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authorErlang/OTP <[email protected]>2012-02-02 15:45:07 +0100
committerErlang/OTP <[email protected]>2012-02-02 15:45:07 +0100
commit0c9547c384ba9d299d4a73bdf2a514c2b47128cd (patch)
tree58f49deaf3c65cdefeffe88a00443cf3b64753ca /lib/snmp/src/agent
parent61fa5c03369e9ae6de2b4ae24438c236df93d7cb (diff)
parent94da0412ba37e62567e3e377c1c6063c379c0fe1 (diff)
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Merge branch 'bmk/snmp4217_integration/r15' into maint-r15
* bmk/snmp4217_integration/r15: Prepare release [snmp/agent] Add proper release notes [snmp/agent] Wrong OID used for error message reply [snmp/agent] Added backup check for local_db [snmp/agent] Simultaneous snmpa:backup/1,2 calls interfere
Diffstat (limited to 'lib/snmp/src/agent')
-rw-r--r--lib/snmp/src/agent/snmpa_agent.erl9
-rw-r--r--lib/snmp/src/agent/snmpa_local_db.erl10
-rw-r--r--lib/snmp/src/agent/snmpa_mib.erl14
-rw-r--r--lib/snmp/src/agent/snmpa_mpd.erl2
4 files changed, 28 insertions, 7 deletions
diff --git a/lib/snmp/src/agent/snmpa_agent.erl b/lib/snmp/src/agent/snmpa_agent.erl
index 17cb9c9fe3..9cc986cf47 100644
--- a/lib/snmp/src/agent/snmpa_agent.erl
+++ b/lib/snmp/src/agent/snmpa_agent.erl
@@ -1262,7 +1262,8 @@ handle_call(info, _From, S) ->
handle_call(get_net_if, _From, S) ->
{reply, get(net_if), S};
-handle_call({backup, BackupDir}, From, S) ->
+%% Only accept a backup request if there is none already in progress
+handle_call({backup, BackupDir}, From, #state{backup = undefined} = S) ->
?vlog("backup: ~p", [BackupDir]),
Pid = self(),
V = get(verbosity),
@@ -1279,7 +1280,11 @@ handle_call({backup, BackupDir}, From, S) ->
end),
?vtrace("backup server: ~p", [BackupServer]),
{noreply, S#state{backup = {BackupServer, From}}};
-
+
+handle_call({backup, _BackupDir}, From, #state{backup = Backup} = S) ->
+ ?vinfo("backup already in progress: ~p", [Backup]),
+ {reply, {error, backup_in_progress}, S};
+
handle_call(dump_mibs, _From, S) ->
Reply = snmpa_mib:dump(get(mibserver)),
{reply, Reply, S};
diff --git a/lib/snmp/src/agent/snmpa_local_db.erl b/lib/snmp/src/agent/snmpa_local_db.erl
index 5b04c70054..1ec8dd3874 100644
--- a/lib/snmp/src/agent/snmpa_local_db.erl
+++ b/lib/snmp/src/agent/snmpa_local_db.erl
@@ -486,7 +486,11 @@ handle_call({match, Name, Db, Pattern}, _From, State) ->
L1 = match(Db, Name, Pattern, State),
{reply, lists:delete([undef], L1), State};
-handle_call({backup, BackupDir}, From, #state{dets = Dets} = State) ->
+%% 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, dets = Dets} = State) ->
?vlog("backup: ~p",[BackupDir]),
Pid = self(),
V = get(verbosity),
@@ -511,6 +515,10 @@ handle_call({backup, BackupDir}, From, #state{dets = Dets} = 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(dump, _From, #state{dets = Dets} = State) ->
?vlog("dump",[]),
dets_sync(Dets),
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};
diff --git a/lib/snmp/src/agent/snmpa_mpd.erl b/lib/snmp/src/agent/snmpa_mpd.erl
index 0305e1fbec..2d37ea56f0 100644
--- a/lib/snmp/src/agent/snmpa_mpd.erl
+++ b/lib/snmp/src/agent/snmpa_mpd.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2011. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2012. 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