#!/bin/bash

LOGDIR="/var/log/recordshell/"
LOGGING_PID="$$"
FILEPREFIX="$LOGDIR/$(date '+%Y-%m-%d')/$(date '+%Y-%m-%d_%H-%M-%S')-$LOGGING_PID"; 

mkdir -p $FILEPREFIX
if [ "$?" != "0" ];then
   echo "Unable to create directory structure $FILEPREFIX"
   exit 1
fi

logger -s -t recordshell "[$LOGGING_PID] Starting logged shell session: ${FILEPREFIX}/typescript, ${FILEPREFIX}/timing (sudo user $SUDO_USER, sudo command $SUDO_COMMAND)"
script -q -f --timing=${FILEPREFIX}/timing ${FILEPREFIX}/typescript
logger -s -t recordshell "[$LOGGING_PID] Finished logged shell session: ${FILEPREFIX}/typescript, ${FILEPREFIX}/timing (sudo user $SUDO_USER, sudo command $SUDO_COMMAND)"

gzip ${FILEPREFIX}/typescript
if [ "$?" != "0" ];then
   logger -s -t recordshell "[$LOGGING_PID] compression of ${FILEPREFIX}/typescript failed"
else
   logger -s -t recordshell "[$LOGGING_PID] compression of ${FILEPREFIX}/typescript successful (MD5SUM $(md5sum ${FILEPREFIX}/typescript.gz|awk '{print $1}'))"
fi

gzip ${FILEPREFIX}/timing
if [ "$?" != "0" ];then
   logger -s -t recordshell "[$LOGGING_PID] compression of ${FILEPREFIX}/timing failed"
else
   logger -s -t recordshell "[$LOGGING_PID] compression of ${FILEPREFIX}/timing successful (MD5SUM $(md5sum ${FILEPREFIX}/timing.gz|awk '{print $1}'))"
fi

logger -s -t recordshell "[$LOGGING_PID] execute to review : scriptreplay -t ${FILEPREFIX}/timing.gz ${FILEPREFIX}/typescript.gz"