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From 74b3cff4fce5483d126b16131db53f8bd5804c82 Mon Sep 17 00:00:00 2001
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From: Peter Lemenkov <lemenkov@redhat.com>
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Date: Tue, 21 Jun 2016 15:48:07 +0200
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Subject: [PATCH] Don't run scriptlets if Mnesia isn't available
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See this rhbz for further details and symptoms:
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https://bugzilla.redhat.com/1343905
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Signed-off-by: Peter Lemenkov <lemenkov@redhat.com>
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---
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heartbeat/rabbitmq-cluster | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/heartbeat/rabbitmq-cluster b/heartbeat/rabbitmq-cluster
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index facca35..18e3206 100755
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--- a/heartbeat/rabbitmq-cluster
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+++ b/heartbeat/rabbitmq-cluster
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@@ -346,6 +346,8 @@ rmq_start() {
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BaseDataDir=`dirname $RMQ_DATA_DIR`
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if [ -f $BaseDataDir/users.erl ] ; then
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rabbitmqctl eval "
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+ %% Run only if Mnesia is ready, otherwise exit.
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+ lists:any(fun({mnesia,_,_}) -> true; ({_,_,_}) -> false end, application:which_applications()) orelse halt(),
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[WildPattern] = ets:select(mnesia_gvar, [ { {{rabbit_user, wild_pattern}, '\\\$1'}, [], ['\\\$1'] } ]),
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@@ -391,6 +393,9 @@ rmq_stop() {
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# Backup users
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BaseDataDir=`dirname $RMQ_DATA_DIR`
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rabbitmqctl eval "
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+ %% Run only if Mnesia is still available, otherwise exit.
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+ lists:any(fun({mnesia,_,_}) -> true; ({_,_,_}) -> false end, application:which_applications()) orelse halt(),
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+
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[WildPattern] = ets:select(mnesia_gvar, [ { {{rabbit_user, wild_pattern}, '\\\$1'}, [], ['\\\$1'] } ]),
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Users = case WildPattern of
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