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authorFlorian Klink <flokli@flokli.de>2022-11-26T16·33+0000
committerflokli <flokli@flokli.de>2022-12-26T11·38+0000
commit2403871bed37958d4e90ad3893017ac1a2173555 (patch)
tree1b3a97e97510cf6a51cf46234b5e152a22bebc0a /third_party/overlays/patches
parent3676ce8d6dc30a5439beec4a705a416597124435 (diff)
fix(third_party/nixpkgs): add support for --bytes-as-base64 in evans r/5493
This is very helpful when calling an RPC method that accepts bytes.

Upstreamed to https://github.com/ktr0731/evans/pull/611.

Change-Id: Ibdaa1e3ff2aed9c86816e81de6f7652042c9fb11
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7436
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Diffstat (limited to 'third_party/overlays/patches')
-rw-r--r--third_party/overlays/patches/evans-add-support-for-bytes-as-base64.patch153
1 files changed, 153 insertions, 0 deletions
diff --git a/third_party/overlays/patches/evans-add-support-for-bytes-as-base64.patch b/third_party/overlays/patches/evans-add-support-for-bytes-as-base64.patch
new file mode 100644
index 000000000000..1c4e67cc40a8
--- /dev/null
+++ b/third_party/overlays/patches/evans-add-support-for-bytes-as-base64.patch
@@ -0,0 +1,153 @@
+From f3e26c276256cb053de94725c10fecf243f11a68 Mon Sep 17 00:00:00 2001
+From: Florian Klink <flokli@flokli.de>
+Date: Sat, 26 Nov 2022 12:16:53 +0000
+Subject: [PATCH] Add support for --bytes-as-base64
+
+This allows entering bytes as a base64-encoded string, using the standard
+encoding.
+---
+ README.md                                           |  6 ++++++
+ .../fixtures/teste2e_repl-call_--help.golden        |  3 ++-
+ fill/filler.go                                      |  2 ++
+ fill/proto/interactive_filler.go                    |  8 +++++++-
+ repl/commands.go                                    | 13 ++++++++++---
+ usecase/call_rpc.go                                 |  7 ++++---
+ 6 files changed, 31 insertions(+), 8 deletions(-)
+
+diff --git a/README.md b/README.md
+index 0f5932d..c02bf00 100644
+--- a/README.md
++++ b/README.md
+@@ -279,6 +279,12 @@ data (TYPE_BYTES) => \u65e5\u672c\u8a9e
+ }
+ ```
+ 
++Or add the flag `--bytes-as-base64` to pass bytes as a base64-encoded string
++```
++> call UnaryBytes --bytes-as-base64
++data (TYPE_BYTES) => SGVsbG8gV29ybGQh
++```
++
+ Or add the flag `--bytes-from-file` to read bytes from the provided relative path
+ ```
+ > call UnaryBytes --bytes-from-file
+diff --git a/e2e/testdata/fixtures/teste2e_repl-call_--help.golden b/e2e/testdata/fixtures/teste2e_repl-call_--help.golden
+index 3fb24b3..e9b83e1 100644
+--- a/e2e/testdata/fixtures/teste2e_repl-call_--help.golden
++++ b/e2e/testdata/fixtures/teste2e_repl-call_--help.golden
+@@ -2,7 +2,8 @@ usage: call <method name>
+ 
+ Options:
+       --add-repeated-manually   prompt asks whether to add a value if it encountered to a repeated field
+-      --bytes-from-file         interpret TYPE_BYTES input as a relative path to a file
++      --bytes-as-base64         interpret TYPE_BYTES input as base64-encoded string (mutually exclusive with --bytes-from-file)
++      --bytes-from-file         interpret TYPE_BYTES input as a relative path to a file (mutually exclusive with --bytes-as-base64)
+       --dig-manually            prompt asks whether to dig down if it encountered to a message field
+       --emit-defaults           render fields with default values
+       --enrich                  enrich response output includes header, message, trailer and status
+diff --git a/fill/filler.go b/fill/filler.go
+index c53a62d..e0a96b9 100644
+--- a/fill/filler.go
++++ b/fill/filler.go
+@@ -22,6 +22,8 @@ type Filler interface {
+ type InteractiveFillerOpts struct {
+ 	// DigManually is true, Fill asks whether to dig down if it encountered to a message field.
+ 	DigManually,
++	// BytesAsBase64 is true, Fill will interpret input as base64-encoded string
++	BytesAsBase64,
+ 	// BytesFromFile is true, Fill will read the contents of the file from the provided relative path.
+ 	BytesFromFile,
+ 	// AddRepeatedManually is true, Fill asks whether to add a repeated field value
+diff --git a/fill/proto/interactive_filler.go b/fill/proto/interactive_filler.go
+index fda0f8d..9b0d18c 100644
+--- a/fill/proto/interactive_filler.go
++++ b/fill/proto/interactive_filler.go
+@@ -1,6 +1,7 @@
+ package proto
+ 
+ import (
++	"encoding/base64"
+ 	"fmt"
+ 	"io"
+ 	"io/ioutil"
+@@ -201,7 +202,12 @@ func (r *resolver) resolveField(f *desc.FieldDescriptor) error {
+ 		// So, we need to call strconv.Unquote to interpret backslashes as an escape sequence.
+ 		case descriptorpb.FieldDescriptorProto_TYPE_BYTES:
+ 			converter = func(v string) (interface{}, error) {
+-				if r.opts.BytesFromFile {
++				if r.opts.BytesAsBase64 {
++					b, err := base64.StdEncoding.DecodeString(v)
++					if err == nil {
++						return b, nil
++					}
++				} else if r.opts.BytesFromFile {
+ 					b, err := ioutil.ReadFile(v)
+ 					if err == nil {
+ 						return b, nil
+diff --git a/repl/commands.go b/repl/commands.go
+index 6ba677e..a203ab9 100644
+--- a/repl/commands.go
++++ b/repl/commands.go
+@@ -155,7 +155,7 @@ func (c *showCommand) Run(w io.Writer, args []string) error {
+ }
+ 
+ type callCommand struct {
+-	enrich, digManually, bytesFromFile, emitDefaults, repeatCall, addRepeatedManually bool
++	enrich, digManually, bytesAsBase64, bytesFromFile, emitDefaults, repeatCall, addRepeatedManually bool
+ }
+ 
+ func (c *callCommand) FlagSet() (*pflag.FlagSet, bool) {
+@@ -163,7 +163,8 @@ func (c *callCommand) FlagSet() (*pflag.FlagSet, bool) {
+ 	fs.Usage = func() {} // Disable help output when an error occurred.
+ 	fs.BoolVar(&c.enrich, "enrich", false, "enrich response output includes header, message, trailer and status")
+ 	fs.BoolVar(&c.digManually, "dig-manually", false, "prompt asks whether to dig down if it encountered to a message field")
+-	fs.BoolVar(&c.bytesFromFile, "bytes-from-file", false, "interpret TYPE_BYTES input as a relative path to a file")
++	fs.BoolVar(&c.bytesAsBase64, "bytes-as-base64", false, "interpret TYPE_BYTES input as base64-encoded string (mutually exclusive with --bytes-from-file)")
++	fs.BoolVar(&c.bytesFromFile, "bytes-from-file", false, "interpret TYPE_BYTES input as a relative path to a file (mutually exclusive with --bytes-as-base64)")
+ 	fs.BoolVar(&c.emitDefaults, "emit-defaults", false, "render fields with default values")
+ 	fs.BoolVarP(&c.repeatCall, "repeat", "r", false, "repeat previous unary or server streaming request (if exists)")
+ 	fs.BoolVar(&c.addRepeatedManually, "add-repeated-manually", false, "prompt asks whether to add a value if it encountered to a repeated field")
+@@ -199,9 +200,15 @@ func (c *callCommand) Run(w io.Writer, args []string) error {
+ 		},
+ 	)
+ 
++	// Ensure bytesAsBase64 and bytesFromFile are not both set
++	// pflag doesn't suppport mutually exclusive flags (https://github.com/spf13/pflag/issues/270)
++	if c.bytesAsBase64 && c.bytesFromFile {
++		return errors.New("only one of --bytes-as-base64 or --bytes-from-file can be specified")
++	}
++
+ 	// here we create the request context
+ 	// we also add the call command flags here
+-	err := usecase.CallRPCInteractively(context.Background(), w, args[0], c.digManually, c.bytesFromFile, c.repeatCall, c.addRepeatedManually)
++	err := usecase.CallRPCInteractively(context.Background(), w, args[0], c.digManually, c.bytesAsBase64, c.bytesFromFile, c.repeatCall, c.addRepeatedManually)
+ 	if errors.Is(err, io.EOF) {
+ 		return errors.New("inputting canceled")
+ 	}
+diff --git a/usecase/call_rpc.go b/usecase/call_rpc.go
+index e5f9415..48e795e 100644
+--- a/usecase/call_rpc.go
++++ b/usecase/call_rpc.go
+@@ -478,15 +478,16 @@ func (f *interactiveFiller) Fill(v interface{}) error {
+ 	return f.fillFunc(v)
+ }
+ 
+-func CallRPCInteractively(ctx context.Context, w io.Writer, rpcName string, digManually, bytesFromFile, rerunPrevious, addRepeatedManually bool) error {
+-	return dm.CallRPCInteractively(ctx, w, rpcName, digManually, bytesFromFile, rerunPrevious, addRepeatedManually)
++func CallRPCInteractively(ctx context.Context, w io.Writer, rpcName string, digManually, bytesAsBase64, bytesFromFile, rerunPrevious, addRepeatedManually bool) error {
++	return dm.CallRPCInteractively(ctx, w, rpcName, digManually, bytesAsBase64, bytesFromFile, rerunPrevious, addRepeatedManually)
+ }
+ 
+-func (m *dependencyManager) CallRPCInteractively(ctx context.Context, w io.Writer, rpcName string, digManually, bytesFromFile, rerunPrevious, addRepeatedManually bool) error {
++func (m *dependencyManager) CallRPCInteractively(ctx context.Context, w io.Writer, rpcName string, digManually, bytesAsBase64, bytesFromFile, rerunPrevious, addRepeatedManually bool) error {
+ 	return m.CallRPC(ctx, w, rpcName, rerunPrevious, &interactiveFiller{
+ 		fillFunc: func(v interface{}) error {
+ 			return m.interactiveFiller.Fill(v, fill.InteractiveFillerOpts{
+ 				DigManually:         digManually,
++				BytesAsBase64:       bytesAsBase64,
+ 				BytesFromFile:       bytesFromFile,
+ 				AddRepeatedManually: addRepeatedManually,
+ 			})
+-- 
+2.38.1
+