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Merge commit 'f5c5d2ca86e1ebd8750563e1c1ea71a6fbed2670' into HEAD

feature/update-route-registration
Jenkins 2 years ago
committed by Fabian Vowie
parent
commit
9fb3e86b3d
No known key found for this signature in database GPG Key ID: C27317C33B27C410
  1. 2
      README.md
  2. 109
      main.go
  3. 66
      main_test.go

2
README.md

@ -106,7 +106,7 @@ Authorization: Bearer <Token>
}
```
### `GET` `/{pipeline}`
### `GET` `/pipelines/{pipeline}`
Show pipeline information.

109
main.go

@ -1,9 +1,12 @@
package main
import (
"bytes"
"encoding/json"
"net/http"
"io"
"github.com/geplauder/lithium/middlewares"
"github.com/geplauder/lithium/pipelines"
"github.com/geplauder/lithium/settings"
@ -39,12 +42,106 @@ func IndexHandler(w http.ResponseWriter, r *http.Request) {
}
}
func RegisterPipelineRoutes(r *mux.Router, pipelines []pipelines.IPipeline, storageProvider storage.IStorageProvider) {
for _, pipeline := range pipelines {
r.HandleFunc("/"+pipeline.GetSlug(), func(w http.ResponseWriter, r *http.Request) {
PipelineHandler(pipeline, storageProvider, w, r)
})
func writeError(w http.ResponseWriter, status int, errStr string) {
w.WriteHeader(status)
json.NewEncoder(w).Encode(struct {
Error string `json:"error"`
}{errStr})
}
func UploadHandler(w http.ResponseWriter, r *http.Request, pipes []pipelines.IPipeline, storageProvider storage.IStorageProvider) {
// open file handler
formFile, handler, err := r.FormFile("file")
if err != nil {
writeError(w, http.StatusUnprocessableEntity, err.Error())
return
}
defer formFile.Close()
// check pipelines form param
formPipeline := r.FormValue("pipeline")
if formPipeline == "" {
writeError(w, http.StatusUnprocessableEntity, "pipeline parameter missing")
return
}
var execPipe pipelines.IPipeline
for _, pipe := range pipes {
if formPipeline == pipe.GetSlug() {
execPipe = pipe
break
}
}
if execPipe == nil {
writeError(w, http.StatusUnprocessableEntity, "pipeline not found")
return
}
bucket := r.FormValue("bucket")
if bucket == "" {
writeError(w, http.StatusUnprocessableEntity, "bucket parameter missing")
return
}
// open file
file, err := handler.Open()
if err != nil {
writeError(w, http.StatusInternalServerError, "error reading uploaded file")
return
}
defer file.Close()
// read file to buffer
buf := bytes.NewBuffer(nil)
_, err = io.Copy(buf, file)
if err != nil {
writeError(w, http.StatusInternalServerError, "error reading file from buffer")
return
}
// store uploaded file
_, err = storageProvider.StoreRaw(bucket, "source.jpg", buf.Bytes())
if err != nil {
return
}
// execute pipeline
output, err := execPipe.Run("source.jpg", bucket, storageProvider)
if err != nil {
writeError(w, http.StatusInternalServerError, "error executing pipeline")
return
}
w.Header().Set("Content-Type", "application/json")
err = json.NewEncoder(w).Encode(struct {
Message string `json:"message"`
OutputFiles []string `json:"output_files"`
}{"ok", []string{output}})
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
}
}
func RegisterRoutes(r *mux.Router, pipelines []pipelines.IPipeline, storageProvider storage.IStorageProvider) {
r.HandleFunc("/", IndexHandler).Methods("GET")
r.HandleFunc("/upload", func(w http.ResponseWriter, r *http.Request) {
UploadHandler(w, r, pipelines, storageProvider)
}).Methods("POST")
r.HandleFunc("/pipelines/{pipeline}", func(w http.ResponseWriter, r *http.Request) {
for _, pipeline := range pipelines {
if pipeline.GetSlug() == mux.Vars(r)["pipeline"] {
PipelineHandler(pipeline, storageProvider, w, r)
return
}
}
w.WriteHeader(404)
}).Methods("GET")
}
func main() {
@ -82,7 +179,7 @@ func main() {
r.HandleFunc("/", IndexHandler)
RegisterPipelineRoutes(r, pipes, storageProvider)
RegisterRoutes(r, pipes, storageProvider)
err = http.ListenAndServe(appSettings.Endpoint, r)
if err != nil {

66
main_test.go

@ -1,7 +1,9 @@
package main
import (
"encoding/base64"
"encoding/json"
"fmt"
"net/http"
"net/http/httptest"
"testing"
@ -34,9 +36,9 @@ func TestEndpointRoute(t *testing.T) {
router := mux.NewRouter()
fs := storage.GetMemoryStorageProvider()
RegisterPipelineRoutes(router, []pipelines.IPipeline{data}, fs)
RegisterRoutes(router, []pipelines.IPipeline{data}, fs)
request, _ := http.NewRequest("GET", "/"+data.Slug, nil)
request, _ := http.NewRequest("GET", "/pipelines/"+data.Slug, nil)
responseRecorder := httptest.NewRecorder()
router.ServeHTTP(responseRecorder, request)
@ -49,7 +51,7 @@ func TestEndpointRoute(t *testing.T) {
t.Run("Unregistered pipelines return 404", func(t *testing.T) {
router := mux.NewRouter()
request, _ := http.NewRequest("GET", "/"+data.Slug, nil)
request, _ := http.NewRequest("GET", "/pipelines/"+data.Slug, nil)
responseRecorder := httptest.NewRecorder()
router.ServeHTTP(responseRecorder, request)
@ -57,3 +59,61 @@ func TestEndpointRoute(t *testing.T) {
assert.Equal(t, 404, responseRecorder.Code)
})
}
func TestUploadRoute(t *testing.T) {
t.Run("Test uploads missing multipart boundary", func(t *testing.T) {
router := mux.NewRouter()
fs := storage.GetMemoryStorageProvider()
RegisterRoutes(router, []pipelines.IPipeline{pipelines.Pipeline{
Name: "",
Slug: "",
Type: 0,
RemoveMetadata: false,
Steps: []pipelines.Step{},
Output: struct {
Format string `json:"format"`
Quality int `json:"quality"`
}{"jpeg", 10},
}}, fs)
request, _ := http.NewRequest("POST", "/upload", nil)
request.Header["Content-Type"] = []string{"multipart/form-data"}
responseRecorder := httptest.NewRecorder()
router.ServeHTTP(responseRecorder, request)
assert.Equal(t, 0x1A6, responseRecorder.Code)
str, _ := base64.StdEncoding.DecodeString("eyJlcnJvciI6Im5" +
"vIG11bHRpcGFydCBib3VuZGFyeSBwYXJhbSBpbiBDb250ZW50LVR5cGUifQ==")
assert.JSONEq(t, string(str), responseRecorder.Body.String())
})
t.Run("Test uploads missing multipart boundary", func(t *testing.T) {
router := mux.NewRouter()
fs := storage.GetMemoryStorageProvider()
RegisterRoutes(router, []pipelines.IPipeline{pipelines.Pipeline{
Name: "",
Slug: "",
Type: 0,
RemoveMetadata: false,
Steps: []pipelines.Step{},
Output: struct {
Format string `json:"format"`
Quality int `json:"quality"`
}{"jpeg", 10},
}}, fs)
request, _ := http.NewRequest("POST", "/upload", nil)
request.Header["Content-Type"] = []string{"multipart/form-data", "boundary=X-INSOMNIA-BOUNDARY"}
responseRecorder := httptest.NewRecorder()
router.ServeHTTP(responseRecorder, request)
assert.Equal(t, 0x1A6, responseRecorder.Code)
str, _ := base64.StdEncoding.DecodeString("eyJlcnJvciI6Im5vIG11bHRpcGFydCBib3VuZGFyeSBwYXJhbSBpbiBDb250ZW50LVR5cGUifQ==")
assert.JSONEq(t, string(str), responseRecorder.Body.String())
fmt.Println(responseRecorder.Body.String())
})
}
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