|
|
|
@ -11,12 +11,15 @@ import (
|
|
|
|
|
"encoding/json"
|
|
|
|
|
"fmt"
|
|
|
|
|
"io"
|
|
|
|
|
"net"
|
|
|
|
|
"net/http"
|
|
|
|
|
"net/http/httputil"
|
|
|
|
|
"net/url"
|
|
|
|
|
"reflect"
|
|
|
|
|
"runtime"
|
|
|
|
|
"strconv"
|
|
|
|
|
"strings"
|
|
|
|
|
"sync"
|
|
|
|
|
"time"
|
|
|
|
|
|
|
|
|
|
"inet.af/netaddr"
|
|
|
|
@ -73,6 +76,10 @@ func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
|
|
|
|
|
h.serveFiles(w, r)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
if strings.HasPrefix(r.URL.Path, "/localapi/v0/file-put/") {
|
|
|
|
|
h.serveFilePut(w, r)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
switch r.URL.Path {
|
|
|
|
|
case "/localapi/v0/whois":
|
|
|
|
|
h.serveWhoIs(w, r)
|
|
|
|
@ -243,14 +250,85 @@ func (h *Handler) serveFileTargets(w http.ResponseWriter, r *http.Request) {
|
|
|
|
|
http.Error(w, "want GET to list targets", 400)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
wfs, err := h.b.FileTargets()
|
|
|
|
|
fts, err := h.b.FileTargets()
|
|
|
|
|
if err != nil {
|
|
|
|
|
http.Error(w, err.Error(), 500)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
makeNonNil(&wfs)
|
|
|
|
|
makeNonNil(&fts)
|
|
|
|
|
w.Header().Set("Content-Type", "application/json")
|
|
|
|
|
json.NewEncoder(w).Encode(wfs)
|
|
|
|
|
json.NewEncoder(w).Encode(fts)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func (h *Handler) serveFilePut(w http.ResponseWriter, r *http.Request) {
|
|
|
|
|
if !h.PermitWrite {
|
|
|
|
|
http.Error(w, "file access denied", http.StatusForbidden)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
if r.Method != "PUT" {
|
|
|
|
|
http.Error(w, "want PUT to put file", 400)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
fts, err := h.b.FileTargets()
|
|
|
|
|
if err != nil {
|
|
|
|
|
http.Error(w, err.Error(), 500)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
upath := strings.TrimPrefix(r.URL.EscapedPath(), "/localapi/v0/file-put/")
|
|
|
|
|
slash := strings.Index(upath, "/")
|
|
|
|
|
if slash == -1 {
|
|
|
|
|
http.Error(w, "bogus URL", 400)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
stableID, filenameEscaped := tailcfg.StableNodeID(upath[:slash]), upath[slash+1:]
|
|
|
|
|
|
|
|
|
|
var ft *ipnlocal.FileTarget
|
|
|
|
|
for _, x := range fts {
|
|
|
|
|
if x.Node.StableID == stableID {
|
|
|
|
|
ft = x
|
|
|
|
|
break
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if ft == nil {
|
|
|
|
|
http.Error(w, "node not found", 404)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
dstURL, err := url.Parse(ft.PeerAPIURL)
|
|
|
|
|
if err != nil {
|
|
|
|
|
http.Error(w, "bogus peer URL", 500)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
outReq, err := http.NewRequestWithContext(r.Context(), "PUT", "http://peer/v0/put/"+filenameEscaped, r.Body)
|
|
|
|
|
if err != nil {
|
|
|
|
|
http.Error(w, "bogus outreq", 500)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
outReq.ContentLength = r.ContentLength
|
|
|
|
|
|
|
|
|
|
rp := httputil.NewSingleHostReverseProxy(dstURL)
|
|
|
|
|
rp.Transport = getDialPeerTransport(h.b)
|
|
|
|
|
rp.ServeHTTP(w, outReq)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
var dialPeerTransportOnce struct {
|
|
|
|
|
sync.Once
|
|
|
|
|
v *http.Transport
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func getDialPeerTransport(b *ipnlocal.LocalBackend) *http.Transport {
|
|
|
|
|
dialPeerTransportOnce.Do(func() {
|
|
|
|
|
t := http.DefaultTransport.(*http.Transport).Clone()
|
|
|
|
|
t.Dial = nil //lint:ignore SA1019 yes I know I'm setting it to nil defensively
|
|
|
|
|
dialer := net.Dialer{
|
|
|
|
|
Timeout: 30 * time.Second,
|
|
|
|
|
KeepAlive: 30 * time.Second,
|
|
|
|
|
Control: b.PeerDialControlFunc(),
|
|
|
|
|
}
|
|
|
|
|
t.DialContext = dialer.DialContext
|
|
|
|
|
dialPeerTransportOnce.v = t
|
|
|
|
|
})
|
|
|
|
|
return dialPeerTransportOnce.v
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func defBool(a string, def bool) bool {
|
|
|
|
|