From 77a72935c9534443b80b5ac14436ceafa84420fc Mon Sep 17 00:00:00 2001
From: cgewecke <christophergewecke@gmail.com>
Date: Fri, 4 May 2018 08:02:08 -0700
Subject: [PATCH 1/4] Force exit at end of migrations

---
 packages/truffle-core/lib/commands/migrate.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/truffle-core/lib/commands/migrate.js b/packages/truffle-core/lib/commands/migrate.js
index 3bb2e75c107..273e7da8ebc 100644
--- a/packages/truffle-core/lib/commands/migrate.js
+++ b/packages/truffle-core/lib/commands/migrate.js
@@ -77,6 +77,8 @@ var command = {
 
           if (needsMigrating) {
             Migrate.run(config, done);
+            console.log('Forcing exit after `migrate.run`');
+            process.exit(0);
           } else {
             config.logger.log("Network up to date.")
             callback();

From 850b9552905a7ceb02fb97b29cc95b4a1d97ea17 Mon Sep 17 00:00:00 2001
From: cgewecke <christophergewecke@gmail.com>
Date: Fri, 4 May 2018 08:34:53 -0700
Subject: [PATCH 2/4] Force exit after command executes

---
 packages/truffle-core/cli.js                  | 2 ++
 packages/truffle-core/lib/commands/migrate.js | 2 --
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/truffle-core/cli.js b/packages/truffle-core/cli.js
index 83df39bc8e7..c7b2aacddb9 100755
--- a/packages/truffle-core/cli.js
+++ b/packages/truffle-core/cli.js
@@ -36,6 +36,8 @@ command.run(process.argv.slice(2), options, function(err) {
     }
     process.exit(1);
   }
+  console.log('Forcing exit...')
+  process.exit(0);
 
   // Don't exit if no error; if something is keeping the process open,
   // like `truffle console`, then let it.
diff --git a/packages/truffle-core/lib/commands/migrate.js b/packages/truffle-core/lib/commands/migrate.js
index 273e7da8ebc..3bb2e75c107 100644
--- a/packages/truffle-core/lib/commands/migrate.js
+++ b/packages/truffle-core/lib/commands/migrate.js
@@ -77,8 +77,6 @@ var command = {
 
           if (needsMigrating) {
             Migrate.run(config, done);
-            console.log('Forcing exit after `migrate.run`');
-            process.exit(0);
           } else {
             config.logger.log("Network up to date.")
             callback();

From eab7a6f86975901701ded38f012ca7252db3d8b9 Mon Sep 17 00:00:00 2001
From: cgewecke <christophergewecke@gmail.com>
Date: Fri, 4 May 2018 20:09:38 -0700
Subject: [PATCH 3/4] Clear interval timers on command exit

---
 packages/truffle-core/cli.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/packages/truffle-core/cli.js b/packages/truffle-core/cli.js
index c7b2aacddb9..a165e622a9d 100755
--- a/packages/truffle-core/cli.js
+++ b/packages/truffle-core/cli.js
@@ -36,9 +36,17 @@ command.run(process.argv.slice(2), options, function(err) {
     }
     process.exit(1);
   }
-  console.log('Forcing exit...')
-  process.exit(0);
 
   // Don't exit if no error; if something is keeping the process open,
   // like `truffle console`, then let it.
+
+  // Clear any polling though - `provider-engine` in HDWallet
+  // and `web3 1.0 confirmations` both interval timers wide open.
+  const Timer = process.binding('timer_wrap').Timer;
+  const handles = process._getActiveHandles();
+  handles.forEach(handle => {
+    if (handle instanceof Timer){
+      handle.close();
+    }
+  })
 });

From b090eb9649d5d2fcac0690064d85c9a3f9985816 Mon Sep 17 00:00:00 2001
From: cgewecke <christophergewecke@gmail.com>
Date: Sat, 5 May 2018 14:59:24 -0700
Subject: [PATCH 4/4] Close the open

---
 packages/truffle-core/cli.js | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/packages/truffle-core/cli.js b/packages/truffle-core/cli.js
index a165e622a9d..1edf1f668ed 100755
--- a/packages/truffle-core/cli.js
+++ b/packages/truffle-core/cli.js
@@ -40,12 +40,11 @@ command.run(process.argv.slice(2), options, function(err) {
   // Don't exit if no error; if something is keeping the process open,
   // like `truffle console`, then let it.
 
-  // Clear any polling though - `provider-engine` in HDWallet
-  // and `web3 1.0 confirmations` both interval timers wide open.
-  const Timer = process.binding('timer_wrap').Timer;
+  // Clear any polling or open sockets - `provider-engine` in HDWallet
+  // and `web3 1.0 confirmations` both leave interval timers etc wide open.
   const handles = process._getActiveHandles();
   handles.forEach(handle => {
-    if (handle instanceof Timer){
+    if (typeof handle.close === 'function'){
       handle.close();
     }
   })