diff --git a/opencontrail4-update.groovy b/opencontrail4-update.groovy
new file mode 100644
index 0000000..01aae14
--- /dev/null
+++ b/opencontrail4-update.groovy
@@ -0,0 +1,309 @@
+/**
+ * Update pipeline for OpenContrail 4X versions
+ *
+ * Expected parameters:
+ *   SALT_MASTER_CREDENTIALS        Credentials to the Salt API.
+ *   SALT_MASTER_URL                Full Salt API address [http://10.10.10.1:8000].
+ *   STAGE_CONTROLLERS_UPDATE       Run update on OpenContrail controller and analytic nodes (bool)
+ *   STAGE_COMPUTES_UPDATE          Run update OpenContrail components on compute nodes (bool)
+ *
+ **/
+
+common = new com.mirantis.mk.Common()
+salt = new com.mirantis.mk.Salt()
+python = new com.mirantis.mk.Python()
+
+def pepperEnv = "pepperEnv"
+def supportedOcTargetVersions = ['4.0', '4.1']
+def neutronServerPkgs = 'neutron-plugin-contrail,contrail-heat,python-contrail'
+def config4Services = ['zookeeper', 'contrail-webui-middleware', 'contrail-webui', 'contrail-api', 'contrail-schema', 'contrail-svc-monitor', 'contrail-device-manager', 'contrail-config-nodemgr', 'contrail-database']
+def dashboardPanelPkg = 'openstack-dashboard-contrail-panels'
+def targetOcVersion
+
+def cmpMinions
+def cmpMinionsFirstSubset
+def cmpMinionsSecondSubset
+def cmpTargetAll
+def cmpTargetFirstSubset
+def cmpTargetSecondSubset
+
+def checkContrailServices(pepperEnv, oc_version, target) {
+
+    def checkCmd
+
+    if (oc_version.startsWith('4')) {
+
+        checkCmd = "doctrail all contrail-status | grep -v == | grep -v FOR | grep -v \\* | grep -v \'disabled on boot\' | grep -v nodemgr | grep -v active | grep -v backup | grep -v -F /var/crashes/"
+
+        if (oc_version == '4.1') {
+            def targetMinions = salt.getMinions(pepperEnv, target)
+            def collectorMinionsInTarget = targetMinions.intersect(salt.getMinions(pepperEnv, 'I@opencontrail:collector'))
+
+            if (collectorMinionsInTarget.size() != 0) {
+                def cassandraConfigYaml = readYaml text: salt.getFileContent(pepperEnv, 'I@opencontrail:control:role:primary', '/etc/cassandra/cassandra.yaml')
+
+                def currentCassandraNativeTransportPort = cassandraConfigYaml['native_transport_port'] ?: "9042"
+                def currentCassandraRpcPort = cassandraConfigYaml['rpc_port'] ?: "9160"
+
+                def cassandraNativeTransportPort = getValueForPillarKey(pepperEnv, "I@opencontrail:control:role:primary", "opencontrail:database:bind:port_configdb")
+                def cassandraCassandraRpcPort = getValueForPillarKey(pepperEnv, "I@opencontrail:control:role:primary", "opencontrail:database:bind:rpc_port_configdb")
+
+                if (currentCassandraNativeTransportPort != cassandraNativeTransportPort) {
+                    checkCmd += ' | grep -v \'contrail-collector.*(Database:Cassandra connection down)\''
+                }
+
+                if (currentCassandraRpcPort != cassandraCassandraRpcPort) {
+                    checkCmd += ' | grep -v \'contrail-alarm-gen.*(Database:Cassandra\\[\\] connection down)\''
+                }
+            }
+        }
+
+    } else {
+        checkCmd = "contrail-status | grep -v == | grep -v FOR | grep -v \'disabled on boot\' | grep -v nodemgr | grep -v active | grep -v backup | grep -v -F /var/crashes/"
+    }
+
+    salt.commandStatus(pepperEnv, target, checkCmd, null, false, true, null, true, 500)
+}
+
+def getValueForPillarKey(pepperEnv, target, pillarKey) {
+    def out = salt.getReturnValues(salt.getPillar(pepperEnv, target, pillarKey))
+    if (out == '') {
+        throw new Exception("Cannot get value for ${pillarKey} key on ${target} target")
+    }
+    return out.toString()
+}
+
+def cmpNodesUpdate(pepperEnv, target) {
+
+    def cmpPkgs = 'contrail-lib contrail-nodemgr contrail-utils contrail-vrouter-agent contrail-vrouter-utils python-contrail python-contrail-vrouter-api python-opencontrail-vrouter-netns contrail-vrouter-dkms'
+    def aptCmd = "export DEBIAN_FRONTEND=noninteractive; apt install -o Dpkg::Options::=\"--force-confold\" ${cmpPkgs} -y;"
+    def kernelModuleReloadCmd = 'service contrail-vrouter-agent stop; service contrail-vrouter-nodemgr stop; rmmod vrouter; sync && echo 3 > /proc/sys/vm/drop_caches && echo 1 > /proc/sys/vm/compact_memory; service contrail-vrouter-agent start; service contrail-vrouter-nodemgr start'
+    def out
+
+    try {
+        salt.runSaltProcessStep(pepperEnv, target, 'saltutil.refresh_pillar', [], null, true)
+        salt.runSaltProcessStep(pepperEnv, target, 'saltutil.sync_all', [], null, true)
+        salt.runSaltProcessStep(pepperEnv, target, 'file.remove', ["/etc/apt/sources.list.d/mcp_opencontrail.list"], null, true)
+        salt.enforceState(pepperEnv, target, 'linux.system.repo')
+    } catch (Exception er) {
+        common.errorMsg("Opencontrail component on ${target} probably failed to be replaced. Please check availability of contrail packages before continuing.")
+        throw er
+    }
+
+    out = salt.runSaltCommand(pepperEnv, 'local', ['expression': target, 'type': 'compound'], 'cmd.shell', null, aptCmd, null)
+    salt.printSaltCommandResult(out)
+
+    try {
+        salt.enforceState(pepperEnv, target, 'opencontrail')
+    } catch (Exception er) {
+        common.errorMsg("Opencontrail state was executed on ${target} and failed please fix it manually.")
+    }
+
+    salt.runSaltProcessStep(pepperEnv, target, 'cmd.shell', [kernelModuleReloadCmd], null, true)
+    salt.commandStatus(pepperEnv, target, 'contrail-status | grep -v == | grep -v active | grep -v -F /var/crashes/', null, false)
+    out = salt.runSaltCommand(pepperEnv, 'local', ['expression': target, 'type': 'compound'], 'cmd.shell', null, "contrail-status", null)
+    salt.printSaltCommandResult(out)
+}
+
+timeout(time: 12, unit: 'HOURS') {
+    node() {
+
+        stage('Setup virtualenv for Pepper') {
+            python.setupPepperVirtualenv(pepperEnv, SALT_MASTER_URL, SALT_MASTER_CREDENTIALS)
+        }
+
+        if (STAGE_CONTROLLERS_UPDATE.toBoolean() == true) {
+
+            stage('Sync Salt data') {
+
+                // Sync data on minions
+                salt.runSaltProcessStep(pepperEnv, 'I@keystone:server:role:primary or I@opencontrail:database or I@neutron:server or I@horizon:server', 'saltutil.refresh_pillar', [], null, true)
+                salt.runSaltProcessStep(pepperEnv, 'I@keystone:server:role:primary or I@opencontrail:database or I@neutron:server or I@horizon:server', 'saltutil.sync_all', [], null, true)
+            }
+
+            stage('Verify OpenContrail version compatibility') {
+
+                // Verify specified target OpenContrail version before update
+                targetOcVersion = getValueForPillarKey(pepperEnv, "I@opencontrail:control:role:primary", "_param:opencontrail_version")
+                if (!supportedOcTargetVersions.contains(targetOcVersion)) {
+                    throw new Exception("Specified OpenContrail version ${targetOcVersion} is not supported by update pipeline. Supported versions: ${supportedOcTargetVersions}")
+                }
+            }
+
+            stage('Opencontrail controllers health check') {
+                try {
+                    salt.enforceState(pepperEnv, 'I@opencontrail:control or I@opencontrail:collector', 'opencontrail.upgrade.verify', true, true)
+                } catch (Exception er) {
+                    common.errorMsg("OpenContrail controllers health check stage found issues with services. Please take a look at the logs above.")
+                    throw er
+                }
+            }
+
+            stage('Update system repositories') {
+                try {
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control or I@opencontrail:collector', 'file.remove', ["/etc/apt/sources.list.d/mcp_opencontrail.list"], null, true)
+                    salt.enforceState(pepperEnv, 'I@opencontrail:control or I@opencontrail:collector or I@neutron:server or I@horizon:server', 'linux.system.repo')
+
+                } catch (Exception er) {
+                    common.errorMsg("System repositories failed to be updated on I@opencontrail:control, I@opencontrail:collector, I@neutron:server or I@horizon:server nodes.")
+                    throw er
+                }
+            }
+
+            stage('OpenContrail controllers update') {
+
+                // Make sure that dedicated opencontrail user is created
+                salt.enforceState(pepperEnv, 'I@keystone:server:role:primary', 'keystone.client.server')
+
+                // Stop neutron-server to prevent creation of new objects in contrail
+                salt.runSaltProcessStep(pepperEnv, 'I@neutron:server', 'service.stop', ['neutron-server'])
+
+                // Backup Zookeeper data
+                salt.enforceState(pepperEnv, 'I@zookeeper:backup:server', 'zookeeper.backup')
+                salt.enforceState(pepperEnv, 'I@zookeeper:backup:client', 'zookeeper.backup')
+
+                try {
+                    salt.cmdRun(pepperEnv, 'I@opencontrail:control', "su root -c '/usr/local/bin/zookeeper-backup-runner.sh'")
+                } catch (Exception er) {
+                    common.errorMsg('Zookeeper failed to backup. Please fix it before continuing.')
+                    throw er
+                }
+
+                // Backup Cassandra DB
+                salt.enforceState(pepperEnv, 'I@cassandra:backup:server', 'cassandra.backup')
+                salt.enforceState(pepperEnv, 'I@cassandra:backup:client', 'cassandra.backup')
+
+                try {
+                    salt.cmdRun(pepperEnv, 'I@cassandra:backup:client', "su root -c '/usr/local/bin/cassandra-backup-runner-call.sh'")
+                } catch (Exception er) {
+                    common.errorMsg('Cassandra failed to backup. Please fix it before continuing.')
+                    throw er
+                }
+
+                try {
+                    // Get docker images info
+                    controllerImage = getValueForPillarKey(pepperEnv, "I@opencontrail:control:role:primary", "docker:client:compose:opencontrail:service:controller:image")
+                    analyticsImage = getValueForPillarKey(pepperEnv, "I@opencontrail:collector:role:primary", "docker:client:compose:opencontrail:service:analytics:image")
+                    analyticsdbImage = getValueForPillarKey(pepperEnv, "I@opencontrail:collector:role:primary", "docker:client:compose:opencontrail:service:analyticsdb:image")
+
+                    // Pull new docker images
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control', 'dockerng.pull', [controllerImage])
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:collector', 'dockerng.pull', [analyticsImage])
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:collector', 'dockerng.pull', [analyticsdbImage])
+
+                } catch (Exception er) {
+                    common.errorMsg("OpenContrail docker images failed be upgraded.")
+                    throw er
+                }
+
+                try {
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:collector', 'cmd.shell', ['cd /etc/docker/compose/opencontrail/; docker-compose down'], null, true)
+
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:collector', 'state.sls', ['opencontrail', 'exclude=opencontrail.client'])
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:collector', 'state.sls', ['opencontrail.client'])
+
+                    salt.enforceState(pepperEnv, 'I@opencontrail:collector', 'docker.client')
+                    if (targetOcVersion == '4.1') {
+                        sleep(15)
+                        salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:collector', 'cmd.shell', ["doctrail analyticsdb systemctl restart confluent-kafka"], null, true)
+                    }
+                    checkContrailServices(pepperEnv, targetOcVersion, 'I@opencontrail:collector')
+                } catch (Exception er) {
+                    common.errorMsg("OpenContrail Analytic nodes failed to be upgraded.")
+                    throw er
+                }
+
+                try {
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control:role:secondary', 'cmd.shell', ['cd /etc/docker/compose/opencontrail/; docker-compose down'], null, true)
+                    for (service in config4Services) {
+                        salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control:role:primary', 'cmd.shell', ["doctrail controller systemctl stop ${service}"], null, true)
+                    }
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control:role:secondary', 'state.sls', ['opencontrail', 'exclude=opencontrail.client'])
+
+                    salt.enforceState(pepperEnv, 'I@opencontrail:control:role:secondary', 'docker.client')
+                    checkContrailServices(pepperEnv, targetOcVersion, 'I@opencontrail:control:role:secondary')
+
+                    sleep(120)
+
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control:role:primary', 'cmd.shell', ['cd /etc/docker/compose/opencontrail/; docker-compose down'], null, true)
+                    salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control:role:primary', 'state.sls', ['opencontrail', 'exclude=opencontrail.client'])
+
+                    salt.enforceState(pepperEnv, 'I@opencontrail:control:role:primary', 'docker.client')
+                    checkContrailServices(pepperEnv, targetOcVersion, 'I@opencontrail:control:role:primary')
+                } catch (Exception er) {
+                    common.errorMsg("OpenContrail Controller nodes failed to be upgraded.")
+                    throw er
+                }
+
+                // Run opencontrail.client state once contrail-api is ready to service requests from clients
+                salt.runSaltProcessStep(pepperEnv, 'I@opencontrail:control or I@opencontrail:collector', 'state.sls', ['opencontrail.client'])
+
+                try {
+                    salt.runSaltProcessStep(pepperEnv, 'I@neutron:server', 'pkg.install', [neutronServerPkgs])
+                    salt.runSaltProcessStep(pepperEnv, 'I@horizon:server', 'pkg.install', [dashboardPanelPkg])
+                    salt.runSaltProcessStep(pepperEnv, 'I@neutron:server', 'service.start', ['neutron-server'])
+                    salt.enforceState(pepperEnv, 'I@horizon:server', 'horizon')
+                } catch (Exception er) {
+                    common.errorMsg("Update of packages on neutron and horizon nodes has been failed")
+                    throw er
+                }
+            }
+        }
+
+        if (STAGE_COMPUTES_UPDATE.toBoolean() == true) {
+
+            try {
+                stage('List targeted compute servers') {
+                    cmpMinions = salt.getMinions(pepperEnv, COMPUTE_TARGET_SERVERS)
+                    cmpMinionsFirstSubset = cmpMinions[0..<Integer.valueOf(COMPUTE_TARGET_SUBSET_LIVE)]
+                    cmpMinionsSecondSubset = cmpMinions - cmpMinionsFirstSubset
+
+                    if (cmpMinions.isEmpty()) {
+                        throw new Exception("No minions were found by specified target")
+                    }
+
+                    common.infoMsg("Found nodes: ${cmpMinions}")
+                    common.infoMsg("Selected sample nodes: ${cmpMinionsFirstSubset}")
+
+                    cmpTargetAll = cmpMinions.join(' or ')
+                    cmpTargetFirstSubset = cmpMinionsFirstSubset.join(' or ')
+                    cmpTargetSecondSubset = cmpMinionsSecondSubset.join(' or ')
+                }
+
+                stage('Compute nodes health check') {
+                    try {
+                        salt.enforceState(pepperEnv, cmpTargetAll, 'opencontrail.upgrade.verify', true, true)
+                    } catch (Exception er) {
+                        common.errorMsg("Opencontrail compute nodes health check stage found issues with services. Please take a look at the logs above.")
+                        throw er
+                    }
+                }
+
+                stage('Confirm update on sample nodes') {
+                    input message: "Do you want to continue with the Opencontrail components update on compute sample nodes? ${cmpTargetFirstSubset}"
+                }
+
+                stage("Opencontrail compute update on sample nodes") {
+
+                    cmpNodesUpdate(pepperEnv, cmpTargetFirstSubset)
+                }
+
+                stage('Confirm update on all remaining target nodes') {
+
+                    input message: "Do you want to continue with the Opencontrail components update on all targeted compute nodes? Node list: ${cmpTargetSecondSubset}"
+                }
+
+                stage("Opencontrail compute update on all targeted nodes") {
+
+                    cmpNodesUpdate(pepperEnv, cmpTargetSecondSubset)
+                }
+
+            } catch (Throwable e) {
+                // If there was an error or exception thrown, the build failed
+                currentBuild.result = "FAILURE"
+                currentBuild.description = currentBuild.description ? e.message + " " + currentBuild.description : e.message
+                throw e
+            }
+        }
+    }
+}