155 lines
3.3 KiB
Text
155 lines
3.3 KiB
Text
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#!/bin/bash
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#
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# script to do drive mirroring of another machine
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# Copyright 2002, David Lane for Egressive Limited, www.egressive.com
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#
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#
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VERSION=0.1
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#
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# Defaults
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#
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# default configuration file
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DEF_CONF=/etc/egrsync/egrsync.conf
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#
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# default log file
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DEF_LOG=/etc/egrsync/egrsync.log
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#
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# Commands
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# the current date
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DATE=`date '+%Y-%m-%d-%a'`
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#
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# a timestamp for logging purposes
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TIMESTAMP=`date '+%Y-%m-%d %H:%M.%S'`
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#
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# function to direct a message...
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message() {
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echo "$0: $TIMESTAMP $@" >> $LOG
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verbose "$TIMESTAMP $@"
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}
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#
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# insert a blank line into the log and on the console
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insert_blank() {
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echo "" >> $LOG
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verbose ""
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}
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#
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# function to direct a message...
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verbose() {
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if test $VERBOSE=1 ; then
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echo "$@"
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fi
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}
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#
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# function to perform the rsyncing
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rsync() {
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excludes
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message "performing rsync..."
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for DIR in $DIRS ;
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do
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message "starting $DIR..."
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rsync $FLAGS $EXCLUDES $USER@$SERVER:$DIR $BASEDIR
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message "done with $DIR."
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done
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}
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#
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# build excludes list
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excludes() {
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for PAT in $EXCLUDE ;
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do
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EXCLUDES="$EXCLUDES --exclude $PAT"
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done
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}
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#
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#
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# control loop, using external arguments
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#
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# process command line arguments
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#
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# set some default values, so that we can test if they've
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# been set in the configuration file...
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VERBOSE=0
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CONF=0
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LOG=""
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#
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# set the default mode in case somebody figures out how to get
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# past the options below...
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MODE=help
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#
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# cycle through the commandline options
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while test $# -ne 0 ; do # while there are arguments
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case $1 in
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--config|-c)
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shift # shift from the flag to the value
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verbose "setting configuration file to $1"
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CONF=$1 # record the value
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;;
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--log|-l)
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shift # shift from the flag to the value
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verbose "setting log file to $1"
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LOG=$1 # record the value
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;;
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--verbose|-v)
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VERBOSE=1
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verbose "setting verbosity to true"
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;;
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#
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# these are the primary (and mutually exclusive) modes
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# of operation for this system...
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--rsync|-r)
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MODE=rsync
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verbose "setting mode to $MODE"
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;;
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--help|-?|?|-h)
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MODE=help
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verbose "setting mode to $MODE"
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;;
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esac
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shift
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done
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#
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# set the log file appropriately
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#
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if test -z $LOG ; then
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LOG=$DEF_LOG
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fi
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#
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# read in config info, from the config
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# file provided, or, if none is provided
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# from the default file...
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if test -f $CONF ; then
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. $CONF
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message "reading config file: $CONF"
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elif test -f "$DEF_CONF" ; then
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message "reading default config file: $DEF_CONF"
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. "$DEF_CONF"
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else
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message "config file $DEF_CONF does not exist!"
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exit 1
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fi
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#
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# Now actually try to do the job we've been asked to do...
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#
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case $MODE in
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rsync)
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rsync
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insert_blank
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;;
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help)
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echo ""
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echo "$0 version $VERSION, copyright 2002 Egressive Limited, www.egressive.com"
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echo ""
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echo "Use rsync to mirror a series of paths (excluding some files if desired)"
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echo ""
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echo "Usage: $0 {-r|-c|-l}"
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echo "-r or --rsync - rsyncs the directories described in $DEF_CONF -
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echo " or the conf file specifed by -c"
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echo "-v or --verbose - give extra feedback on progress to stdout"
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echo "-c or --config config_filename - use an alternate configuration file"
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echo "-l or --log log_filename - use an alternate log file"
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echo "-? or --help - display this help information"
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echo ""
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exit 1
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;;
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esac
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exit 0
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