cloudera-hadoop-ec2-sshControlMaster.patch

commit 79ff7dc7a11ac02d7ab48a451614a1daf118e392
Author: Philip (flip) Kromer <flip@infochimps.org>
Date:   Sat Oct 17 01:04:15 2009 -0500

    the daemonized ssh causes a ruckus if ControlMaster connections are set by default. -o ControlPath=none fixes this

diff --git a/hadoop-ec2 b/hadoop-ec2
index 653dce9..865f355 100755
--- a/hadoop-ec2
+++ b/hadoop-ec2
@@ -194,8 +194,11 @@ if __name__ == "__main__":
     instances = cluster.check_running(MASTER, 1)
     if not instances:
       sys.exit(1)
-    options = '-o "ConnectTimeout 10" -o "ServerAliveInterval 60" ' \
-              '-N -D 6666'
+    options = " ".join((
+        '-o "ConnectTimeout=10"',
+        '-o "ServerAliveInterval=60"',
+        '-o "ControlPath=none"',
+        '-N -D 6666'))
     process = subprocess.Popen('ssh %s %s root@%s' %
       (xstr(opt.get('ssh_options')), options, instances[0].public_dns_name),
       stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE,