conntrack-sync: T8189: Add conntrackd FTFW PurgeTimeout setting

[natali-rs1985]

Change summary

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, renaming)
• Refactoring (no functional changes)
• Migration from an old Vyatta component to vyos-1x, please link to related PR inside obsoleted component
• Other (please describe):

Related Task(s)

• https://vyos.dev/T8189

Related PR(s)

How to test / Smoketest result

set high-availability vrrp group TEST address 10.9.1.1/24
set high-availability vrrp group TEST interface 'eth3'
set high-availability vrrp group TEST vrid '9'
set high-availability vrrp sync-group TEST-GROUP member TEST

set service conntrack-sync failover-mechanism vrrp sync-group TEST-GROUP
set service conntrack-sync interface eth3

vyos@vyos# sed -n '/^Sync {/,/^}/p' /run/conntrackd/conntrackd.conf
Sync {
    Mode FTFW {
        PurgeTimeout 60
        DisableExternalCache off
        StartupResync off
    }
    Multicast {
        IPv4_address 225.0.0.50
        Group 3780
        IPv4_interface 111.10.0.1
        Interface eth3
        SndSocketBuffer 1048576
        RcvSocketBuffer 1048576
        Checksum on
    }
}
[edit]
vyos@vyos# set service conntrack-sync purge-timeout 120
[edit]
vyos@vyos# commit
[edit]
vyos@vyos# sed -n '/^Sync {/,/^}/p' /run/conntrackd/conntrackd.conf
Sync {
    Mode FTFW {
        PurgeTimeout 120
        DisableExternalCache off
        StartupResync off
    }
    Multicast {
        IPv4_address 225.0.0.50
        Group 3780
        IPv4_interface 111.10.0.1
        Interface eth3
        SndSocketBuffer 1048576
        RcvSocketBuffer 1048576
        Checksum on
    }
}
[edit]

Checklist:

• I have read the CONTRIBUTING document
• I have linked this PR to one or more Phabricator Task(s)
• I have run the components SMOKETESTS if applicable
• My commit headlines contain a valid Task id
• My change requires a change to the documentation
• I have updated the documentation accordingly

[github-actions]

👍
No issues in PR Title / Commit Title

[github-actions]

CI integration ❌ failed!

Details

CI logs

• CLI Smoketests ❌ failed
• CLI Smoketests (interfaces only) ❌ failed
• Config tests 👍 passed
• RAID1 tests 👍 passed
• CLI Smoketests VPP 👍 passed
• Config tests VPP 👍 passed
• TPM tests 👍 passed

[alexandr-san4ez]

I haven't tested this but it looks like a pretty simple change. Ready to merge.