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feat(lib): use Checker type instead of ad-hoc logic (#318)

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This makes each check into its own type that has encapsulated check
logic, meaning that it's easier to add new checker implementations in
the future.

Signed-off-by: Xe Iaso <me@xeiaso.net>
This commit is contained in:
Xe Iaso 2025-04-22 07:49:41 -04:00 • committed by GitHub
parent 9b7bf8ee06
commit 84b28760b3
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GPG key ID: B5690EEEBB952194
8 changed files with 453 additions and 151 deletions
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35
lib/policy/bot.go
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@ -2,45 +2,18 @@ package policy
import (
"fmt"
"regexp"
"strings"
"github.com/TecharoHQ/anubis/internal"
"github.com/TecharoHQ/anubis/lib/policy/config"
"github.com/yl2chen/cidranger"
)
type Bot struct {
Name string
UserAgent *regexp.Regexp
Path *regexp.Regexp
Headers map[string]*regexp.Regexp
Action config.Rule `json:"action"`
Action config.Rule
Challenge *config.ChallengeRules
Ranger cidranger.Ranger
Rules Checker
}
func (b Bot) Hash() (string, error) {
var pathRex string
if b.Path != nil {
pathRex = b.Path.String()
}
var userAgentRex string
if b.UserAgent != nil {
userAgentRex = b.UserAgent.String()
}
var headersRex string
if len(b.Headers) > 0 {
var sb strings.Builder
sb.Grow(len(b.Headers) * 64)
for name, expr := range b.Headers {
sb.WriteString(name)
sb.WriteString(expr.String())
}
headersRex = sb.String()
}
return internal.SHA256sum(fmt.Sprintf("%s::%s::%s::%s", b.Name, pathRex, userAgentRex, headersRex)), nil
func (b Bot) Hash() string {
return internal.SHA256sum(fmt.Sprintf("%s::%s", b.Name, b.Rules.Hash()))
}