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| author | Emile Joubert <emile@rabbitmq.com> | 2010-11-30 15:57:26 +0000 |
|---|---|---|
| committer | Emile Joubert <emile@rabbitmq.com> | 2010-11-30 15:57:26 +0000 |
| commit | 69dda299b699fc755d906f38f173c7b4b1879e2c (patch) | |
| tree | b45e63e71255c4d9aa9b270f125c6238b7ba8d48 /src | |
| parent | 275195fc340fa8ed14e13be82cd6fa82fc13d10e (diff) | |
| download | rabbitmq-server-git-69dda299b699fc755d906f38f173c7b4b1879e2c.tar.gz | |
Check if nodename is available before startup
Diffstat (limited to 'src')
| -rw-r--r-- | src/rabbit_plugin_activator.erl | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/rabbit_plugin_activator.erl b/src/rabbit_plugin_activator.erl index 072f297e69..59d8efd484 100644 --- a/src/rabbit_plugin_activator.erl +++ b/src/rabbit_plugin_activator.erl @@ -29,7 +29,7 @@ %% Contributor(s): ______________________________________. %% --module(rabbit_plugin_activator). +-module(rabbit_prelaunch). -export([start/0, stop/0]). @@ -52,7 +52,7 @@ start() -> io:format("Activating RabbitMQ plugins ...~n"), %% Determine our various directories - [PluginDir, UnpackedPluginDir] = init:get_plain_arguments(), + [PluginDir, UnpackedPluginDir, NodeName] = init:get_plain_arguments(), RootName = UnpackedPluginDir ++ "/rabbit", %% Unpack any .ez plugins @@ -130,6 +130,13 @@ start() -> [io:format("* ~s-~s~n", [App, proplists:get_value(App, AppVersions)]) || App <- PluginApps], io:nl(), + case net_kernel:start([list_to_atom(NodeName), shortnames]) of + {ok, _Pid} -> ok = net_kernel:stop(); + {error, Result} -> + terminate("starting node with name ~p failed - " + "an instance with the same name may already be running~n~p~n", + [NodeName, Result]) + end, halt(), ok. |