From 0b6423f9c99d9edf8c96fefd0f6c453859395aa1 Mon Sep 17 00:00:00 2001
From: Holger Weiss <holger@zedat.fu-berlin.de>
Date: Mon, 30 Sep 2013 00:03:24 +0200
Subject: Import Nagios Plugins site

Import the Nagios Plugins web site, Cronjobs, infrastructure scripts,
and configuration files.
---
 bin/git-mirror | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100755 bin/git-mirror

(limited to 'bin/git-mirror')

diff --git a/bin/git-mirror b/bin/git-mirror
new file mode 100755
index 0000000..af54a14
--- /dev/null
+++ b/bin/git-mirror
@@ -0,0 +1,84 @@
+#!/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'
+
+temp_prefix='/run/shm'
+fourty_zeros=$(printf '%.40u' 0)
+myself=${0##*/}
+
+check_refs()
+{
+	turn=$1
+	temp_dir=$2
+
+	git show-ref | while read object ref
+	do
+		ref_dir="$temp_dir/${ref%/*}"
+		ref_file="$temp_dir/$ref"
+
+		if [ $turn -eq 2 -a -f "$ref_file" ] \
+		    && grep "^1 $object$" "$ref_file" >'/dev/null'
+		then	# The ref has not been modified.
+			rm -f "$ref_file"
+		else
+			mkdir -p "$ref_dir"
+			echo "$turn $object" >>"$ref_file"
+		fi
+	done
+}
+
+if [ $# -lt 1 ]
+then
+	echo >&2 "Usage: $myself <repository> ..."
+	exit 2
+fi
+
+temp_dir=$(mktemp -d "$temp_prefix/$myself.XXXXXX")
+temp_file=$(mktemp "$temp_prefix/$myself.XXXXXX")
+trap 'rm -rf "$temp_dir" "$temp_file"' EXIT
+
+for repository in "$@"
+do
+	hook="$repository/hooks/post-receive"
+	cd "$repository"
+
+	check_refs 1 "$temp_dir"
+	if ! git remote update --prune >"$temp_file" 2>&1
+	then
+		cat >&2 "$temp_file"
+		exit 1
+	fi
+	git fetch --quiet --tags
+	check_refs 2 "$temp_dir"
+
+	if [ -x "$hook" ]
+	then
+		find "$temp_dir" -type 'f' -print | while read ref_file
+		do
+			ref=${ref_file#$temp_dir/}
+			old=$(awk '$1 == "1" { print $2; exit }' "$ref_file")
+			new=$(awk '$1 == "2" { print $2; exit }' "$ref_file")
+			old=${old:-$fourty_zeros}
+			new=${new:-$fourty_zeros}
+
+			echo "$old" "$new" "$ref"
+		done >"$temp_file"
+		test -s "$temp_file" && "$hook" <"$temp_file"
+	fi
+	cd "$OLDPWD"
+done
-- 
cgit v1.2.3-74-g34f1