corosync-notifyd - Listen for important corosync events and send dbus and/or snmp traps.
corosync-notifyd [-f] [-l] [-o] [-s] [-m manager] [-d] [-h]
corosync-notifyd uses corosync API to listen for important cluster events and can log them, generate dbus signals or generate snmp traps.
|
-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. |
$
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"
corosync(8), corosync-cmapctl(8), dbus-monitor(1),
Angus Salkeld