close dnode socket instead of process.exit

bin/storjshare-destroy.js

@@ -22,9 +22,9 @@ sock.on('remote', function(rpc) {
   rpc.destroy(storjshare_destroy.nodeid, (err) => {
     if (err) {
       console.error(`\n  cannot destroy node, reason: ${err.message}`);
-      process.exit(1);
+      return sock.end();
     }
     console.info(`\n  * share ${storjshare_destroy.nodeid} destroyed`);
-    process.exit(0);
+    sock.end();
   });
 });

bin/storjshare-logs.js

@@ -23,11 +23,16 @@ if (!storjshare_logs.nodeid) {
 
 const sock = dnode.connect(config.daemonRpcPort);
 
+process.on('exit', () => {
+  sock.end();
+  process.exit(0);
+});
+
 sock.on('remote', function(rpc) {
   rpc.status((err, shares) => {
     if (err) {
       console.error(`\n  cannot get status, reason: ${err.message}`);
-      process.exit(1);
+      return sock.end();
     }
 
     let logFilePath = null;
@@ -41,7 +46,7 @@ sock.on('remote', function(rpc) {
 
     if (!utils.existsSync(logFilePath)) {
       console.error(`\n  no logs to show for ${storjshare_logs.nodeid}`);
-      process.exit(0);
+      return sock.end();
     }
 
     let logTail = new Tail(logFilePath);

bin/storjshare-restart.js

@@ -22,9 +22,9 @@ sock.on('remote', function(rpc) {
   rpc.restart(storjshare_restart.nodeid, (err) => {
     if (err) {
       console.error(`\n  cannot restart node, reason: ${err.message}`);
-      process.exit(1);
+      return sock.end();
     }
     console.info(`\n  * share ${storjshare_restart.nodeid} restarted`);
-    process.exit(0);
+    sock.end();
   });
 });

bin/storjshare-start.js

@@ -27,9 +27,9 @@ sock.on('remote', function(rpc) {
   rpc.start(configPath, (err) => {
     if (err) {
       console.error(`\n  failed to start share, reason: ${err.message}`);
-      process.exit(1);
+      return sock.end();
     }
     console.info(`\n  * starting share with config at ${configPath}`);
-    process.exit(0);
+    sock.end();
   });
 });

bin/storjshare-stop.js

@@ -22,9 +22,9 @@ sock.on('remote', function(rpc) {
   rpc.stop(storjshare_stop.nodeid, (err) => {
     if (err) {
       console.error(`\n  cannot stop node, reason: ${err.message}`);
-      process.exit(1);
+      return sock.end();
     }
     console.info(`\n  * share ${storjshare_stop.nodeid} stopped`);
-    process.exit(0);
+    return sock.end();
   });
 });