init

go-gost/x/dialer/http3/metadata.go

@@ -0,0 +1,64 @@
+package http3
+
+import (
+	"strings"
+	"time"
+
+	mdata "github.com/go-gost/core/metadata"
+	mdutil "github.com/go-gost/x/metadata/util"
+)
+
+const (
+	defaultAuthorizePath = "/authorize"
+	defaultPushPath      = "/push"
+	defaultPullPath      = "/pull"
+)
+
+type metadata struct {
+	authorizePath string
+	pushPath      string
+	pullPath      string
+	host          string
+
+	// QUIC config options
+	keepAlivePeriod  time.Duration
+	maxIdleTimeout   time.Duration
+	handshakeTimeout time.Duration
+	maxStreams       int
+}
+
+func (d *http3Dialer) parseMetadata(md mdata.Metadata) (err error) {
+	const (
+		keepAlive        = "keepalive"
+		keepAlivePeriod  = "ttl"
+		handshakeTimeout = "handshakeTimeout"
+		maxIdleTimeout   = "maxIdleTimeout"
+		maxStreams       = "maxStreams"
+	)
+
+	d.md.authorizePath = mdutil.GetString(md, "pht.authorizePath", "authorizePath")
+	if !strings.HasPrefix(d.md.authorizePath, "/") {
+		d.md.authorizePath = defaultAuthorizePath
+	}
+	d.md.pushPath = mdutil.GetString(md, "pht.pushPath", "pushPath")
+	if !strings.HasPrefix(d.md.pushPath, "/") {
+		d.md.pushPath = defaultPushPath
+	}
+	d.md.pullPath = mdutil.GetString(md, "pht.pullPath", "pullPath")
+	if !strings.HasPrefix(d.md.pullPath, "/") {
+		d.md.pullPath = defaultPullPath
+	}
+
+	d.md.host = mdutil.GetString(md, "host")
+	if md == nil || !md.IsExists(keepAlive) || mdutil.GetBool(md, keepAlive) {
+		d.md.keepAlivePeriod = mdutil.GetDuration(md, keepAlivePeriod)
+		if d.md.keepAlivePeriod <= 0 {
+			d.md.keepAlivePeriod = 10 * time.Second
+		}
+	}
+	d.md.handshakeTimeout = mdutil.GetDuration(md, handshakeTimeout)
+	d.md.maxIdleTimeout = mdutil.GetDuration(md, maxIdleTimeout)
+	d.md.maxStreams = mdutil.GetInt(md, maxStreams)
+
+	return
+}