ginuerzh
70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
package http2
|
|
|
|
import (
|
|
"net/http"
|
|
"strings"
|
|
"time"
|
|
|
|
mdata "github.com/go-gost/core/metadata"
|
|
mdutil "github.com/go-gost/x/metadata/util"
|
|
)
|
|
|
|
const (
|
|
defaultRealm = "gost"
|
|
)
|
|
|
|
type metadata struct {
|
|
probeResistance *probeResistance
|
|
header http.Header
|
|
hash string
|
|
authBasicRealm string
|
|
observePeriod time.Duration
|
|
limiterRefreshInterval time.Duration
|
|
}
|
|
|
|
func (h *http2Handler) parseMetadata(md mdata.Metadata) error {
|
|
if m := mdutil.GetStringMapString(md, "http.header", "header"); len(m) > 0 {
|
|
hd := http.Header{}
|
|
for k, v := range m {
|
|
hd.Add(k, v)
|
|
}
|
|
h.md.header = hd
|
|
}
|
|
|
|
if pr := mdutil.GetString(md, "probeResist", "probe_resist"); pr != "" {
|
|
if ss := strings.SplitN(pr, ":", 2); len(ss) == 2 {
|
|
h.md.probeResistance = &probeResistance{
|
|
Type: ss[0],
|
|
Value: ss[1],
|
|
Knock: mdutil.GetString(md, "knock"),
|
|
}
|
|
}
|
|
}
|
|
h.md.hash = mdutil.GetString(md, "hash")
|
|
h.md.authBasicRealm = mdutil.GetString(md, "authBasicRealm")
|
|
|
|
h.md.observePeriod = mdutil.GetDuration(md, "observePeriod", "observer.observePeriod")
|
|
if h.md.observePeriod == 0 {
|
|
h.md.observePeriod = 5 * time.Second
|
|
}
|
|
if h.md.observePeriod < time.Second {
|
|
h.md.observePeriod = time.Second
|
|
}
|
|
|
|
h.md.limiterRefreshInterval = mdutil.GetDuration(md, "limiter.refreshInterval")
|
|
if h.md.limiterRefreshInterval == 0 {
|
|
h.md.limiterRefreshInterval = 30 * time.Second
|
|
}
|
|
if h.md.limiterRefreshInterval < time.Second {
|
|
h.md.limiterRefreshInterval = time.Second
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
type probeResistance struct {
|
|
Type string
|
|
Value string
|
|
Knock string
|
|
}
|