From d62cbd3a035f8c0bc4c7ccce1d3ed8e9905b74f6 Mon Sep 17 00:00:00 2001
From: Michael Hanselmann <hansmi@google.com>
Date: Mon, 23 Jan 2012 20:35:11 +0100
Subject: [PATCH] fmtjson: A tool to format JSON data
While debugging an issue recently I had the pleasure of looking at a
long, single-line string of JSON data. This simple utility makes it
possible to format such data into a readable format.
Signed-off-by: Michael Hanselmann <hansmi@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>
---
Makefile.am | 1 +
tools/fmtjson | 45 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+)
create mode 100755 tools/fmtjson
diff --git a/Makefile.am b/Makefile.am
index a3165b5a1..d3cefb749 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -550,6 +550,7 @@ python_scripts = \
tools/cfgupgrade12 \
tools/cluster-merge \
tools/confd-client \
+ tools/fmtjson \
tools/lvmstrap \
tools/move-instance \
tools/ovfconverter \
diff --git a/tools/fmtjson b/tools/fmtjson
new file mode 100755
index 000000000..0bfb114fd
--- /dev/null
+++ b/tools/fmtjson
@@ -0,0 +1,45 @@
+#!/usr/bin/python
+#
+
+# Copyright (C) 2011 Google Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+"""Tool to format JSON data.
+
+"""
+
+import sys
+import simplejson
+
+
+def main():
+ """Main routine.
+
+ """
+ if len(sys.argv) > 1:
+ sys.stderr.write("Read JSON data from standard input and write a"
+ " formatted version on standard output. There are"
+ " no options or arguments.\n")
+ sys.exit(1)
+
+ data = simplejson.load(sys.stdin)
+ simplejson.dump(data, sys.stdout, indent=2, sort_keys=True)
+ sys.stdout.write("\n")
+
+
+if __name__ == "__main__":
+ main()
--
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