[Libguestfs] [PATCH] Don't print debug messages when not in verbose mode.

[Richard W.M. Jones]

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
virt-df lists disk usage of guests without needing to install any
software inside the virtual machine.  Supports Linux and Windows.
http://et.redhat.com/~rjones/virt-df/
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>From 6ba747fd75c1c6ef7bb0076540719d38fdc6a643 Mon Sep 17 00:00:00 2001
From: Richard Jones <rjones at redhat.com>
Date: Mon, 23 Aug 2010 22:58:51 +0100
Subject: [PATCH] Don't print debug messages when not in verbose mode.

Don't print them because no one's listening ...
---
 appliance/init |   32 +++++++++++++++++---------------
 1 files changed, 17 insertions(+), 15 deletions(-)

diff --git a/appliance/init b/appliance/init
index b8133ca..6aeea0c 100755
--- a/appliance/init
+++ b/appliance/init
@@ -69,21 +69,23 @@ for f in /sys/block/vd*/queue/rotational; do echo 1 > $f; done
 # http://kbase.redhat.com/faq/docs/DOC-5428
 for f in /sys/block/[hsv]d*/queue/scheduler; do echo noop > $f; done
 
-# Keep these to enhance the usefulness of debug output.
-ls -l /dev
-cat /proc/mounts
-lvm pvs
-lvm vgs
-lvm lvs
-ifconfig
-netstat -rn
-lsmod
-#hwclock -r
-date
-#ping -n -v -c 5 10.0.2.2
-#ping -n -v -c 5 10.0.2.4
-
-echo -n "uptime: "; cat /proc/uptime
+# These are useful when debugging.
+if grep -sq guestfs_verbose=1 /proc/cmdline; then
+    ls -l /dev
+    cat /proc/mounts
+    lvm pvs
+    lvm vgs
+    lvm lvs
+    ifconfig
+    netstat -rn
+    lsmod
+    #hwclock -r
+    date
+    #ping -n -v -c 5 10.0.2.2
+    #ping -n -v -c 5 10.0.2.4
+
+    echo -n "uptime: "; cat /proc/uptime
+fi
 
 if ! grep -sq guestfs_rescue=1 /proc/cmdline; then
   exec guestfsd -f
-- 
1.7.2.1