From 5e50693445cfb15af3416a0fd8cec26eb8428f0c Mon Sep 17 00:00:00 2001
From: Juha Kosonen <juha.kosonen@nokia.com>
Date: Wed, 8 Jan 2020 14:51:51 +0200
Subject: [PATCH] Run Docker Bench parallel on all nodes

Execute Docker Bench against all target node parallel instead of
testing them one by one. This way the total execution time does not
depend on the number of nodes to be tested.

Change-Id: I9a8005f76ebe86c659ec82debe26a55940917028
Signed-off-by: Juha Kosonen <juha.kosonen@nokia.com>
---
 tests/docker/docker_bench/docker_bench.resource | 31 ++++++++++++++++---------
 1 file changed, 20 insertions(+), 11 deletions(-)

diff --git a/tests/docker/docker_bench/docker_bench.resource b/tests/docker/docker_bench/docker_bench.resource
index 674087f..8a93e3d 100644
--- a/tests/docker/docker_bench/docker_bench.resource
+++ b/tests/docker/docker_bench/docker_bench.resource
@@ -18,6 +18,7 @@
 
 *** Settings ***
 Library            BuiltIn
+Library            Collections
 Library            OperatingSystem
 Library            Process
 Library            SSHLibrary
@@ -43,12 +44,18 @@ Upload Test Software To Nodes
     Copy Test Software To All Nodes
 
 Run Test Software On Nodes
-    :FOR  ${node}  IN  @{nodes}
-    \   Execute Command   ssh ${SSH_OPTS} ${node} "cd ${NODEDIR}; sudo ./docker-bench-security.sh -b -l bench.log"
-    \   Execute Command   scp ${SSH_OPTS} ${node}:${NODEDIR}/bench.log ${DESTDIR}/docker-bench-${node}.log
-    \   Execute Command   scp ${SSH_OPTS} ${node}:${NODEDIR}/bench.log.json ${DESTDIR}/docker-bench-${node}.json
-    \   SSHLibrary.Get File  ${DESTDIR}/docker-bench-${node}.log  ${REPORTDIR}/
-    \   SSHLibrary.Get File  ${DESTDIR}/docker-bench-${node}.json  ${REPORTDIR}/
+    FOR  ${node}  IN  @{nodes}
+        Start Command  ssh ${SSH_OPTS} ${node} "cd ${NODEDIR}; sudo ./docker-bench-security.sh -b -l bench.log"
+    END
+    @{tmp}=                Copy List  ${nodes}
+    Reverse List           ${tmp}
+    FOR  ${node}  IN  @{tmp}
+        Read Command Output  return_stdout=False
+        Execute Command  scp ${SSH_OPTS} ${node}:${NODEDIR}/bench.log ${DESTDIR}/docker-bench-${node}.log
+        Execute Command  scp ${SSH_OPTS} ${node}:${NODEDIR}/bench.log.json ${DESTDIR}/docker-bench-${node}.json
+        SSHLibrary.Get File  ${DESTDIR}/docker-bench-${node}.log  ${REPORTDIR}/
+        SSHLibrary.Get File  ${DESTDIR}/docker-bench-${node}.json  ${REPORTDIR}/
+    END
 
 Get Node Addresses
     ${stdout}=            Execute Command
@@ -57,11 +64,13 @@ Get Node Addresses
     Set Test Variable     @{nodes}
 
 Copy Test Software To All Nodes
-    :FOR  ${node}  IN  @{nodes}
-    \   Execute Command   ssh ${SSH_OPTS} ${node} "mkdir -p ${NODEDIR}"
-    \   Execute Command   scp ${SSH_OPTS} -rp ${DESTDIR}/. ${node}:${NODEDIR}
+    FOR  ${node}  IN  @{nodes}
+        Execute Command   ssh ${SSH_OPTS} ${node} "mkdir -p ${NODEDIR}"
+        Execute Command   scp ${SSH_OPTS} -rp ${DESTDIR}/. ${node}:${NODEDIR}
+    END
 
 Remove Test Software From Nodes
-    :FOR  ${node}  IN  @{nodes}
-    \   Execute Command   ssh ${SSH_OPTS} ${node} "rm -rf ${NODEDIR}"
+    FOR  ${node}  IN  @{nodes}
+        Execute Command   ssh ${SSH_OPTS} ${node} "rm -rf ${NODEDIR}"
+    END
     Execute Command       rm -rf ${DESTDIR}
-- 
2.16.6