Add build script for bb-debs update (#239)

* Create bb-debs updatescript

* Create bb-debs build.sh

* Remove package directory after build

deploy/bb-debs/build.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+set -e
+
+SUB_DIR=bb-debs
+SCRIPT_DIR=$(dirname $0)
+
+EXPORT_ROOT=${1-$LAMASSU_EXPORT}
+
+if [ -z "$EXPORT_ROOT" ]
+  then
+    echo "Builds a lamassu-machine package file for installing dependencies required for Bullish Bunene (v7.2)."
+    echo -e "\nUsage:"
+    echo -e "build <target directory>\n"
+    exit 1
+ fi
+
+MACHINE_DIR=$SCRIPT_DIR/../..
+EXPORT_BASE=$EXPORT_ROOT/$SUB_DIR
+EXPORT_DIR=$EXPORT_BASE/package
+UPDATESCRIPT=$SCRIPT_DIR/updatescript.js
+rm -rf $EXPORT_DIR
+mkdir -p $EXPORT_DIR
+
+# Needed for update script on target device
+cp $MACHINE_DIR/node_modules/async/lib/async.js $EXPORT_DIR
+cp $SCRIPT_DIR/../report.js $EXPORT_DIR
+cp $UPDATESCRIPT $EXPORT_DIR
+
+echo "Building..."
+node $SCRIPT_DIR/../build.js $EXPORT_BASE
+rm -rf $EXPORT_DIR
+echo "Complete."

deploy/bb-debs/updatescript.js

@@ -0,0 +1,52 @@
+'use strict';
+
+var fs = require('fs');
+var zlib = require('zlib');
+var async = require('./async');
+var cp = require('child_process');
+
+var TIMEOUT = 120000;
+
+var hardwareCode = process.argv[2] || 'N7G1';
+
+function report(err, cb) {
+  console.log('> report', err);
+  if (!cb && typeof(err) === 'function') {
+    cb = err;
+    err = null;
+  }
+
+  fs.writeFileSync('log', err)
+
+  try {
+      require('./report').report(err, 'finished.', cb);
+  } catch (err) {
+      cb(err);
+  }
+}
+
+function command(cmd, cb) {
+  cp.exec(cmd, {timeout: TIMEOUT}, function(err, stdout, stderr) {
+    console.log('> ' + cmd);
+    if (err && stderr)  err.stderr = stderr;
+    cb(err);
+  });
+}
+
+function installDebs(cb) {
+    async.series([
+      async.retry(2, async.apply(command, 'apt install -y libopencv-core2.4 libopencv-highgui2.4 libopencv-imgproc2.4 libopencv-video2.4 libopencv-features2d2.4 libopencv-objdetect2.4')),
+    ], cb);
+}
+
+async.series([
+  async.apply(installDebs),
+  async.apply(report)
+], function(err) {
+  async.series([
+    async.apply(report, err),
+  ], function (err2) {
+    if (err2) throw err2;
+    else throw err;
+  });
+});