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-rw-r--r--lib/snmp/src/agent/snmpa_mib.erl14
1 files changed, 11 insertions, 3 deletions
diff --git a/lib/snmp/src/agent/snmpa_mib.erl b/lib/snmp/src/agent/snmpa_mib.erl
index ce90db18b3..574467d38f 100644
--- a/lib/snmp/src/agent/snmpa_mib.erl
+++ b/lib/snmp/src/agent/snmpa_mib.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2012. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -552,8 +552,12 @@ handle_call({dump, File}, _From, #state{data = Data} = State) ->
Reply = snmpa_mib_data:dump(Data, File),
{reply, Reply, State};
-handle_call({backup, BackupDir}, From, #state{data = Data} = State) ->
- ?vlog("backup to ~s",[BackupDir]),
+%% This check (that there is no backup already in progress) is also
+%% done in the master agent process, but just in case a user issues
+%% a backup call to this process directly, we add a similar check here.
+handle_call({backup, BackupDir}, From,
+ #state{backup = undefined, data = Data} = State) ->
+ ?vlog("backup to ~s", [BackupDir]),
Pid = self(),
V = get(verbosity),
case file:read_file_info(BackupDir) of
@@ -576,6 +580,10 @@ handle_call({backup, BackupDir}, From, #state{data = Data} = State) ->
{reply, Error, State}
end;
+handle_call({backup, _BackupDir}, From, #state{backup = Backup} = S) ->
+ ?vinfo("backup already in progress: ~p", [Backup]),
+ {reply, {error, backup_in_progress}, S};
+
handle_call(stop, _From, State) ->
?vlog("stop",[]),
{stop, normal, ok, State};