svn-commit-notify

#!/usr/bin/env bash
#
#  Synopsis:
#	Notify users of an svn commit
#  Usage:
#	#  typical called by the script <repo>/repos/hooks/post-commit
#
#	PATH=/usr/local/bin:/usr/bin:/bin
#	svn-commit-notify repo rev [--notify email@adress.com]+
#	svn-commit-notify repo rev					\
#		--notify jmscott@setspace.com				\
#		--notify stan.robinson@americanmessaging.net
#  See:
#	https://github.com/jmscott/work/svn-commit-notify
#  Note:
#	Unfortunatly, the option --notify only accepts fully qualified email
#	SMTP addresses.  Local address are not allowed (like root).
#

PROG=$(basename $0)
USAGE="usage: $PROG repo rev [--notify email@adress.com]+"

LOOK_OUT=${TMPDIR:=/tmp}/$PROG.$$
trap "rm -f $LOOK_OUT" EXIT

die()
{
	echo "$PROG: ERROR: $@" >&2
	echo $USAGE
	exit 1
}

case $# in
0|1|2|*[13579])					# only even number args > 2
	die 'wrong number of arguments'
	;;
esac

REPOS="$1";
REV="$2";

shift;  shift

while [ "$1" ];  do
	ARG="$1";  shift
	case "$ARG" in
	--notify)
		N=$1
		shift

		case "$N" in
		'')
			die 'option --notify: missing email address'
			;;
		*@*)
			NOTIFY="$NOTIFY $N"
			;;
		*)
			die "option --notify; unexpected email address: $N"
			;;
		esac
		;;
	--*)
		die "unknown option: $ARG"
		;;
	*)
		die "unknown command line argument: $ARG"
		;;
	esac
done

R=$(basename $REPOS)
svnlook info $REPOS -r $REV >$LOOK_OUT 2>&1
STATUS=$?
if [ $STATUS != 0 ];  then
	(
		echo "svnlook $REPOS/$REV failed: exit status: $STATUS"
		echo
		echo "svnlook output follows:"
		cat $LOOK_OUT
	) | mail -x "ERROR: $REPOS/$REV: svnlook failed"
	die "$REPOS/$REV: svnlook failed"
fi
#
#  Fourth line has comment
#
SUBJECT="COMMIT: $R: $(awk 'NR == 4' $LOOK_OUT)"
(
	cat <<END
       SVN Host: $(hostname)
  SVN Repo Path: $REPOS
    SVN User Id: $(id)
           PATH: $PATH
SVN Commit Hook: $(which $0)

SVN Look Output:
END
	cat $LOOK_OUT
) | mail -s "$SUBJECT" $NOTIFY <$LOOK_OUT