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1#!/bin/bash
2# Copyright 2015 gRPC authors.
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#     http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16set -ex
17
18readonly NANOPB_ALTS_TMP_OUTPUT="$(mktemp -d)"
19readonly NANOPB_TMP_OUTPUT="$(mktemp -d)"
20readonly PROTOBUF_INSTALL_PREFIX="$(mktemp -d)"
21
22# install protoc version 3
23pushd third_party/protobuf
24./autogen.sh
25./configure --prefix="$PROTOBUF_INSTALL_PREFIX"
26make -j 8
27make install
28#ldconfig
29popd
30
31readonly PROTOC_BIN_PATH="$PROTOBUF_INSTALL_PREFIX/bin"
32if [ ! -x "$PROTOBUF_INSTALL_PREFIX/bin/protoc" ]; then
33  echo "Error: protoc not found in temp install dir '$PROTOBUF_INSTALL_PREFIX'"
34  exit 1
35fi
36
37# stack up and change to nanopb's proto generator directory
38pushd third_party/nanopb/generator/proto
39export PATH="$PROTOC_BIN_PATH:$PATH"
40make -j 8
41# back to the root directory
42popd
43
44#
45# Checks for load_balancer.proto
46#
47readonly LOAD_BALANCER_GRPC_OUTPUT_PATH='src/core/ext/filters/client_channel/lb_policy/grpclb/proto/grpc/lb/v1'
48# nanopb-compile the proto to a temp location
49./tools/codegen/core/gen_nano_proto.sh \
50  src/proto/grpc/lb/v1/load_balancer.proto \
51  "$NANOPB_TMP_OUTPUT" \
52  "$LOAD_BALANCER_GRPC_OUTPUT_PATH"
53
54./tools/codegen/core/gen_nano_proto.sh \
55  third_party/protobuf/src/google/protobuf/duration.proto \
56  "$NANOPB_TMP_OUTPUT/google/protobuf" \
57  "$LOAD_BALANCER_GRPC_OUTPUT_PATH/google/protobuf"
58
59./tools/codegen/core/gen_nano_proto.sh \
60  third_party/protobuf/src/google/protobuf/timestamp.proto \
61  "$NANOPB_TMP_OUTPUT/google/protobuf" \
62  "$LOAD_BALANCER_GRPC_OUTPUT_PATH/google/protobuf"
63
64# compare outputs to checked compiled code
65if ! diff -r "$NANOPB_TMP_OUTPUT" src/core/ext/filters/client_channel/lb_policy/grpclb/proto/grpc/lb/v1; then
66  echo "Outputs differ: $NANOPB_TMP_OUTPUT vs $LOAD_BALANCER_GRPC_OUTPUT_PATH"
67  exit 2
68fi
69
70#
71# Checks for handshaker.proto and transport_security_common.proto
72#
73readonly HANDSHAKER_GRPC_OUTPUT_PATH='src/core/tsi/alts/handshaker'
74# nanopb-compile the proto to a temp location
75./tools/codegen/core/gen_nano_proto.sh \
76  src/core/tsi/alts/handshaker/proto/handshaker.proto \
77  "$NANOPB_ALTS_TMP_OUTPUT" \
78  "$HANDSHAKER_GRPC_OUTPUT_PATH"
79./tools/codegen/core/gen_nano_proto.sh \
80  src/core/tsi/alts/handshaker/proto/transport_security_common.proto \
81  "$NANOPB_ALTS_TMP_OUTPUT" \
82  "$HANDSHAKER_GRPC_OUTPUT_PATH"
83./tools/codegen/core/gen_nano_proto.sh \
84  src/core/tsi/alts/handshaker/proto/altscontext.proto \
85  "$NANOPB_ALTS_TMP_OUTPUT" \
86  "$HANDSHAKER_GRPC_OUTPUT_PATH"
87
88# compare outputs to checked compiled code
89for NANOPB_OUTPUT_FILE in $NANOPB_ALTS_TMP_OUTPUT/*.pb.*; do
90  if ! diff "$NANOPB_OUTPUT_FILE" "src/core/tsi/alts/handshaker/$(basename $NANOPB_OUTPUT_FILE)"; then
91    echo "Outputs differ: $NANOPB_ALTS_TMP_OUTPUT vs $HANDSHAKER_GRPC_OUTPUT_PATH"
92    exit 2
93  fi
94done
95