Load github credentials to enable moab checkout of ghostery-libraries.

Dockerfile

@@ -1,6 +1,6 @@
 FROM node:8
 
-RUN curl https://s3.amazonaws.com/cdncliqz/update/ghostery/moab/moab_2 > /bin/moab && \
+RUN curl https://s3.amazonaws.com/cdncliqz/update/ghostery/moab/moab_8319dab > /bin/moab && \
     chmod +x /bin/moab
 
 ARG UID

Jenkinsfile

@@ -27,7 +27,9 @@ node('docker') {
                 }
                 // make browser-core noisy
                 sh 'sed -i \'s/global.__DEV__/true/1\' node_modules/browser-core/build/core/console.js'
-                sh 'moab makezip'
+                withGithubCredentials {
+                    sh 'moab makezip'
+                }
                 // get the name of the firefox build
                 artifact = sh(returnStdout: true, script: 'ls build/ | grep firefox').trim()
             }
@@ -72,3 +74,26 @@ def withCache(Closure body=null) {
         cleanCache()
     }
 }
+
+def withGithubCredentials(Closure body) {
+    withCredentials([sshUserPrivateKey(
+            credentialsId: '6739a36f-0b19-4f4d-b6e4-b01d0bc2e175',
+            keyFileVariable: 'GHOSTERY_CI_SSH_KEY')
+            ]) {
+        // initialise git+ssh access using cliqz-ci credentials
+        try {
+            sh '''#!/bin/bash -l
+                set -x
+                set -e
+                mkdir -p ~/.ssh
+                cp $GHOSTERY_CI_SSH_KEY ~/.ssh/id_rsa
+                chmod 600 ~/.ssh/id_rsa
+                ssh-keyscan -t rsa github.com >> ~/.ssh/known_hosts
+            '''
+            body()
+        } finally {
+            sh 'rm -f ~/.ssh/id_rsa'
+            sh 'rm -f ~/.ssh/known_hosts'
+        }
+    }
+}