Change Details

CARP is not enabled by default [x] Temporarily load the CARP kernel module >**kldload carp** [x] Then restart network services > **service netif restart** > **service routing restart** [x] Verify CARP election > router-003 should be the master for Public network and router-002 the backup (it is the case) [x] Analyze of the CARP advertisements with tcpdump > add here : https://agora.nasqueron.org/Protocol_CARP [x] And if everything works, we can add on the file /boot/loader.conf : **carp_load="YES" ** > like this if we turn off the routers and restart the machines, CARP will be enabled [x] Verify CARP election > Analysis : router-003 is the master for Public network and router-002 is the backup [x] Test the failure of the Master and the recovery of the role Master > Analysis: router-003 does not regain the master role... [x] So we need to enable CARP preemption > Analysis: router-003 does now regain the master role... [x] Automate CARP activation and parameter preemption (D4006) [] Deploy with Salt and check the CARP system's operation > commands : > 1. salt 'node' state.apply roles/router test=True > 2. salt 'node' state.apply roles/router > 3. salt 'node' state.apply roles/core/sysctl/files/sysctl.conf test=True > 4. salt 'node' state.apply roles/core/sysctl/files/sysctl.conf

CARP is not enabled by default [x] Temporarily load the CARP kernel module >**kldload carp** [x] Then restart network services > **service netif restart** > **service routing restart** [x] Verify CARP election > router-003 should be the master for Public network and router-002 the backup (it is the case) [x] Analyze of the CARP advertisements with tcpdump > add here : https://agora.nasqueron.org/Protocol_CARP [x] And if everything works, we can add on the file /boot/loader.conf : **carp_load="YES" ** > like this if we turn off the routers and restart the machines, CARP will be enabled [x] Verify CARP election > Analysis : router-003 is the master for Public network and router-002 is the backup [x] Test the failure of the Master and the recovery of the role Master > Analysis: router-003 does not regain the master role... [x] So we need to enable CARP preemption > Analysis: router-003 does now regain the master role... [x] Automate CARP activation and parameter preemption (D4006) [x] Deploy with Salt and check the CARP system's operation > commands : > 1. salt 'node' state.apply roles/router test=True > 2. salt 'node' state.apply roles/router > 3. salt 'node' state.apply roles/core/sysctl/files/sysctl.conf test=True > 4. salt 'node' state.apply roles/core/sysctl/files/sysctl.conf

CARP is not enabled by default [x] Temporarily load the CARP kernel module >**kldload carp** [x] Then restart network services > **service netif restart** > **service routing restart** [x] Verify CARP election > router-003 should be the master for Public network and router-002 the backup (it is the case) [x] Analyze of the CARP advertisements with tcpdump > add here : https://agora.nasqueron.org/Protocol_CARP [x] And if everything works, we can add on the file /boot/loader.conf : **carp_load="YES" ** > like this if we turn off the routers and restart the machines, CARP will be enabled [x] Verify CARP election > Analysis : router-003 is the master for Public network and router-002 is the backup [x] Test the failure of the Master and the recovery of the role Master > Analysis: router-003 does not regain the master role... [x] So we need to enable CARP preemption > Analysis: router-003 does now regain the master role... [x] Automate CARP activation and parameter preemption (D4006) [x] Deploy with Salt and check the CARP system's operation > commands : > 1. salt 'node' state.apply roles/router test=True > 2. salt 'node' state.apply roles/router > 3. salt 'node' state.apply roles/core/sysctl/files/sysctl.conf test=True > 4. salt 'node' state.apply roles/core/sysctl/files/sysctl.conf