Add Jenkinsfile for rpc-gating lint job

Connects rcbops/u-suk-dev#1080

Jenkinsfile

@@ -0,0 +1,39 @@
+properties([
+  parameters([
+    string(name: 'REGION',
+           defaultValue: 'IAD'),
+    string(name: 'FLAVOR',
+           defaultValue: '2'),
+    string(name: 'IMAGE',
+           defaultValue: 'Ubuntu 16.04 LTS (Xenial Xerus) (PVHVM)'),
+    string(name: 'STAGES',
+           defaultValue: 'Allocate Resources, Connect Slave, Cleanup'),
+    string(name: 'INSTANCE_NAME_RAW',
+           defaultValue: 'AUTO'),
+    string(name: 'RPC_GATING_REPO',
+           defaultValue: 'https://github.com/rcbops/rpc-gating'),
+    string(name: 'RPC_GATING_BRANCH',
+           defaultValue: 'bug/1080_globallib')
+  ]) //parameters
+]) //properties
+
+node(){
+  deleteDir()
+  checkout scm
+  sh "env"
+  pubcloud.runonpubcloud(step: {
+    stage("Prepare"){
+      sh """#!/bin/bash
+        apt-get update
+        apt-get -y install groovy2
+        pip install jenkins-job-builder
+      """
+    }
+    stage("checkout"){
+      checkout scm
+    }
+    stage("lint"){
+      sh "./lint.sh"
+    }
+  })
+}

pipeline-steps/common.groovy

@@ -10,12 +10,15 @@ def install_ansible(){
         virtualenv --python=/opt/rh/python27/root/usr/bin/python .venv
     fi
     # hack the selinux module into the venv
+    virtualenv --relocatable .venv
     cp -r /usr/lib64/python2.6/site-packages/selinux .venv/lib64/python2.7/site-packages/
     source .venv/bin/activate
 
     # These pip commands cannot be combined into one.
     pip install -U six packaging appdirs
     pip install -U setuptools pip
+    # installing pip resets the shebang to be absolute
+    virtualenv --relocatable .venv
     pip install -U ansible pyrax
   """
 }