Various post-review fixes

server-tools/instance-manager/buffer.cc:
  simplified buffer interface
server-tools/instance-manager/buffer.h:
  simplified buffer interface
server-tools/instance-manager/command.cc:
  Command class now uses instance_map directly
server-tools/instance-manager/command.h:
  Made Command to use instance_map directly (not through the factory,
  which is not needed here in fact)
server-tools/instance-manager/commands.cc:
  Moved mysql client/server protocol-specific functions to the commands
server-tools/instance-manager/commands.h:
  Added a comment for Syntax_error command, fixed classes to use instance
  map instead of the factory
server-tools/instance-manager/factory.cc:
  Fixed factory to give appropriate class to the commands
server-tools/instance-manager/guardian.cc:
  Fixed guardian to delay start of new instances monitoring.
  Moved guardian initialization to the class from Instance map.
server-tools/instance-manager/guardian.h:
  interface fixed
server-tools/instance-manager/instance.cc:
  added some loging
server-tools/instance-manager/instance_map.cc:
  All non-instance map specific functions moved from the class. Added
  iterator for instance_map
server-tools/instance-manager/instance_map.h:
  All non-instance map related functions moved from the class. Added
  iterator for instance_map.
server-tools/instance-manager/listener.cc:
  Added FD_CLOEXEC flag to sockets, as we don't want instances to inherit
  them after exec.
server-tools/instance-manager/manager.cc:
  use guardian method moved from the instance map
server-tools/instance-manager/mysql_connection.cc:
  cleanup
server-tools/instance-manager/protocol.cc:
  fix according to the changes in the Buffer class

1 files changed, 2 insertions, 0 deletions

diff --git a/server-tools/instance-manager/instance.cc b/server-tools/instance-manager/instance.cc
index 689cea2d786..1b9ce09d782 100644
--- a/server-tools/instance-manager/instance.cc
+++ b/server-tools/instance-manager/instance.cc
@@ -20,6 +20,7 @@
 
 #include "instance.h"
 #include "mysql_manager_error.h"
+#include "log.h"
 #include <my_sys.h>
 #include <signal.h>
 #include <m_string.h>
@@ -43,6 +44,7 @@ int Instance::start()
 
   if (!is_running())
   {
+    log_info("trying to start instance %s", options.instance_name);
     switch (fork()) {
     case 0:
        if (fork()) /* zombie protection */