add proxy-port for port override when running behind a proxy

Signed-off-by: Adam Crowder <adam@adamcrowder.net>
This commit is contained in:
Adam Crowder
2020-05-03 02:19:32 -07:00
parent 8a5c737140
commit f366e8217e
4 changed files with 50 additions and 23 deletions

View File

@ -158,9 +158,9 @@ func (s *Server) previewHandler(w http.ResponseWriter, r *http.Request) {
}
relativeURL, _ := url.Parse(path.Join(s.proxyPath, token, filename))
resolvedURL := resolveURL(r, relativeURL)
resolvedURL := resolveURL(r, relativeURL, s.proxyPort)
relativeURLGet, _ := url.Parse(path.Join(s.proxyPath, getPathPart, token, filename))
resolvedURLGet := resolveURL(r, relativeURLGet)
resolvedURLGet := resolveURL(r, relativeURLGet, s.proxyPort)
var png []byte
png, err = qrcode.Encode(resolvedURL, qrcode.High, 150)
if err != nil {
@ -170,8 +170,8 @@ func (s *Server) previewHandler(w http.ResponseWriter, r *http.Request) {
qrCode := base64.StdEncoding.EncodeToString(png)
hostname := getURL(r).Host
webAddress := resolveWebAddress(r, s.proxyPath)
hostname := getURL(r, s.proxyPort).Host
webAddress := resolveWebAddress(r, s.proxyPath, s.proxyPort)
data := struct {
ContentType string
@ -212,8 +212,8 @@ func (s *Server) previewHandler(w http.ResponseWriter, r *http.Request) {
func (s *Server) viewHandler(w http.ResponseWriter, r *http.Request) {
// vars := mux.Vars(r)
hostname := getURL(r).Host
webAddress := resolveWebAddress(r, s.proxyPath)
hostname := getURL(r, s.proxyPort).Host
webAddress := resolveWebAddress(r, s.proxyPath, s.proxyPort)
data := struct {
Hostname string
@ -339,7 +339,7 @@ func (s *Server) postHandler(w http.ResponseWriter, r *http.Request) {
filename = url.PathEscape(filename)
relativeURL, _ := url.Parse(path.Join(s.proxyPath, token, filename))
fmt.Fprintln(w, getURL(r).ResolveReference(relativeURL).String())
fmt.Fprintln(w, getURL(r, s.proxyPort).ResolveReference(relativeURL).String())
cleanTmpFile(file)
}
@ -500,15 +500,15 @@ func (s *Server) putHandler(w http.ResponseWriter, r *http.Request) {
relativeURL, _ := url.Parse(path.Join(s.proxyPath, token, filename))
deleteURL, _ := url.Parse(path.Join(s.proxyPath, token, filename, metadata.DeletionToken))
w.Header().Set("X-Url-Delete", resolveURL(r, deleteURL))
w.Header().Set("X-Url-Delete", resolveURL(r, deleteURL, s.proxyPort))
fmt.Fprint(w, resolveURL(r, relativeURL))
fmt.Fprintln(w, resolveURL(r, relativeURL, s.proxyPort))
}
func resolveURL(r *http.Request, u *url.URL) string {
func resolveURL(r *http.Request, u *url.URL, proxyPort string) string {
r.URL.Path = ""
return getURL(r).ResolveReference(u).String()
return getURL(r, proxyPort).ResolveReference(u).String()
}
func resolveKey(key, proxyPath string) string {
@ -525,8 +525,8 @@ func resolveKey(key, proxyPath string) string {
return key
}
func resolveWebAddress(r *http.Request, proxyPath string) string {
url := getURL(r)
func resolveWebAddress(r *http.Request, proxyPath string, proxyPort string) string {
url := getURL(r, proxyPort)
var webAddress string
@ -544,7 +544,7 @@ func resolveWebAddress(r *http.Request, proxyPath string) string {
return webAddress
}
func getURL(r *http.Request) *url.URL {
func getURL(r *http.Request, proxyPort string) *url.URL {
u, _ := url.Parse(r.URL.String())
if r.TLS != nil {
@ -555,16 +555,25 @@ func getURL(r *http.Request) *url.URL {
u.Scheme = "http"
}
if u.Host != "" {
} else if host, port, err := net.SplitHostPort(r.Host); err != nil {
u.Host = r.Host
} else {
if port == "80" && u.Scheme == "http" {
u.Host = host
} else if port == "443" && u.Scheme == "https" {
if u.Host == "" {
host, port, err := net.SplitHostPort(r.Host)
if err != nil {
host = r.Host
port = ""
}
if len(proxyPort) != 0 {
port = proxyPort
}
if len(port) == 0 {
u.Host = host
} else {
u.Host = net.JoinHostPort(host, port)
if port == "80" && u.Scheme == "http" {
u.Host = host
} else if port == "443" && u.Scheme == "https" {
u.Host = host
} else {
u.Host = net.JoinHostPort(host, port)
}
}
}
@ -1011,7 +1020,7 @@ func (s *Server) RedirectHandler(h http.Handler) http.HandlerFunc {
} else if r.Header.Get("X-Forwarded-Proto") == "https" {
} else if r.URL.Scheme == "https" {
} else {
u := getURL(r)
u := getURL(r, s.proxyPort)
u.Scheme = "https"
http.Redirect(w, r, u.String(), http.StatusPermanentRedirect)