wireguard: T7166: Call vxlan dependency if interface exist

[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/T7166

Related PR(s)

How to test / Smoketest result

set interfaces wireguard wg1 address 10.20.30.1/24
set interfaces wireguard wg1 description 'First peer'
set interfaces wireguard wg1 peer first address '192.0.2.31'
set interfaces wireguard wg1 peer first allowed-ips '10.20.30.2/32'
set interfaces wireguard wg1 peer first persistent-keepalive '25'
set interfaces wireguard wg1 peer first port '55555'
set interfaces wireguard wg1 peer first public-key '6HXVzOzM3yYz+MkXUOajmLU22CEvYacISODOwQPqE34='
set interfaces wireguard wg1 port '50001'
set interfaces wireguard wg1 private-key '2L4gceJCIpL9QjPZnsO3Mfb+2if+dYtBINZE2F4mDXU='

set interfaces vxlan vxlan1 address '10.1.1.1/30'
set interfaces vxlan vxlan1 mtu '1350'
set interfaces vxlan vxlan1 port '4789'
set interfaces vxlan vxlan1 remote '192.0.2.31'
set interfaces vxlan vxlan1 source-interface 'wg1'
set interfaces vxlan vxlan1 vni '5'

vyos@vyos# commit && ip link show | match "wg|vxlan"
[ interfaces wireguard wg1 ]

WARNING: RFC7348 recommends VXLAN tunnels preserve a 1500 byte MTU


[ interfaces vxlan vxlan1 ]

WARNING: RFC7348 recommends VXLAN tunnels preserve a 1500 byte MTU


18: wg1: <POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1420 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
20: vxlan1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1350 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
[edit]


set interfaces wireguard wg1 peer first persistent-keepalive 15

vyos@vyos# commit && ip link show | match "wg|vxlan"
[ interfaces wireguard wg1 ]

WARNING: RFC7348 recommends VXLAN tunnels preserve a 1500 byte MTU


21: wg1: <POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1420 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
22: vxlan1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1350 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
[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

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[github-actions]

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Details

CI logs

• CLI Smoketests (no interfaces) 👍 passed
• CLI Smoketests (interfaces only) 👍 passed
• Config tests 👍 passed
• RAID1 tests 👍 passed
• TPM tests 👍 passed