wip

hub/api/db/sanitize-validate.go

@@ -0,0 +1,69 @@
+package db
+
+import (
+	"errors"
+	"net/netip"
+	"net/url"
+	"strings"
+)
+
+var (
+	ErrInvalidIP   = errors.New("invalid IP")
+	ErrInvalidPort = errors.New("invalid port")
+)
+
+func Config_Sanitize(c *Config) {
+	if u, err := url.Parse(c.HubAddress); err == nil {
+		c.HubAddress = u.String()
+	}
+
+	if addr, ok := netip.AddrFromSlice(c.VPNNetwork); ok {
+		c.VPNNetwork = addr.AsSlice()
+	}
+}
+
+func Config_Validate(c *Config) error {
+	if _, err := url.Parse(c.HubAddress); err != nil {
+		return err
+	}
+
+	addr, ok := netip.AddrFromSlice(c.VPNNetwork)
+	if !ok || !addr.Is4() || addr.As4()[3] != 0 || addr.As4()[0] == 0 {
+		return ErrInvalidIP
+	}
+
+	return nil
+}
+
+func Session_Sanitize(s *Session) {
+}
+
+func Session_Validate(s *Session) error {
+	return nil
+}
+
+func Peer_Sanitize(p *Peer) {
+	p.Name = strings.TrimSpace(p.Name)
+	if len(p.IP) != 0 {
+		addr, ok := netip.AddrFromSlice(p.IP)
+		if ok && addr.Is4() {
+			p.IP = addr.AsSlice()
+		}
+	}
+	if p.Port == 0 {
+		p.Port = 515
+	}
+}
+
+func Peer_Validate(p *Peer) error {
+	if len(p.IP) > 0 {
+		_, ok := netip.AddrFromSlice(p.IP)
+		if !ok {
+			return ErrInvalidIP
+		}
+	}
+	if p.Port == 0 {
+		return ErrInvalidPort
+	}
+	return nil
+}