filter

Feb 16, 2026

Changes in this version

type Attr

+ const ATTR_ASPATH_HOPS

+ const ATTR_DIR

+ const ATTR_JATTR

+ const ATTR_JSON

+ const ATTR_OTC

+ const ATTR_SEQ

+ const ATTR_TIME

type Op

+ const OP_PRESENT

+ type Res = int8

+ const RES_ABSENT

+ const RES_FALSE

+ const RES_TRUE

Feb 10, 2026

Changes in this version

type Attr

+ const ATTR_ASPATH_LEN

+ const ATTR_LOCALPREF

+ const ATTR_MED

+ const ATTR_ORIGIN

type Eval

+ func (ev *Eval) Set(m *msg.Msg, kv *xsync.Map[string, any], caps caps.Caps, tags map[string]string) *Eval

Jun 13, 2025

Changes in this version

+ var ErrAttr = fmt.Errorf("invalid attribute")

+ var ErrEmpty = fmt.Errorf("empty filter")

+ var ErrExpr = fmt.Errorf("invalid expression")

+ var ErrIndex = fmt.Errorf("invalid index")

+ var ErrLogic = fmt.Errorf("expecting logical operator")

+ var ErrOp = fmt.Errorf("invalid operator")

+ var ErrOpValue = fmt.Errorf("operator needs value")

+ var ErrUnmatched = fmt.Errorf("unmatched parentheses")

+ var ErrValue = fmt.Errorf("invalid value")

+ type Attr = int

+ const ATTR_AF

+ const ATTR_ASPATH

+ const ATTR_COMM

+ const ATTR_COMM_EXT

+ const ATTR_COMM_LARGE

+ const ATTR_EXPR

+ const ATTR_NEXTHOP

+ const ATTR_PREFIX

+ const ATTR_REACH

+ const ATTR_TAG

+ const ATTR_TYPE

+ const ATTR_UNREACH

+ type Eval struct

+ Msg *msg.Msg

+ PipeCaps caps.Caps

+ PipeKV *xsync.Map[string, any]

+ PipeTags map[string]string

+ func NewEval(use_cache bool) *Eval

+ func (ev *Eval) ClearCache()

+ func (ev *Eval) Run(f *Filter) (result bool)

+ func (ev *Eval) SetMsg(m *msg.Msg)

+ func (ev *Eval) SetPipe(kv *xsync.Map[string, any], caps caps.Caps, tags map[string]string)

+ type Expr struct

+ And bool

+ Attr Attr

+ Filter *Filter

+ Idx any

+ Next *Expr

+ Not bool

+ Op Op

+ String string

+ Types bool

+ Val any

+ type Filter struct

+ First *Expr

+ String string

+ func NewFilter(filter string) (*Filter, error)

+ type Op = int

+ const OP_EQ

+ const OP_GE

+ const OP_GT

+ const OP_LE

+ const OP_LIKE

+ const OP_LT

+ const OP_TRUE