From ea4dfa760508889cc49d551f0f3a78912196f455 Mon Sep 17 00:00:00 2001
From: Daniel Nichter <daniel@percona.com>
Date: Fri, 1 Feb 2013 10:58:27 -0700
Subject: [PATCH] Add Error_msg (but no Error_no) when client closes connection
 during handshake.

---
 bin/pt-query-digest                             | 1 +
 lib/MySQLProtocolParser.pm                      | 1 +
 t/lib/MySQLProtocolParser.t                     | 2 ++
 t/pt-query-digest/samples/tcpdump044_report.txt | 1 +
 4 files changed, 5 insertions(+)

diff --git a/bin/pt-query-digest b/bin/pt-query-digest
index f0e88487..a2ad132f 100755
--- a/bin/pt-query-digest
+++ b/bin/pt-query-digest
@@ -3140,6 +3140,7 @@ sub parse_event {
             arg => 'administrator command: Connect',
             ts  => $packet->{ts},
          };
+         $session->{attribs}->{Error_msg} = 'Client closed connection during handshake';
          $event = $self->_make_event($event, $packet, $session);
          delete $self->{sessions}->{$session->{client}};
          return $event;
diff --git a/lib/MySQLProtocolParser.pm b/lib/MySQLProtocolParser.pm
index 2d02a14e..8b896467 100644
--- a/lib/MySQLProtocolParser.pm
+++ b/lib/MySQLProtocolParser.pm
@@ -348,6 +348,7 @@ sub parse_event {
             arg => 'administrator command: Connect',
             ts  => $packet->{ts},
          };
+         $session->{attribs}->{Error_msg} = 'Client closed connection during handshake';
          $event = $self->_make_event($event, $packet, $session);
          delete $self->{sessions}->{$session->{client}};
          return $event;
diff --git a/t/lib/MySQLProtocolParser.t b/t/lib/MySQLProtocolParser.t
index 9d66d535..e63d2647 100644
--- a/t/lib/MySQLProtocolParser.t
+++ b/t/lib/MySQLProtocolParser.t
@@ -1708,6 +1708,7 @@ test_protocol_parser(
          pos_in_log        => undef,
          ts                => '130124 12:55:48.274417',
          user              => undef,
+         Error_msg         => 'Client closed connection during handshake',
       }
    ],
 );
@@ -1739,6 +1740,7 @@ test_protocol_parser(
          pos_in_log           => undef,
          ts                   => '130122 09:55:57.793375',
          user                 => undef,
+         Error_msg            => 'Client closed connection during handshake',
       },
    ],
 );
diff --git a/t/pt-query-digest/samples/tcpdump044_report.txt b/t/pt-query-digest/samples/tcpdump044_report.txt
index c96017ea..6bcaf043 100644
--- a/t/pt-query-digest/samples/tcpdump044_report.txt
+++ b/t/pt-query-digest/samples/tcpdump044_report.txt
@@ -21,6 +21,7 @@
 # Query size   100      30      30      30      30      30       0      30
 # Warning coun   0       0       0       0       0       0       0       0
 # String:
+# Error msg    Client closed connection during handshake
 # Hosts        100.0.0.2
 # Query_time distribution
 #   1us