Handle StatusAccepted in invoke proxy, print message and fix example

This commit adds handling for the StatusAccepted response in the invoke proxy, on receipt of a StatusAccepted reponse a message indicating succesful submission is printed to stderr. It also fixes the header in the callback invoke example. Signed-off-by: John McCabe <[email protected]>
openfaas · Mar 2, 2018 · 017665c · 017665c
1 parent 5db060e
commit 017665c
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/commands/invoke.go b/commands/invoke.go
@@ -41,7 +41,7 @@ var invokeCmd = &cobra.Command{
   faas-cli invoke echo --gateway https://domain:port --content-type application/json
   faas-cli invoke env --query repo=faas-cli --query org=openfaas
   faas-cli invoke env --header X-Ping-Url=http://request.bin/etc
-  faas-cli invoke resize-img --async -H "X-Callback-Url: http://gateway:8080/function/send2slack" < image.png
+  faas-cli invoke resize-img --async -H "X-Callback-Url=http://gateway:8080/function/send2slack" < image.png
   faas-cli invoke env -H X-Ping-Url=http://request.bin/etc`,
 	RunE: runInvoke,
 }

diff --git a/proxy/invoke.go b/proxy/invoke.go
@@ -5,6 +5,7 @@ package proxy
 
 import (
 	"bytes"
+	"os"
 
 	"fmt"
 	"io/ioutil"
@@ -69,6 +70,8 @@ func InvokeFunction(gateway string, name string, bytesIn *[]byte, contentType st
 	}
 
 	switch res.StatusCode {
+	case http.StatusAccepted:
+		fmt.Fprintf(os.Stderr, "Function submitted asynchronously.\n")
 	case http.StatusOK:
 		var readErr error
 		resBytes, readErr = ioutil.ReadAll(res.Body)