mirror of https://github.com/minio/minio.git
101 lines
2.6 KiB
Go
101 lines
2.6 KiB
Go
package minioapi
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import (
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"net/http"
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"strings"
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"github.com/minio-io/minio/pkg/utils/config"
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"github.com/minio-io/minio/pkg/utils/crypto/signers"
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)
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type vHandler struct {
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conf config.Config
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handler http.Handler
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}
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// grab AccessKey from authorization header
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func stripAccessKey(r *http.Request) string {
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fields := strings.Fields(r.Header.Get("Authorization"))
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if len(fields) < 2 {
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return ""
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}
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splits := strings.Split(fields[1], ":")
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if len(splits) < 2 {
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return ""
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}
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return splits[0]
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}
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func validateHandler(conf config.Config, h http.Handler) http.Handler {
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return vHandler{conf, h}
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}
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func (h vHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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accessKey := stripAccessKey(r)
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acceptsContentType := getContentType(r)
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if accessKey != "" {
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if err := h.conf.ReadConfig(); err != nil {
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error := errorCodeError(InternalError)
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errorResponse := getErrorResponse(error, "")
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w.WriteHeader(error.HttpStatusCode)
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w.Write(writeErrorResponse(w, errorResponse, acceptsContentType))
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} else {
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user := h.conf.GetKey(accessKey)
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ok, _ := signers.ValidateRequest(user, r)
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if ok {
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h.handler.ServeHTTP(w, r)
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} else {
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error := errorCodeError(AccessDenied)
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errorResponse := getErrorResponse(error, "")
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w.WriteHeader(error.HttpStatusCode)
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w.Write(writeErrorResponse(w, errorResponse, acceptsContentType))
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}
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}
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} else {
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//No access key found, handle this more appropriately
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//TODO: Remove this after adding tests to support signature
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//request
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h.handler.ServeHTTP(w, r)
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//Add this line, to reply back for invalid requests
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//w.WriteHeader(http.StatusUnauthorized)
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//w.Write([]byte("Authorization header malformed")
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}
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}
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func ignoreUnimplementedResources(h http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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acceptsContentType := getContentType(r)
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if ignoreUnImplementedObjectResources(r) || ignoreUnImplementedBucketResources(r) {
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error := errorCodeError(NotImplemented)
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errorResponse := getErrorResponse(error, "")
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w.WriteHeader(error.HttpStatusCode)
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w.Write(writeErrorResponse(w, errorResponse, acceptsContentType))
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} else {
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h.ServeHTTP(w, r)
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}
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})
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}
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//// helpers
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// Checks requests for unimplemented resources
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func ignoreUnImplementedBucketResources(req *http.Request) bool {
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q := req.URL.Query()
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for name := range q {
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if unimplementedBucketResourceNames[name] {
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return true
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}
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}
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return false
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}
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func ignoreUnImplementedObjectResources(req *http.Request) bool {
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q := req.URL.Query()
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for name := range q {
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if unimplementedObjectResourceNames[name] {
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return true
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}
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}
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return false
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}
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