feat(tvix/store/protos): add Deriver field to PathInfo r/6805

This uses the newly introduced StorePath message type to add a Deriver
field to the PathInfo message.

Support for validation is added to both the golang and rust
implementation. This includes extending unit tests.

Change-Id: Ifc3eb3263fa25b9eec260db354cd74234c40af7e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9647
Reviewed-by: Connor Brewster <cbrewster@hey.com>
Tested-by: BuildkiteCI

1 files changed, 44 insertions, 29 deletions

diff --git a/tvix/store/protos/pathinfo.pb.go b/tvix/store/protos/pathinfo.pb.go
index d6b517296448..b8296114f602 100644
--- a/tvix/store/protos/pathinfo.pb.go
+++ b/tvix/store/protos/pathinfo.pb.go
@@ -39,6 +39,9 @@ type PathInfo struct {
 	References [][]byte `protobuf:"bytes,2,rep,name=references,proto3" json:"references,omitempty"`
 	// see below.
 	Narinfo *NARInfo `protobuf:"bytes,3,opt,name=narinfo,proto3" json:"narinfo,omitempty"`
+	// The StorePath of the .drv file producing this output.
+	// The .drv suffix is omitted in its `name` field.
+	Deriver *StorePath `protobuf:"bytes,4,opt,name=deriver,proto3" json:"deriver,omitempty"`
 }
 
 func (x *PathInfo) Reset() {
@@ -94,6 +97,13 @@ func (x *PathInfo) GetNarinfo() *NARInfo {
 	return nil
 }
 
+func (x *PathInfo) GetDeriver() *StorePath {
+	if x != nil {
+		return x.Deriver
+	}
+	return nil
+}
+
 // Represents a path in the Nix store (a direct child of STORE_DIR).
 // It is commonly formatted by a nixbase32-encoding the digest, and
 // concatenating the name, separated by a `-`.
@@ -306,7 +316,7 @@ var file_tvix_store_protos_pathinfo_proto_rawDesc = []byte{
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@@ -314,28 +324,32 @@ var file_tvix_store_protos_pathinfo_proto_rawDesc = []byte{
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 }
 
 var (
@@ -361,12 +375,13 @@ var file_tvix_store_protos_pathinfo_proto_goTypes = []interface{}{
 var file_tvix_store_protos_pathinfo_proto_depIdxs = []int32{
 	4, // 0: tvix.store.v1.PathInfo.node:type_name -> tvix.castore.v1.Node
 	2, // 1: tvix.store.v1.PathInfo.narinfo:type_name -> tvix.store.v1.NARInfo
-	3, // 2: tvix.store.v1.NARInfo.signatures:type_name -> tvix.store.v1.NARInfo.Signature
-	3, // [3:3] is the sub-list for method output_type
-	3, // [3:3] is the sub-list for method input_type
-	3, // [3:3] is the sub-list for extension type_name
-	3, // [3:3] is the sub-list for extension extendee
-	0, // [0:3] is the sub-list for field type_name
+	1, // 2: tvix.store.v1.PathInfo.deriver:type_name -> tvix.store.v1.StorePath
+	3, // 3: tvix.store.v1.NARInfo.signatures:type_name -> tvix.store.v1.NARInfo.Signature
+	4, // [4:4] is the sub-list for method output_type
+	4, // [4:4] is the sub-list for method input_type
+	4, // [4:4] is the sub-list for extension type_name
+	4, // [4:4] is the sub-list for extension extendee
+	0, // [0:4] is the sub-list for field type_name
 }
 
 func init() { file_tvix_store_protos_pathinfo_proto_init() }