mirror of https://github.com/portainer/portainer
45 lines
1021 B
Go
45 lines
1021 B
Go
package proxy
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// unixSocketHandler represents a handler to proxy HTTP requests via a unix:// socket
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import (
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"io"
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"log"
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"net/http"
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httperror "github.com/portainer/portainer/http/error"
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)
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type socketProxy struct {
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Transport *proxyTransport
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}
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func (proxy *socketProxy) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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// Force URL/domain to http/unixsocket to be able to
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// use http.Transport RoundTrip to do the requests via the socket
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r.URL.Scheme = "http"
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r.URL.Host = "unixsocket"
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res, err := proxy.Transport.proxyDockerRequest(r)
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if err != nil {
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code := http.StatusInternalServerError
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if res != nil && res.StatusCode != 0 {
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code = res.StatusCode
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}
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httperror.WriteError(w, code, "Unable to proxy the request via the Docker socket", err)
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return
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}
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defer res.Body.Close()
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for k, vv := range res.Header {
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for _, v := range vv {
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w.Header().Add(k, v)
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}
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}
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w.WriteHeader(res.StatusCode)
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if _, err := io.Copy(w, res.Body); err != nil {
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log.Printf("proxy error: %s\n", err)
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}
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}
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