COROSYNC-NOTIFYD(8) Maintenance Commands and Procedures COROSYNC-NOTIFYD(8)

NAME

corosync-notifyd - Listen for important corosync events and send dbus
and/or snmp traps.

SYNOPSIS

corosync-notifyd [-f] [-l] [-o] [-s] [-m manager] [-d] [-h]

DESCRIPTION

corosync-notifyd uses corosync API to listen for important cluster
events and can log them, generate dbus signals or generate snmp
traps.

OPTIONS

-f Start application in foreground.

-l Log all events.

-o Print events to stdout (turns on -l).

-s Send SNMP traps on all events.

-m Set the SNMP Manager IP address (defaults to localhost).

-n No reverse DNS lookup on cmap member change events.

-d Send DBUS signals on all events.

-h Print this help.

EXAMPLES

$ corosync-notifyd -o
corosync-notifyd[18505]: troll[23374016] corosync-notify:18505:12 is
now connected to corosync
corosync-notifyd[18505]: troll[23374016] corosync-notify:18505:13 is
now disconnected from corosync
corosync-notifyd[18505]: troll[23374016] is now quorate
corosync-notifyd[18505]: r2[1550100672] ip:192.168.100.92 joined
corosync-notifyd[18505]: r2[1550100672] ip:192.168.100.92 left

$ corosync-notifyd -d

Note this output below is from "dbus-monitor --system"

signal sender=:1.216 -> dest=(null destination) serial=2
path=/com/redhat/cluster/corosync;
interface=com.redhat.cluster.corosync; member=ConnectionStateChange
string "troll"
uint32 23374016
string "corosync-notify:18900:12"
string "connected"
signal sender=:1.216 -> dest=(null destination) serial=3
path=/com/redhat/cluster/corosync;
interface=com.redhat.cluster.corosync; member=ConnectionStateChange
string "troll"
uint32 23374016
string "corosync-notify:18900:13"
string "disconnected"
signal sender=:1.216 -> dest=(null destination) serial=4
path=/com/redhat/cluster/corosync;
interface=com.redhat.cluster.corosync; member=QorumStateChange
string "troll"
uint32 23374016
string "quorate"
signal sender=:1.216 -> dest=(null destination) serial=5
path=/com/redhat/cluster/corosync;
interface=com.redhat.cluster.corosync; member=NodeStateChange
string "r2"
uint32 1550100672
string "192.168.100.92"
string "joined"
signal sender=:1.216 -> dest=(null destination) serial=6
path=/com/redhat/cluster/corosync;
interface=com.redhat.cluster.corosync; member=NodeStateChange
string "r2"
uint32 1550100672
string "192.168.100.92"
string "left"

SEE ALSO

corosync(8), corosync-cmapctl(8), dbus-monitor(1),

AUTHOR

Angus Salkeld

2011-01-14 COROSYNC-NOTIFYD(8)