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|
#!/bin/sh
#
# Copyright (c) 2013 Nagios Plugins Development Team
#
# Originally written by Holger Weiss <holger@zedat.fu-berlin.de>.
#
# This file is free software; the Nagios Plugins Development Team gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY, to the extent permitted by law; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
set -e
set -u
export PATH='/usr/local/bin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin'
prefix='/home/plugins'
keep_days=2
snapshot_dir="$prefix/web/download/snapshot"
repository="$prefix/repositories/monitoring-plugins.git"
myself=${0##*/}
make_dist()
{
version=$1
tools/setup
./configure
make dist VERSION="$version"
}
create_snapshot()
{
branch=$1
snapshot_dir=$2
if git show-ref --verify --quiet "refs/heads/$branch"
then
git checkout --quiet "$branch"
else
git checkout --quiet --track "origin/$branch"
fi
version=$(git describe --abbrev=4 'HEAD' | sed 's/release-//')
tarball="monitoring-plugins-$version.tar.gz"
symlink="monitoring-plugins-$branch.tar.gz"
if [ ! -e "$snapshot_dir/$tarball" ]
then
make_dist "$version"
cp "$tarball" "$snapshot_dir"
git reset --quiet --hard
git clean --quiet --force -d -x
fi
cd "$snapshot_dir"
test -e "$tarball.sha1" || shasum -a 1 -b "$tarball" >"$tarball.sha1"
ln -s -f "$tarball" "$symlink"
ln -s -f "$tarball.sha1" "$symlink.sha1"
cd "$OLDPWD"
}
rm_old_snapshots()
{
snapshot_dir=$1
keep_days=$2
link_targets=$(find "$snapshot_dir" -type l -exec readlink '{}' ';')
find "$snapshot_dir" -type f -mtime "+$((keep_days - 1))" -print \
| while read file
do
referenced=0
for link_target in $link_targets
do
if [ "$link_target" = "${file##*/}" ]
then
referenced=1
break
fi
done
test $referenced -eq 1 || rm -f "$file"
done
}
if [ $# -eq 1 ] && [ "x$1" = 'x-h' -o "x$1" = 'x--help' ]
then
echo "Usage: $myself [branch ...]"
exit 0
fi
temp_dir=$(mktemp -d "/tmp/$myself.XXXXXX")
log_file="$temp_dir/log"
exec >"$log_file" 3>&2 2>&1
trap 'tail -n 25 "$log_file" >&3; rm -rf "$temp_dir"' EXIT
set -x
src_dir="$temp_dir/src"
git clone --quiet --shared --no-checkout "$repository" "$src_dir"
cd "$src_dir"
if [ $# -gt 0 ]
then
branches=$*
else
branches=$(git --git-dir="$repository" show-ref \
| awk -F '/' '/refs\/heads\/(master|maint|pu)/ {print $NF}')
fi
for branch in $branches
do
git show-ref --verify "refs/remotes/origin/$branch" \
&& create_snapshot "$branch" "$snapshot_dir"
done
cd "$OLDPWD"
rm_old_snapshots "$snapshot_dir" "$keep_days"
trap - EXIT
rm -rf "$temp_dir"
|
