#!/bin/sh
# Manage a nightly mirror run.
# Most of the dirty work is done via mm.  This
# really just handles the logs and mails them out.

# Where mirror and mm are to be found
home=/src.doc.ic.ac.uk/public/ic.doc/mirror

# Who and how to mail stuff back
mailto=lmjm
mail=mail
mailargs="-s 'nightly mirror log'"

# Arguemnt to pass to sort to get it to show the biggest files
# in a directory listing.
#BSD usually +3n, System 5 usually +4n.
biggest=+3n

# You shouldn't have to change anything below here.

# Log output here.
log=mirror.nightly.out

cd $home

if [ -r $log ]; then
	# Keep one days backups of the old logs
	mv -f $log $log.old
fi

# Run mirror master
#  It will output all the pagage log info' into files in
# the logs/ directory.
rm -f $log
if test ! -d logs; then mkdir logs; fi
./mm -debug mmin >$log 2>&1 < /dev/null

# Send me the "interesting" bits of the logs
# The old, new and big stuff
logs_ls=/tmp/logs-ls
ls -ltr logs > $logs_ls
(
	echo Unlinks needed on:
	grep -l "^NEED" logs/*
	echo Old:
	head $logs_ls
	echo
	echo Recent:
	tail $logs_ls
	echo
	echo Bigest:
	sort $biggest < $logs_ls | tail
	echo
	echo Those logs in full:
	cat -s logs/*
) | eval $mail $mailargs $mailto
rm -f $logs_ls