From 6ddf1413762f92c7a742f3db5a83b96d02db5fd4 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Ouellet <jpo@vt.edu>
Date: Sun, 27 Nov 2016 01:12:53 -0500
Subject: [PATCH] Implement qvm-ls --list-fields

---
 doc/qvm-tools/qvm-ls.rst | 2 ++
 qvm-tools/qvm-ls         | 8 ++++++++
 2 files changed, 10 insertions(+)

diff --git a/doc/qvm-tools/qvm-ls.rst b/doc/qvm-tools/qvm-ls.rst
index 9867dd1d..f359ffc8 100644
--- a/doc/qvm-tools/qvm-ls.rst
+++ b/doc/qvm-tools/qvm-ls.rst
@@ -34,6 +34,8 @@ OPTIONS
     List only VM names one per line
 --raw-data
     Display specify data of specified VMs. Intended for bash-parsing.
+--list-fields
+    List field names valid for --raw-data
 
 AUTHORS
 =======
diff --git a/qvm-tools/qvm-ls b/qvm-tools/qvm-ls
index ce8e8609..824e0665 100755
--- a/qvm-tools/qvm-ls
+++ b/qvm-tools/qvm-ls
@@ -134,9 +134,17 @@ def main():
                         help="Display specify data of specified VMs.\
                               Intended for bash-parsing.")
 
+    parser.add_argument("--list-fields", dest="list_fields",
+                        action="store_true", default=False,
+                        help="List field names valid for --raw-data")
+
 
     arguments = parser.parse_args ()
 
+    if arguments.list_fields:
+        print '\n'.join(sorted(fields.keys()))
+        return
+
     qvm_collection = QubesVmCollection()
     qvm_collection.lock_db_for_reading()
     qvm_collection.load()