fix regression in keysigner - ensure non-default VAR_PATH is relayed to...

fix regression in keysigner - ensure non-default VAR_PATH is relayed to compute processes - issue #213

bin/keysigner

@@ -84,8 +84,11 @@ app.use(function(req, resp, next) {
 // parse POST bodies
 app.use(express.bodyParser());
 
-// allocate a compute cluster
 try {
+  // explicitly relay VAR_PATH to children
+  process.env['VAR_PATH'] = config.get('var_path');
+
+  // allocate a compute cluster
   var cc = new computecluster({
     module: path.join(__dirname, "..", "lib", "keysigner", "subprocess.js"),
     max_processes: config.get('max_compute_processes')

lib/configuration.js

@@ -213,6 +213,11 @@ if (process.env['MAX_COMPUTE_PROCESSES']) {
   g_config.max_compute_processes = parseInt(process.env['MAX_COMPUTE_PROCESSES']);
 }
 
+// allow var_path to be specified in the environment
+if (process.env['VAR_PATH']) {
+  g_config.var_path = process.env['VAR_PATH'];
+}
+
 // what host/port shall we bind to?
 g_config.bind_to = {
   host: process.env['IP_ADDRESS'] || process.env['HOST'] || "127.0.0.1",

package.json

@@ -32,7 +32,7 @@
     , "node-statsd": "https://github.com/mojodna/node-statsd/tarball/2584c08fad"
     , "connect-logger-statsd": "0.0.1"
     , "semver": "1.0.12"
-    , "compute-cluster": "0.0.2"
+    , "compute-cluster": "0.0.4"
   }
   , "scripts": {
     "postinstall": "./scripts/generate_ephemeral_keys.sh",