DebTik/internal/dynamicrouting/types.go

package dynamicrouting

import (
	"encoding/json"
	"strconv"
	"strings"
)

// BGPInstance represents global BGP settings (/routing bgp instance)
type BGPInstance struct {
	Enabled               bool   `json:"enabled"`
	AS                    uint32 `json:"as"`
	RouterID              string `json:"router_id"`
	HoldTime              int    `json:"hold_time"`      // Default 180
	KeepaliveTime         int    `json:"keepalive_time"` // Default 60
	InFilter              string `json:"in_filter,omitempty"`
	OutFilter             string `json:"out_filter,omitempty"`
	RedistributeConnected bool   `json:"redistribute_connected"`
	RedistributeStatic    bool   `json:"redistribute_static"`
	RedistributeOSPF      bool   `json:"redistribute_ospf"`
	Running               bool   `json:"running"`
}

// BGPPeer represents a BGP peer connection (/routing bgp connection / peer)
type BGPPeer struct {
	ID               string   `json:"id"`
	Name             string   `json:"name"`
	Enabled          bool     `json:"enabled"`
	Comment          string   `json:"comment,omitempty"`
	Instance         string   `json:"instance,omitempty"`
	Template         string   `json:"template,omitempty"`
	LocalAS          uint32   `json:"local_as,omitempty"` // Multi-Instance Local AS (if 0, uses global AS)
	RouterID         string   `json:"router_id,omitempty"`
	AFI              string   `json:"afi,omitempty"` // "ip", "ipv6"
	RemoteAddress    string   `json:"remote_address"`
	RemotePort       int      `json:"remote_port,omitempty"`
	RemoteAS         uint32   `json:"remote_as"`
	RemoteAllowAS    string   `json:"remote_allow_as,omitempty"`
	LocalAddress     string   `json:"local_address,omitempty"`
	LocalPort        int      `json:"local_port,omitempty"`
	LocalRole        string   `json:"local_role,omitempty"` // ebgp, ibgp
	Password         string   `json:"password,omitempty"`   // TCP MD5 Key
	Multihop         bool     `json:"multihop"`
	TxTTL            int      `json:"tx_ttl,omitempty"`
	RxMinTTL         int      `json:"rx_min_ttl,omitempty"`
	Connect          bool     `json:"connect"`
	Listen           bool     `json:"listen"`
	HoldTime         int      `json:"hold_time,omitempty"`
	KeepaliveTime    int      `json:"keepalive_time,omitempty"`
	UseBFD           bool     `json:"use_bfd,omitempty"`
	RoutingTable     string   `json:"routing_table,omitempty"`
	VRF              string   `json:"vrf,omitempty"`
	NoClientReflect  bool     `json:"no_client_reflect,omitempty"`
	RedistConnected  bool     `json:"redist_connected"`
	RedistStatic     bool     `json:"redist_static"`
	RedistOSPF       bool     `json:"redist_ospf"`
	RedistBGP        bool     `json:"redist_bgp"`
	RedistRIP                  bool     `json:"redist_rip,omitempty"`
	RedistVPN                  bool     `json:"redist_vpn,omitempty"`
	RedistDHCP                 bool     `json:"redist_dhcp,omitempty"`
	RedistFantasy              bool     `json:"redist_fantasy,omitempty"`
	RedistModem                bool     `json:"redist_modem,omitempty"`
	RedistBgpMplsVpn           bool     `json:"redist_bgp_mpls_vpn,omitempty"`
	RedistSlaac                bool     `json:"redist_slaac,omitempty"`
	DefaultOriginate           bool     `json:"default_originate"`
	NetworkBlackhole           bool     `json:"network_blackhole,omitempty"`
	NoEarlyCut                 bool     `json:"no_early_cut,omitempty"`
	KeepSentAttrs              bool     `json:"keep_sent_attrs,omitempty"`
	InputAffinity              string   `json:"input_affinity,omitempty"`
	OutputAffinity             string   `json:"output_affinity,omitempty"`
	NexthopChoice              string   `json:"nexthop_choice,omitempty"` // default, force-self
	NexthopSelf                bool     `json:"nexthop_self"`
	DefaultPrepend             int      `json:"default_prepend,omitempty"`
	AllowASIn                  int      `json:"allow_as_in,omitempty"`
	RemovePrivateAS            bool     `json:"remove_private_as"`
	ASOverride                 bool     `json:"as_override,omitempty"`
	IgnoreASPathLen            bool     `json:"ignore_as_path_len,omitempty"`
	InFilter                   string   `json:"in_filter,omitempty"`        // Routing Filter chain for incoming routes
	InAcceptNLRI               string   `json:"in_accept_nlri,omitempty"`
	InAcceptCommunities        string   `json:"in_accept_communities,omitempty"`
	InAcceptExtCommunities     string   `json:"in_accept_ext_communities,omitempty"`
	InAcceptLargeCommunities   string   `json:"in_accept_large_communities,omitempty"`
	InFilterCommunities        string   `json:"in_filter_communities,omitempty"`
	InFilterExtCommunities     string   `json:"in_filter_ext_communities,omitempty"`
	InFilterLargeCommunities   string   `json:"in_filter_large_communities,omitempty"`
	InFilterUnknown            bool     `json:"in_filter_unknown,omitempty"`
	OutFilter                  string   `json:"out_filter,omitempty"`       // Routing Filter chain for outgoing routes
	OutSelectionPolicy         string   `json:"out_selection_policy,omitempty"`
	OutputNetwork              string   `json:"output_network,omitempty"`
	OutputNetworks             []string `json:"output_networks,omitempty"` // Dynamic [+] / [-] output networks
	Disabled         bool     `json:"disabled"`
	Passive          bool     `json:"passive"`
	// Runtime telemetry
	State          string `json:"state,omitempty"` // Established, Active, Connect, Idle
	Uptime         string `json:"uptime,omitempty"`
	PrefixReceived int    `json:"prefix_received"`
	PrefixSent     int    `json:"prefix_sent"`
}

// BGPNetwork represents an advertised network (/routing bgp network)
type BGPNetwork struct {
	ID       string `json:"id"`
	Network  string `json:"network"` // CIDR, e.g. 10.200.0.0/24
	Disabled bool   `json:"disabled"`
	Comment  string `json:"comment,omitempty"`
}

// BGPRoute represents an active BGP route
type BGPRoute struct {
	Prefix  string `json:"prefix"`
	NextHop string `json:"next_hop"`
	Metric  int    `json:"metric"`
	Weight  int    `json:"weight"`
	Path    string `json:"path"`
	Origin  string `json:"origin"`
	Best    bool   `json:"best"`
}

// OSPFInstance represents an OSPF instance (/routing ospf instance)
type OSPFInstance struct {
	ID                    string `json:"id"`
	Name                  string `json:"name"`                   // Default "Default"
	Version               int    `json:"version"`                // 2 or 3 (default 2)
	VRF                   string `json:"vrf"`                    // Default "main"
	RouterID              string `json:"router_id"`              // e.g. "10.42.62.254"
	RoutingTable          string `json:"routing_table,omitempty"`// Default "main"
	Enabled               bool   `json:"enabled"`
	Disabled              bool   `json:"disabled"`
	Comment               string `json:"comment,omitempty"`
	InFilter              string `json:"in_filter,omitempty"`
	OutFilter             string `json:"out_filter,omitempty"`
	RedistributeConnected bool   `json:"redistribute_connected"`
	RedistributeStatic    bool   `json:"redistribute_static"`
	RedistributeBGP       bool   `json:"redistribute_bgp"`
	RedistributeDefault   bool   `json:"redistribute_default"`        // MikroTik redistribute-default
	OriginateDefault      string `json:"originate_default,omitempty"` // "never", "if-installed", "always"
	DefaultMetric         int    `json:"default_metric"`
	Running               bool   `json:"running"`
}

// UnmarshalJSON supports both int (2, 3) and string ("2", "3", "ospfv2", "ospfv3") for Version.
func (o *OSPFInstance) UnmarshalJSON(data []byte) error {
	type Alias OSPFInstance
	aux := struct {
		RawVersion interface{} `json:"version"`
		*Alias
	}{
		Alias: (*Alias)(o),
	}
	if err := json.Unmarshal(data, &aux); err != nil {
		return err
	}
	switch v := aux.RawVersion.(type) {
	case float64:
		o.Version = int(v)
	case int:
		o.Version = v
	case string:
		vStr := strings.ToLower(strings.TrimSpace(v))
		if strings.Contains(vStr, "3") || strings.Contains(vStr, "v3") || vStr == "ipv6" {
			o.Version = 3
		} else if strings.Contains(vStr, "2") || strings.Contains(vStr, "v2") || vStr == "ipv4" {
			o.Version = 2
		} else if parsed, err := strconv.Atoi(vStr); err == nil {
			o.Version = parsed
		}
	}
	if o.Version <= 0 {
		o.Version = 2
	}
	return nil
}

// OSPFArea represents an OSPF area (/routing ospf area)
type OSPFArea struct {
	ID          string `json:"id"`
	Name        string `json:"name"`                  // Default "Default"
	Instance    string `json:"instance,omitempty"`    // Default "Default"
	AreaID      string `json:"area_id"`               // e.g. "0.0.0.0"
	AreaType    string `json:"area_type"`             // default, stub, nssa
	DefaultCost int    `json:"default_cost,omitempty"`
	NoSummaries bool   `json:"no_summaries,omitempty"`
	Disabled    bool   `json:"disabled"`
	Comment     string `json:"comment,omitempty"`
}

// OSPFAreaRange represents an area range (/routing ospf area range)
type OSPFAreaRange struct {
	ID        string `json:"id"`
	Area      string `json:"area"`      // Area name or ID
	Prefix    string `json:"prefix"`    // CIDR e.g. "10.42.0.0/16"
	Cost      int    `json:"cost"`
	Advertise bool   `json:"advertise"` // default true
	Disabled  bool   `json:"disabled"`
	Comment   string `json:"comment,omitempty"`
}

// OSPFInterface represents an OSPF interface template (/routing ospf interface-template)
type OSPFInterface struct {
	ID            string `json:"id"`
	Interfaces    string `json:"interfaces,omitempty"` // ether1, wlan1, all...
	Area          string `json:"area"`                 // Area ID or name e.g. "Default" / "0.0.0.0"
	Networks      string `json:"networks,omitempty"`   // CIDR e.g. "10.42.36.244/30"
	NetworkType   string `json:"network_type"`         // broadcast, ptp, nbma, point-to-multipoint
	Cost          int    `json:"cost"`                 // Metric, default 1
	Priority      int    `json:"priority"`             // Default 128
	HelloInterval int    `json:"hello_interval"`       // Default 10
	DeadInterval  int    `json:"dead_interval"`        // Default 40
	Passive       bool   `json:"passive"`
	Auth          string `json:"auth,omitempty"`       // none, simple, md5
	AuthKey       string `json:"auth_key,omitempty"`
	UseBFD        bool   `json:"use_bfd,omitempty"`
	Disabled      bool   `json:"disabled"`
	Comment       string `json:"comment,omitempty"`

	// Backward compatibility aliases
	Network   string `json:"network,omitempty"`
	Interface string `json:"interface,omitempty"`
	AuthType  string `json:"auth_type,omitempty"`
}

// OSPFInterfaceLive represents dynamic live OSPF interface state (/routing ospf interface)
type OSPFInterfaceLive struct {
	Flags      string `json:"flags"`       // "D" (dynamic)
	Interface  string `json:"interface"`   // e.g. "eth0"
	Address    string `json:"address"`     // e.g. "192.168.131.0/24"
	Area       string `json:"area"`        // e.g. "Default" or "0.0.0.0"
	InstanceID int    `json:"instance_id"` // 0
	State      string `json:"state"`       // dr, backup, waiting, passive, ptp
	Cost       int    `json:"cost"`
	Priority   int    `json:"priority"`
}

// OSPFStaticNeighbor represents a static OSPF neighbor (/routing ospf static-neighbor)
type OSPFStaticNeighbor struct {
	ID           string `json:"id"`
	Address      string `json:"address"`
	Area         string `json:"area"`
	PollInterval int    `json:"poll_interval"`
	Cost         int    `json:"cost"`
	Disabled     bool   `json:"disabled"`
	Comment      string `json:"comment,omitempty"`
}

// OSPFNeighbor represents a live OSPF neighbor (/routing ospf neighbor)
type OSPFNeighbor struct {
	Flags        string `json:"flags"`         // "D" (dynamic)
	Comment      string `json:"comment,omitempty"`
	Instance     string `json:"instance"`      // "Default"
	Area         string `json:"area"`          // "Default"
	Address      string `json:"address"`       // "10.42.62.249"
	State        string `json:"state"`         // "Full"
	StateChanges int    `json:"state_changes"` // e.g. 6
	NeighborID   string `json:"neighbor_id,omitempty"`
	Interface    string `json:"interface,omitempty"`
	DeadTimer    string `json:"dead_timer,omitempty"`
	Priority     int    `json:"priority,omitempty"`
}

// OSPFLSA represents an LSA record in the Link-State Database (/routing ospf lsa)
type OSPFLSA struct {
	Flags      string `json:"flags"`       // "D", "SD"
	Instance   string `json:"instance"`    // "Default"
	Area       string `json:"area"`        // "Default"
	Type       string `json:"type"`        // "router", "network", "as-external", "summary-net", "summary-asbr"
	Originator string `json:"originator"`  // Router ID
	ID         string `json:"id"`          // LS ID
	Link       string `json:"link"`
	LinkIndex  int    `json:"link_index"`
	Sequence   string `json:"sequence"`    // e.g. "8000006e"
	Age        int    `json:"age"`         // seconds
}

// OSPFRoute represents an active OSPF route
type OSPFRoute struct {
	Prefix    string `json:"prefix"`
	RouteType string `json:"route_type"` // Intra-Area, Inter-Area, External
	Cost      int    `json:"cost"`
	Area      string `json:"area"`
	NextHop   string `json:"next_hop"`
	Interface string `json:"interface"`
}

// RoutingFilterRule represents a route filter rule (/routing filter rule)
type RoutingFilterRule struct {
	ID             string `json:"id"`
	Chain          string `json:"chain"`                   // e.g. "bgp-in", "bgp-out", "isp-in"
	RuleOrder      int    `json:"rule_order"`              // e.g. 10, 20, 30... Sequence number
	Rule           string `json:"rule"`                    // RouterOS v7 rule script e.g. "if (dst in 10.0.0.0/8) { set bgp-local-pref 150; accept; }"
	Action         string `json:"action"`                  // "accept" (permit), "discard" (deny), "reject", "passthrough"
	Prefix         string `json:"prefix,omitempty"`         // CIDR e.g. "10.0.0.0/8" or "0.0.0.0/0"
	PrefixLen      string `json:"prefix_len,omitempty"`     // e.g. "24-32", "ge 24 le 32", "24"
	MatchProtocol  string `json:"match_protocol,omitempty"`  // "any", "bgp", "ospf", "connected", "static"
	MatchASPath    string `json:"match_as_path,omitempty"`  // regex e.g. "^65000_"
	MatchCommunity string `json:"match_community,omitempty"`// e.g. "65001:100"
	SetLocalPref   int    `json:"set_local_pref,omitempty"` // BGP Local Preference
	SetMetric      int    `json:"set_metric,omitempty"`     // BGP MED / OSPF Metric
	SetASPrepend   int    `json:"set_as_prepend,omitempty"` // AS Path prepend count
	SetCommunity   string `json:"set_community,omitempty"`  // Set BGP community
	SetNextHop     string `json:"set_next_hop,omitempty"`   // Custom Next Hop IP
	SetDistance    int    `json:"set_distance,omitempty"`   // Administrative Distance
	Disabled       bool   `json:"disabled"`
	Comment        string `json:"comment,omitempty"`
}

// RoutingFilterSelectRule represents a deprecated route selection rule (/routing filter select-rule)
type RoutingFilterSelectRule struct {
	ID        string `json:"id"`
	Chain     string `json:"chain"`
	RuleOrder int    `json:"rule_order"`
	Rule      string `json:"rule"`
	Disabled  bool   `json:"disabled"`
	Comment   string `json:"comment,omitempty"`
}

// RoutingFilterCommunityList represents a named community set (/routing filter community-list)
type RoutingFilterCommunityList struct {
	ID          string   `json:"id"`
	Name        string   `json:"name"`
	Communities []string `json:"communities"`
	Regexp      string   `json:"regexp,omitempty"`
	Disabled    bool     `json:"disabled"`
	Comment     string   `json:"comment,omitempty"`
}

// RoutingFilterASList represents a named AS number list (/routing filter num-list)
type RoutingFilterASList struct {
	ID       string `json:"id"`
	Name     string `json:"name"`
	Range    string `json:"range"`
	Disabled bool   `json:"disabled"`
	Comment  string `json:"comment,omitempty"`
}

// RIPInstance represents a RIP routing instance (/routing rip instance)
type RIPInstance struct {
	ID                    string `json:"id"`
	Name                  string `json:"name"`                   // e.g. "default"
	Version               int    `json:"version"`                // 2 for IPv4, 1 for RIPng IPv6 (default 2)
	VRF                   string `json:"vrf,omitempty"`          // default "main"
	RoutingTable          string `json:"routing_table,omitempty"`// default "main"
	Enabled               bool   `json:"enabled"`
	Disabled              bool   `json:"disabled"`
	Comment               string `json:"comment,omitempty"`
	InFilter              string `json:"in_filter,omitempty"`
	OutFilter             string `json:"out_filter,omitempty"`
	RedistributeConnected bool   `json:"redistribute_connected"`
	RedistributeStatic    bool   `json:"redistribute_static"`
	RedistributeOSPF      bool   `json:"redistribute_ospf"`
	RedistributeBGP       bool   `json:"redistribute_bgp"`
	RedistributeDefault   bool   `json:"redistribute_default"`
	DefaultMetric         int    `json:"default_metric"`         // default 1
	UpdateTime            int    `json:"update_time"`            // default 30
	TimeoutTime           int    `json:"timeout_time"`           // default 180
	GarbageTime           int    `json:"garbage_time"`           // default 120
	Running               bool   `json:"running"`
}

// UnmarshalJSON supports both int (2, 1) and string ("2", "1", "rip2", "ripng") for Version.
func (r *RIPInstance) UnmarshalJSON(data []byte) error {
	type Alias RIPInstance
	aux := struct {
		RawVersion interface{} `json:"version"`
		*Alias
	}{
		Alias: (*Alias)(r),
	}
	if err := json.Unmarshal(data, &aux); err != nil {
		return err
	}
	switch v := aux.RawVersion.(type) {
	case float64:
		r.Version = int(v)
	case int:
		r.Version = v
	case string:
		vStr := strings.ToLower(strings.TrimSpace(v))
		if strings.Contains(vStr, "ng") || strings.Contains(vStr, "v1") || vStr == "1" || vStr == "ipv6" {
			r.Version = 1
		} else if strings.Contains(vStr, "2") || vStr == "ipv4" {
			r.Version = 2
		} else if parsed, err := strconv.Atoi(vStr); err == nil {
			r.Version = parsed
		}
	}
	if r.Version == 0 {
		r.Version = 2
	}
	return nil
}

// RIPInterface represents a RIP interface template (/routing rip interface)
type RIPInterface struct {
	ID        string `json:"id"`
	Instance  string `json:"instance,omitempty"`
	Interface string `json:"interface"`          // e.g. "eth0" or "*"
	Metric    int    `json:"metric"`             // Metric/cost added (default 1)
	Mode      string `json:"mode,omitempty"`     // "multicast", "broadcast" (default multicast)
	Passive   bool   `json:"passive"`
	UseBFD    bool   `json:"use_bfd,omitempty"`
	Auth      string `json:"auth,omitempty"`     // "none", "simple", "md5"
	AuthKey   string `json:"auth_key,omitempty"`
	Disabled  bool   `json:"disabled"`
	Comment   string `json:"comment,omitempty"`
}

// RIPNeighbor represents an explicit RIP neighbor (/routing rip neighbor)
type RIPNeighbor struct {
	ID        string `json:"id"`
	Instance  string `json:"instance,omitempty"`
	Address   string `json:"address"`            // Neighbor IP
	Interface string `json:"interface,omitempty"`
	Disabled  bool   `json:"disabled"`
	Comment   string `json:"comment,omitempty"`
}

// RIPNeighborLive represents a live RIP neighbor detected by BIRD
type RIPNeighborLive struct {
	Address   string `json:"address"`
	Interface string `json:"interface"`
	Uptime    string `json:"uptime"`
	LastSeen  string `json:"last_seen"`
}

// RIPRoute represents an active RIP route learned or advertised
type RIPRoute struct {
	Prefix    string `json:"prefix"`
	NextHop   string `json:"next_hop"`
	Metric    int    `json:"metric"`
	Interface string `json:"interface"`
	Uptime    string `json:"uptime"`
}

// BFDInstance represents global BFD settings (/routing bfd instance)
type BFDInstance struct {
	Enabled  bool   `json:"enabled"`
	Disabled bool   `json:"disabled"`
	Comment  string `json:"comment,omitempty"`
	Running  bool   `json:"running"`
}

// BFDInterface represents a BFD interface template (/routing bfd interface)
type BFDInterface struct {
	ID             string `json:"id"`
	Interface      string `json:"interface"`                 // e.g. "eth0" or "*"
	MinRxInterval  int    `json:"min_rx_interval"`           // ms, default 100
	MinTxInterval  int    `json:"min_tx_interval"`           // ms, default 100
	IdleTxInterval int    `json:"idle_tx_interval,omitempty"`// ms, default 1000
	Multiplier     int    `json:"multiplier"`                // default 3
	Passive        bool   `json:"passive"`
	Auth           string `json:"auth,omitempty"`            // "none", "simple", "meticulous keyed sha1"
	AuthKey        string `json:"auth_key,omitempty"`
	Disabled       bool   `json:"disabled"`
	Comment        string `json:"comment,omitempty"`
}

// BFDNeighbor represents an explicit BFD neighbor / peer (/routing bfd peer)
type BFDNeighbor struct {
	ID           string `json:"id"`
	Address      string `json:"address"`
	Interface    string `json:"interface,omitempty"`
	LocalAddress string `json:"local_address,omitempty"`
	Multihop     bool   `json:"multihop"`
	Disabled     bool   `json:"disabled"`
	Comment      string `json:"comment,omitempty"`
}

// BFDSession represents a live BFD session (/routing bfd session)
type BFDSession struct {
	IP        string `json:"ip"`
	Interface string `json:"interface"`
	State     string `json:"state"`     // "Up", "Down", "Init", "AdminDown"
	Since     string `json:"since"`
	Interval  string `json:"interval"`
	Timeout   string `json:"timeout"`
}

// BabelInstance represents a Babel instance (/routing babel instance)
type BabelInstance struct {
	ID                    string `json:"id"`
	Name                  string `json:"name"` // "default"
	RouterID              string `json:"router_id,omitempty"`
	VRF                   string `json:"vrf,omitempty"`
	RoutingTable          string `json:"routing_table,omitempty"`
	Enabled               bool   `json:"enabled"`
	Disabled              bool   `json:"disabled"`
	Comment               string `json:"comment,omitempty"`
	InFilter              string `json:"in_filter,omitempty"`
	OutFilter             string `json:"out_filter,omitempty"`
	RedistributeConnected bool   `json:"redistribute_connected"`
	RedistributeStatic    bool   `json:"redistribute_static"`
	RedistributeOSPF      bool   `json:"redistribute_ospf"`
	RedistributeBGP       bool   `json:"redistribute_bgp"`
	RedistributeDefault   bool   `json:"redistribute_default"`
	DefaultMetric         int    `json:"default_metric"`
	Running               bool   `json:"running"`
}

// BabelInterface represents a Babel interface template (/routing babel interface)
type BabelInterface struct {
	ID             string `json:"id"`
	Instance       string `json:"instance,omitempty"`
	Interface      string `json:"interface"`           // "eth0" or "*"
	Type           string `json:"type,omitempty"`      // "wired", "wireless" (default "wired")
	RxCost         int    `json:"rxcost,omitempty"`    // default 10 or 96
	HelloInterval  int    `json:"hello_interval,omitempty"` // default 4 s
	UpdateInterval int    `json:"update_interval,omitempty"` // default 16 s
	Auth           string `json:"auth,omitempty"`      // "none", "mac"
	AuthKey        string `json:"auth_key,omitempty"`
	Disabled       bool   `json:"disabled"`
	Comment        string `json:"comment,omitempty"`
}

// BabelNeighbor represents a live Babel neighbor (/routing babel neighbor)
type BabelNeighbor struct {
	IP        string  `json:"ip"`
	Interface string  `json:"interface"`
	Metric    int     `json:"metric"`
	Cost      int     `json:"cost,omitempty"`
	Routes    int     `json:"routes,omitempty"`
	Hellos    int     `json:"hellos,omitempty"`
	Uptime    string  `json:"uptime,omitempty"`
	Expires   string  `json:"expires,omitempty"`
	Auth      string  `json:"auth,omitempty"`
	RTT       float64 `json:"rtt,omitempty"`
}

// BabelRoute represents an active Babel route (/routing babel route)
type BabelRoute struct {
	Prefix    string `json:"prefix"`
	NextHop   string `json:"next_hop"`
	Metric    int    `json:"metric"`
	Interface string `json:"interface"`
	Flag      string `json:"flag,omitempty"`
	Seqno     int    `json:"seqno,omitempty"`
	Expires   string `json:"expires,omitempty"`
}

// BabelInterfaceLive represents a running Babel interface reported by BIRD (/routing babel interface)
type BabelInterfaceLive struct {
	Instance  string `json:"instance"`
	Interface string `json:"interface"`
	State     string `json:"state"`
	Auth      string `json:"auth"`
	RxCost    int    `json:"rxcost"`
	Neighbors int    `json:"neighbors"`
	Timer     string `json:"timer"`
	NextHopV4 string `json:"next_hop_v4"`
	NextHopV6 string `json:"next_hop_v6"`
}

// RAdvInstance represents an IPv6 Router Advertisement instance (/routing radv instance)
type RAdvInstance struct {
	ID       string `json:"id"`
	Name     string `json:"name"` // "default"
	Enabled  bool   `json:"enabled"`
	Disabled bool   `json:"disabled"`
	Comment  string `json:"comment,omitempty"`
	Running  bool   `json:"running"`
}

// RAdvInterface represents a RAdv interface (/routing radv interface)
type RAdvInterface struct {
	ID              string   `json:"id"`
	Instance        string   `json:"instance,omitempty"`
	Interface       string   `json:"interface"`
	MinRAInterval   int      `json:"min_ra_interval,omitempty"`   // default 200 s
	MaxRAInterval   int      `json:"max_ra_interval,omitempty"`   // default 600 s
	DefaultLifetime int      `json:"default_lifetime,omitempty"` // default 1800 s
	HopLimit        int      `json:"hop_limit,omitempty"`        // default 64
	Prefixes        []string `json:"prefixes,omitempty"`         // IPv6 prefixes e.g. ["2001:db8::/64"]
	RDNSS           []string `json:"rdnss,omitempty"`            // IPv6 DNS servers e.g. ["2001:4860:4860::8888"]
	Disabled        bool     `json:"disabled"`
	Comment         string   `json:"comment,omitempty"`
}

// EIGRPInstance represents an EIGRP routing instance (/routing eigrp instance)
type EIGRPInstance struct {
	ID                    string `json:"id"`
	Name                  string `json:"name"`                   // e.g. "default", "eigrp100"
	AS                    int    `json:"as"`                     // Autonomous System number, default 100
	RouterID              string `json:"router_id,omitempty"`    // e.g. "192.168.131.56"
	VRF                   string `json:"vrf,omitempty"`          // default "main"
	Enabled               bool   `json:"enabled"`
	Disabled              bool   `json:"disabled"`
	Running               bool   `json:"running"`
	Comment               string `json:"comment,omitempty"`
	InFilter              string `json:"in_filter,omitempty"`
	OutFilter             string `json:"out_filter,omitempty"`
	RedistributeConnected bool   `json:"redistribute_connected"`
	RedistributeStatic    bool   `json:"redistribute_static"`
	RedistributeOSPF      bool   `json:"redistribute_ospf"`
	RedistributeBGP       bool   `json:"redistribute_bgp"`
	RedistributeDefault   bool   `json:"redistribute_default"`
	Variance              int    `json:"variance,omitempty"`      // default 1
	MaximumPaths          int    `json:"maximum_paths,omitempty"`  // default 4
	DefaultMetric         int    `json:"default_metric,omitempty"`
	K1                    int    `json:"k1"`                      // default 1
	K2                    int    `json:"k2"`                      // default 0
	K3                    int    `json:"k3"`                      // default 1
	K4                    int    `json:"k4"`                      // default 0
	K5                    int    `json:"k5"`                      // default 0
}

// UnmarshalJSON supports both int and string for AS and numeric fields.
func (e *EIGRPInstance) UnmarshalJSON(data []byte) error {
	type Alias EIGRPInstance
	aux := struct {
		RawAS interface{} `json:"as"`
		*Alias
	}{
		Alias: (*Alias)(e),
	}
	if err := json.Unmarshal(data, &aux); err != nil {
		return err
	}
	switch v := aux.RawAS.(type) {
	case float64:
		e.AS = int(v)
	case int:
		e.AS = v
	case string:
		if parsed, err := strconv.Atoi(strings.TrimSpace(v)); err == nil {
			e.AS = parsed
		}
	}
	if e.AS == 0 {
		e.AS = 100
	}
	if e.Variance == 0 {
		e.Variance = 1
	}
	if e.MaximumPaths == 0 {
		e.MaximumPaths = 4
	}
	return nil
}

// EIGRPInterface represents an EIGRP interface template (/routing eigrp interface)
type EIGRPInterface struct {
	ID            string `json:"id"`
	Instance      string `json:"instance,omitempty"`      // Instance Name or AS
	Interface     string `json:"interface"`             // e.g. "eth0" or "*"
	HelloInterval int    `json:"hello_interval,omitempty"`// Default 5s
	HoldTime      int    `json:"hold_time,omitempty"`     // Default 15s
	Passive       bool   `json:"passive"`
	SplitHorizon  bool   `json:"split_horizon"`           // Default true
	AuthMode      string `json:"auth_mode,omitempty"`     // "none", "md5"
	AuthKey       string `json:"auth_key,omitempty"`
	Disabled      bool   `json:"disabled"`
	Comment       string `json:"comment,omitempty"`
}

// EIGRPNetwork represents a network network command under EIGRP (/routing eigrp network)
type EIGRPNetwork struct {
	ID       string `json:"id"`
	Instance string `json:"instance,omitempty"`
	Network  string `json:"network"` // CIDR, e.g. "192.168.131.0/24"
	Disabled bool   `json:"disabled"`
	Comment  string `json:"comment,omitempty"`
}

// EIGRPNeighborLive represents a live EIGRP neighbor reported by FRR (/routing eigrp neighbor)
type EIGRPNeighborLive struct {
	AS        int    `json:"as"`
	Address   string `json:"address"`
	Interface string `json:"interface"`
	HoldTime  int    `json:"hold_time"`
	Uptime    string `json:"uptime"`
	SRTT      int    `json:"srtt"`
	RTO       int    `json:"rto"`
	SeqNum    int    `json:"seq_num"`
}

// EIGRPRouteLive represents a route in the EIGRP topology table (/routing eigrp topology)
type EIGRPRouteLive struct {
	AS         int    `json:"as"`
	Prefix     string `json:"prefix"`
	Successors int    `json:"successors"`
	Distance   int    `json:"distance"` // Feasible Distance (FD)
	NextHop    string `json:"next_hop"`
	Interface  string `json:"interface"`
	State      string `json:"state"` // "P" (Passive), "A" (Active)
}

// DynamicRoutingSummary aggregates status for dashboard & badges
type DynamicRoutingSummary struct {
	BGPEnabled          bool `json:"bgp_enabled"`
	BGPRunning          bool `json:"bgp_running"`
	BGPPeerCount        int  `json:"bgp_peer_count"`
	BGPEstablishedCount int  `json:"bgp_established_count"`
	OSPFEnabled         bool `json:"ospf_enabled"`
	OSPFRunning         bool `json:"ospf_running"`
	OSPFNeighborCount   int  `json:"ospf_neighbor_count"`
	OSPFAdjacentCount   int  `json:"ospf_adjacent_count"`
	RIPEnabled          bool `json:"rip_enabled"`
	RIPRunning          bool `json:"rip_running"`
	RIPNeighborCount    int  `json:"rip_neighbor_count"`
	BFDEnabled          bool `json:"bfd_enabled"`
	BFDRunning          bool `json:"bfd_running"`
	BFDSessionCount     int  `json:"bfd_session_count"`
	BabelEnabled        bool `json:"babel_enabled"`
	BabelRunning        bool `json:"babel_running"`
	BabelNeighborCount  int  `json:"babel_neighbor_count"`
	RAdvEnabled         bool `json:"radv_enabled"`
	RAdvRunning         bool `json:"radv_running"`
	EIGRPEnabled        bool `json:"eigrp_enabled"`
	EIGRPRunning        bool `json:"eigrp_running"`
	EIGRPNeighborCount  int  `json:"eigrp_neighbor_count"`
	RoutingFilterCount  int  `json:"routing_filter_count"`
}

// DynamicConfig stores all dynamic routing data on disk
type DynamicConfig struct {
	BGPInstance           BGPInstance                  `json:"bgp_instance"`
	BGPPeers              []BGPPeer                    `json:"bgp_peers"`
	BGPNetworks           []BGPNetwork                 `json:"bgp_networks"`
	OSPFInstances         []OSPFInstance               `json:"ospf_instances"`
	OSPFInstance          OSPFInstance                 `json:"ospf_instance"` // Backward compatibility
	OSPFAreas             []OSPFArea                   `json:"ospf_areas"`
	OSPFAreaRanges        []OSPFAreaRange              `json:"ospf_area_ranges"`
	OSPFInterfaces        []OSPFInterface              `json:"ospf_interfaces"`
	OSPFStaticNbrs        []OSPFStaticNeighbor         `json:"ospf_static_nbrs"`
	RIPInstances          []RIPInstance                `json:"rip_instances"`
	RIPInterfaces         []RIPInterface               `json:"rip_interfaces"`
	RIPNeighbors          []RIPNeighbor                `json:"rip_neighbors"`
	BFDInstance           BFDInstance                  `json:"bfd_instance"`
	BFDInterfaces         []BFDInterface               `json:"bfd_interfaces"`
	BFDNeighbors          []BFDNeighbor                `json:"bfd_neighbors"`
	BabelInstances        []BabelInstance              `json:"babel_instances"`
	BabelInterfaces       []BabelInterface             `json:"babel_interfaces"`
	RAdvInstances         []RAdvInstance               `json:"radv_instances"`
	RAdvInterfaces        []RAdvInterface              `json:"radv_interfaces"`
	EIGRPInstances        []EIGRPInstance              `json:"eigrp_instances"`
	EIGRPInterfaces       []EIGRPInterface             `json:"eigrp_interfaces"`
	EIGRPNetworks         []EIGRPNetwork               `json:"eigrp_networks"`
	RoutingFilters        []RoutingFilterRule          `json:"routing_filters"`
	RoutingSelectRules    []RoutingFilterSelectRule    `json:"routing_select_rules,omitempty"` // Deprecated: unused in BIRD 2
	RoutingCommunityLists []RoutingFilterCommunityList `json:"routing_community_lists"`
	RoutingASLists        []RoutingFilterASList        `json:"routing_as_lists"`
}