/
ferrothorn.go
87 lines (70 loc) · 1.88 KB
/
ferrothorn.go
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package handlers
import (
"github.com/google/uuid"
"bytes"
"encoding/json"
"errors"
"io"
"io/ioutil"
"mime/multipart"
"net/http"
"os"
"strings"
)
var (
ferrothorn_host = strings.TrimSuffix(os.Getenv("FERROTHORN_HOST"), "/")
ferrothorn_mask = strings.TrimSuffix(os.Getenv("FERROTHORN_MASK"), "/")
ferrothorn_secret = os.Getenv("FERROTHORN_SECRET")
noFerrothorn = os.Getenv("NO_FERROTHORN") == "true"
requester http.Client = http.Client{}
)
func ferroRequest(sendable *http.Request) (response map[string]string, err error) {
if noFerrothorn {
response = map[string]string{"id": "no_ferrothorn_" + uuid.New().String()}
return
}
sendable.Header.Set("Authorization", ferrothorn_secret)
var http_response *http.Response
if http_response, err = requester.Do(sendable); err != nil {
return
}
var data []byte
if data, err = ioutil.ReadAll(http_response.Body); err != nil {
return
}
if err = json.Unmarshal(data, &response); err == nil {
var exists bool
if _, exists = response["error"]; exists {
err = errors.New(response["error"])
}
}
return
}
func upload(file io.Reader) (url string, err error) {
var closer io.Closer
var ok bool
if closer, ok = file.(io.Closer); ok {
defer closer.Close()
}
var buffer bytes.Buffer
var writer *multipart.Writer = multipart.NewWriter(&buffer)
defer writer.Close()
var writable io.Writer
if writable, err = writer.CreateFormFile("file", "file"); err != nil {
return
}
if _, err = io.Copy(writable, file); err != nil {
return
}
writer.Close()
var sendable *http.Request
if sendable, err = http.NewRequest("POST", ferrothorn_host, &buffer); err != nil {
return
}
sendable.Header.Set("Content-Type", writer.FormDataContentType())
var response map[string]string
if response, err = ferroRequest(sendable); err == nil {
url = response["id"]
}
return
}