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keepalived ocp vrrp unicast poc
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| #!/bin/sh | |
| if [ $(ss -nlt4H '( sport = :8443 )'|wc -c) -eq 0 ]; then exit 1; fi |
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| #!/bin/sh | |
| /usr/bin/ping -c 1 -W 5 $( ip -4 route get 1.1.1.1|head -n 1|awk '{print $3}') | |
| exit $? |
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| #!/bin/sh | |
| if [ $(ss -nlt4H '( sport = :80 )'|wc -c) -eq 0 ]; then exit 1; fi |
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| ! Configuration File for keepalived | |
| global_defs { | |
| vrrp_skip_check_adv_addr | |
| vrrp_garp_interval 0 | |
| vrrp_gna_interval 0 | |
| enable_script_security | |
| script_user root root | |
| init_fail | |
| } | |
| vrrp_script chk_masters { | |
| script "/etc/keepalived/chk_masters" | |
| interval 2 # check every 2 seconds | |
| weight -4 | |
| } | |
| vrrp_script chk_routers { | |
| script "/etc/keepalived/chk_routers" | |
| interval 2 # check every 2 seconds | |
| weight -4 | |
| } | |
| vrrp_script chk_nexthop { | |
| script "/etc/keepalived/chk_nexthop" | |
| interval 10 | |
| weight -4 | |
| } | |
| vrrp_instance VI_1 { | |
| state MASTER | |
| interface enp0s8.21 | |
| virtual_router_id 51 | |
| priority 101 | |
| advert_int 1 | |
| track_interface { | |
| enp0s9 | |
| } | |
| authentication { | |
| auth_type PASS | |
| auth_pass CHANGEME2 | |
| } | |
| virtual_ipaddress { | |
| 70.99.204.45/23 dev enp0s9 | |
| 172.21.255.1/16 dev enp0s8.21 | |
| } | |
| track_script { | |
| chk_masters | |
| chk_routers | |
| } | |
| unicast_src_ip 172.21.10.2 | |
| unicast_peer { | |
| 172.21.10.1 | |
| 172.21.10.3 | |
| } | |
| } | |
| vrrp_instance VI_2 { | |
| state MASTER | |
| interface enp0s8.21 | |
| virtual_router_id 52 | |
| priority 103 | |
| advert_int 1 | |
| track_interface { | |
| enp0s9 | |
| } | |
| authentication { | |
| auth_type PASS | |
| auth_pass CHANGEME | |
| } | |
| virtual_ipaddress { | |
| 172.21.255.254/16 dev enp0s8.21 | |
| } | |
| track_script { | |
| chk_nexthop | |
| } | |
| unicast_src_ip 172.21.10.1 | |
| unicast_peer { | |
| 172.21.10.2 | |
| 172.21.10.3 | |
| } | |
| } |
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| ! Configuration File for keepalived | |
| global_defs { | |
| vrrp_skip_check_adv_addr | |
| vrrp_garp_interval 0 | |
| vrrp_gna_interval 0 | |
| enable_script_security | |
| script_user root root | |
| init_fail | |
| } | |
| vrrp_script chk_masters { | |
| script "/etc/keepalived/chk_masters" | |
| interval 2 # check every 2 seconds | |
| weight -4 | |
| } | |
| vrrp_script chk_routers { | |
| script "/etc/keepalived/chk_routers" | |
| interval 2 # check every 2 seconds | |
| weight -4 | |
| } | |
| vrrp_script chk_nexthop { | |
| script "/etc/keepalived/chk_nexthop" | |
| interval 10 | |
| weight -4 | |
| } | |
| vrrp_instance VI_1 { | |
| state MASTER | |
| interface enp0s8.21 | |
| virtual_router_id 51 | |
| priority 102 | |
| advert_int 1 | |
| track_interface { | |
| enp0s9 | |
| } | |
| authentication { | |
| auth_type PASS | |
| auth_pass CHANGEME2 | |
| } | |
| virtual_ipaddress { | |
| 70.99.204.45/23 dev enp0s9 | |
| 172.21.255.1/16 dev enp0s8.21 | |
| } | |
| track_script { | |
| chk_masters | |
| chk_routers | |
| } | |
| unicast_src_ip 172.21.10.2 | |
| unicast_peer { | |
| 172.21.10.1 | |
| 172.21.10.3 | |
| } | |
| } | |
| vrrp_instance VI_2 { | |
| state MASTER | |
| interface enp0s8.21 | |
| virtual_router_id 52 | |
| priority 102 | |
| advert_int 1 | |
| track_interface { | |
| enp0s9 | |
| } | |
| authentication { | |
| auth_type PASS | |
| auth_pass CHANGEME | |
| } | |
| virtual_ipaddress { | |
| 172.21.255.254/16 dev enp0s8.21 | |
| } | |
| track_script { | |
| chk_nexthop | |
| } | |
| unicast_src_ip 172.21.10.2 | |
| unicast_peer { | |
| 172.21.10.1 | |
| 172.21.10.3 | |
| } | |
| } |
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| ! Configuration File for keepalived | |
| global_defs { | |
| vrrp_skip_check_adv_addr | |
| vrrp_garp_interval 0 | |
| vrrp_gna_interval 0 | |
| enable_script_security | |
| script_user root root | |
| init_fail | |
| } | |
| vrrp_script chk_masters { | |
| script "/etc/keepalived/chk_masters" | |
| interval 2 # check every 2 seconds | |
| weight -4 | |
| } | |
| vrrp_script chk_routers { | |
| script "/etc/keepalived/chk_routers" | |
| interval 2 # check every 2 seconds | |
| weight -4 | |
| } | |
| vrrp_script chk_nexthop { | |
| script "/etc/keepalived/chk_nexthop" | |
| interval 10 | |
| weight -4 | |
| } | |
| vrrp_instance VI_1 { | |
| state MASTER | |
| interface enp0s8.21 | |
| virtual_router_id 51 | |
| priority 103 | |
| advert_int 1 | |
| track_interface { | |
| enp0s9 | |
| } | |
| authentication { | |
| auth_type PASS | |
| auth_pass CHANGEME2 | |
| } | |
| virtual_ipaddress { | |
| 70.99.204.45/23 dev enp0s9 | |
| 172.21.255.1/16 dev enp0s8.21 | |
| } | |
| track_script { | |
| chk_masters | |
| chk_routers | |
| } | |
| unicast_src_ip 172.21.10.3 | |
| unicast_peer { | |
| 172.21.10.1 | |
| 172.21.10.2 | |
| } | |
| } | |
| vrrp_instance VI_2 { | |
| state MASTER | |
| interface enp0s8.21 | |
| virtual_router_id 52 | |
| priority 101 | |
| advert_int 1 | |
| track_interface { | |
| enp0s9 | |
| } | |
| authentication { | |
| auth_type PASS | |
| auth_pass CHANGEME | |
| } | |
| virtual_ipaddress { | |
| 172.21.255.254/16 dev enp0s8.21 | |
| } | |
| track_script { | |
| chk_nexthop | |
| } | |
| unicast_src_ip 172.21.10.3 | |
| unicast_peer { | |
| 172.21.10.1 | |
| 172.21.10.2 | |
| } | |
| } |
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