Keepalived : ईमेल अधिसूचना सेट करें2024/07/23 |
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फेलओवर या फेलबैक होने पर ईमेल अधिसूचना सेट करें। यह उदाहरण निम्न प्रकार से पर्यावरण पर आधारित है।
VIP:10.0.0.30
+----------------------+ | +----------------------+
| [node01.srv.world] |10.0.0.51 | 10.0.0.52| [node02.srv.world] |
| Keepalived#1 +----------+----------+ Keepalived#2 |
| | | |
+----------------------+ +----------------------+
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| [1] |
सभी नोड्स पर SMTP सर्वर स्थापित करें, यहां देखें। |
| [2] | यहां जैसी बुनियादी Keepalived सेटिंग्स के अलावा, सभी नोड्स पर ईमेल अधिसूचना सेट करें। |
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root@node01:~#
vi /etc/keepalived/keepalived.conf
global_defs {
router_id node01
# SMTP सेटिंग जोड़ें
notification_email {
root@localhost
}
notification_email_from root@node01.srv.world
smtp_server localhost
smtp_connect_timeout 30
}
vrrp_instance VRRP1 {
state MASTER
# nopreempt
interface enp1s0
virtual_router_id 101
priority 200
advert_int 1
virtual_ipaddress {
10.0.0.30/24
}
# जोड़ना
smtp_alert
}
root@node01:~# systemctl reload keepalived
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| [3] | ठीक है। ईमेल अधिसूचना सत्यापित करें। |
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# नोड कि कुछ परेशानियां हुईं root@node01:~# mail
"/var/mail/root": 1 message 1 new
>N 1 root@node01.srv.wo Tue Jul 23 05:30 15/546 [node01] VRRP Instance VR
? 1
Return-Path: <root@node01.srv.world>
X-Original-To: root@localhost
Delivered-To: root@localhost
Received: from node01.srv.world (localhost [127.0.0.1])
by node01.srv.world (Postfix) with SMTP id 5D92F161D3A
for <root@localhost>; Tue, 23 Jul 2024 05:30:34 +0000 (UTC)
Date: Tue, 23 Jul 2024 05:30:34 +0000
From: root@node01.srv.world
Subject: [node01] VRRP Instance VRRP1 - Entering FAULT state
X-Mailer: Keepalived
To: root@localhost
Message-Id: <20240723053034.5D92F161D3A@node01.srv.world>
=> VRRP Instance is no longer owning VRRP VIPs <=
# बैकअप नोड root@node02:~# mail
"/var/mail/root": 1 message 1 new
>N 1 root@node02.srv.wo Tue Jul 23 05:30 15/541 [node02] VRRP Instance VR
? 1
Return-Path: <root@node02.srv.world>
X-Original-To: root@localhost
Delivered-To: root@localhost
Received: from node02.srv.world (localhost [127.0.0.1])
by node02.srv.world (Postfix) with SMTP id 5AC46160D71
for <root@localhost>; Tue, 23 Jul 2024 05:30:37 +0000 (UTC)
Date: Tue, 23 Jul 2024 05:30:37 +0000
From: root@node02.srv.world
Subject: [node02] VRRP Instance VRRP1 - Entering MASTER state
X-Mailer: Keepalived
To: root@localhost
Message-Id: <20240723053037.5AC46160D71@node02.srv.world>
=> VRRP Instance is now owning VRRP VIPs <=
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