From f6ebd7f15a02f3c1829d4797ce2d60686b7bff98 Mon Sep 17 00:00:00 2001
From: Sean Dague <sean.dague@samsung.com>
Date: Sun, 23 Feb 2014 10:49:17 -0500
Subject: [PATCH] add indent function

in order to make the output more readable, indent the command
output separate from the echo before the command.

Change-Id: I2783d756f916083f172032b05a2b03d286835f40
---
 devstack-vm-gate-wrap.sh | 10 +++++-----
 functions.sh             |  6 ++++++
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/devstack-vm-gate-wrap.sh b/devstack-vm-gate-wrap.sh
index 4e92c1fe..c0c57019 100755
--- a/devstack-vm-gate-wrap.sh
+++ b/devstack-vm-gate-wrap.sh
@@ -250,14 +250,14 @@ fi
 echo "Triggered by: https://review.openstack.org/$ZUUL_CHANGE patchset $ZUUL_PATCHSET"
 echo "Pipeline: $ZUUL_PIPELINE"
 echo "IP configuration of this host:"
-ip addr show
+indent ip addr show
 echo "IP routing tables of this host:"
-ip route show
-ip -6 route show
+indent ip route show
+indent ip -6 route show
 echo "ARP table of this host:"
-ip neighbor show
+indent ip neighbor show
 echo "Available disk space on this host:"
-df -h
+indent df -h
 
 tsfilter setup_host &> $WORKSPACE/logs/devstack-gate-setup-host.txt
 
diff --git a/functions.sh b/functions.sh
index 61e2bb15..614c91c9 100644
--- a/functions.sh
+++ b/functions.sh
@@ -33,6 +33,12 @@ function tsfilter {
     }'
 }
 
+# indent the output of a command 4 spaces, useful for distinguishing
+# the output of a command from the command itself
+function indent {
+    $@ | (while read; do echo "    $REPLY"; done)
+}
+
 # Attempt to fetch a git ref for a project, if that ref is not empty
 function git_fetch_at_ref {
     local project=$1