Simon Cornet
db70ae436a
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37 lines
2.2 KiB
Markdown
37 lines
2.2 KiB
Markdown
# Ansible Role: Keepalived
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Install and configure [Keepalived](https://www.keepalived.org/) for VRRP high availability.
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## Variables
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| Variable | Required | Default | Description |
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| ---------------------------------------- | -------- | --------------------- | ---------------------------------- |
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| `keepalived_auth_pass` | Yes | `SuperSecurePassword` | VRRP authentication password |
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| `keepalived_chk_service` | Yes | --------------------- | Service name to check for health |
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| `keepalived_id` | Yes | --------------------- | Keepalived instance identifier |
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| `keepalived_interface` | Yes | `eth0` | Network interface for VRRP |
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| `keepalived_priority` | Yes | `101` | VRRP priority (higher = master) |
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| `keepalived_state` | Yes | `MASTER` | Initial state (MASTER/BACKUP) |
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| `keepalived_unicast_peer` | Yes | --------------------- | Peer IP address for unicast VRRP |
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| `keepalived_unicast_src_ip` | Yes | --------------------- | Source IP address for unicast VRRP |
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| `keepalived_virtual_ipaddress` | Yes | --------------------- | Virtual IP address to manage |
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| `keepalived_virtual_ipaddress_interface` | Yes | `eth0` | Interface for virtual IP |
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| `keepalived_vr_id` | Yes | `1` | VRRP virtual router ID |
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| `keepalived_vrrp_instance` | Yes | `VI_01` | VRRP instance name |
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## Example
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```yaml
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keepalived_auth_pass: "SecurePassword123"
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keepalived_chk_service: "nginx"
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keepalived_id: "web01"
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keepalived_interface: "eth0"
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keepalived_priority: "100"
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keepalived_state: "BACKUP"
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keepalived_unicast_peer: "192.168.1.11"
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keepalived_unicast_src_ip: "192.168.1.10"
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keepalived_virtual_ipaddress: "192.168.1.100"
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keepalived_virtual_ipaddress_interface: "eth0"
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keepalived_vr_id: "51"
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keepalived_vrrp_instance: "VI_WEB"
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```
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