1 #!/bin/sh
2 #
3 # Copyright (c) 2009 Nagios Plugins Development Team
4 #
5 # This program is free software: you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation, either version 3 of the License, or
8 # (at your option) any later version.
9 #
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
14 #
15 # You should have received a copy of the GNU General Public License
16 # along with this program. If not, see <http://www.gnu.org/licenses/>.
18 set -e
19 set -u
21 prefix='/home/git'
23 PATH="$prefix/opt/git/bin:/bin:/usr/bin"
24 export PATH
26 gitnotify="$prefix/libexec/git-notify"
27 recipient='Nagios Plugins Commit List <nagiosplug-checkins@lists.sourceforge.net>'
28 maxcommits=100
29 maxdiffsize=$((300 * 1024))
30 gitweburl='http://repo.or.cz/w'
31 tempprefix='/dev/shm'
32 fourtyzeros=$(printf '%.40u' 0)
33 myself=${0##*/}
35 checkrefs()
36 {
37 turn=$1
39 git show-ref | while read object ref
40 do
41 refdir="$tempdir/${ref%/*}"
42 reffile="$tempdir/$ref"
44 if [ $turn -eq 2 -a -f "$reffile" ] \
45 && grep "^1 $object$" "$reffile" >'/dev/null'
46 then # The ref has not been modified.
47 rm -f "$reffile"
48 else
49 mkdir -p "$refdir"
50 echo "$turn $object" >>"$reffile"
51 fi
52 done
53 }
55 if [ $# -lt 1 ]
56 then
57 echo >&2 "Usage: $myself <repository> ..."
58 exit 1
59 fi
61 tempdir=$(mktemp -d "$tempprefix/$myself.XXXXXX")
62 tempfile=$(mktemp "$tempprefix/$myself.XXXXXX")
63 trap 'rm -rf "$tempdir" "$tempfile"' EXIT
65 for repository in "$@"
66 do
67 cd "$repository"
69 checkrefs 1
70 if ! git remote update --prune >"$tempfile" 2>&1
71 then
72 cat >&2 "$tempfile"
73 exit 1
74 fi
75 git fetch --quiet --tags
76 checkrefs 2
78 find "$tempdir" -type 'f' -print | while read reffile
79 do
80 ref=${reffile#$tempdir/}
81 old=$(awk '$1 == "1" { print $2; exit }' "$reffile")
82 new=$(awk '$1 == "2" { print $2; exit }' "$reffile")
83 old=${old:-$fourtyzeros}
84 new=${new:-$fourtyzeros}
86 echo "$old" "$new" "$ref"
87 done | $gitnotify \
88 -m "$recipient" \
89 -n "$maxcommits" \
90 -s "$maxdiffsize" \
91 -u "$gitweburl"
93 cd "$OLDPWD"
94 done