Adding TCP Dump

Captures all network traffic (with a maximum packet size) so that if
anything happens during the initial configuration and installation
we can analyze it to determine what is happening in the network.

Change-Id: Ia941d0a8b7610e4ad3a9d1f6ef1b53ac437e6a54
Signed-off-by: beierlm <mark.beierl@canonical.com>

jenkins/ci-pipelines/ci_stage_3.groovy

@@ -153,7 +153,8 @@ void archive_logs(Map remote) {
     sshCommand remote: remote, command: '''ls -al logs'''
     sshGet remote: remote, from: 'logs', into: '.', override: true
     sh 'cp logs/* .'
-    archiveArtifacts artifacts: '*.log'
+    sshGet remote: remote, from: 'ens3.pcap', into: 'ens3.pcap', override: true
+    archiveArtifacts artifacts: '*.log, *.pcap'
 }
 
 String get_value(String key, String output) {
@@ -448,6 +449,7 @@ node("${params.NODE}") {
                     ]
 
                     // Force time sync to avoid clock drift and invalid certificates
+                    sshCommand remote: remote, command: 'nohup sudo tcpdump -i ens3 -w ens3.pcap -s 400 & sleep 5'
                     sshCommand remote: remote, command: 'sudo apt-get update'
                     sshCommand remote: remote, command: 'sudo apt-get install -y chrony'
                     sshCommand remote: remote, command: 'sudo service chrony stop'
@@ -543,6 +545,10 @@ node("${params.NODE}") {
                         prometheusPort = 9091
                         osmHostname = IP_ADDRESS
                     }
+                    sshCommand remote: remote, command: """
+                        sudo killall tcpdump
+                    """
+
                 } // stage("Install")
 ///////////////////////////////////////////////////////////////////////////////////////
 // Health check of installed OSM in remote vm
@@ -565,6 +571,7 @@ node("${params.NODE}") {
             if ( params.DO_ROBOT ) {
                 try {
                     stage('System Integration Test') {
+
                         if (useCharmedInstaller) {
                             tempdir = sh(returnStdout: true, script: 'mktemp -d').trim()
                             sh(script: "touch ${tempdir}/hosts")
@@ -614,9 +621,6 @@ EOF"""
 
             if (params.SAVE_ARTIFACTS_OVERRIDE || stage_archive) {
                 stage('Archive') {
-                    sh "echo ${containerName} > build_version.txt"
-                    archiveArtifacts artifacts: 'build_version.txt', fingerprint: true
-
                     // Archive the tested repo
                     dir("${RELEASE_DIR}") {
                         ci_helper.archive(params.ARTIFACTORY_SERVER, RELEASE, GERRIT_BRANCH, 'tested')