Ajout d'utilitaires pour le packaging Debian via Jenkins

Permet de reproduire le comportement de l'actuel serveur d'empaquetage
Marang.

vars/vulcain.groovy

@@ -0,0 +1,20 @@
+def publish(
+    String packagesDir = './packages', 
+    String packagesEnv = 'dev', 
+    String packagesBranch = '',
+    String sshCredentialsId = 'vulcain-packages-ssh-keypair',
+    String vulcainHost = 'vulcain.cadoles.com'
+) {
+    if (!packagesBranch) {
+        packagesBranch = env.BRANCH_NAME
+    }
+    withCredentials([
+        sshUserPrivateKey(credentialsId: sshCredentialsId, keyFileVariable: 'VULCAIN_SSH_KEY', usernameVariable: 'VULCAIN_SSH_USER')
+    ]) {
+        sh """
+        SSH_ARGS='-i ${VULCAIN_SSH_KEY} -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null'
+        ssh \$SSH_ARGS ${VULCAIN_SSH_USER}@${vulcainHost} mkdir -p '/home/${VULCAIN_SSH_USER}/packages/${packagesEnv}/${packagesBranch}'
+        scp \$SSH_ARGS -r ${packagesDir}/*.deb '${VULCAIN_SSH_USER}@${vulcainHost}:/home/${VULCAIN_SSH_USER}/packages/${packagesEnv}/${packagesBranch}/'
+        """
+    }
+}