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if [[ "$1" == "" ]]; then
echo "usage: greplog.sh <options> <keyword>"
echo "<options>"
echo "-t 默认当前年月日时"
echo "-t [前x小时]"
echo "-t [指定日小时 例如 0114]"
echo "-t [指定月日小时 例如 120114]"
exit 1
fi
D=
# 传入的参数
args=("$@")
# grep 过滤的条件
args_filter=()
LOG=
LOGDIR=/tmp/lb/log/
# 遍历传入的参数 进行拼接
for ((i = 0; i < ${#args[@]}; i++)); do
if [[ "${args[$i]}" == "-t" ]]; then
n=$(($i + 1))
D="${args[$n]}"
i=$(($i + 1))
else
args_filter[${#args_filter[@]}]="${args[$i]}"
fi
done
# 初始默认的日志文件筛选参数
if [[ "$D" == "" ]]; then
D="0"
fi
# 开始拼接筛选日志文件的条件
if [ $D -eq "0" ]; then
LOG=$(date "+%Y%m%d%H")".log"
elif [ ${#D} -eq 1 ]; then
LOG=$(date -d "-${D} hour" +%Y%m%d%H)".log"
elif [ ${#D} -eq 2 ]; then
LOG=$(date -d "-${D} hour" +%Y%m%d%H)".log"
elif [ ${#D} -eq 3 ]; then
D=0$D
LOG=$(date "+%Y%m")$D".log"
elif [ ${#D} -eq 4 ]; then
LOG=$(date "+%Y%m")$D".log"
elif [ ${#D} -eq 5 ]; then
D=0$D
LOG=$(date "+%Y")$D".log"
elif [ ${#D} -eq 6 ]; then
LOG=$(date "+%Y")$D".log"
fi
# 拼装日志文件目录
LOG=$LOGDIR"*"$LOG
LOG=${LOG//\\/\/}
# 查看目录是否有日志文件
NLOG=$(ls $LOG | wc -l)
if [ $NLOG -eq 0 ]; then
echo
echo "file $LOG not existed, stop"
echo
exit 1
fi
#echo
#echo "exec \"cat $LOG | grep -a ${args_filter[*]}\""
#echo
# 开始查日志
cat $LOG | grep -a "${args_filter[@]}" | sort -k4
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