dhcpsvc: adjust interface

internal/dhcpsvc/dhcpsvc.go

@@ -58,21 +58,21 @@ type Interface interface {
 
  // AddLease adds a new DHCP lease. l must be valid. It returns an error if
  // l already exists.
- AddLease(l *Lease) (err error)
+ AddLease(ctx context.Context, l *Lease) (err error)
 
  // UpdateStaticLease replaces an existing static DHCP lease. l must be
  // valid. It returns an error if the lease with the given hardware address
  // doesn't exist or if other values match another existing lease.
- UpdateStaticLease(l *Lease) (err error)
+ UpdateStaticLease(ctx context.Context, l *Lease) (err error)
 
  // RemoveLease removes an existing DHCP lease. l must be valid. It returns
  // an error if there is no lease equal to l.
- RemoveLease(l *Lease) (err error)
+ RemoveLease(ctx context.Context, l *Lease) (err error)
 
  // Reset removes all the DHCP leases.
  //
  // TODO(e.burkov): If it's really needed?
- Reset() (err error)
+ Reset(ctx context.Context) (err error)
 }
 
 // Empty is an [Interface] implementation that does nothing.
@@ -109,13 +109,13 @@ func (Empty) IPByHost(_ string) (ip netip.Addr) { return netip.Addr{} }
 func (Empty) Leases() (leases []*Lease) { return nil }
 
 // AddLease implements the [Interface] interface for Empty.
-func (Empty) AddLease(_ *Lease) (err error) { return nil }
+func (Empty) AddLease(_ context.Context, _ *Lease) (err error) { return nil }
 
 // UpdateStaticLease implements the [Interface] interface for Empty.
-func (Empty) UpdateStaticLease(_ *Lease) (err error) { return nil }
+func (Empty) UpdateStaticLease(_ context.Context, _ *Lease) (err error) { return nil }
 
 // RemoveLease implements the [Interface] interface for Empty.
-func (Empty) RemoveLease(_ *Lease) (err error) { return nil }
+func (Empty) RemoveLease(_ context.Context, _ *Lease) (err error) { return nil }
 
 // Reset implements the [Interface] interface for Empty.
-func (Empty) Reset() (err error) { return nil }
+func (Empty) Reset(_ context.Context) (err error) { return nil }