From: Dimitri Mazmanov <dimitri.mazmanov@ericsson.com>
Date: Tue, 26 Jul 2016 10:07:27 +0000 (+0200)
Subject: Use head instead of tail
X-Git-Tag: colorado.1.0~218
X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=commitdiff_plain;h=a090ce76d2641d53e5412fc51957dd13cd1f1b61;p=releng.git

Use head instead of tail

When retreiving an environment id use head to get the first available
environment

Signed-off-by: Dimitri Mazmanov <dimitri.mazmanov@ericsson.com>
---

diff --git a/utils/fetch_os_creds.sh b/utils/fetch_os_creds.sh
index 34c81af1a..65c8af3d2 100755
--- a/utils/fetch_os_creds.sh
+++ b/utils/fetch_os_creds.sh
@@ -81,7 +81,7 @@ if [ "$installer_type" == "fuel" ]; then
     verify_connectivity $installer_ip
 
     env=$(sshpass -p r00tme ssh 2>/dev/null $ssh_options root@${installer_ip} \
-        'fuel env'|grep operational|tail -1|awk '{print $1}') &> /dev/null
+        'fuel env'|grep operational|head -1|awk '{print $1}') &> /dev/null
     if [ -z $env ]; then
         error "No operational environment detected in Fuel"
     fi