sdk_cache_state: Proto to store information about the cached SDK.

See cros-sdk-cache-health#heading=h.fewrcvdlwvf3

BUG=chromium:1167322, b:180010157, b:180942302
TEST=./gen

Change-Id: I9ad6fa15c09b0acdbfdaec7f5cfab78d59f2a4ab
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/infra/proto/+/2713036
Reviewed-by: LaMont Jones <lamontjones@chromium.org>
Commit-Queue: Navil Perez <navil@google.com>
diff --git a/go/chromiumos/builder_config.pb.go b/go/chromiumos/builder_config.pb.go
index 56b96ec..b7f38ab 100644
--- a/go/chromiumos/builder_config.pb.go
+++ b/go/chromiumos/builder_config.pb.go
@@ -311,7 +311,7 @@
 	// this option implies the builder will never run.
 	BuilderConfig_General_RunWhen_ONLY_RUN_ON_FILE_MATCH BuilderConfig_General_RunWhen_Mode = 2
 	// Do not run the builder if all files in the input gerrit_changes
-	// match any file_attern speicifed below. If file_patterns is empty,
+	// match any file_pattern speicifed below. If file_patterns is empty,
 	// this option implies the builder will always run.
 	BuilderConfig_General_RunWhen_NO_RUN_ON_FILE_MATCH BuilderConfig_General_RunWhen_Mode = 3
 )
diff --git a/go/chromiumos/sdk_cache_state.pb.go b/go/chromiumos/sdk_cache_state.pb.go
new file mode 100644
index 0000000..0e2935e
--- /dev/null
+++ b/go/chromiumos/sdk_cache_state.pb.go
@@ -0,0 +1,186 @@
+// Copyright 2021 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.25.0-devel
+// 	protoc        v3.6.1
+// source: chromiumos/sdk_cache_state.proto
+
+package chromiumos
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// Stores information about the cached SDK.
+type SdkCacheState struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The SDK version. See crbug.com/1023855.
+	Version int32 `protobuf:"varint,1,opt,name=version,proto3" json:"version,omitempty"`
+	// The manifest branch.
+	ManifestBranch string `protobuf:"bytes,2,opt,name=manifest_branch,json=manifestBranch,proto3" json:"manifest_branch,omitempty"`
+	// The manifest URL.
+	ManifestUrl string `protobuf:"bytes,3,opt,name=manifest_url,json=manifestUrl,proto3" json:"manifest_url,omitempty"`
+	// The git hash of the snapshot.
+	SnapshotHash string `protobuf:"bytes,4,opt,name=snapshot_hash,json=snapshotHash,proto3" json:"snapshot_hash,omitempty"`
+}
+
+func (x *SdkCacheState) Reset() {
+	*x = SdkCacheState{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_chromiumos_sdk_cache_state_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SdkCacheState) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SdkCacheState) ProtoMessage() {}
+
+func (x *SdkCacheState) ProtoReflect() protoreflect.Message {
+	mi := &file_chromiumos_sdk_cache_state_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SdkCacheState.ProtoReflect.Descriptor instead.
+func (*SdkCacheState) Descriptor() ([]byte, []int) {
+	return file_chromiumos_sdk_cache_state_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *SdkCacheState) GetVersion() int32 {
+	if x != nil {
+		return x.Version
+	}
+	return 0
+}
+
+func (x *SdkCacheState) GetManifestBranch() string {
+	if x != nil {
+		return x.ManifestBranch
+	}
+	return ""
+}
+
+func (x *SdkCacheState) GetManifestUrl() string {
+	if x != nil {
+		return x.ManifestUrl
+	}
+	return ""
+}
+
+func (x *SdkCacheState) GetSnapshotHash() string {
+	if x != nil {
+		return x.SnapshotHash
+	}
+	return ""
+}
+
+var File_chromiumos_sdk_cache_state_proto protoreflect.FileDescriptor
+
+var file_chromiumos_sdk_cache_state_proto_rawDesc = []byte{
+	0x0a, 0x20, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 0x6f, 0x73, 0x2f, 0x73, 0x64, 0x6b,
+	0x5f, 0x63, 0x61, 0x63, 0x68, 0x65, 0x5f, 0x73, 0x74, 0x61, 0x74, 0x65, 0x2e, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x12, 0x0a, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 0x6f, 0x73, 0x22, 0x9a,
+	0x01, 0x0a, 0x0d, 0x53, 0x64, 0x6b, 0x43, 0x61, 0x63, 0x68, 0x65, 0x53, 0x74, 0x61, 0x74, 0x65,
+	0x12, 0x18, 0x0a, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28,
+	0x05, 0x52, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x27, 0x0a, 0x0f, 0x6d, 0x61,
+	0x6e, 0x69, 0x66, 0x65, 0x73, 0x74, 0x5f, 0x62, 0x72, 0x61, 0x6e, 0x63, 0x68, 0x18, 0x02, 0x20,
+	0x01, 0x28, 0x09, 0x52, 0x0e, 0x6d, 0x61, 0x6e, 0x69, 0x66, 0x65, 0x73, 0x74, 0x42, 0x72, 0x61,
+	0x6e, 0x63, 0x68, 0x12, 0x21, 0x0a, 0x0c, 0x6d, 0x61, 0x6e, 0x69, 0x66, 0x65, 0x73, 0x74, 0x5f,
+	0x75, 0x72, 0x6c, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0b, 0x6d, 0x61, 0x6e, 0x69, 0x66,
+	0x65, 0x73, 0x74, 0x55, 0x72, 0x6c, 0x12, 0x23, 0x0a, 0x0d, 0x73, 0x6e, 0x61, 0x70, 0x73, 0x68,
+	0x6f, 0x74, 0x5f, 0x68, 0x61, 0x73, 0x68, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0c, 0x73,
+	0x6e, 0x61, 0x70, 0x73, 0x68, 0x6f, 0x74, 0x48, 0x61, 0x73, 0x68, 0x42, 0x36, 0x5a, 0x34, 0x67,
+	0x6f, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 0x2e, 0x6f, 0x72, 0x67, 0x2f, 0x63,
+	0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 0x6f, 0x73, 0x2f, 0x69, 0x6e, 0x66, 0x72, 0x61, 0x2f,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x67, 0x6f, 0x2f, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75,
+	0x6d, 0x6f, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_chromiumos_sdk_cache_state_proto_rawDescOnce sync.Once
+	file_chromiumos_sdk_cache_state_proto_rawDescData = file_chromiumos_sdk_cache_state_proto_rawDesc
+)
+
+func file_chromiumos_sdk_cache_state_proto_rawDescGZIP() []byte {
+	file_chromiumos_sdk_cache_state_proto_rawDescOnce.Do(func() {
+		file_chromiumos_sdk_cache_state_proto_rawDescData = protoimpl.X.CompressGZIP(file_chromiumos_sdk_cache_state_proto_rawDescData)
+	})
+	return file_chromiumos_sdk_cache_state_proto_rawDescData
+}
+
+var file_chromiumos_sdk_cache_state_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_chromiumos_sdk_cache_state_proto_goTypes = []interface{}{
+	(*SdkCacheState)(nil), // 0: chromiumos.SdkCacheState
+}
+var file_chromiumos_sdk_cache_state_proto_depIdxs = []int32{
+	0, // [0:0] is the sub-list for method output_type
+	0, // [0:0] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_chromiumos_sdk_cache_state_proto_init() }
+func file_chromiumos_sdk_cache_state_proto_init() {
+	if File_chromiumos_sdk_cache_state_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_chromiumos_sdk_cache_state_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SdkCacheState); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_chromiumos_sdk_cache_state_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_chromiumos_sdk_cache_state_proto_goTypes,
+		DependencyIndexes: file_chromiumos_sdk_cache_state_proto_depIdxs,
+		MessageInfos:      file_chromiumos_sdk_cache_state_proto_msgTypes,
+	}.Build()
+	File_chromiumos_sdk_cache_state_proto = out.File
+	file_chromiumos_sdk_cache_state_proto_rawDesc = nil
+	file_chromiumos_sdk_cache_state_proto_goTypes = nil
+	file_chromiumos_sdk_cache_state_proto_depIdxs = nil
+}
diff --git a/src/chromiumos/builder_config.proto b/src/chromiumos/builder_config.proto
index d3d1480..4eaa47b 100644
--- a/src/chromiumos/builder_config.proto
+++ b/src/chromiumos/builder_config.proto
@@ -88,7 +88,7 @@
         ONLY_RUN_ON_FILE_MATCH = 2;
 
         // Do not run the builder if all files in the input gerrit_changes
-        // match any file_attern speicifed below. If file_patterns is empty,
+        // match any file_pattern speicifed below. If file_patterns is empty,
         // this option implies the builder will always run.
         NO_RUN_ON_FILE_MATCH = 3;
       }
diff --git a/src/chromiumos/sdk_cache_state.proto b/src/chromiumos/sdk_cache_state.proto
new file mode 100644
index 0000000..c9013d5
--- /dev/null
+++ b/src/chromiumos/sdk_cache_state.proto
@@ -0,0 +1,24 @@
+// Copyright 2021 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+syntax = "proto3";
+
+package chromiumos;
+
+option go_package = "go.chromium.org/chromiumos/infra/proto/go/chromiumos";
+
+// Stores information about the cached SDK.
+message SdkCacheState {
+  // The SDK version. See crbug.com/1023855.
+  int32 version = 1;
+
+  // The manifest branch.
+  string manifest_branch = 2;
+
+  // The manifest URL.
+  string manifest_url = 3;
+
+  // The git hash of the snapshot.
+  string snapshot_hash = 4;
+}