Merge "add indent function"

devstack-vm-gate-wrap.sh

@@ -249,14 +249,14 @@ 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
 

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