何可下载文件"; exit 1; }
#-------------------------------------------------------------------
# 3. 可选: 导出 systemd journal
#-------------------------------------------------------------------
if [ "${DO_JOURNAL}" = "1" ]; then
for s in "${SERVICES[@]}"; do
info "导出 journal: ${s} ..."
${SSH} "${SSH_TARGET}" "journalctl --no-pager -u ${s} 2>/dev/null" > "${OUT_DIR}/${s}.journal.log" \
|| { warn "导出 ${s} journal 失败(可能无记录)"; }
ok "${s}.journal.log"
done
fi
#-------------------------------------------------------------------
# 4. 完成
#-------------------------------------------------------------------
echo ""
ok "下载完成。本地文件:"
ls -lah "${OUT_DIR}" | sed 's/^/ /'
echo ""
info "查看数据库可用: sqlite3 ${OUT_DIR}/power_data.db .tables"