[Pacemaker] [Problem] The "dampen" parameter of the attrd_updater command is ignored, and an attribute is updated.

[Andrew Beekhof]

On 27 May 2014, at 12:13 pm, renayama19661014 at ybb.ne.jp wrote:

> Hi All,
> 
> The attrd_updater command ignores the "dampen" parameter and updates an attribute.
> 
> Step1) Start one node.
> [root at srv01 ~]# crm_mon -1 -Af
> Last updated: Tue May 27 19:36:35 2014
> Last change: Tue May 27 19:34:59 2014
> Stack: corosync
> Current DC: srv01 (3232238180) - partition WITHOUT quorum
> Version: 1.1.11-f0f09b8
> 1 Nodes configured
> 0 Resources configured
> 
> 
> Online: [ srv01 ]
> 
> 
> Node Attributes:
> * Node srv01:
> 
> Migration summary:
> * Node srv01: 
> 
> Step2) Update an attribute by attrd_updater command.
> [root at srv01 ~]# attrd_updater -n default_ping_set -U 500 -d 3000       
> 
> Step3) The attribute is updated without waiting for the time of the "dampen" parameter.
> [root at srv01 ~]# cibadmin -Q | grep ping_set            
>          <nvpair id="status-3232238180-default_ping_set" name="default_ping_set" value="500"/>
> 
> The next code seems to have a problem somehow or other.
> 
> --- attrd/command.c -----
> (snip)
>    /* this only involves cluster nodes. */
>    if(v->nodeid == 0 && (v->is_remote == FALSE)) {
>        if(crm_element_value_int(xml, F_ATTRD_HOST_ID, (int*)&v->nodeid) == 0) {
>            /* Create the name/id association */
>            crm_node_t *peer = crm_get_peer(v->nodeid, host);
>            crm_trace("We know %s's node id now: %s", peer->uname, peer->uuid);
>            if(election_state(writer) == election_won) {
>                write_attributes(FALSE, TRUE);
>                return;
>            }
>        }
>    }

This is for 5194 right?

I'd expect that block to hit this clause though:

     } else if(mainloop_timer_running(a->timer)) {
        crm_info("Write out of '%s' delayed: timer is running", a->id);
        return;

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