config

type BehaviorOptions struct {
	SourceAddress *string `yaml:"set-source-address,omitempty"` // mandatory for End.M.GTP6.(E|D)
}

type Bsid struct {
	BsidPrefix   *string  `yaml:"bsid-prefix,omitempty"`
	SegmentsList []string `yaml:"segments-list"`
}

type Control struct {
	Uri      jsonapi.ControlURI `yaml:"uri"`       // may contain domain name instead of ip address
	BindAddr netip.AddrPort     `yaml:"bind-addr"` // in the form `ip:port`
}

type Endpoint struct {
	Provider Provider              `yaml:"provider"` // Linux, NextMN, …
	Prefix   string                `yaml:"prefix"`   // Prefix = LOC+FUNC example of prefix: fd00:51D5:0000:1:1:11/80
	Behavior iana.EndpointBehavior `yaml:"behavior"` // example of behavior: End.DX4
	Options  *BehaviorOptions      `yaml:"options,omitempty"`
}

type Endpoints []*Endpoint

type Headend struct {
	Name                string          `yaml:"name"`
	To                  string          `yaml:"to"` // IP Prefix this Headend will handle (can be the same as GTP4HeadendPrefix if you have a single Headend)
	Provider            Provider        `yaml:"provider"`
	Behavior            HeadendBehavior `yaml:"behavior"`
	Policy              *[]Policy       `yaml:"policy,omitempty"`
	SourceAddressPrefix *string         `yaml:"source-address-prefix"`
	MTU                 *string         `yaml:"mtu,omitempty"` // suggested value is 1400 (same as UERANSIM) if the path includes a End.M.GTP4.E
}

type HeadendBehavior uint32

type Headends []*Headend

type Hooks struct {
	PreInitHook  *string `yaml:"pre-init-hook,omitempty"`  // script to execute before interfaces are configured
	PostInitHook *string `yaml:"post-init-hook,omitempty"` // script to execute after interfaces are configured
	PreExitHook  *string `yaml:"pre-exit-hook,omitempty"`  // script to execute before interfaces are configured
	PostExitHook *string `yaml:"post-exit-hook,omitempty"` // script to execute after interfaces are configured
}

type Logger struct {
	Level logrus.Level `yaml:"level"`
}

type Match struct {
	Teid                     *uint32 `yaml:"teid,omitempty"`
	InnerHeaderIPv4SrcPrefix *string `yaml:"inner-header-ipv4-src-prefix,omitempty"` // e.g. 192.168.0.1/32, Teid must be present
}

type Policy struct {
	Match *Match `yaml:"match,omitempty"`
	Bsid  Bsid   `yaml:"bsid"`
}

type Provider int

type SRv6Config struct {
	Hooks *Hooks `yaml:"hooks"`

	// interface with controller
	Control       Control            `yaml:"control"`
	ControllerURI jsonapi.ControlURI `yaml:"controller-uri"` // example: http://192.0.2.2:8080

	// Backbone IPv6 address
	BackboneIP n4tosrv6.BackboneIP `yaml:"backbone-ip"`

	// headends
	LinuxHeadendSetSourceAddress *netip.Addr   `yaml:"linux-headend-set-source-address,omitempty"`
	GTP4HeadendPrefix            *netip.Prefix `yaml:"gtp4-headend-prefix,omitempty"` // example of prefix: 10.0.0.1/32 (if you use a single GTP4 headend) or 10.0.1.0/24 (with more headends)
	IPV4HeadendPrefix            *netip.Prefix `yaml:"ipv4-headend-prefix,omitempty"` // example of prefix: 10.0.0.1/32 (if you use a single IPV4 headend) or 10.0.1.0/24 (with more headends)
	Headends                     Headends      `yaml:"headends"`

	// endpoints
	Locator   *n4tosrv6.Locator `yaml:"locator,omitempty"` // example of locator: fd00:51D5:0000:1::/64
	Endpoints Endpoints         `yaml:"endpoints"`
	Logger    *Logger           `yaml:"logger,omitempty"`
}