Ansible Role: Keepalived

Install and configure Keepalived for VRRP high availability.

Variables

Variable	Required	Default	Description
keepalived_auth_pass	Yes	SuperSecurePassword	VRRP authentication password
keepalived_chk_service	Yes	---------------------	Service name to check for health
keepalived_id	Yes	---------------------	Keepalived instance identifier
keepalived_interface	Yes	eth0	Network interface for VRRP
keepalived_priority	Yes	101	VRRP priority (higher = master)
keepalived_state	Yes	MASTER	Initial state (MASTER/BACKUP)
keepalived_unicast_peer	Yes	---------------------	Peer IP address for unicast VRRP
keepalived_unicast_src_ip	Yes	---------------------	Source IP address for unicast VRRP
keepalived_virtual_ipaddress	Yes	---------------------	Virtual IP address to manage
keepalived_virtual_ipaddress_interface	Yes	eth0	Interface for virtual IP
keepalived_vr_id	Yes	1	VRRP virtual router ID
keepalived_vrrp_instance	Yes	VI_01	VRRP instance name

Example

keepalived_auth_pass: "SecurePassword123"
keepalived_chk_service: "nginx"
keepalived_id: "web01"
keepalived_interface: "eth0"
keepalived_priority: "100"
keepalived_state: "BACKUP"
keepalived_unicast_peer: "192.168.1.11"
keepalived_unicast_src_ip: "192.168.1.10"
keepalived_virtual_ipaddress: "192.168.1.100"
keepalived_virtual_ipaddress_interface: "eth0"
keepalived_vr_id: "51"
keepalived_vrrp_instance: "VI_WEB"