1#!/usr/bin/env bash
2
3# Should point to /path/to/boulder, given that this script
4# lives in the //grpc subdirectory of the boulder repo.
5root_dir=$(dirname $(dirname $(readlink -f "$0")))
6
7# Find each file below root_dir whose name matches *.proto and whose
8# path does not include the "vendor" directory. Emit them null-delimited
9# (to allow for spaces and newlines in filenames), and assign each to the
10# local variable `file`.
11find "${root_dir}" -name "*.proto" -not -path "*/vendor/*" -print0 | while read -d $'\0' file
12do
13 # Have to use absolute paths to make protoc happy.
14 proto_file=$(realpath "${file}")
15 proto_dir=$(dirname "${proto_file}")
16 # -I "${proto_dir}" makes imports search the current directory first
17 # -I "${root_dir}" ensures that our proto files can import each other
18 # --go_out="${proto_dir}" writes the .pb.go file adjacent to the proto file
19 # --go-grpc_out="${proto_dir}" does the same for _grpc.pb.go
20 # --go_opt=paths=source_relative derives output filenames from input filenames
21 # --go-grpc_opt=paths=source_relative does the same for _grpc.pb.go
22 protoc -I "${proto_dir}" -I "${root_dir}" --go_out="${proto_dir}" --go-grpc_out="${proto_dir}" --go_opt=paths=source_relative --go-grpc_opt=paths=source_relative "${proto_file}"
23done
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