rust-agent: Land rust agent into kata-containers

Fixes: #56

Signed-off-by: Yang Bo <bo@hyper.sh>

src/agent/protocols/hack/update-generated-proto.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+die() {
+    echo $1
+    exit
+}
+
+get_source_version() {
+    if [ ! -d $GOPATH/src/$1 ]; then
+        go get -d -v $1
+    fi
+    [ $? -eq 0 ] || die "Failed to get $1"
+    if [ "$2" != "" ] ; then
+	    pushd "${GOPATH}/src/$1"
+        if [ $(git rev-parse HEAD) != $2 ] ; then
+            git checkout $2
+            [ $? -eq 0 ] || die "Failed to get $1 $2"
+        fi
+        popd
+    fi
+}
+
+get_rs() {
+    local cmd="protoc --rust_out=./src/ --grpc_out=./src/,plugins=grpc:./src/ --plugin=protoc-gen-grpc=`which grpc_rust_plugin` -I ./protos/ ./protos/$1"
+    echo $cmd
+    $cmd
+    [ $? -eq 0 ] || die "Failed to get rust from $1"
+}
+
+if [ "$(basename $(pwd))" != "protocols" ] || [ ! -d "./hack/" ]; then
+	die "Please go to directory of protocols before execute this shell"
+fi
+which protoc
+[ $? -eq 0 ] || die "Please install protoc from github.com/protocolbuffers/protobuf"
+which protoc-gen-rust
+[ $? -eq 0 ] || die "Please install protobuf-codegen from github.com/pingcap/grpc-rs"
+which grpc_rust_plugin
+[ $? -eq 0 ] || die "Please install grpc_rust_plugin from github.com/pingcap/grpc-rs"
+
+if [ $UPDATE_PROTOS ]; then
+    if [ ! $GOPATH ]; then
+        die 'Need $GOPATH to get the proto files'
+    fi
+
+    get_source_version "github.com/kata-containers/agent" ""
+    cp $GOPATH/src/github.com/kata-containers/agent/protocols/grpc/agent.proto ./protos/
+    cp $GOPATH/src/github.com/kata-containers/agent/protocols/grpc/oci.proto ./protos/
+    cp $GOPATH/src/github.com/kata-containers/agent/protocols/grpc/health.proto ./protos/
+    mkdir -p ./protos/github.com/kata-containers/agent/pkg/types/
+    cp $GOPATH/src/github.com/kata-containers/agent/pkg/types/types.proto ./protos/github.com/kata-containers/agent/pkg/types/
+
+    # The version is get from https://github.com/kata-containers/agent/blob/master/Gopkg.toml
+    get_source_version "github.com/gogo/protobuf" "4cbf7e384e768b4e01799441fdf2a706a5635ae7"
+    mkdir -p ./protos/github.com/gogo/protobuf/gogoproto/
+    cp $GOPATH/src/github.com/gogo/protobuf/gogoproto/gogo.proto ./protos/github.com/gogo/protobuf/gogoproto/
+    mkdir -p ./protos/google/protobuf/
+    cp $GOPATH/src/github.com/gogo/protobuf/protobuf/google/protobuf/empty.proto ./protos/google/protobuf/
+fi
+
+get_rs agent.proto
+get_rs health.proto
+get_rs github.com/kata-containers/agent/pkg/types/types.proto
+get_rs google/protobuf/empty.proto
+
+get_rs oci.proto
+# Need change Box<Self> to ::std::boxed::Box<Self> because there is another struct Box
+sed 's/fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {/fn into_any(self: ::std::boxed::Box<Self>) -> ::std::boxed::Box<::std::any::Any> {/g' src/oci.rs > src/new_oci.rs
+mv src/new_oci.rs src/oci.rs