From 28a3f9849b763113dc7425040faf5e18ab703069 Mon Sep 17 00:00:00 2001 From: Fred Hebert Date: Wed, 5 Aug 2015 01:42:05 +0000 Subject: Detect missing EPMD, error, fallback and advise. --- src/rebar_prv_shell.erl | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'src/rebar_prv_shell.erl') diff --git a/src/rebar_prv_shell.erl b/src/rebar_prv_shell.erl index 3c6369a..431b3e2 100644 --- a/src/rebar_prv_shell.erl +++ b/src/rebar_prv_shell.erl @@ -157,13 +157,19 @@ setup_name(State) -> {undefined, undefined} -> ok; {Name, undefined} -> - net_kernel:start([Name, longnames]); + check_epmd(net_kernel:start([Name, longnames])); {undefined, SName} -> - net_kernel:start([SName, shortnames]); + check_epmd(net_kernel:start([SName, shortnames])); {_, _} -> ?ABORT("Cannot have both short and long node names defined", []) end. +check_epmd({error,{{shutdown, {_,net_kernel,{'EXIT',nodistribution}}},_}}) -> + ?ERROR("Erlang Distribution failed, falling back to nonode@nohost. " + "Verify that epmd is running and try again.",[]); +check_epmd(_) -> + ok. + find_apps_to_boot(State) -> %% Try the shell_apps option case rebar_state:get(State, shell_apps, undefined) of -- cgit v1.1