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-rw-r--r--vendor/github.com/docker/go-plugins-helpers/sdk/encoder.go37
1 files changed, 37 insertions, 0 deletions
diff --git a/vendor/github.com/docker/go-plugins-helpers/sdk/encoder.go b/vendor/github.com/docker/go-plugins-helpers/sdk/encoder.go
new file mode 100644
index 000000000..195812a44
--- /dev/null
+++ b/vendor/github.com/docker/go-plugins-helpers/sdk/encoder.go
@@ -0,0 +1,37 @@
+package sdk
+
+import (
+ "encoding/json"
+ "fmt"
+ "io"
+ "net/http"
+)
+
+// DefaultContentTypeV1_1 is the default content type accepted and sent by the plugins.
+const DefaultContentTypeV1_1 = "application/vnd.docker.plugins.v1.1+json"
+
+// DecodeRequest decodes an http request into a given structure.
+func DecodeRequest(w http.ResponseWriter, r *http.Request, req interface{}) (err error) {
+ if err = json.NewDecoder(r.Body).Decode(req); err != nil {
+ http.Error(w, err.Error(), http.StatusBadRequest)
+ }
+ return
+}
+
+// EncodeResponse encodes the given structure into an http response.
+func EncodeResponse(w http.ResponseWriter, res interface{}, err bool) {
+ w.Header().Set("Content-Type", DefaultContentTypeV1_1)
+ if err {
+ w.WriteHeader(http.StatusInternalServerError)
+ }
+ json.NewEncoder(w).Encode(res)
+}
+
+// StreamResponse streams a response object to the client
+func StreamResponse(w http.ResponseWriter, data io.ReadCloser) {
+ w.Header().Set("Content-Type", DefaultContentTypeV1_1)
+ if _, err := copyBuf(w, data); err != nil {
+ fmt.Printf("ERROR in stream: %v\n", err)
+ }
+ data.Close()
+}